CN112253533A - Water pump with waterproof structure - Google Patents
Water pump with waterproof structure Download PDFInfo
- Publication number
- CN112253533A CN112253533A CN202011109113.7A CN202011109113A CN112253533A CN 112253533 A CN112253533 A CN 112253533A CN 202011109113 A CN202011109113 A CN 202011109113A CN 112253533 A CN112253533 A CN 112253533A
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- China
- Prior art keywords
- cable
- mounting groove
- groove
- water pump
- wall
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/086—Sealings especially adapted for liquid pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The utility model relates to a take water pump of waterproof construction, which comprises a pump body, the cable, be equipped with the mounting groove on the pump body, sealed piece, the cable includes secondary cable, the exocuticle, sealed piece is equipped with the through-hole, secondary cable includes the copper wire cable, outer rubber, secondary cable is equipped with the prevention of seepage section, the prevention of seepage section is equipped with the piece that blocks water, the seal cover, sealed piece is equipped with the caulking groove, install the distributing terminal in the sealed piece, be equipped with the spacing groove on the distributing terminal, the distributing terminal is equipped with sticiss positioner, the injecting glue interval has between the circumference lateral wall of distributing terminal and the mounting groove cell wall, the diapire of distributing terminal is equipped with the annular, the pump body is equipped with the suction hole. Through setting up sealed piece, through-hole, make the water be difficult for getting into the water pump from the damaged department of cable inside, make the waterproof nature ability of this water pump improve.
Description
Technical Field
The application relates to the technical field of water pumps, in particular to a water pump with a waterproof structure.
Background
Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used to transfer liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal. Liquids, gas mixtures, and liquids containing suspended solids may also be transported.
The required electric energy of water pump can insert the inside circuit of water pump from the water pump shell through the cable usually in, for preventing that the water from getting into the water pump, can be provided with seal structure between cable and the water pump shell, seal structure is the sealing ring usually.
In view of the above-mentioned related art, the inventor believes that there is a defect that when the surface of the cable is damaged, water enters the cable from the damaged position and enters the water pump along the inner wall of the cable, resulting in short circuit of the circuit in the water pump.
Disclosure of Invention
Inside the water pump is got into along the cable in order to make the difficult damage department from the cable of water, this application provides a take waterproof construction's water pump.
The application provides a take water pump of waterproof construction adopts following technical scheme:
the utility model provides a take water pump of waterproof construction, includes the pump body, cable, be equipped with mounting groove, sealed piece on the pump body, the circumference lateral wall of sealed piece pastes with the cell wall of mounting groove mutually, the cable includes stranded secondary cable, the exocuticle with secondary cable parcel, the tip of secondary cable passes sealed piece and the inside circuit connection of the pump body, sealed piece runs through and is equipped with the through-hole that supplies secondary cable to pass through, the inner wall of through-hole is hugged closely with the outer wall of secondary cable in order to form sealedly.
Through adopting above-mentioned technical scheme, after the cable kept away from the exocuticle damage of pump body department, the infiltration of water from the damage, along secondary cable and the clearance between the exocuticle following current to sealed piece department, because sealed piece keeps apart secondary coil and through-hole, the water is blockked by sealed piece again, can't continue along secondary coil flow direction water pump inside, keeps the drying of the inside circuit of water pump, makes the water-proof effects preferred of this water pump.
Optionally, the secondary cable comprises a copper wire cable and an outer rubber coating used for wrapping the copper wire cable, the secondary cable is provided with an anti-seepage section, the anti-seepage section is provided with a water blocking block and a sealing sleeve which are sleeved on the copper wire cable, the outer surface of the water blocking block is tightly attached and wrapped by the sealing sleeve, the water blocking block is tightly connected with the circumferential side wall of the copper wire cable to form a seal, the sealing block is provided with an embedded groove for mounting the sealing sleeve, and the outer wall of the sealing sleeve is tightly attached to the groove wall of the embedded groove to form a seal.
Through adopting above-mentioned technical scheme, after the exocuticle damage of the outside secondary cable of the pump body, the water oozes the piece department that blocks water along the gap of stranded copper wire in the copper wire cable, receives the piece that blocks water, seal cover and sealed piece and blocks and no longer toward the inside infiltration of water pump, can prevent to a certain extent in the outside secondary cable damage back of the pump body, the water gets into the pump body and the condition that leads to the inside circuit short circuit of the pump body takes place, further increases the sealing performance of the pump body.
Optionally, the water blocking block is made of tin.
Through adopting above-mentioned technical scheme, the piece that blocks water is directly solidified on the copper wire cable by molten metallic tin and forms, and it can combine closely with the copper wire cable, can condense into a whole with the stranded copper wire in the copper wire cable, and the effect that blocks to the water is better.
Optionally, the sealing block is formed by glue pouring, a distributing board is installed in the sealing block, a limiting groove for limiting the cable when the secondary cable passes through the distributing board is formed in the distributing board, and a plurality of limiting grooves are formed in the limiting groove at intervals along the circumferential direction of the distributing board.
Through adopting above-mentioned technical scheme, sealed piece makes its sealed effect to secondary cable better through to the mounting groove encapsulating shaping, and the setting up of wire distribution board and spacing groove can make one section distance of alternate segregation between the secondary cable, makes it can not make the sizing material can not get into between two secondary cables and make appear the holistic leakproofness of gap influence between two cables when sealed piece shaping because of the distance between each other is too close.
Optionally, the surface that the distributing terminal deviates from the mounting groove diapire is equipped with and is used for sticising the positioner with the mounting groove cell wall mutually, the positioner that sticiss includes a plurality of elasticity slanted bar, and is a plurality of the elasticity slanted bar sets up along the circumference interval of distributing terminal, the one end of elasticity slanted bar is fixed with the distributing terminal, the axis slope setting that the other end deviates from the distributing terminal, the tip that the distributing terminal was kept away from to the elasticity slanted bar offsets tightly with the cell wall of mounting groove.
Through adopting above-mentioned technical scheme, sticising positioner can divide the position of wire coil in the mounting groove to fix a position, avoids it to take place the skew at the sealing block and leads to the sealing performance of sealing block to descend in the sealing block pouring process.
Optionally, the injecting glue interval has between the circumference lateral wall of distributing box and the mounting groove cell wall, the diapire of distributing box is equipped with the annular, annular and injecting glue interval intercommunication, the pump body is equipped with the suction hole, the suction hole link up to the mounting groove diapire and communicate with the annular.
Through adopting above-mentioned technical scheme, personnel are pouring into the mounting groove with the sizing material after, personnel's accessible is inhaled the gas suction hole and is formed the negative pressure between annular and injecting glue interval, makes the sizing material of pouring get into injecting glue interval and annular, forms sealedly between the clearance between split wire dish and the mounting groove cell wall and the clearance of split wire dish diapire and mounting groove diapire to improve holistic leakproofness.
Optionally, a side opening through which the copper wire cable enters the limiting groove and a sliding member for closing the side opening are arranged on the side surface of the distribution board, and the sliding member is connected with the distribution board in a sliding manner.
Through adopting above-mentioned technical scheme, the setting up of side mouth makes personnel can put into the spacing groove with secondary cable from the side mouth, need not to pass the spacing groove with secondary cable from the tip, and is comparatively convenient.
Optionally, the wire distributing plate is provided with a limiting block for preventing the sliding part from falling off.
Through adopting above-mentioned technical scheme, the setting of stopper can prevent that the slider from breaking away from the distributing terminal dish, avoids the slider to lose after breaking away from the distributing terminal dish.
Optionally, the inner wall of the mounting groove is in threaded connection with a pressing piece, the end of the pressing piece is used for abutting against the side face of the sealing block, which is away from the bottom wall of the mounting groove, and the pressing piece is provided with a through groove for the cable to pass through.
Through adopting above-mentioned technical scheme, the setting that sticiss the piece can extrude sealed piece, makes it expand outward along self circumference, and the inner wall of through-hole is inwards shrink to strengthen sealed tightness of sealed piece and mounting groove cell wall, through-hole and secondary cable, further increase the waterproof performance of the pump body.
In summary, the present application includes at least one of the following beneficial technical effects:
by arranging the sealing block and the through hole, water is not easy to enter the water pump from the damaged part of the cable, so that the water resistance of the water pump is improved;
by arranging the sealing sleeve and the water blocking block, a water body is not easy to enter the water pump from the damaged part of the secondary cable outer rubber, so that the waterproof performance of the water pump is further improved;
through setting up suction hole, injecting glue clearance, annular, can improve the sealing performance of sealed piece.
Drawings
Fig. 1 is a perspective view of an embodiment of the present application.
Fig. 2 is a partial cross-sectional view of an embodiment of the present application.
Fig. 3 is an exploded view of a part of the structure of the embodiment of the present application, which is used for showing the structure of the sealing block and the distribution board.
Fig. 4 is an exploded view of the distribution plate of the embodiment of the present application for illustrating the structure of the sliding member.
Fig. 5 is a bottom view of the distribution plate of the embodiment of the present application, which is used for showing the position of the ring groove.
Description of reference numerals: 1. a pump body; 11. mounting grooves; 12. a sealing block; 121. a through hole; 122. caulking grooves; 13. a distributing board; 131. a limiting groove; 132. elastic oblique strips; 133. glue injection spacing; 134. a ring groove; 135. a suction hole; 136. a slider; 137. a limiting block; 14. pressing the piece tightly; 141. a through groove; 2. a cable; 21. a secondary cable; 211. a copper wire cable; 212. an outer rubber sheet; 22. an outer skin; 23. an impervious section; 231. a water blocking block; 232. and (5) sealing the sleeve.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses take water pump of waterproof construction. Referring to fig. 1, a water pump with a waterproof structure includes a pump body 1 and a cable 2.
Referring to fig. 2 and 3, the pump body 1 is provided with a mounting groove 11 and a sealing block 12, the circumferential side wall of the sealing block 12 is attached to the wall of the mounting groove 11, the bottom wall of the mounting groove 11 is provided with a connecting hole communicated with the inside of the water pump, the cable 2 comprises a plurality of strands of secondary cables 21, the outer skin 22 of 21 parcel of secondary cables, outer skin 22 is made by rubber, sealed piece 12 runs through and is equipped with the through-hole 121 that supplies secondary cable 21 to pass through, the tip of secondary cable 21 directly passes sealed piece 12 and the inside circuit connection of pump body 1, the inner wall of through-hole 121 hugs closely with the outer wall of secondary cable 21 in order to form sealedly, personnel remove the outer skin 22 of cable 2 earlier, pass secondary cable 21 from mounting groove 11 the connecting hole and toward the installation downthehole rubber liquid of pouring in order to form sealed piece 12 and through-hole 121, make sealed piece 12 can closely laminate with pump body 1 and secondary cable 21, make its sealed effect further strengthen.
After the outer skin 22 of the cable 2 far away from the pump body 1 is damaged, the water body permeates from the damaged part and flows downstream to the sealing block 12 along the gap between the secondary cable 21 and the outer skin 22, and the sealing block 12 isolates the secondary coil from the through hole 121, so that the water body cannot continuously flow into the water pump along the secondary coil, the circuit inside the water pump is kept dry, and the short circuit phenomenon is not easy to occur.
The secondary cable 21 comprises a copper wire cable 211 and an outer rubber 212 used for wrapping the copper wire cable 211, the secondary cable 21 is provided with an anti-seepage section 23, the anti-seepage section 23 is provided with a water blocking block 231 and a sealing sleeve 232 which are sleeved on the copper wire cable 211, the sealing sleeve 232 tightly wraps the outer surface of the water blocking block 231, the water blocking block 231 is tightly connected with the circumferential side wall of the copper wire cable 211 to form a seal, the sealing block 12 is provided with an embedded groove 122 for mounting the sealing sleeve 232, the outer wall of the sealing sleeve 232 is tightly attached to the groove wall of the embedded groove 122 to form a seal, the water blocking block 231 is made of tin, the water blocking block 231 is formed by directly solidifying molten metal tin on the copper wire cable 211 and can be tightly combined with the copper wire cable 211, a plurality of copper wires in the copper wire cable 211 can be condensed into a whole, the sealing sleeve 232 is a heat-shrinkable sleeve, the heat-, the inside compound glue film melts, and tightly the cladding has formed high-quality sealed in mending mouthful department, and after the damage of the exocuticle 22 of the outside secondary cable 21 of the pump body 1, the water oozed to the piece 231 department that blocks water along the gap of stranded copper wire in the copper wire cable 211, received the piece 231 that blocks water, seal cover and the inside infiltration of water pump no longer of blockking of sealed piece 12, further increased the sealing performance of the pump body 1.
The inner wall of mounting groove 11 is equipped with the internal thread, the internal thread sets up along the circumference of mounting groove 11, tight casting die 14 is installed to the inner wall of mounting groove 11, the tip of tight casting die 14 and 11 cell wall threaded connection of mounting groove make personnel can screw up tight casting die 14 and make it be close to or keep away from the diapire of mounting groove 11, the tip that makes tight casting die 14 can deviate from the side counterbalance of the 11 diapire of mounting groove with seal block 12 tightly, the messenger sticiss that 14 is equipped with the groove 141 that runs through that supplies cable 2 to pass through. The pressing piece 14 can extrude the sealing block 12 to expand outwards along the circumferential direction of the sealing block, and the inner wall of the through hole 121 contracts inwards, so that the sealing tightness between the sealing block 12 and the groove wall of the mounting groove 11 and the sealing tightness between the through hole 121 and the secondary cable 21 are enhanced, and the waterproof performance of the pump body 1 is further improved.
Install branch wire disc 13 in the sealed piece 12, branch wire disc 13 is located the diapire of mounting groove 11, be equipped with on the branch wire disc 13 and supply secondary cable 21 to pass and carry out spacing groove 131 to the cable, spacing groove 131 is equipped with a plurality ofly along the circumference interval of branch wire disc 13, spacing groove 131 corresponds the quantity setting of secondary cable 21, spacing groove 131 can make one section distance of alternate segregation between the secondary cable 21, make it can not make the sizing material can not get into between two secondary cables 21 and make the holistic leakproofness of gap influence appear between two cables because of the distance is too near each other.
Referring to fig. 3 and 4, the surface that distributing terminal plate 13 deviates from the bottom wall of mounting groove 11 is equipped with and is used for sticising the positioner that sticiss the location with the mounting groove 11 cell wall, it includes a plurality of elasticity gib 132 to sticiss the positioner, the circumference interval distribution of distributing terminal plate 13 is followed to a plurality of elasticity gib 132, the one end of elasticity gib 132 is fixed with distributing terminal plate 13, the other end deviates from the axis slope setting of distributing terminal plate 13, the tip that distributing terminal plate 13 was kept away from to elasticity gib 132 offsets tightly with the cell wall of mounting groove 11, the tip of elasticity gib 132 has the butt piece, the cell wall of mounting groove 11 has butt annular 134, the butt piece is used for offsetting with the lateral wall of butt. The arrangement of the elastic oblique strips 132 enables the distributing board 13 to be stably installed in the installation groove 11, so that the distributing board 13 is not easily influenced by external force and is not easy to move and deviate from the installation position to cause adverse effect on the molding of the sealing block 12 when the sealing block 12 is subjected to glue pouring molding.
Referring to fig. 2 and 5, a glue injection space 133 is provided between the circumferential side wall of the distribution board 13 and the wall of the mounting groove 11, a ring groove 134 is provided on the bottom wall of the distribution board 13, the ring groove 134 and the glue injection space 133 are communicated with the ring groove 134 through a communication groove provided at the bottom of the distribution board 13, a plurality of communication grooves are provided along the circumferential direction of the ring groove 134, the opening of the ring groove 134 faces the bottom wall of the mounting groove 11, the pump body 1 is provided with a suction hole 135, the suction hole 135 penetrates through the bottom wall of the mounting groove 11 and is communicated with the ring groove 134, a plurality of suction holes 135 are provided along the circumferential direction of the mounting groove 11, after a person fills glue into the mounting groove 11, the person can suck air through the suction hole 135 to form negative pressure between the ring groove 134 and the glue injection space 133, so that the filled glue can enter the glue injection space 133 and the ring groove 134, and a seal is formed, to improve the overall sealing.
Referring to fig. 4 and 5, the side surface of the distribution board 13 is provided with a side opening through which the copper wire cable 211 enters the limiting groove 131 and a sliding part 136 for closing the side opening, the sliding part 136 is connected with the distribution board 13 in a sliding manner, and the sliding part 136 slides.
Along the radial direction of the distribution board 13, a part of the annular groove 134 is located on the sliding part 136, the distribution board 13 is provided with a limiting block 137 for preventing the sliding part 136 from being separated, when the limiting block 137 abuts against the sliding part 136, the side opening is opened to allow the secondary cable 21 to enter, then the sliding part 136 is slid and reset to close the side opening, the reset sliding part 136 is in interference fit with the distribution board 13, and the groove wall of the limiting groove 131 is matched with the sliding part 136 to abut against the side wall of the secondary cable 21 to limit the secondary cable 21. The setting of side mouth makes personnel can put into spacing groove 131 with secondary cable 21 from the side mouth, need not to pass spacing groove 131 with secondary cable 21 from the tip, and is comparatively convenient. The limiting block 137 prevents the sliding element 136 from separating from the distribution board 13, and prevents the sliding element 136 from being lost after separating from the distribution board 13.
The implementation principle of the water pump of this application embodiment of a take waterproof construction does: get rid of through the 2 outer skins 22 of cable 2 with the 2 outer skins 22 of the cable of the 1 sealing connection department of the pump body, the direct sealing connection of secondary cable 21 and sealed piece 12, avoid the damaged back water of 2 outer skins 22 of cable to follow in the clearance entering pump body 1 between 2 outer skins 22 of cable and the secondary cable 21, the waterproof performance of the pump body 1 has been improved, the setting of seal cover and block water piece 231 further carries out water proof to the pump body 1, avoid the damaged back of secondary cable 21, can block the water that gets into between outer rubber 212 and the copper wire cable 211, make it be difficult for getting into in the pump body 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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 (9)
1. The utility model provides a take water pump of waterproof construction, includes the pump body (1), cable (2), its characterized in that: the pump body (1) is provided with a mounting groove (11) and a sealing block (12), the circumferential side wall of the sealing block (12) is attached to the groove wall of the mounting groove (11), the cable (2) comprises a plurality of strands of secondary cables (21) and an outer skin (22) wrapping the secondary cables (21), the end part of each secondary cable (21) penetrates through the sealing block (12) to be connected with a circuit inside the pump body (1), the sealing block (12) is provided with a through hole (121) for the passage of each secondary cable (21) in a penetrating mode, and the inner wall of the through hole (121) is attached to the outer wall of the corresponding secondary cable (21) to form sealing.
2. The water pump with the waterproof structure according to claim 1, wherein: the secondary cable (21) comprises a copper wire cable (211) and an outer rubber (212) used for wrapping the copper wire cable (211), an anti-seepage section (23) is arranged on the secondary cable (21), a water blocking block (231) and a sealing sleeve (232) which are sleeved on the copper wire cable (211) are arranged on the anti-seepage section (23), the sealing sleeve (232) tightly wraps the outer surface of the water blocking block (231), the water blocking block (231) is tightly connected with the circumferential side wall of the copper wire cable (211) to form a seal, an embedded groove (122) for installing the sealing sleeve (232) is formed in the sealing block (12), and the outer wall of the sealing sleeve (232) is tightly attached to the groove wall of the embedded groove (122) to form a seal.
3. The water pump with the waterproof structure according to claim 2, wherein: the water blocking block (231) is made of tin.
4. The water pump with the waterproof structure according to claim 1, wherein: sealed piece (12) are through the molding of encapsulating to mounting groove (11), install distributing board (13) in sealed piece (12), be equipped with on distributing board (13) and supply secondary cable (21) to pass spacing groove (131) that carry out spacing to the cable, spacing groove (131) are equipped with a plurality ofly along the circumference interval of distributing board (13).
5. The water pump with waterproof structure as claimed in claim 4, wherein: the surface that wire distributing plate (13) deviates from mounting groove (11) diapire is equipped with and is used for sticising positioner with mounting groove (11) cell wall looks sticis, positioner sticiss includes a plurality of elasticity slanted bar (132), and is a plurality of circumference interval setting along wire distributing plate (13) in elasticity slanted bar (132), the one end of elasticity slanted bar (132) is fixed with wire distributing plate (13), the axis slope setting that the other end deviates from wire distributing plate (13), the tip that wire distributing plate (13) were kept away from in elasticity slanted bar (132) offsets tightly with the cell wall of mounting groove (11).
6. The water pump with waterproof structure as claimed in claim 5, wherein: have injecting glue interval (133) between the circumference lateral wall of distributing box (13) and mounting groove (11) cell wall, the diapire of distributing box (13) is equipped with annular (134), annular (134) and injecting glue interval (133) intercommunication, the pump body (1) is equipped with suction hole (135), suction hole (135) link up to mounting groove (11) diapire and communicate with annular (134).
7. The water pump with waterproof structure as claimed in claim 6, wherein: the side face of the distributing board (13) is provided with a side opening through which a copper wire cable (211) enters the limiting groove (131) and a sliding piece (136) used for sealing the side opening, and the sliding piece (136) is connected with the distributing board (13) in a sliding mode.
8. The water pump with waterproof structure as claimed in claim 7, wherein: the distributing board (13) is provided with a limiting block (137) for preventing the sliding piece (136) from falling off.
9. The water pump with the waterproof structure according to claim 1, wherein: the inner wall threaded connection of mounting groove (11) has tight casting die (14), the tip of tight casting die (14) is used for deviating from the side of mounting groove (11) diapire tightly with sealing block (12), tight casting die (14) are equipped with and run through groove (141) that pass through for cable (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011109113.7A CN112253533A (en) | 2020-10-16 | 2020-10-16 | Water pump with waterproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011109113.7A CN112253533A (en) | 2020-10-16 | 2020-10-16 | Water pump with waterproof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112253533A true CN112253533A (en) | 2021-01-22 |
Family
ID=74244316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011109113.7A Pending CN112253533A (en) | 2020-10-16 | 2020-10-16 | Water pump with waterproof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112253533A (en) |
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| DE4213306C1 (en) * | 1992-04-23 | 1993-09-02 | Grundfos A/S, Bjerringbro, Dk | Water-tight cable entrance e.g. for immersion pump housing - has resilient seal clamped between inner and outer moulded parts providing radial sealing force between cable and pump housing |
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| CN211654421U (en) * | 2020-04-01 | 2020-10-09 | 天马远东电缆有限公司 | Novel stranded cable bundling machine |
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Application publication date: 20210122 |