CN210687386U - Hydraulic engineering pipeline connecting device - Google Patents

Hydraulic engineering pipeline connecting device Download PDF

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Publication number
CN210687386U
CN210687386U CN201921802374.XU CN201921802374U CN210687386U CN 210687386 U CN210687386 U CN 210687386U CN 201921802374 U CN201921802374 U CN 201921802374U CN 210687386 U CN210687386 U CN 210687386U
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CN
China
Prior art keywords
hose
hydraulic engineering
pipe connection
flange plate
pipeline
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Active
Application number
CN201921802374.XU
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Chinese (zh)
Inventor
魏峰
李琼
彭国才
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Hunan Ruida Engineering Construction Co Ltd
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Hunan Ruida Engineering Construction Co Ltd
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Priority to CN201921802374.XU priority Critical patent/CN210687386U/en
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Abstract

The utility model relates to a hydraulic engineering pipeline connecting device, it includes two pipe joints and connects two pipe joint's coupling hose, pipe joint includes the ring flange of being connected with the pipeline, evenly seted up a plurality of screw holes along circumference on the ring flange, ring flange one side is provided with hose connection, the coupling hose both ends are cup jointed respectively on two hose connections, be provided with the lock sleeve of fixed connection hose on the pipe connection. The utility model has the advantages of be convenient for connect the pipeline of two disalignments.

Description

Hydraulic engineering pipeline connecting device
Technical Field
The utility model belongs to the technical field of the technique of pipe connection and specifically relates to a hydraulic engineering pipe connection device is related to.
Background
The construction of pipeline is a comparatively important ring in hydraulic engineering's work progress, and the pipe connection spare is as the important accessory of connecting tube, and it can play the effect of fastening connection.
Chinese patent with publication number CN207486278U discloses a hydraulic engineering pipe connection device, including the water pipe head body, the outside of water pipe head body is provided with the connecting pipe, one side of connecting pipe is connected with the second flange, and the opposite side of connecting pipe is connected with first flange, the junction of connecting pipe is provided with fixed connection piece of strengthening. The utility model discloses set up location arch and constant head tank, can make the pipeline more swiftly stable when the butt joint with the joint through location arch and constant head tank, and convenient to detach, the effectual pipeline butt joint speed that has improved.
The above prior art solutions have the following drawbacks: in actual work progress, water conservancy pipeline often is the segmentation construction, because measuring error, the pipeline of two construction sections is probably not coaxial in the junction, when using above-mentioned hydraulic engineering pipeline connecting device to connect the pipeline of two disalignments, when two pipeline mistake axis errors are less, this connecting device can connect reluctantly, but first flange and second flange can't support tightly with the pipeline simultaneously, the leakproofness is not good, the possible leakage that takes place, when the error of two pipeline axes is great, this connecting device can't connect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hydraulic engineering pipe connection device has the advantage of being convenient for connect the pipeline of two disalignments.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a hydraulic engineering pipe connection device, includes two pipe joints and connects two pipe joint's coupling hose, pipe joint includes the ring flange of being connected with the pipeline, evenly seted up a plurality of screw holes along circumference on the ring flange, ring flange one side is provided with hose connection, the coupling hose both ends are cup jointed respectively on two hose connections, be provided with the lock sleeve of fixed connection hose on the pipe connection.
By adopting the technical scheme, the two pipeline joints are respectively connected with the pipeline through the flange plates, and the two pipeline joints are connected through the connecting hose, so that the pipeline connecting device can connect two pipelines with different axes because the connecting hose can be bent; the connecting hose is fixed on the hose connector through the locking sleeve, so that the connecting hose can be prevented from sliding off the hose connector under the action of water pressure; can change coupling hose simultaneously through loosening the lock sleeve, removable longer coupling hose when two pipeline interface position distances are far away, when two pipeline interface position distances are near, change shorter coupling hose, can use the scene to change in a flexible way according to the difference, also when coupling hose takes place the damage.
The utility model discloses further set up to: one end of the hose joint, which is far away from the flange plate, is in a hollow round table shape, and the diameter of one side of the hose joint, which is close to the flange plate, is larger.
Through adopting above-mentioned technical scheme, the hose nipple of round platform shape can be connected with the coupling hose of different internal diameters, is convenient for choose the coupling hose of different internal diameters for use according to the demand, can satisfy the demand of different scenes, and will connect the hose cup joint when the hose nipple, elastic deformation can take place for coupling hose's opening part to butt has strengthened the stability that hose nipple and coupling hose are connected under the spring action on the hose nipple.
The utility model discloses further set up to: the cross section of one end of the locking sleeve far away from the flange is isosceles trapezoid, one end of the locking sleeve close to the flange is in threaded connection with the hose connector, and the connecting hose is located between the locking sleeve and the hose connector.
Through adopting above-mentioned technical scheme, the lock sleeve passes through screw-thread fit to be fixed on the hose connector to sticis coupling hose on the hose connector, further improved the stability that coupling hose is connected, when preventing that pressure in the pipeline is great, coupling hose from slipping on the hose connector.
The utility model discloses further set up to: the inner wall of one end of the locking sleeve, which is far away from the flange plate, is coaxially provided with an annular bulge.
Through adopting above-mentioned technical scheme, because the coupling hose has certain elasticity, when locking the lock sleeve, the annular arch can be absorbed in the coupling hose, has strengthened the leakproofness, avoids the water in the pipeline to spill.
The utility model discloses further set up to: the cross section of the annular bulge is semicircular.
Through adopting above-mentioned technical scheme, when rotatory locking collar, the annular is protruding can slide at the coupling hose outer wall, and the protruding cross section of annular is the hemisphere, can avoid at slip in-process fish tail coupling hose, causes the coupling hose damaged.
The utility model discloses further set up to: the annular bulge is provided with a plurality of along the lock sleeve axis.
Through adopting above-mentioned technical scheme, a plurality of annular are protruding can further improve the leakproofness that hose nipple and coupling hose are connected.
The utility model discloses further set up to: and an annular groove is formed in one side of the flange plate, which is far away from the hose connector, and a sealing ring is arranged in the annular groove.
Through adopting above-mentioned technical scheme, leakproofness when the sealing washer can strengthen pipe joint and water piping connection.
The utility model discloses further set up to: the outer wall of the locking sleeve, which is close to one end of the flange plate, is provided with a polygonal convex block.
Through adopting above-mentioned technical scheme, when locking the lock sleeve, can use tools such as spanner, compare in directly locking with the hand, it is more laborsaving, and the locking effect is better.
To sum up, the utility model discloses a beneficial technological effect does:
1. the two pipeline joints are connected through the connecting hose, and the connecting hose can be bent, so that the pipeline connecting device can be used for connecting two pipelines which are not coaxial;
2. the locking sleeve is in threaded connection with the hose connector, the connecting hose can be detached by unscrewing the locking sleeve, and connecting hoses with corresponding specifications are selected according to different scenes;
3. when the locking sleeve is locked, the annular bulge on the inner wall of the locking sleeve can be sunk into the connecting hose, so that the sealing performance is enhanced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the pipe joint of FIG. 1;
fig. 3 is an exploded view of the pipe joint of fig. 1.
In the figure, 1, a pipeline joint; 2. a flange plate; 21. water passing holes; 22. a threaded hole; 23. an annular groove; 24. a seal ring; 3. a connecting hose; 4. a hose connector; 41. a fixed end; 42. a locking end; 5. a locking sleeve; 6. a bump; 7. an annular protrusion.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a hydraulic engineering pipe connection device, including two pipe joints 1 and the coupling hose 3 of connecting two pipe joints 1.
Referring to fig. 2, the pipe joint 1 includes a flange 2 connected with the pipe, a water hole 21 is opened in the center of the flange 2, six threaded holes 22 are evenly opened in the flange 2 along the circumferential direction, a ring groove 23 is coaxially opened in one side of the flange 2 away from the connecting hose 3, the ring groove 23 is located between the water hole 21 and the threaded hole 22, an O-shaped sealing ring 24 is installed in the ring groove 23, and the line diameter of the sealing ring 24 is greater than the depth of the ring groove 23.
A hose joint 4 is integrally formed on one side, far away from the annular groove, of the flange plate 2, the hose joint 4 comprises a locking end 42 close to the flange plate 2 and a fixed end 41 far away from the flange plate 2, external threads are arranged on the surface of the locking end 42, the fixed end 41 is in a hollow circular truncated cone shape, and the diameter of one side, close to the flange plate 2, of the fixed end is larger; when the connecting hose 3 is installed, the connecting hose 3 is sleeved on the fixed end 41, then the hose is pushed towards the direction close to the flange plate 2, and the connecting hose 3 is elastically deformed and is tightly propped against the fixed end 41 under the action of elasticity.
The hose connector 4 is sleeved with a locking sleeve 5, one end of the locking sleeve 5, which is close to the flange plate 2, is provided with internal threads and is in threaded connection with a locking end 42, the cross section of one end, which is far away from the flange plate 2, of the locking sleeve 5 is in an isosceles trapezoid shape, and the connecting hose 3 is positioned between the locking sleeve 5 and the fixed end 41; before cup jointing coupling hose 3 on stiff end 41, cup joint lock sleeve 5 on coupling hose 3 earlier, after cup jointing coupling hose 3 on stiff end 41, move lock sleeve 5 to being close to ring flange 2 direction along coupling hose 3, until the internal thread of lock sleeve 5 and the external screw thread butt of locking end 42, then rotatory lock sleeve 5, under the screw-thread fit effect, lock sleeve 5 continues to remove to being close to ring flange 2 direction, one end and the coupling hose 3 outer wall of ring flange 2 are supported tightly until lock sleeve 5 keeps away from, make coupling hose 3 inner wall hug closely on stiff end 41.
Referring to fig. 2 and 3, the outer wall of the end, close to the flange 2, of the tightening sleeve is integrally formed with a regular hexagon convex block 6, and when the locking sleeve 5 is rotated, a wrench is sleeved on the regular hexagon convex block 6 to rotate, so that labor is saved.
The inner wall of one end, far away from the flange plate 2, of the locking sleeve 5 is integrally provided with annular bulges 7, the annular bulges 7 and the locking sleeve 5 are coaxially arranged, and three groups of the annular bulges 7 are arranged along the axis of the locking sleeve 5; when the locking sleeve 5 is locked, the annular bulge 7 can be sunk into the connecting hose 3, so that the sealing performance is enhanced.
The cross section of the annular bulge 7 is semicircular, and when the locking sleeve 5 is locked, the annular bulge 7 slides on the outer wall of the connecting hose 3, so that the connecting hose 3 cannot be scratched.
The implementation principle of the embodiment is as follows: when two pipelines are connected, the flange plates 2 on the two pipeline joints 1 are respectively connected with the pipelines through bolts, and the O-shaped sealing rings 24 are abutted against the pipeline connecting surfaces for sealing; when the connecting hose 3 is replaced, the locking sleeve 5 is unscrewed, the connecting hose 3 is taken out from the fixed end 41, then the locking sleeve 5 is sleeved on the new connecting hose 3, then the two ends of the connecting hose 3 are respectively sleeved on the fixed ends 41 of the two hose connectors 4, and then the locking sleeve 5 is in threaded connection with the locking end 42, so that the connecting hose 3 is pressed on the fixed end 41 by the locking sleeve 5.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a hydraulic engineering pipe connection device, includes two pipe joints (1) and connects coupling hose (3) of two pipe joints (1), pipe joint (1) includes ring flange (2) of being connected with the pipeline, evenly seted up a plurality of screw holes (22), its characterized in that along circumference on ring flange (2): and a hose joint (4) is arranged on one side of the flange plate (2), two ends of the connecting hose (3) are respectively sleeved on the two hose joints (4), and a locking sleeve (5) for fixedly connecting the hose (3) is arranged on the pipeline joint (1).
2. A hydraulic engineering pipe connection according to claim 1, characterized in that: one end of the hose joint (4) far away from the flange plate (2) is in a hollow round table shape, and the diameter of one side close to the flange plate (2) is larger.
3. A hydraulic engineering pipe connection according to claim 2, characterized in that: the one end transversal personally submitting isosceles trapezoid that ring flange (2) were kept away from in lock sleeve (5), the one end and hose connector (4) threaded connection that ring flange (2) are close to in lock sleeve (5), coupling hose (3) are located between lock sleeve (5) and hose connector (4).
4. A hydraulic engineering pipe connection according to claim 3, characterized in that: the inner wall of one end, far away from the flange plate (2), of the locking sleeve (5) is coaxially provided with an annular bulge (7).
5. A hydraulic engineering pipe connection according to claim 4, characterized in that: the cross section of the annular bulge (7) is semicircular.
6. A hydraulic engineering pipe connection according to claim 5, characterized in that: the annular bulges (7) are arranged along the axis of the locking sleeve (5).
7. A hydraulic engineering pipe connection according to claim 1, characterized in that: an annular groove (23) is formed in one side, away from the hose connector (4), of the flange plate (2), and a sealing ring (24) is arranged in the annular groove (23).
8. A hydraulic engineering pipe connection according to claim 1, characterized in that: the outer wall of the locking sleeve (5) close to one end of the flange plate (2) is provided with a polygonal convex block (6).
CN201921802374.XU 2019-10-24 2019-10-24 Hydraulic engineering pipeline connecting device Active CN210687386U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921802374.XU CN210687386U (en) 2019-10-24 2019-10-24 Hydraulic engineering pipeline connecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921802374.XU CN210687386U (en) 2019-10-24 2019-10-24 Hydraulic engineering pipeline connecting device

Publications (1)

Publication Number Publication Date
CN210687386U true CN210687386U (en) 2020-06-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921802374.XU Active CN210687386U (en) 2019-10-24 2019-10-24 Hydraulic engineering pipeline connecting device

Country Status (1)

Country Link
CN (1) CN210687386U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112476042A (en) * 2020-10-31 2021-03-12 华南理工大学 Quantitative high-pressure high-speed oil-gas cooling and lubricating nozzle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112476042A (en) * 2020-10-31 2021-03-12 华南理工大学 Quantitative high-pressure high-speed oil-gas cooling and lubricating nozzle

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