CN218732033U

CN218732033U - Sealing joint structure of submersible pump

Info

Publication number: CN218732033U
Application number: CN202223002381.6U
Authority: CN
Inventors: 晁代锋; 王金雨; 王润红
Original assignee: Tianjin Kairun Pump Co ltd
Current assignee: Tianjin Kairun Pump Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-24
Anticipated expiration: 2032-11-08

Abstract

The utility model relates to a water pump joint technical field discloses a immersible pump sealing joint structure, including the pump case, through the pump base of bolt fastening in the pump case bottom, fix at the inside motor of pump case, set up at the pump shaft of pump case central authorities and fix the bearing in pump base bottom central authorities, the bottom mounting of pump shaft is in the bearing. The submersible pump sealing joint structure further comprises a pump shell threaded interface, a threaded sleeve, a water pump connecting wire, a cable jacket, a cable, a double-head copper column joint and a wire core, wherein the pump shell threaded interface is integrally formed at the outer side of the bottom end of the pump shell, and internal threads are arranged in the pump shell threaded interface; the outer side of the threaded sleeve is provided with external threads, and the threaded sleeve is arranged in a threaded interface of the pump shell in a threaded fit manner; double-end copper column connects has a plurality ofly, and double-end copper column connects the interval setting, and threaded sleeve parcel sets up the rear end at a plurality of double-end copper column connects. The utility model discloses can improve immersible pump cable's leakproofness and structural strength.

Description

Sealing joint structure of submersible pump

Technical Field

The utility model relates to a water pump head technical field especially relates to a immersible pump sealing joint structure.

Background

The submersible pump has wide application in the fields of domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting, ship load regulation, fountain landscape and the like. Because the submersible pump is soaked in water for a long time and is easy to pull and the like in use, the sealing design of the cable joint of the water pump is the key point of the structural design of the submersible pump. The cable joint structure of the traditional submersible sewage pump still has certain improvement space for the sealing performance and the connection strength, and is easy to damage when pulled to cause water inflow.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a submersible pump sealing joint structure can improve the leakproofness and the structural strength of submersible pump cables.

The utility model discloses a following technical scheme realizes: the utility model provides a immersible pump sealing joint structure, includes the pump case, through the pump base of bolt fastening in the pump case bottom, fix at the inside motor of pump case, set up the pump shaft in pump case center with fix the bearing in pump base bottom center, the bottom mounting of pump shaft is in the bearing. The sealing joint structure of the submersible pump further comprises a pump shell threaded interface, a threaded sleeve, a water pump connecting wire, a cable casing, a cable, a double-head copper column joint and a cable core, wherein the pump shell threaded interface is integrally formed and arranged at the outer side of the bottom end of the pump shell; the outer side of the threaded sleeve is provided with external threads, and the threaded sleeve is arranged in a threaded interface of the pump shell in a threaded fit manner; the double-end copper column connectors are arranged at intervals, and the threaded sleeves are wrapped at the rear ends of the double-end copper column connectors; one end of the water pump connecting wire is fixed at the inner end of the double-end copper column connector, and the other end of the water pump connecting wire is connected with the motor; one end of the wire core is fixed at the outer end of the double-end copper column joint; the cable comprises a plurality of strands, and is characterized in that the other end of the wire core is connected with a cable, and a cable casing is arranged on the outer ring of the joint of the cable and the wire core.

Furthermore, a plastic sleeve is fixed at the front end of the threaded sleeve, a circular copper cylinder ring body is arranged on the outer side of the center of the double-head copper cylinder joint, and the plastic sleeve wraps the outer side of the copper cylinder ring body.

Further, the outer lane parcel of cable conductor cover shell is provided with the protective sheath.

Furthermore, a rubber sealing ring is clamped between the threaded sleeve and the threaded interface of the pump shell.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a immersible pump sealing joint structure still presss from both sides between threaded sleeve and pump case hickey and is equipped with rubber seal, and threaded sleeve's front end is fixed with the plastic sheath, can improve sealed effect, and the position of double-end copper post joint and motor is close, and it is convenient to connect, and the protection of cable conductor is strong, can effectively reduce the damaged water intake in leading to the pump case of water pump cable to play fine guard action.

Drawings

Fig. 1 is a schematic structural view of a sealing joint structure of a submersible pump according to the present invention;

fig. 2 is an enlarged view of a portion at i in fig. 1.

In the figure: 1. a pump housing; 2. a pump base; 3. a pump shaft; 4. a motor; 5. a bearing; 10. a rubber seal ring; 11. a pump housing nipple; 61. a threaded sleeve; 62. a water pump connecting line; 63. a copper cylinder body; 64. a plastic sheath; 65. the casing of the cable; 66. a protective sleeve; 67. a cable wire; 68. a double-ended copper pillar joint; 69. and a wire core.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

The utility model aims at providing a immersible pump sealing joint structure to prior art's defect.

Example one

The embodiment provides a sealing joint structure of a submersible pump, which is shown in fig. 1 and comprises a pump shell 1, a pump base 2 fixed at the bottom end of the pump shell 1 through bolts, a motor 4 fixed inside the pump shell 1, a pump shaft 3 arranged at the center of the pump shell 1 and a bearing 5 fixed at the center of the bottom end of the pump base 2, wherein the bottom end of the pump shaft 3 is fixed in the bearing 5.

Referring to fig. 2, the submersible pump sealing joint structure of the present embodiment further includes a pump case threaded interface 11, a threaded sleeve 61, a water pump connecting wire 62, a cable jacket 65, a cable 67, a double-ended copper pillar joint 68, and a wire core 69, where the pump case threaded interface 11 is integrally formed at the outer side of the bottom end of the pump case 1, and an internal thread is disposed in the pump case threaded interface 11; the outer side of the threaded sleeve 61 is provided with external threads, the threaded sleeve 61 is installed in the pump casing threaded interface 11 through thread fit, and in order to improve the sealing effect, a rubber seal ring 10 is further interposed between the threaded sleeve 61 and the pump casing threaded interface 11. The number of the double-headed copper column joints 68 is three, the three double-headed copper column joints 68 are arranged at intervals, and the threaded sleeves 61 are wrapped at the rear ends of the multiple double-headed copper column joints 68; one end of the water pump connecting wire 62 is fixed at the inner end of the double-head copper column joint 68, and the other end of the water pump connecting wire 62 is connected with the motor 4; one end of the wire core 69 is fixed at the outer end of the double-end copper column joint 68; the other end and the cable conductor 67 of three strand sinle silks 69 are connected, and cable conductor 67 is provided with cable conductor cover 65 with the junction outer lane of sinle silks 69, and the outer lane parcel of cable conductor cover 65 is provided with protective sheath 66. The front end of the threaded sleeve 61 is fixed with a plastic sleeve 64 for further improving the sealing effect, the outer side of the center of the double-head copper cylinder joint 68 is provided with a circular copper cylinder ring body 63, and the plastic sleeve 64 wraps the outer side of the copper cylinder ring body 63.

The utility model discloses a immersible pump sealing joint structure, threaded sleeve 61 wherein installs in pump case hickey 11 through screw-thread fit, still press from both sides between threaded sleeve 61 and pump case hickey 11 and be equipped with rubber seal 10, threaded sleeve 61's front end is fixed with plastic sheath 64, can improve sealed effect, double-end copper post connects 68 and is close with motor 4's position, it is convenient to connect, the protection of cable conductor 67 is strong, can effectively reduce the damaged water inflow that leads to in the pump case 1 of water pump cable, thereby play fine guard action, can improve the leakproofness and the structural strength of cable.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a immersible pump sealing joint structure, includes pump case (1), through bolt fastening pump base (2) in pump case (1) bottom, fix motor (4) inside pump case (1), set up pump shaft (3) at pump case (1) central authorities and fix bearing (5) at pump base (2) bottom central authorities, the bottom mounting of pump shaft (3) is in bearing (5), its characterized in that: it also comprises

The pump shell threaded connector (11) is integrally formed at the outer side of the bottom end of the pump shell (1), and internal threads are arranged in the pump shell threaded connector (11);

the pump shell comprises a threaded sleeve (61), wherein external threads are arranged on the outer side of the threaded sleeve (61), and the threaded sleeve (61) is installed in a pump shell threaded interface (11) in a threaded fit mode;

the double-head copper column connectors (68) are multiple, the double-head copper column connectors (68) are arranged at intervals, and the threaded sleeves (61) are wrapped at the rear ends of the double-head copper column connectors (68);

one end of the water pump connecting wire (62) is fixed at the inner end of the double-end copper cylinder connector (68), and the other end of the water pump connecting wire (62) is connected with the motor (4);

one end of the wire core (69) is fixed at the outer end of the double-end copper column joint (68);

a cable (67) with a plurality of strands of the other end of the core (69) connected to the cable (67), an

The cable conductor cover (65), the junction outer lane of cable conductor (67) and sinle silk (69) is provided with cable conductor cover (65).

2. A submersible pump seal joint arrangement according to claim 1, wherein: the front end of threaded sleeve (61) is fixed with plastic sheath (64), the central outside of double-end copper cylinder joint (68) is provided with a circular ring shape copper cylinder ring body (63), plastic sheath (64) parcel is in the outside of copper cylinder ring body (63).

3. A submersible pump seal joint arrangement according to claim 2, wherein: the outer ring of the cable conductor casing (65) is wrapped by a protective sleeve (66).

4. A submersible pump seal joint arrangement according to claim 2, wherein: and a rubber sealing ring (10) is clamped between the threaded sleeve (61) and the pump shell threaded interface (11).