CN213661181U

CN213661181U - Sealing structure at cable leading-out part of oil-immersed submersible pump

Info

Publication number: CN213661181U
Application number: CN202022650748.XU
Authority: CN
Inventors: 卢阳
Original assignee: Shanruo Pump Industry Technology Co ltd
Current assignee: Shanruo Pump Industry Technology Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-09
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a seal structure of department is drawn forth to oil-immersed immersible pump cable relates to the seal structure technical field of immersible pump cable, including the immersible pump, protruding type groove has been seted up at the upper end middle part of immersible pump, the inner chamber bottom fixed mounting in protruding type groove has the pipe of pegging graft, and slidable mounting has the installation head in the inner chamber, the inner chamber lower extreme fixed mounting of installation head has an installation section of thick bamboo, it has the grafting needle to fix the grafting in the inner chamber of an installation section of thick bamboo. The utility model discloses a set up annular groove, connector, second fixed plate, second sealing rubber circle, screw thread, first fixed plate, head rod, first sealing rubber circle, second connecting rod, grafting pipe and plug pin, can make cable and immersible pump can guarantee sufficient sealed when connecting for the immersible pump is inside difficult to intake when using, makes the immersible pump be difficult to damage when using, has improved the efficiency that the immersible pump used.

Description

Sealing structure at cable leading-out part of oil-immersed submersible pump

Technical Field

The utility model relates to a sealing structure correlation technique field of immersible pump cable specifically is a sealing structure of department is drawn forth to oily formula immersible pump cable.

Background

Oily formula immersible pump generally all can place the immersible pump in aqueous when using, general oily formula immersible pump can extend the cable of immersible pump inside when using the immersible pump and the power of outside is connected, but sealed inseparable can intake easily in cable and immersible pump in the junction, make the immersible pump intake easily in the inner chamber when using, make the immersible pump damage easily when using, the efficiency of immersible pump use has been reduced, consequently, need a novel seal structure of oily formula immersible pump cable derivation department

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seal structure of department is drawn forth to oily formula immersible pump cable to solve the above-mentioned background art and state the junction of the immersible pump cable that provides and intake easily, make the immersible pump damage easily, reduced the problem of the efficiency that the immersible pump used.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a seal structure of department is drawn forth to oily formula immersible pump cable, including the immersible pump, protruding type groove has been seted up at the upper end middle part of immersible pump, the inner chamber bottom fixed mounting in protruding type groove has the plug-in pipe, and slidable mounting has the installation head in the inner chamber, the inner chamber lower extreme fixed mounting of installation head has an installation section of thick bamboo, fixed the grafting has the plug-in needle in the inner chamber of an installation section of thick bamboo, the other end fixed mounting of plug-in pipe and plug-in needle has the pencil, the outside of an installation section of thick bamboo and.

Preferably, a protection tube is fixedly mounted outside the mounting head, and an annular groove is formed in the upper end of the submersible pump.

Preferably, the sealing device comprises a connector, a first fixing plate, a first connecting rod, a second connecting rod and a first sealing rubber ring, the bottom of an inner cavity of the connector is rotatably inserted outside the mounting head, the first fixing plate is fixedly mounted outside the mounting barrel, the upper end of the first connecting rod is fixedly mounted at the lower end of the first fixing plate, the upper end of the second connecting rod is rotatably mounted at the lower end of the first connecting rod, the upper end of the first sealing rubber ring is fixedly connected with the lower end of the second connecting rod, and eight sealing rubber rings are uniformly mounted at the lower end of the first fixing plate by the first connecting rod.

Preferably, both sides of the inner cavity of the convex groove and the outer part of the connector are provided with threads.

Preferably, a second fixing plate is fixedly mounted on the outer portion of the connector.

Preferably, a second sealing rubber ring is fixedly mounted at the lower end of the second fixing plate.

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

the utility model discloses a set up annular groove, connector, second fixed plate, second sealing rubber circle, screw thread, first fixed plate, head rod, first sealing rubber circle, second connecting rod, grafting pipe and plug pin, can make cable and immersible pump can guarantee sufficient sealed when connecting for the immersible pump is inside difficult to intake when using, makes the immersible pump be difficult to damage when using, has improved the efficiency that the immersible pump used.

Drawings

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

fig. 2 is a cross-sectional view of the sealing device of the present invention;

fig. 3 is a sectional view of the convex groove of the present invention.

In the figure: 1. a submersible pump; 11. an annular groove; 12. a convex groove; 13. inserting a pipe; 2. a mounting head; 21. mounting the cylinder; 22. inserting a needle; 23. protecting the tube; 3. a sealing device; 31. a connector; 32. a second fixing plate; 33. a second sealing rubber ring; 34. a thread; 35. a first fixing plate; 36. a first connecting rod; 37. a first sealing rubber ring; 38. a second connecting rod; 4. a wire harness.

Detailed Description

In order to solve the above-mentioned background art and describe the easy water of junction of the immersible pump cable that provides for the immersible pump damages easily, has reduced the problem of the efficiency that the immersible pump used, the embodiment of the utility model provides a seal structure of department is drawn forth to oily formula immersible pump cable. 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.

Examples

Referring to fig. 1-3, the present embodiment provides a sealing structure for a cable lead-out portion of an oil immersed submersible pump, including a submersible pump 1, where a convex groove 12 is formed in the middle of an upper end of the submersible pump 1, where the convex groove 12 may connect an installation head 2 and an installation barrel 21, so as to facilitate connection of a harness 4.

In order to solve the problem of supporting the plug pin 22, the plug tube 13 is fixedly installed at the bottom of the inner cavity of the convex groove 12, the mounting head 2 is installed in the inner cavity in a sliding mode, the plug tube 13 can be connected with the plug pin 22, the submersible pump 1 is convenient to electrify, the mounting barrel 21 is fixedly installed at the lower end of the inner cavity of the mounting head 2, and the mounting barrel 21 facilitates fixing and supporting the plug pin 22.

In order to solve the problem of the electrification of the submersible pump 1, an insertion needle 22 is fixedly inserted into an inner cavity of the mounting cylinder 21, a wiring harness 4 is fixedly mounted at the other end of the insertion tube 13 and the other end of the insertion needle 22, wherein the wiring harness 4 can electrify the submersible pump 1, and a sealing device 3 is arranged outside the mounting cylinder 21 and the mounting head 2.

In order to solve the problem of sealing the submersible pump 1, a protection tube 23 is fixedly mounted outside the mounting head 2, wherein the protection tube 23 can protect and mount the wiring harness 4, an annular groove 11 is formed in the upper end of the submersible pump 1, and the annular groove 11 can be sealed with the mounting head 2, so that the submersible pump 1 is sealed.

Wherein, rotating sealing device 3 and making sealing device 3 and the inner chamber interconnect of convex type groove 12, installation head 2 can be placed in the inner chamber of convex type groove 12 this moment, and plug pin 22 can be pegged graft in the inner chamber of plug tube 13 simultaneously, then the lower extreme of installation section of thick bamboo 21 can contact each other with the inner chamber bottom of convex type groove 12, then just can switch on immersible pump 1 with the other end and the power interconnect of pencil 4.

In order to solve the problem of connection between the connector 31 and the convex groove 12, the sealing device 3 includes the connector 31, a first fixing plate 35, a first connecting rod 36, a second connecting rod 38 and a first sealing rubber ring 37, the bottom of the inner cavity of the connector 31 is rotatably inserted outside the mounting head 2, wherein the connector 31 can rotate outside the mounting head 2, so that the thread 34 outside the connector 31 is connected with the thread 34 in the inner cavity of the convex groove 12.

In order to solve the problem of the reverse rotation of the first connecting rod 36 and the second connecting rod 38, the first fixing plate 35 is fixedly installed outside the installation cylinder 21, wherein the first fixing plate 35 can fixedly connect the first connecting rod 36 and simultaneously support the first connecting rod 36, the upper end of the first connecting rod 36 is fixedly installed at the lower end of the first fixing plate 35, and the upper end of the second connecting rod 38 is rotatably installed at the lower end of the first connecting rod 36, wherein a certain angle is formed between the first connecting rod 36 and the second connecting rod 38, and meanwhile, the first connecting rod 36 and the second connecting rod 38 cannot rotate reversely.

In order to solve the problem of sealing the water pump 1, the upper end of the first sealing rubber ring 37 is fixedly connected with the lower end of the second connecting rod 38, wherein when the first connecting rod 36 and the second connecting rod 38 rotate, the first sealing rubber ring 37 can be expanded, so that the joint between the installation cylinder 21 and the convex groove 12 is sealed.

In order to solve the problem that the first sealing rubber ring 37 expands uniformly, eight first connecting rods 36 are uniformly installed at the lower end of the first fixing plate 35, wherein eight first connecting rods 36 and eight second connecting rods 38 are provided, so that the first sealing rubber ring 37 can be more uniform.

In order to solve the problem that connector 31 and convex groove 12 are connected, screw thread 34 has all been seted up to the inner chamber both sides of convex groove 12 and the outside of connector 31, and wherein screw thread 34 has made things convenient for connector 31 and convex groove 12 to connect and sealed.

In order to solve the problem of the placement of the second sealing rubber ring 33, a second fixing plate 32 is fixedly mounted on the outside of the connecting head 31, wherein the second fixing plate 32 facilitates the connecting head 31 to rotate outside the mounting head 2 and form a seal with the annular groove 11.

In order to solve the problem of sealing the annular groove 11, a second sealing rubber ring 33 is fixedly mounted at the lower end of the second fixing plate 32, wherein the second sealing rubber ring 33 can enter the inner cavity of the annular groove 11 along with the second fixing plate 32 to seal the convex groove 12, and the sealing performance of the submersible pump 1 is improved.

Wherein, bare-handed second fixed plate 32 of rotating for connector 31 rotates along with second fixed plate 32, the outside screw thread 34 of connector 31 this moment and the screw thread 34 in the convex groove 12 inner chamber carry out the card with, then the lower extreme of first sealing rubber circle 37 can contact with the inner chamber of convex groove 12 each other, then second connecting rod 38 can take place relative rotation with first connecting rod 36, second connecting rod 38 can expand first sealing rubber circle 37 simultaneously, along with the card of two screw threads 34 with, the lower extreme of installation section of thick bamboo 21 can contact with the inner chamber of convex groove 12 each other, then first sealing rubber circle 37 that the expansion was accomplished will form sealedly in the place of installation head 2 and convex groove 12 inner chamber mutual contact, second sealing rubber circle 33 and second fixed plate 32 will be placed in the inner chamber of annular groove 11 this moment can.

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 seal structure of department is drawn forth to oily formula immersible pump cable, including immersible pump (1), its characterized in that: convex groove (12) have been seted up at the upper end middle part of immersible pump (1), the inner chamber bottom fixed mounting of convex groove (12) has grafting pipe (13), and slidable mounting has installation head (2) in the inner chamber, the inner chamber lower extreme fixed mounting of installation head (2) has installation section of thick bamboo (21), fixed grafting has in the inner chamber of installation section of thick bamboo (21) to peg graft and has grafting needle (22), the other end fixed mounting of grafting pipe (13) and grafting needle (22) has pencil (4), the outside of installation section of thick bamboo (21) and installation head (2) sets up sealing device (3).

2. The sealing structure at the cable outlet of the oil immersed submersible pump according to claim 1, characterized in that: the outer fixed mounting of installation head (2) has protection tube (23), annular groove (11) have been seted up to the upper end of immersible pump (1).

3. The sealing structure at the cable outlet of the oil immersed submersible pump according to claim 1, characterized in that: sealing device (3) is including connector (31), first fixed plate (35), head rod (36), second connecting rod (38) and first sealing rubber circle (37), the outside of pegging graft at installation head (2) is rotated to the inner chamber bottom of connector (31), first fixed plate (35) fixed mounting is in the outside of installation section of thick bamboo (21), the upper end fixed mounting of head rod (36) is at the lower extreme of first fixed plate (35), the lower extreme at head rod (36) is installed in the upper end rotation of second connecting rod (38), the upper end of first sealing rubber circle (37) and the lower extreme fixed connection of second connecting rod (38), eight are evenly installed at the lower extreme of first fixed plate (35) in head rod (36).

4. The sealing structure at the cable outlet of the oil immersed submersible pump according to claim 3, characterized in that: both sides of the inner cavity of the convex groove (12) and the outer part of the connector (31) are provided with threads (34).

5. The sealing structure at the cable outlet of the oil immersed submersible pump according to claim 3, characterized in that: and a second fixing plate (32) is fixedly arranged outside the connecting head (31).

6. The sealing structure at the cable outlet of the oil immersed submersible pump according to claim 5, characterized in that: and a second sealing rubber ring (33) is fixedly arranged at the lower end of the second fixing plate (32).