CN209761862U

CN209761862U - Double-helix flow deflector

Info

Publication number: CN209761862U
Application number: CN201920431419.0U
Authority: CN
Inventors: 庞定勉
Original assignee: Kunshan Chisheng Machinery Technology Co Ltd
Current assignee: Kunshan Chisheng Machinery Technology Co Ltd
Priority date: 2019-04-01
Filing date: 2019-04-01
Publication date: 2019-12-10
Anticipated expiration: 2029-04-01

Abstract

The utility model belongs to the baffle field, especially, double helix baffle is sealed inseparable with the connecting pipe to current baffle delivery port, takes place the problem of leaking easily, the following scheme is proposed to the present, and it includes the baffle body, be equipped with two delivery ports on the baffle body, fixed cover is equipped with the fixing base on the delivery port, has seted up the intercommunicating pore on the fixing base, and the intercommunicating pore is linked together with the delivery port that corresponds, and fixed mounting has the sealing washer in the intercommunicating pore, has placed the connecting pipe in the intercommunicating pore, and the connecting pipe contacts with the sealing washer, and fixed cover is equipped with the connecting seat on the connecting pipe, and a plurality of fixed slots have been seted up to one side of fixing base, and one side fixed mounting of connecting seat has a. The utility model relates to a rationally, simple structure, convenient operation through compressing tightly to the sealing washer, increases the leakproofness between delivery port and the connecting pipe.

Description

Double-helix flow deflector

Technical Field

The utility model relates to a baffle technical field especially relates to a double helix baffle.

Background

At present, in the first-stage impeller of the horizontal centrifugal pump with double impellers, the diversion part adopts single spirochaeta diversion, and through retrieval, the patent document with the authorization notice number of CN103541927A discloses a double-helix diversion body, which comprises a body, wherein the impeller of the centrifugal pump is arranged in the body, a plurality of blades are uniformly distributed on the impeller, and two spiral runners communicated with the body are arranged at the edge of the body: the spiral flow channel I and the spiral flow channel II are arranged, the water inlet end of the spiral flow channel I is tangent to the body, the water inlet end of the spiral flow channel II is tangent to the body, the outer end of the spiral flow channel I is provided with the water outlet I, and the outer end of the spiral flow channel II is provided with the water outlet II.

However, the design has the defects that the water outlet needs to be in sealing connection with the connecting pipe when in use, and the problem that the water outlet is not tightly sealed with the connecting pipe and leakage is easy to occur exists, so that the double-helix flow guide body is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems that the water outlet and the connecting pipe are not sealed tightly and the leakage is easy to occur in the prior art, and providing a double-helix flow deflector.

in order to achieve the above purpose, the utility model adopts the following technical scheme:

A double-helix flow deflector comprises a flow deflector body, wherein two water outlets are arranged on the flow deflector body, a fixed seat is fixedly sleeved on each water outlet, a communication hole is formed in each fixed seat and communicated with the corresponding water outlet, a sealing ring is fixedly installed in each communication hole, a connecting pipe is placed in each communication hole and contacts with the sealing ring, a connecting seat is fixedly sleeved on each connecting pipe, a plurality of fixing grooves are formed in one side of each fixed seat, a plurality of fixing pins are fixedly installed on one side of each connecting seat and matched with the corresponding fixing grooves, a first chute is formed in one side of each fixing pin, which is far away from each water outlet, a first groove is formed in the inner wall, which is far away from each water outlet, of each fixing groove, a pressure rod is slidably installed in each first groove and matched with the corresponding first chute, the one end of connecting rod articulates there is the one end of push rod, the other end of push rod articulates on the depression bar, fixed mounting has the lead screw cover in the round hole, threaded mounting has the lead screw on the lead screw cover, the one end of lead screw is rotated and is installed on the connecting rod that corresponds, the other end of lead screw extends to the outside and the fixed mounting of fixing base has the knob, a plurality of second grooves have been seted up on the inner wall of intercommunicating pore, sliding mounting has the briquetting in the second groove, and the briquetting contacts with the sealing washer, the second chute has been seted up to one side that the delivery port was kept away from to the briquetting, the bottom fixed mounting of connecting rod has the one end of.

Preferably, the second groove is provided with a sliding hole on the inner wall of the side away from the opening of the second groove, the vertical rod is connected with the corresponding sliding hole in a sliding mode, and the vertical rod is limited through the sliding hole.

preferably, one side of the pressing block far away from the water outlet is fixedly provided with one ends of a plurality of return springs, the other ends of the return springs are fixedly arranged on the inner walls of the corresponding second grooves, and the pressing block is reset through the return springs.

Preferably, the limiting grooves are formed in the inner walls of the two sides of the second groove, the limiting blocks are fixedly mounted on the two sides of the pressing block, and the limiting blocks are connected with the limiting grooves in a sliding mode, so that the pressing block can move stably.

Preferably, the screw rod sleeve is provided with a threaded hole, the inner wall of the threaded hole is provided with an internal thread, the screw rod is provided with an external thread, and the internal thread is meshed with the external thread.

Preferably, the screw rod is sleeved with a bearing, an outer ring of the bearing is fixedly arranged on the connecting rod, and the screw rod is rotatably arranged on the connecting rod through the bearing.

The utility model has the advantages that: through a fixed seat, a communication hole, a sealing ring, a connecting pipe, a fixed groove, a fixed pin, a first chute, a pressure rod, a connecting rod, a screw rod sleeve, a screw rod, a knob, a pressing block, a second chute, a vertical rod and a push rod are matched, the connecting pipe is placed in the communication hole and is in contact with the sealing ring, the fixed pin is clamped into the corresponding fixed groove, then the knob is rotated, the screw rod is driven to rotate by the knob, the screw rod passes through a threaded hole in the screw rod sleeve, the screw rod moves while rotating, the screw rod drives the connecting rod to move, the connecting rod drives the push rod to move, the push rod drives the pressure rod to move, the pressure rod is clamped into the first chute, the knob is continuously rotated under the action of a bevel edge of the first chute, the pressure rod drives the fixed pin to move towards the, the removal of connecting rod drives the montant and removes, and the montant extrudees the briquetting through the second chute for the briquetting compresses tightly the sealing washer, through compressing tightly to the sealing washer, increases the leakproofness between delivery port and the connecting pipe.

The utility model relates to a rationally, simple structure, convenient operation through compressing tightly to the sealing washer, increases the leakproofness between delivery port and the connecting pipe.

Drawings

Fig. 1 is a schematic structural view of a double-helix flow deflector according to the present invention;

Fig. 2 is a schematic structural view of a portion a of a double-spiral flow deflector provided by the present invention;

Fig. 3 is a schematic structural diagram of a portion B of a double-spiral flow deflector according to the present invention.

In the figure: the water conservancy diversion body 1, 2 delivery ports, 3 fixing bases, 4 intercommunicating pores, 5 sealing rings, 6 connecting pipes, 7 connecting bases, 8 fixing grooves, 9 fixing pins, 10 first chutes, 11 first grooves, 12 pressing rods, 13 round holes, 14 connecting rods, 15 lead screw sleeves, 16 lead screws, 17 knobs, 18 second grooves, 19 pressing blocks, 20 second chutes, 21 vertical rods and 22 push rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a double helix flow deflector comprises a flow deflector body 1, two water outlets 2 are arranged on the flow deflector body 1, a fixed seat 3 is fixedly sleeved on each water outlet 2, a communication hole 4 is formed on each fixed seat 3, each communication hole 4 is communicated with the corresponding water outlet 2, a seal ring 5 is fixedly arranged in each communication hole 4, a connecting pipe 6 is arranged in each communication hole 4, each connecting pipe 6 is in contact with each seal ring 5, a connecting seat 7 is fixedly sleeved on each connecting pipe 6, a plurality of fixing grooves 8 are formed in one side of each fixed seat 3, a plurality of fixing pins 9 are fixedly arranged on one side of each connecting seat 7, the fixing pins 9 are matched with the corresponding fixing grooves 8, a first chute 10 is formed in one side of each fixing pin 9, which is far away from each water outlet 2, a first groove 11 is formed, the pressing rod 12 is matched with the corresponding first chute 10, a round hole 13 is formed in the inner wall of one side of the first chute 11, a connecting rod 14 is installed in the round hole 13 in a sliding mode, one end of the connecting rod 14 is hinged to one end of a push rod 22, the other end of the push rod 22 is hinged to the pressing rod 12, a screw rod sleeve 15 is fixedly installed in the round hole 13, a screw rod 16 is installed on the screw rod sleeve 15 in a threaded mode, one end of the screw rod 16 is rotatably installed on the corresponding connecting rod 14, the other end of the screw rod 16 extends to the outer side of the fixing seat 3 and is fixedly provided with a knob 17, a plurality of second chutes 18 are formed in the inner wall of the communication hole 4, press blocks 19 are installed in the second chutes 18 in a sliding mode and are in contact with the seal ring 5, a second chute 20 is formed in one side, away from the water outlet 2, one end of a vertical rod, through the matching of the fixed seat 3, the communication hole 4, the seal ring 5, the connecting pipe 6, the fixed groove 8, the fixed pin 9, the first chute 10, the pressure lever 12, the connecting rod 14, the screw rod sleeve 15, the screw rod 16, the knob 17, the pressing block 19, the second chute 20, the vertical rod 21 and the push rod 22, the connecting pipe 6 is placed in the communication hole 4 and contacts with the seal ring 5, so that the fixed pin 9 is clamped into the corresponding fixed groove 8, then the knob 17 is rotated, the knob 17 drives the screw rod 16 to rotate, the screw rod 16 moves while rotating through the threaded hole on the screw rod sleeve 15, the screw rod 16 drives the connecting rod 14 to move, the connecting rod 14 drives the push rod 22 to move, the push rod 22 drives the pressure lever 12 to move, so that the pressure lever 12 is clamped into the first chute 10, the knob 17 continues to rotate under the action of the bevel edge of the first chute 10, so that the pressure, thereby make connecting pipe 6 remove to the direction that is close to fixing base 3, connecting pipe 6 compresses tightly sealing washer 5, and the removal of connecting rod 14 drives montant 21 and removes, and montant 21 extrudes briquetting 19 through second chute 20 for briquetting 19 compresses tightly sealing washer 5, through compressing tightly sealing washer 5, increases the leakproofness between delivery port 2 and the connecting pipe 6, the utility model relates to a rationally, simple structure, convenient operation through compressing tightly sealing washer 5, increases the leakproofness between delivery port 2 and the connecting pipe 6.

The utility model discloses in, the second groove 18 has been kept away from and has been seted up the slip hole on its open-ended one side inner wall, and montant 21 and the slip hole sliding connection who corresponds, one side fixed mounting that delivery port 2 was kept away from to briquetting 19 has a plurality of reset spring's one end, reset spring's other end fixed mounting is on the inner wall of corresponding second groove 18, the spacing groove has all been seted up on the both sides inner wall of second groove 18, the equal fixed mounting in both sides of briquetting 19 has the stopper, and stopper and spacing groove sliding connection, set up threaded hole on the lead screw cover 15, set up the internal thread on the inner wall of screw hole, the external screw thread has been seted up on the lead screw 16, and the internal thread meshes with the external screw thread, the last fixed cover of lead screw 16 has the bearing, and the outer lane fixed mounting of bearing is on connecting rod 14, through fixing base 3, intercommunic, The press rod 12, the connecting rod 14, the screw rod sleeve 15, the screw rod 16, the knob 17, the press block 19, the second chute 20, the vertical rod 21 and the push rod 22 are matched, the connecting pipe 6 is placed in the communicating hole 4 and is in contact with the sealing ring 5, so that the fixing pin 9 is clamped into the corresponding fixing groove 8, then the knob 17 is rotated, the knob 17 drives the screw rod 16 to rotate, the screw rod 16 moves while rotating through a threaded hole in the screw rod sleeve 15, the screw rod 16 drives the connecting rod 14 to move, the connecting rod 14 drives the push rod 22 to move, the push rod 22 drives the press rod 12 to move, so that the press rod 12 is clamped into the first chute 10, under the effect of the inclined edge of the first chute 10, the knob 17 continues to be rotated, so that the press rod 12 pushes the fixing pin 9 to move towards the direction close to the fixing seat 3, and the connecting, connecting pipe 6 compresses tightly sealing washer 5, and the removal of connecting rod 14 drives montant 21 and removes, and montant 21 extrudes briquetting 19 through second chute 20 for briquetting 19 compresses tightly sealing washer 5, through compressing tightly sealing washer 5, increases the leakproofness between delivery port 2 and the connecting pipe 6, the utility model relates to a rationally, simple structure, convenient operation through compressing tightly sealing washer 5, increases the leakproofness between delivery port 2 and the connecting pipe 6.

In the utility model, when the baffle body 1 is installed, firstly, the connecting pipe 6 is required to be connected with the water outlet 2 in a sealing way, firstly, the connecting pipe 6 is placed in the communicating hole 4 and is contacted with the sealing ring 5, so that the fixing pin 9 is clamped into the corresponding fixing groove 8, then the knob 17 is rotated, the knob 17 drives the screw rod 16 to rotate, because the screw rod 16 is in threaded connection with the screw rod sleeve 15, under the action of the screw rod sleeve 15, the screw rod 16 rotates and moves, the screw rod 16 drives the connecting rod 14 to move, the connecting rod 14 drives the push rod 22 and the vertical rod 21 to move, the push rod 22 drives the press rod 12 to move, so that the press rod 12 is clamped into the first chute 10, the press block 19 is extruded by the movement of the vertical rod 21 through the second chute 20, so that the press block 19 moves towards the direction close to the sealing ring 5, under the action of the, continue to rotate knob 17 for depression bar 12 promotes fixed pin 9 and removes to the direction that is close to fixing base 3, thereby makes connecting pipe 6 remove to the direction that is close to fixing base 3, makes connecting pipe 6 compress tightly sealing washer 5, and the removal of briquetting 19 makes briquetting 19 remove to the direction that is close to sealing washer 5, compresses tightly sealing washer 5, through compressing tightly sealing washer 5, increases the leakproofness between delivery port 2 and the connecting pipe 6.

The above, 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 double-helix flow deflector comprises a flow deflector body (1), and is characterized in that two water outlets (2) are arranged on the flow deflector body (1), a fixing seat (3) is fixedly sleeved on each water outlet (2), a communication hole (4) is formed in each fixing seat (3), each communication hole (4) is communicated with the corresponding water outlet (2), a sealing ring (5) is fixedly installed in each communication hole (4), a connecting pipe (6) is placed in each communication hole (4), each connecting pipe (6) is in contact with each sealing ring (5), a connecting seat (7) is fixedly sleeved on each connecting pipe (6), a plurality of fixing grooves (8) are formed in one side of each fixing seat (3), a plurality of fixing pins (9) are fixedly installed on one side of each connecting seat (7), the fixing pins (9) are matched with the corresponding fixing grooves (8), and a first chute (10) is formed in one side, far away from each, a first groove (11) is formed in the inner wall of one side, far away from the water outlet (2), of the fixing groove (8), a pressing rod (12) is arranged in the first groove (11) in a sliding mode, the pressing rod (12) is matched with a corresponding first inclined groove (10), a round hole (13) is formed in the inner wall of one side of the first groove (11), a connecting rod (14) is arranged in the round hole (13) in a sliding mode, one end of the connecting rod (14) is hinged to one end of a push rod (22), the other end of the push rod (22) is hinged to the pressing rod (12), a screw rod sleeve (15) is fixedly arranged in the round hole (13), a screw rod (16) is arranged on the screw rod sleeve (15) in a threaded mode, one end of the screw rod (16) is rotatably arranged on the corresponding connecting rod (14), the other end of the screw rod (16) extends to the outer side of the fixing seat (3, sliding mounting has briquetting (19) in second groove (18), and briquetting (19) contact with sealing washer (5), and second chute (20) have been seted up to one side that delivery port (2) were kept away from in briquetting (19), and the bottom fixed mounting of connecting rod (14) has the one end of montant (21), and the other end of montant (21) extends to in second groove (18) and with second chute (20) looks adaptation.

2. The double-helix flow conductor according to claim 1, wherein the inner wall of the second groove (18) away from the opening is provided with a sliding hole, and the vertical rod (21) is slidably connected with the corresponding sliding hole.

3. The double-helix flow deflector according to claim 1, wherein one end of a plurality of return springs is fixedly mounted on one side of the pressing block (19) away from the water outlet (2), and the other end of each return spring is fixedly mounted on the inner wall of the corresponding second groove (18).

4. The double-helix flow guide body according to claim 1, wherein the inner walls of the two sides of the second groove (18) are respectively provided with a limiting groove, the two sides of the pressing block (19) are respectively fixedly provided with a limiting block, and the limiting blocks are connected with the limiting grooves in a sliding manner.

5. The double-helix flow guide body according to claim 1, wherein the screw rod sleeve (15) is provided with a threaded hole, the inner wall of the threaded hole is provided with an internal thread, the screw rod (16) is provided with an external thread, and the internal thread is meshed with the external thread.

6. The double-helix flow conductor according to claim 1, wherein a bearing is fixedly sleeved on the screw rod (16), and an outer ring of the bearing is fixedly arranged on the connecting rod (14).