CN216343040U - Submerged motor pump pipeline joint - Google Patents
Submerged motor pump pipeline joint Download PDFInfo
- Publication number
- CN216343040U CN216343040U CN202123048094.4U CN202123048094U CN216343040U CN 216343040 U CN216343040 U CN 216343040U CN 202123048094 U CN202123048094 U CN 202123048094U CN 216343040 U CN216343040 U CN 216343040U
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- Prior art keywords
- connecting seat
- stay
- sleeve
- adapter sleeve
- joint
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Abstract
The utility model provides a submerged electric pump pipeline joint, and belongs to the technical field of pipeline connecting pieces. It has solved the problem that current steel wire rusts very easily in water and corrodes and cause not hard up and fracture, causes hose and joint to drop. This submerged motor pump pipe joint, including the connecting seat, adapter sleeve and thread bush, the inside of connecting seat has the run-through runner and has the throat of shrinking inwards at the runner opening part, the inside of adapter sleeve has rather than the connector of formula structure as an organic whole, the tip of adapter sleeve has a plurality of tile form stay of circumference evenly distributed, cusp edges and corners structure has on the inner wall of stay, its external diameter of the cyclic annular that the stay formed is greater than the lower extreme diameter of connecting seat throat and is less than the upper end diameter of connecting seat throat, the thread bush passes through screw-thread fit swing joint on the connecting seat, the through-hole has been seted up at the top surface center of thread bush, the top of stay offsets with the inside top surface of thread bush and leans on. The utility model has the advantage of more firm connection and no falling of the hose.
Description
Technical Field
The utility model belongs to the technical field of pipeline connecting pieces, and relates to a pipeline joint of a submersible electric pump.
Background
The submersible pump is a water lifting machine with a motor and a water pump directly connected into a whole to be submerged into water for working, and has the advantages of simple structure, high unit efficiency, low noise, safe and reliable operation and convenient installation and maintenance. The pump is filled with liquid before starting the pump, the impeller rotates at high speed after starting the pump, the liquid in the pump rotates along with the blades and flies away from the impeller to be ejected outwards under the action of centrifugal force, the speed of the ejected liquid in the pump shell diffusion chamber is gradually reduced, the pressure of the ejected liquid is gradually increased, the ejected liquid flows out from the pump outlet discharge pipe, at the moment, a vacuum low-pressure area without air and liquid is formed at the center of the blades because the liquid is thrown to the periphery, and the liquid in the liquid pool flows into the pump under the action of the atmospheric pressure of the pool surface.
Immersible pump during operation is located the surface of water below, the pipeline of being connected with is the hose usually, the hose can rock along with touching of the flow of liquid or animals such as fish in the surface of water below, among the prior art, the connected mode between hose and the immersible pump joint is the hose cover and establishes outside the joint, the rethread is screwed the round steel wire and is fastened both at hose outer lane circumference, this connected mode simple structure is with low costs, but there is following problem, the steel wire rusts very easily in water and corrodes and cause not hard uply and fracture, cause the hose to drop with the joint.
Disclosure of Invention
The present invention is directed to solving the above problems of the prior art by providing a joint for a submersible electric pump pipe that is more secure in connection so that the hose does not fall off.
The purpose of the utility model can be realized by the following technical scheme: a submersible electric pump pipeline joint comprises a connecting seat, a fastening sleeve and a threaded sleeve, and is characterized in that a through type runner is arranged inside the connecting seat, a necking which contracts inwards is formed in the opening of the runner, the fastening sleeve is arranged in the connecting seat in a clearance fit mode, a connector which is of an integrated structure with the fastening sleeve is arranged inside the fastening sleeve, a through type cavity is arranged inside the connector, the connector and the runner of the connecting seat are located on the same axis, the end portion of the fastening sleeve is provided with a plurality of tile-shaped locking pieces which are evenly distributed in the circumferential direction, each locking piece is separated through a separation groove, a pointed tooth-shaped edge angle structure is arranged on the inner wall of each locking piece, the outer diameter of each locking piece is annular, the outer diameter of each locking piece is larger than the diameter of the lower end of the necking of the connecting seat and smaller than the diameter of the upper end of the necking of the connecting seat, the threaded sleeve is movably connected onto the connecting seat in a thread fit mode, and a through hole is formed in the center of the top surface of the threaded sleeve, the top of the locking sheet is abutted against the inner top surface of the threaded sleeve.
The connection mode of the pipeline joint is that the connecting seat is installed at the joint of the submersible pump, the hose penetrates through the threaded sleeve and is tightly sleeved on the connecting head of the fastening sleeve in a matched mode, the threaded sleeve is screwed at the moment to drive the fastening sleeve to compress downwards, the locking piece on the fastening sleeve extrudes the hose to the center through the necking structure on the connecting seat, and meanwhile, the edge structure on the locking piece is clamped into the outer wall of the hose to form fixation.
In the submersible electric pump pipeline joint, the outer wall of the joint is provided with a circle of step structure, and the bottom surface formed by the joint and the fastening sleeve is provided with a rubber sealing ring.
In the above submersible electric pump pipe joint, the number of the locking pieces is four.
In the above submersible electric pump pipe joint, the connecting seat, the fastening sleeve and the threaded sleeve are made of brass or PA.
Compared with the prior art, the submersible electric pump pipeline joint is clamped by the edge structure on the locking piece and is matched with the locking of the threaded sleeve, the connection mode is convenient, the hose cannot fall off from the joint, and the tightness is better.
Drawings
FIG. 1 is a schematic view showing the internal structure of the pipe joint;
FIG. 2 is a schematic view of the fastener sleeve;
in the figure, 1, a connecting seat; 1a, necking; 2. fastening sleeves; 2a, a connector; 2b, a locking sheet; 2c, separating grooves; 2d, corner structure; 2e, a step structure; 3. a threaded sleeve; 3a, a through hole; 4. a rubber seal ring.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the submersible electric pump pipeline joint comprises a connecting seat 1, a fastening sleeve 2 and a threaded sleeve 3, wherein a through-type flow passage is arranged inside the connecting seat 1, a necking 1a which contracts inwards is arranged at the opening of the flow passage, the section of the necking 1a is trapezoidal, the fastening sleeve 2 is arranged in the connecting seat 1 in a clearance fit manner, a connector 2a which is of an integral structure with the fastening sleeve 2 is arranged inside the fastening sleeve 2, the connector 2a is a through-type cavity and is positioned on the same axis with the flow passage of the connecting seat 1, the end part of the fastening sleeve 2 is provided with a plurality of tile-shaped locking pieces 2b which are uniformly distributed in the circumferential direction, each locking piece 2b is separated through a separation groove 2c, the inner wall of each locking piece 2b is provided with a pointed tooth-shaped edge angle structure 2d formed along the arc direction, the outer diameter of the ring-shaped locking pieces 2b is larger than the lower end diameter of the necking 1a of the connecting seat 1 and smaller than the upper end diameter of the necking 1a of the connecting seat 1, threaded sleeve 3 passes through screw-thread fit swing joint on connecting seat 1, and through-hole 3a has been seted up at the top surface center of threaded sleeve 3, and the top of stay 2b supports with the inside top surface of threaded sleeve 3 and leans on.
Further, the outer wall of the connector 2a is provided with a circle of step structure 2e, the step structure 2e can be tightly matched with the inner wall of the hose to form sealing, and on the other hand, the bottom surface formed by the connector 2a and the fastening sleeve 2 is provided with a rubber sealing ring 4, when the threaded sleeve 3 is screwed, the hose is driven to move inwards, so that the end surface of the hose finally abuts against the rubber sealing ring 4 to form further sealing.
Wherein, the number of the locking pieces 2b is preferably four.
The material of connecting seat 1, adapter sleeve 2 and thread bush 3 is brass or PA, and the brass material structure is comparatively firm but material cost is high, and PA is with low costs but structural strength is lower relatively, can have more actual conditions to select.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Although various terms are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (4)
1. The utility model provides a submerged motor pump pipe joint, includes connecting seat (1), adapter sleeve (2) and thread bush (3), its characterized in that, the inside of connecting seat (1) has run through formula runner and has throat (1 a) of internal contraction at the runner opening part, adapter sleeve (2) clearance fit set up in connecting seat (1), the inside of adapter sleeve (2) has connector (2 a) rather than formula structure as an organic whole, the inside of connector (2 a) is in same axis for running through the formula cavity and with the runner of connecting seat (1), the tip of adapter sleeve (2) has a plurality of tile form stay (2 b) of circumference evenly distributed, separates through separating groove (2 c) between every stay (2 b), cuspid edges and corners structure (2 d) have on the inner wall of stay (2 b), its external diameter of cyclic annular that stay (2 b) formed is greater than the lower extreme diameter of connecting seat (1) throat and is less than connecting seat (1 a) and is less than The diameter of the upper end of the necking (1 a) of the connecting seat (1), the threaded sleeve (3) is movably connected onto the connecting seat (1) through thread fit, a through hole (3 a) is formed in the center of the top surface of the threaded sleeve (3), and the top of the locking sheet (2 b) is abutted against the top surface of the interior of the threaded sleeve (3).
2. The submersible electric pump pipe joint according to claim 1, characterized in that the outer wall of the joint (2 a) has a circle of step structure (2 e), and the bottom surface formed by the joint (2 a) and the fastening sleeve (2) is provided with a rubber sealing ring (4).
3. The submersible electric pump pipe joint according to claim 1, characterized in that said locking tabs (2 b) are four in number.
4. The submersible electric pump pipe joint according to claim 1, wherein the connecting seat (1), the fastening sleeve (2) and the threaded sleeve (3) are made of brass or PA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123048094.4U CN216343040U (en) | 2021-12-07 | 2021-12-07 | Submerged motor pump pipeline joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123048094.4U CN216343040U (en) | 2021-12-07 | 2021-12-07 | Submerged motor pump pipeline joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216343040U true CN216343040U (en) | 2022-04-19 |
Family
ID=81162616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123048094.4U Active CN216343040U (en) | 2021-12-07 | 2021-12-07 | Submerged motor pump pipeline joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216343040U (en) |
-
2021
- 2021-12-07 CN CN202123048094.4U patent/CN216343040U/en active Active
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