CN210949244U - Sealing mechanism for cable of submersible pump - Google Patents
Sealing mechanism for cable of submersible pump Download PDFInfo
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- CN210949244U CN210949244U CN201922249730.6U CN201922249730U CN210949244U CN 210949244 U CN210949244 U CN 210949244U CN 201922249730 U CN201922249730 U CN 201922249730U CN 210949244 U CN210949244 U CN 210949244U
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- rubber
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- seal groove
- sealing groove
- cable
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Abstract
The utility model relates to a sealing mechanism for immersible pump cable conductor belongs to immersible pump technical field, and it is located the rubber head group on the cable conductor including the cover to and set up the seal groove on the pump case, the through-hole that the diameter is less than seal groove transverse section diameter is seted up to the bottom of seal groove, rubber head group includes the rubber pole, and the radial outside extension of rubber pole has the rubber packing ring, the lower terminal surface shaping of rubber packing ring have with the sealing of seal groove looks adaptation works as rubber head group with when the seal groove is fit for, terminal surface offsets with the seal groove top under the rubber packing ring, the bottom of sealing with the seal groove bottom offsets, the cable conductor runs through the through-hole. The utility model has the advantages of let between cable conductor and the pump case leakproofness stronger and let immersible pump life longer.
Description
The technical field is as follows:
the utility model belongs to the technical field of the immersible pump, refer in particular to a sealing mechanism for immersible pump cable conductor.
Background art:
the submersible pump is an important device for pumping water from a deep well, and the whole pump body needs to be put into water and connected with the pump body through a cable in the using process. And the traditional pump body is being connected with relatively poor leakproofness and joint strength between the power cord to along with long-time the use of immersible pump, the power cord that is located the junction of the pump body and power cord takes place wearing and tearing easily, thereby takes place the danger of electric leakage easily, and weeds or fine sand in the aquatic are very easily followed this junction and are got into the pump body, make the life of immersible pump shorten by a wide margin.
The invention content is as follows:
the utility model aims at providing a let between immersible pump cable conductor and the immersible pump seal strength stronger and let immersible pump life longer sealing mechanism.
The utility model discloses a realize like this:
the utility model provides a sealing mechanism for immersible pump cable conductor, locates the rubber head group on the cable conductor including the cover to and set up the seal groove on the pump case, the through-hole that the diameter is less than seal groove transverse section diameter is seted up to the bottom of seal groove, rubber head group includes the rubber pole, and the radial outside extension of rubber pole has the rubber packing ring, the lower terminal surface shaping of rubber packing ring have with the sealing of seal groove looks adaptation works as the rubber head group with when the seal groove is fit for, terminal surface offsets with the seal groove top under the rubber packing ring, the bottom of sealing with the seal groove bottom offsets, the cable conductor runs through the through-hole.
The utility model discloses further set up to, a plurality of mounting holes have been seted up on the rubber gasket, the corresponding screw hole with the mounting hole is seted up at the top of seal groove, and the rubber head group of looks adaptation runs through mounting hole and screw hole fixed mutually with the seal groove through the bolt.
The utility model discloses further set up to, rubber head group is still located the metal clamp plate on the rubber pole including the cover, and set up on the metal clamp plate with the corresponding metal through-hole of mounting hole.
The utility model discloses further set up to, metal pressing plate's edge downwardly extending have with the same parcel portion of rubber packing ring thickness.
The utility model discloses further set up to, when rubber head group and seal groove phase-match, the sealing with seal groove interference fit.
The utility model discloses further set up to, the cross-section of seal groove is for being the toper.
Compared with the prior art, the utility model outstanding advantage is:
1. the utility model strengthens the sealing strength of the joint of the cable and the pump case through the adaptation between the rubber head group and the sealing groove, and ensures that the cable can still be safely protected after being used for a long time and the service life of the submersible pump is longer;
2. the utility model discloses further open at rubber packing ring and seal groove top side and be equipped with can further strengthen mounting hole and screw hole through the bolt, strengthen the sealing strength between rubber head group and the seal groove, ensure the life of cable conductor;
3. the utility model discloses the metal cover plate that further sets up can protect the rubber packing ring to a certain extent to its parcel portion of shaping, be favorable to protecting the side of rubber packing ring more, prevent impurity and grit from getting into the gap;
4. the sealing part and the sealing groove of the utility model adopt interference fit, so that the sealing strength is further improved;
5. the utility model discloses be the toper with the cross-section of seal groove, easily rubber head group installs and inserts.
Description of the drawings:
fig. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is an exploded schematic view of the present invention;
in the figure:
1-a cable wire; 2-rubber head group; 20-a rubber rod; 21-rubber gasket; 22-a seal; 23-mounting holes; 3-a pump housing; 4-sealing groove; 40-through holes; 41-a threaded hole; 5-bolt; 6-metal pressing plate; 60-metal vias; 61-wrapping.
The specific implementation mode is as follows:
the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 2:
a sealing mechanism for a submersible pump cable comprises a rubber head group 2 sleeved on a cable 1 and a sealing groove 4 arranged on a pump shell 3, wherein the bottom of the sealing groove 4 is provided with a through hole 40 with the diameter smaller than the diameter of the transverse section of the sealing groove 4, the rubber head group 2 comprises a rubber rod 20, the rubber rod 20 radially and outwards extends to form a rubber gasket 21, the lower end face of the rubber gasket 21 is formed to be provided with a sealing part 22 matched with the sealing groove 4, when the rubber head group 2 is matched with the sealing groove 4, the lower end face of the rubber gasket 21 is abutted against the top of the sealing groove 4, the bottom of the sealing part 22 is abutted against the bottom of the sealing groove 4, the cable 1 penetrates through the through hole 40, at the moment, the rubber head group 2 sleeved on the cable 1 is mutually matched with the sealing groove 4, the cable 1 is prevented from directly contacting with the pump shell 3, and mutual friction is avoided, thereby wearing the cable line 1 to shorten its life.
It is worth mentioning that, there is twice sealed between the rubber head group 2 that cup joints and the seal groove 4, once is the seal between rubber packing ring 21 and the 4 tops of seal groove, and the secondary is the seal between sealing 22 and the 4 inner walls of seal groove, and twice sealed can avoid the fine sand and the impurity entering pump body in the aquatic as far as possible.
Preferably, a plurality of mounting holes 23 are formed in the rubber gasket 21, threaded holes 41 corresponding to the mounting holes 23 are formed in the top of the sealing groove 4, the adaptive rubber head group 2 and the sealing groove 4 are fixed by penetrating the mounting holes 23 and the threaded holes 41 through bolts 5, the mounting holes 23 in the rubber gasket 21 are aligned with the threaded holes 41 in the assembling process, the bolts 5 are further fixed, and the sealing effect of the joint of the cable 1 and the pump shell 3 is further enhanced.
Preferably, the rubber head group 2 further comprises a metal pressing plate 6 sleeved on the rubber rod 20, the metal pressing plate 6 is provided with a metal through hole 60 corresponding to the mounting hole 23, a wrapping portion 61 with the same thickness as the rubber gasket 21 extends downwards from the edge of the metal pressing plate 6, the metal pressing plate sleeved on the rubber rod 20 is provided with the metal through hole 60 corresponding to the mounting hole 23, when the bolt 5 is fixed, the nut of the bolt 5 can be in direct contact with the metal pressing plate 6, the bolt is prevented from being in contact with the rubber gasket 21, the deformation of the bolt is avoided, in addition, the metal pressing plate 6 protects the service life of the rubber gasket 21 to a certain extent, and the phenomenon that the rubber gasket is easily corroded during underwater work is avoided.
Preferably, when the rubber head set 2 is fitted into the sealing groove 4, the sealing portion 22 is interference-fitted into the sealing groove 4, so as to further enhance the sealing property.
Preferably, the section of the sealing groove 4 is conical, so that the rubber head group 2 is easy to mount.
The working principle is as follows:
the utility model discloses a cover is located a last rubber head group of cable to with the mutual adaptation of the seal groove that sets up on the pump case, and through sealing, rubber packing ring, metal clamp plate and bolt reinforcing leakproofness, effectively avoid power cord and the poor and long-time scheduling problem of using easy wearing and tearing of pump case junction leakproofness.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.
Claims (6)
1. A sealing mechanism for a submersible pump cable line is characterized by comprising a rubber head group (2) sleeved on the cable line (1), and a sealing groove (4) arranged on the pump shell (3), the bottom of the sealing groove (4) is provided with a through hole (40) with the diameter smaller than the diameter of the transverse section of the sealing groove (4), the rubber head group (2) comprises a rubber rod (20), a rubber gasket (21) extends outwards in the radial direction of the rubber rod (20), a sealing part (22) matched with the sealing groove (4) is formed on the lower end face of the rubber gasket (21), when the rubber head group (2) is matched with the sealing groove (4), the lower end surface of the rubber gasket (21) is propped against the top of the sealing groove (4), the bottom of sealing part (22) with seal groove (4) bottom offsets, cable conductor (1) runs through-hole (40).
2. The sealing mechanism for the cable line of the submersible pump according to claim 1, wherein the rubber gasket (21) is provided with a plurality of mounting holes (23), the top of the sealing groove (4) is provided with threaded holes (41) corresponding to the mounting holes (23), and the adaptive rubber head set (2) and the sealing groove (4) are fixed through the mounting holes (23) and the threaded holes (41) by bolts (5).
3. The sealing mechanism for the cable line of the submersible pump according to claim 2, wherein the rubber head set (2) further comprises a metal pressing plate (6) sleeved on the rubber rod (20), and the metal pressing plate (6) is provided with a metal through hole (60) corresponding to the mounting hole (23).
4. A sealing mechanism for an electric cable for a submersible pump according to claim 3, characterized in that the edge of the metal pressure plate (6) is extended downward with a wrap (61) of the same thickness as the rubber gasket (21).
5. The sealing mechanism for an electric cable for a submersible pump according to claim 1, characterized in that the sealing portion (22) is interference-fitted with the sealing groove (4) when the rubber head set (2) is fitted with the sealing groove (4).
6. The sealing mechanism for an electric cable for a submersible pump according to claim 1, characterized in that the cross section of the sealing groove (4) is tapered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249730.6U CN210949244U (en) | 2019-12-13 | 2019-12-13 | Sealing mechanism for cable of submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249730.6U CN210949244U (en) | 2019-12-13 | 2019-12-13 | Sealing mechanism for cable of submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210949244U true CN210949244U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922249730.6U Active CN210949244U (en) | 2019-12-13 | 2019-12-13 | Sealing mechanism for cable of submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210949244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111953963A (en) * | 2020-07-15 | 2020-11-17 | 北京仟禧龙安科技有限责任公司 | Distributed regional situation monitoring, early warning and safety precaution device |
-
2019
- 2019-12-13 CN CN201922249730.6U patent/CN210949244U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111953963A (en) * | 2020-07-15 | 2020-11-17 | 北京仟禧龙安科技有限责任公司 | Distributed regional situation monitoring, early warning and safety precaution device |
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