CN212226361U

CN212226361U - Elbow joint for hydraulic engineering

Info

Publication number: CN212226361U
Application number: CN202021018108.0U
Authority: CN
Inventors: 李旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2020-12-25
Anticipated expiration: 2030-06-05

Abstract

The utility model relates to a water pipe installation field specifically discloses a return bend joint for based on water conservancy project, including the return bend main part, the inboard of return bend main part is provided with the enhancement mounting plate, strengthen installing the blotter between mounting plate and the return bend main part, and strengthen the inboard of mounting plate and install two expansion joint, two one side of expansion joint is located the inside wall of return bend main part and all installs and reserve the mounting groove, strengthen the upper end of mounting plate and install the water conservancy diversion sloping block, and the lower extreme of strengthening the mounting plate is located the inside wall of return bend main part and installs the stopper, the middle part of strengthening the mounting plate is provided with the installation thread groove. The impact force that the mounting fin comes the anti-impact water is strengthened to the utilization, reduces the damage to the pipe wall, strengthens the installation of mounting fin simultaneously and dismantles all comparatively simple and conveniently, and the leakproofness to inside rivers can be guaranteed through inlet tube and outlet pipe under the effect at the adhesive tape, and screwed joint and water piping connection thread groove can guarantee business turn over water pipe and the holistic installation stability of return bend.

Description

Elbow joint for hydraulic engineering

Technical Field

The utility model relates to a water pipe installation field specifically is a based on elbow fitting for water conservancy project.

Background

The elbow joint has the characteristics of simple structure, convenience in manufacturing, firm connection, high pressure resistance, good sealing performance, convenience in installation and maintenance, safety and reliability in operation and the like, and is widely applied to various mechanical pipeline connections and hydraulic systems. The connection with the pipe is as follows: direct welding (the most common way) flange joint, hot melt connection, electric smelting connection, threaded connection, socket type connection and the like, and can be divided into the following steps according to the production process: welding elbows, stamping elbows, pushing elbows, casting elbows, butt welding elbows, and the like.

However, in the current elbow joint for hydraulic engineering, when the joint is processed, the outer arm wall of the middle layer of the pipe is thinned under the action of tensile stress under the action of external moment, and the outer side of the elbow is easily damaged seriously when the elbow joint faces the impact of large water pressure. Accordingly, one skilled in the art provides a hydraulic-based elbow fitting to solve the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a based on elbow fitting for water conservancy project to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a based on elbow fitting for water conservancy project, includes the return bend main part, the inboard of return bend main part is provided with strengthens the mounting plate, install the blotter between strengthening mounting plate and the return bend main part, and the inboard of strengthening the mounting plate installs two expansion joint, two one side of expansion joint is located the inside wall of return bend main part and all installs the reservation mounting groove, strengthen the upper end of mounting plate and install the water conservancy diversion sloping block, and the lower extreme of strengthening the mounting plate is located the inside wall of return bend main part and install the stopper, the middle part of strengthening the mounting plate is provided with the installation thread groove, two the internally mounted of expansion joint has the expansion bolt, water supply connector is installed to the one end of return bend main part, the sleeve pipe is installed in water supply connector's the outside, the adhesive tape has been cup jointed in the sheathed tube.

As a further aspect of the present invention: the expansion bolt is rotationally connected with the expansion joint, the flow guide inclined block is fixedly connected with the reinforcing sealing piece, the threaded rod is externally connected with the mounting thread groove, and the flow guide inclined block is tightly attached to the inner side wall of the elbow main body.

As a further aspect of the present invention: the blotter is the rubber material component, stopper and return bend main part fixed connection, the adhesive tape is the rubber material component.

As a further aspect of the present invention: the inlet tube is installed in the sheathed tube outside, the internally mounted that the one end of inlet tube is located water piping connection thread groove has screwed joint.

As a further aspect of the present invention: the inlet tube is connected with the water pipe connection thread groove through a threaded joint in a rotating mode, and the length of the inner diameter of the inlet tube is slightly larger than the length of the outer diameter of the sleeve.

As a further aspect of the present invention: the other end of the elbow main body is provided with a water outlet joint, and the outer side of the water outlet joint is sleeved with a water outlet pipe.

As a further aspect of the present invention: the water outlet joint is fixedly connected with the elbow pipe main body, and the length of the inner diameter of the water outlet pipe is slightly larger than the length of the outer diameter of the water outlet joint.

Compared with the prior art, the beneficial effects of the utility model are that: the device main part of design can play the purpose of protection return bend excircle after rivers get into, utilize the enhancement mounting plate that will install the threaded rod to stretch into the inside of return bend main part from sheathed tube one side, through the expansion joint that will strengthen mounting plate one side through stretching into in the reservation mounting groove under the effect of stopper, recycle and rotate expansion bolt, make the expansion joint inflation that is located the below closely connect with reservation mounting groove, can utilize the impact force of strengthening the mounting plate and coming the anti-impact water after accomplishing with the other end installation again, reduce the damage to the pipe wall, the installation of strengthening the mounting plate simultaneously all is comparatively simple and convenient with the dismantlement, the closure to inside rivers can be guaranteed through the effect at the adhesive tape to inlet tube and outlet pipe, screwed joint and water piping connection thread groove can guarantee business turn over water pipe and the holistic installation stability of return bend simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of a hydraulic elbow joint;

FIG. 2 is a schematic view of the installation structure of a reinforcing seal in a hydraulic elbow joint;

FIG. 3 is an enlarged view of the structure based on the position A in the elbow joint for hydraulic engineering;

fig. 4 is a schematic view of a connection structure of a water inlet pipe and an elbow main body in an elbow joint for hydraulic engineering.

In the figure: 1. a bend pipe main body; 2. a water inlet joint; 3. a water outlet joint; 4. a water outlet pipe; 5. a water inlet pipe; 6. a sleeve; 7. the water pipe is connected with the thread groove; 8. an adhesive tape; 101. reinforcing the sealing sheet; 102. a limiting block; 103. an expansion joint; 104. a cushion pad; 105. reserving a mounting groove; 106. a flow guide inclined block; 107. installing a thread groove; 108. an expansion bolt; 501. provided is a threaded joint.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, a hydraulic elbow connector includes an elbow main body 1, a reinforcing sealing piece 101 disposed on an inner side of the elbow main body 1, a cushion pad 104 disposed between the reinforcing sealing piece 101 and the elbow main body 1, two expansion joints 103 are arranged on the inner side of the reinforcing sealing sheet 101, a reserved mounting groove 105 is arranged on the inner side wall of the elbow main body 1 at one side of each of the two expansion joints 103, a flow guide inclined block 106 is arranged at the upper end of the reinforcing sealing sheet 101, and the lower extreme of strengthening the mounting plate 101 is located the inside wall of return bend main part 1 and installs stopper 102, and the middle part of strengthening the mounting plate 101 is provided with installation thread groove 107, and the internally mounted of two expansion joint 103 has expansion bolts 108, and water supply connector 2 is installed to the one end of return bend main part 1, and sleeve 6 is installed in the outside of water supply connector 2, and adhesive tape 8 has been cup jointed in the outside of sleeve 6, and the inboard of water supply connector 2 is provided with water piping connection thread groove 7.

In fig. 1, 2, 3, 4: expansion bolt 108 rotates with expansion joint 103 to be connected, water conservancy diversion sloping block 106 and enhancement mounting plate 101 fixed connection, the external threaded rod of installation thread groove 107, water conservancy diversion sloping block 106 closely laminates with the inside wall of return bend main part 1, blotter 104 is the rubber material component, stopper 102 and return bend main part 1 fixed connection, adhesive tape 8 is the rubber material component, inlet tube 5 is installed to the outside of sleeve 6, the one end of inlet tube 5 is located the internally mounted who water piping connection thread groove 7 and has screwed joint 501, inlet tube 5 passes through screwed joint 501 with water piping connection thread groove 7 and rotates to be connected, the internal diameter length of inlet tube 5 slightly is greater than the external diameter length of sleeve 6, water outlet joint 3 is installed to the other end of return bend main part 1, water outlet joint 3's outside has cup jointed outlet pipe 4, water outlet joint 3 and return bend main part 1 fixed connection, the internal diameter length of water outlet pipe 4.

In fig. 1, 4: inlet tube 5 and outlet pipe 4 can guarantee the closure to inside rivers through under the effect at adhesive tape 8, and the while thread connection, screwed joint 501 and water piping connection thread groove 7 can guarantee business turn over water pipe and the holistic installation stability of return bend.

In fig. 2, 3: when strengthening the mounting of cover slip 101 in outside department, rivers can earlier be through the guide effect of water conservancy diversion sloping block 106 during, prevent that rivers from assaulting the clearance of strengthening the junction of cover slip 101 and return bend main part 1, can once prevent to produce the pipeline damage when directly assaulting the return bend outside when rivers impact strengthen cover slip 101, strengthen the effect that blotter 104 between cover slip 101 and the return bend main part 1 can also play the buffering simultaneously.

The utility model discloses a theory of operation is: when the elbow main body 1 connects two pipelines, firstly, a threaded rod is externally connected through a mounting threaded groove 107 on a reinforcing sealing sheet 101, the reinforcing sealing sheet 101 of the mounting threaded rod is extended into the elbow main body 1 from one side of a sleeve 6, an expansion joint 103 on one side of the reinforcing sealing sheet 101 is extended into a reserved mounting groove 105 under the action of a limiting block 102, then an expansion bolt 108 is rotated to expand the expansion joint 103 positioned below and tightly connect with the reserved mounting groove 105, a screwdriver is extended into a water outlet joint 3 to tightly connect the expansion joint 103 at the other end of the reinforcing sealing sheet 101 with another reserved mounting groove 105 positioned inside, the threaded rod connected with the mounting threaded groove 107 is removed after the reinforcing sealing sheet 101 is mounted, then a water inlet pipe 5 is sleeved outside the sleeve 6, and the threaded joint 501 is tightly connected with a water pipe connecting threaded groove 7 by rotating the water inlet pipe 5, install outlet pipe 4 in the outside of water connectors 3 again in the same reason, after the device is whole to be accomplished, water can follow inlet tube 5 in to the inside inflow of return bend main part 1, it is great to the outside impact force degree of return bend main part 1 when water velocity is very fast, consequently when strengthening mounting 101 in the outside department, can be earlier through the guide effect of water conservancy diversion sloping block 106 during rivers, prevent that rivers from strikeing to the clearance of strengthening the junction of return bend 101 and return bend main part 1, when rivers strike and strengthen the return bend 101, can produce the pipeline damage when preventing directly strikeing the return bend outside, strengthen simultaneously that blotter 104 between return bend 101 and the return bend main part 1 can also play the effect of buffering.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a based on elbow fitting for water conservancy project, includes return bend main part (1), its characterized in that, the inboard of return bend main part (1) is provided with strengthens mounting plate (101), strengthen mounting pad (104) between mounting plate (101) and return bend main part (1), and strengthen the inboard of mounting plate (101) and install two expansion joint (103), two one side of expansion joint (103) is located the inside wall of return bend main part (1) and all installs reservation mounting groove (105), strengthen the upper end of mounting plate (101) and install water conservancy diversion sloping block (106), and strengthen the lower extreme of mounting plate (101) and be located the inside wall of return bend main part (1) and install stopper (102), the middle part of strengthening mounting plate (101) is provided with installation thread groove (107), two the internally mounted of expansion joint (103) has expansion bolts (108), water supply connector (2) is installed to the one end of return bend main part (1), the outer side of the water inlet joint (2) is provided with a sleeve (6), the outer side of the sleeve (6) is sleeved with a rubber strip (8), and the inner side of the water inlet joint (2) is provided with a water pipe connecting thread groove (7).

2. The elbow joint for water conservancy project according to claim 1, wherein the expansion bolt (108) is rotatably connected with the expansion joint (103), the flow guide sloping block (106) is fixedly connected with the reinforcing sealing sheet (101), the installation thread groove (107) is externally connected with a threaded rod, and the flow guide sloping block (106) is tightly attached to the inner side wall of the elbow main body (1).

3. The elbow joint for water conservancy project according to claim 1, wherein the cushion (104) is a rubber member, the stopper (102) is fixedly connected with the elbow main body (1), and the rubber strip (8) is a rubber member.

4. A elbow joint for water conservancy project according to claim 1, characterized in that the outside of the sleeve (6) is provided with a water inlet pipe (5), and one end of the water inlet pipe (5) is provided with a threaded joint (501) in the inner part of the threaded groove (7) for water pipe connection.

5. The elbow joint for water conservancy project according to claim 4, wherein the water inlet pipe (5) is rotatably connected with the water pipe connecting thread groove (7) through a thread joint (501), and the length of the inner diameter of the water inlet pipe (5) is slightly larger than the length of the outer diameter of the sleeve (6).

6. The elbow joint for water conservancy project according to claim 1, characterized in that the other end of the elbow main body (1) is provided with a water outlet joint (3), and the outer side of the water outlet joint (3) is sleeved with a water outlet pipe (4).

7. The elbow joint for water conservancy project according to claim 6, wherein the water outlet joint (3) is fixedly connected with the elbow main body (1), and the length of the inner diameter of the water outlet pipe (4) is slightly larger than the length of the outer diameter of the water outlet joint (3).