CN218467862U

CN218467862U - Pump head structure of deep-well pump

Info

Publication number: CN218467862U
Application number: CN202222477555.8U
Authority: CN
Inventors: 池海平
Original assignee: Zhejiang Fufrog Pump Co ltd
Current assignee: Zhejiang Fufrog Pump Co ltd
Priority date: 2022-09-17
Filing date: 2022-09-17
Publication date: 2023-02-10
Anticipated expiration: 2032-09-17

Abstract

The utility model relates to a pump head structure of deep-well pump, including the pump head casing, be provided with the holding chamber in the pump head casing, at least one and the communicating hangers mouth of holding chamber have been seted up at the top of pump head casing, movable mounting has the hangers component that can put into in the holding chamber in the hangers mouth. This application has effectively improved the life of hangers component through can hiding the hangers component that enters into the holding chamber. The effect of (1).

Description

Pump head structure of deep-well pump

Technical Field

The application relates to the technical field of deep-well pumps, in particular to a pump head structure of a deep-well pump.

Background

The deep well pump is a pump which is immersed in an underground well to pump and convey water, and is also widely applied to farmland drainage and irrigation, industrial and mining enterprises, urban water supply and drainage, sewage treatment and the like.

The deep well pump comprises a pump body and a motor, wherein the pump body comprises a water inlet joint, a plurality of stages of impeller assemblies and a pump head, the water inlet joint, the plurality of stages of impeller assemblies and the pump head are fixedly overlapped to form the pump body, the pump body is connected with the motor through the water inlet joint, a main shaft connected with the impeller assemblies at all stages is arranged in the pump body, and an output shaft of the motor is connected with the main shaft.

Be provided with the hangers on the pump head, hoisting machine such as driving conveniently hoists and shifts deep-well pump is whole through the hangers, and wherein, current hangers is through adopting the bolt fastening on the pump head, and the hangers exposes outside, causes the hangers to damage easily, influences the life of hangers, consequently has certain improvement part.

SUMMERY OF THE UTILITY MODEL

In order to improve the life of hangers, this application provides a pump head structure of deep-well pump.

The application provides a pair of pump head structure of deep-well pump adopts following technical scheme:

the utility model provides a pump head structure of deep-well pump, includes the pump head casing, be provided with the holding chamber in the pump head casing, at least one and the communicating hangers mouth of holding chamber have been seted up at the top of pump head casing, movable mounting has the hangers component that can put into in the holding chamber in the hangers mouth.

Optionally, the ear hanging member includes an ear hanging piece and an ear hanging hole formed in the ear hanging piece, and an anti-dropping block is arranged at one end of the ear hanging piece located in the accommodating cavity.

Optionally, when the hanging lug plate is placed in the accommodating cavity, the top of the hanging lug plate is flush with the top of the pump head housing.

Optionally, when the lug hanging piece can be placed into the accommodating cavity, the top of the lug hanging piece is a millimeters higher than the top of the pump head shell, wherein a is greater than or equal to 0.1 millimeter and is less than or equal to 10 millimeters.

Optionally, the pump head casing includes the shell body, sets up at the upper cover at shell body top and sets up the lower cover in shell body bottom, the middle part position of upper cover and lower cover is provided with the adapter sleeve that is used for connecting the outlet pipe, shell body, upper cover and lower cover enclose to close and form the holding chamber, the hangers mouth sets up on covering.

Optionally, the outer border of upper cover passes through welded fastening on the shell body, the outer border of lower cover passes through welded fastening on the shell body, the adapter sleeve passes through welded fastening at the middle part of lower cover, the middle part of upper cover is provided with the confession the mouth that passes through that the adapter sleeve stretches out.

Optionally, the outer edge of the lower cover is provided with a first groove edge and a second groove edge, the first groove edge and the second groove edge are distributed in a stepped manner from bottom to top on the outer edge of the lower cover, the first groove edge is used for installing the sealing ring, and the second groove edge is used for embedding the impeller assembly.

Optionally, the lower cover is provided with a flow guide surface which is concave inwards and gathered towards the center of the lower cover.

In summary, the present application includes at least one of the following beneficial technical effects:

be provided with the hangers mouth in this application on the pump head casing, be provided with the hangers component in the hangers mouth, the hangers component can be put into the holding chamber, also can stretch out from the holding chamber, therefore, when needs use the hangers component, take out the hangers component from the holding chamber, conveniently hoist and mount deep-well pump through the hangers component, when need not use the hangers component, the hangers component can hide and enter into the holding chamber, avoid the hangers component to be damaged, this application is through hiding the hangers component that enters into the holding chamber, the life of hangers component has effectively been improved.

Drawings

Fig. 1 is a schematic structural diagram of a pump head in this embodiment.

Fig. 2 is a schematic sectional view of the pump head of this embodiment.

Fig. 3 is a schematic view illustrating a state of the embodiment in which the ear member is inserted into the accommodating chamber.

Fig. 4 is a schematic view of another embodiment of the present embodiment in which the ear member is inserted into the accommodating cavity.

Description of reference numerals: 1. a pump head housing; 11. an outer housing; 12. an upper cover; 13. a lower cover; 14. connecting sleeves; 2. an accommodating cavity; 3. hanging ear mouths; 4. a suspension loop member; 41. hanging a lug plate; 42. ear hanging holes; 43. an anti-drop block; 5. a first slot edge; 6. a second slot edge; 7. a flow guide surface; 8. and hooking the opening.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1 and 2, a pump head structure of a deep well pump includes a pump head housing 1, a housing chamber 2 is provided in the pump head housing 1, at least one ear hanging opening 3 communicated with the housing chamber 2 is provided at the top of the pump head housing 1, and an ear hanging member 4 capable of being inserted into the housing chamber 2 is movably installed in the ear hanging opening 3.

In this embodiment, the number of the ear hanging openings 3 is two, and the two ear hanging openings 3 are arranged on two sides of the pump head housing 1 in mirror symmetry. The ear hanging member 4 comprises an ear hanging piece 41 and an ear hanging hole 42 formed in the ear hanging piece 41, the ear hanging piece 41 is a square piece, the ear hanging hole 42 is arranged on the ear hanging piece 41 in an oval shape, and an anti-falling block 43 is arranged at one end of the ear hanging piece 41 in the accommodating cavity 2. Therefore, the ear hanging piece 41 can slide up and down in the ear hanging opening 3, the ear hanging piece 41 can be placed in the accommodating cavity 2, the ear hanging piece 41 can also extend out of the accommodating cavity 2, when the ear hanging piece 41 extends out of the accommodating cavity 2 and the ear hanging hole 42 is completely exposed outside, the anti-falling blocks 43 abut against two sides of the ear hanging opening 3 to prevent the ear hanging piece 41 from falling off from the ear hanging opening 3.

In one embodiment, referring to fig. 3, when the hanging tab 41 is inserted into the receiving cavity 2, the top of the hanging tab 41 is flush with the top of the pump head housing 1. When the tab 41 is needed, the tab 41 can be slid out of the storage cavity 2 by tilting the pump head housing 1 at a certain angle.

In another embodiment, referring to fig. 4, when the ear hanging piece 41 can be inserted into the accommodating cavity 2, the top of the ear hanging piece 41 is a mm higher than the top of the pump head housing 1, wherein a is greater than or equal to 0.1 mm and less than or equal to 10 mm. Therefore, the top of the hanging tab 41 is higher than the top surface of the pump head housing 1, and when the hanging tab 41 needs to be used, the hanging tab 41 can be grasped to pull the hanging tab 41 out of the accommodating chamber 2.

Referring to fig. 2, the pump head housing 1 includes an outer housing 11, an upper cap 12 provided on the top of the outer housing 11, and a lower cap 13 provided on the bottom of the outer housing 11, the outer housing 11 is cylindrical as a whole, the upper cap 12 and the lower cap 13 are fitted to the top and bottom of the outer housing 11, and the upper cap 12 and the lower cap 13 are each in the shape of a circular disk. The middle parts of the upper cover 12 and the lower cover 13 are provided with connecting sleeves 14 for connecting water outlet pipes, and the walls of the connecting sleeves 14 are provided with threads for connecting the water outlet pipes.

The outer shell 11, the upper cover 12 and the lower cover 13 enclose to form the accommodating cavity 2, and the ear hanging opening 3 is arranged on the upper cover 12. It should be noted that, in order to install the ear hanging member 4 in the accommodating chamber 2, the upper cover 12 and the lower cover 13 are respectively fixed on the outer casing 11 by welding.

The outer edge of the upper cover 12 is fixed on the outer shell 11 through welding, the outer edge of the lower cover 13 is fixed on the outer shell 11 through welding, the connecting sleeve 14 is fixed in the middle of the lower cover 13 through welding, and the middle of the upper cover 12 is provided with a through hole for the connecting sleeve 14 to extend out.

In the welding sequence of the upper cap 12 and the lower cap 13, the lower cap 13 is first fitted into the bottom of the outer case 11, the lower cap 13 is welded to the inner wall of the outer case 11 along the outer edge of the lower cap 13, and the coupling sleeve 14 is then welded to the middle position of the lower cap 13. The mounting lug member 4 is then placed in the lug hole 42 and the connecting sleeve 14 is welded to the outer housing 11 along the outer edge of the upper cover 12 through the through opening of the upper cover 12. This application can realize that hangers component 4 is built-in holding chamber 2 through the welding installation order of above-mentioned upper cover 12, lower cover 13 and shell body 11, and hangers component 4 also can not drop from holding chamber 2.

Referring to fig. 2, a first groove edge 5 and a second groove edge 6 are arranged at the outer edge of the lower cover 13, the first groove edge 5 and the second groove edge 6 are distributed in a stepped manner from bottom to top at the outer edge of the lower cover 13, the first groove edge 5 is used for installing a seal ring, and the second groove edge 6 is used for embedding an impeller assembly. The lower cover 13 is provided with a flow guide surface 7 which is concave inwards and gathered towards the center.

Referring to fig. 1, the upper cover 12 is further provided with a plurality of hooking ports 8, the hooking ports 8 are communicated with the accommodating cavity 2, and the hooking ports 8 are used for hooking and fixing the brace of the deep-well pump.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pump head structure of deep-well pump, includes pump head casing (1), its characterized in that, be provided with holding chamber (2) in pump head casing (1), at least one and the communicating hangers mouth (3) of holding chamber (2) are seted up to the top of pump head casing (1), movable mounting has hangers component (4) that can put into in holding chamber (2) in hangers mouth (3).

2. Pump head structure of a deep-well pump according to claim 1, characterized in that the ear-hanging member (4) comprises an ear-hanging piece (41) and an ear-hanging hole (42) provided on the ear-hanging piece (41), and an anti-drop block (43) is provided at one end of the ear-hanging piece (41) located in the accommodating chamber (2).

3. A pump head construction for a deep well pump according to claim 2, characterised in that the top of said ear piece (41) is flush with the top of the pump head housing (1) when said ear piece (41) is inserted into the receiving chamber (2).

4. A pump head construction for a deep well pump according to claim 2, characterised in that when the said tab piece (41) is inserted into the receiving chamber (2), the top of the said tab piece (41) is a mm higher than the top of the pump head housing (1), wherein a is 0.1 mm ≤ 10 mm.

5. A pump head structure of a deep well pump according to claim 1, wherein the pump head housing (1) comprises an outer housing (11), an upper cover (12) disposed on the top of the outer housing (11), and a lower cover (13) disposed on the bottom of the outer housing (11), a connection sleeve (14) for connecting a water outlet pipe is disposed at the middle position of the upper cover (12) and the lower cover (13), the outer housing (11), the upper cover (12) and the lower cover (13) enclose the accommodation chamber (2), and the ear hanging opening (3) is disposed on the upper cover (12).

6. A pump head structure of a deep well pump according to claim 5, wherein the outer edge of the upper cover (12) is fixed to the outer casing (11) by welding, the outer edge of the lower cover (13) is fixed to the outer casing (11) by welding, the connection sleeve (14) is fixed to the middle of the lower cover (13) by welding, and the middle of the upper cover (12) is provided with a through opening through which the connection sleeve (14) extends.

7. A pump head structure of a deep well pump according to claim 5, characterized in that the outer edge of the lower cover (13) is provided with a first groove edge (5) and a second groove edge (6), the first groove edge (5) and the second groove edge (6) are distributed in a stepped manner from bottom to top on the outer edge of the lower cover (13), the first groove edge (5) is used for installing a seal ring, and the second groove edge (6) is used for embedding an impeller assembly.

8. A pump head construction for a deep-well pump according to claim 5, characterised in that the lower cover (13) is provided with a flow guide surface (7) which converges concavely towards its centre.