CN115325177A

CN115325177A - Pipeline connecting device for hydraulic engineering

Info

Publication number: CN115325177A
Application number: CN202210973882.4A
Authority: CN
Inventors: 包宝安
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-11-11

Abstract

The invention discloses a pipeline connecting device for hydraulic engineering, which comprises a connecting piece, wherein the connecting piece is integrally annular, a plurality of first cavities are uniformly and annularly arranged in the inner wall of the connecting piece, a first limiting slide block is slidably connected in each first cavity, one side of each first limiting slide block is fixedly connected with a first sliding rod, the device is provided with a rubber bag, water is used for filling the interior of the device and is matched with other parts, so that the region between the inner ring and the outer ring is filled, a simple buffering effect can be achieved, meanwhile, the deformation caused by pressure can be well reduced due to the fact that the interior of the device is filled with water, meanwhile, the device is simple and convenient to operate and convenient to install, compared with a traditional pipeline connector, the sealing effect and the deformation prevention effect of the device are remarkably improved, the device can be suitable for connection between pipelines with different lengths, and meanwhile, the adjustment can be realized by only screwing an adjusting screw rod without being detached again.

Description

Pipeline connecting device for hydraulic engineering

Technical Field

The invention relates to the field of hydraulic engineering, in particular to a pipeline connecting device for hydraulic engineering.

Background

The pipeline joint has the advantages of convenient installation, superior performance, long service life and the like, and is widely applied to the construction of water supply and drainage industries in the fields of water supply, drainage, electric power, metallurgy, urban construction, petroleum, chemical engineering, environmental protection, large and medium-sized enterprises and the like.

Most of the existing pipeline connecting devices adopt pipeline connectors which are various, and the pipeline connecting devices are convenient and quick to use and are deeply popular in all trades.

But current pipe connection device, mostly need cooperate the ring flange to use, add sealed the pad between ring flange and connector to realize sealing connection, still one kind is the clamp formula connector, directly fixes the clamp and can accomplish the installation in the port department that needs to connect, nevertheless has some weak points.

After installing, some pipe connection heads are because processing problems, after installation sealing rubber, still have the condition of infiltration to take place, when adjusting, very inconvenient, need dismantle the bolt again, then adjust the position of rubber pad, then tighten up the bolt again, the operation is comparatively loaded down with trivial details, the connector that can stretch out and draw back that has now simultaneously warp in flexible slip department easily, the condition of seepage appears, consequently needs the scalable pipe connection head of conveniently adjusting installation and non-deformable.

Disclosure of Invention

In order to solve the existing problems, the invention provides a pipeline connecting device for hydraulic engineering.

The invention is realized by the following technical scheme:

a pipeline connecting device for hydraulic engineering comprises a connecting piece, wherein the connecting piece is integrally in an annular shape, a plurality of first cavities are uniformly arranged in the inner wall of the connecting piece in an annular shape, a first limiting slide block is connected in each first cavity in a sliding manner, a first sliding rod is fixedly connected to one side of each first limiting slide block, one end of each first sliding rod penetrates out of the first cavity and is connected with the first cavity in a sliding manner, a first spring is arranged in each first cavity, one end of each first spring is attached to the side wall of the corresponding first limiting slide block, the other end of each first limiting slide block is attached to the inner wall of the corresponding first cavity, an inner ring is connected between the ends of the first sliding rods penetrating out of the first cavities together, conical barrels are fixedly mounted at one end of the inner ring and one end of the connecting piece, and are arranged in a pipeline, the outer wall of the inner ring is symmetrically provided with first dovetail grooves, each first dovetail groove is internally and slidably connected with a first dovetail block, the outer wall of the connecting piece is sleeved with an outer ring, the inner wall of the outer ring is symmetrically provided with a second dovetail groove, each second dovetail groove is internally and slidably connected with a second dovetail block, a top ring is fixedly connected between the corresponding second dovetail block and the first dovetail block, the top ring is arranged between the outer ring and the inner ring and is in fit sliding connection with the outer ring and the inner ring, one side of the top ring is fixedly provided with a U-shaped frame, the cross section of the U-shaped frame is in a U shape, the side surface of the U-shaped frame is in a ring shape, a sealing gasket is fixedly attached to the inner wall of the U-shaped frame, the inner wall of the connecting piece is symmetrically provided with third dovetail grooves, each third dovetail groove is internally and slidably connected with a third dovetail block, one end of each third dovetail block is fixedly connected with the outer wall of the corresponding inner ring, one side of the top ring is fixedly provided with a top rod, one end of the top rod extends into the connecting piece, a rubber bag is filled between the top ring and the connecting piece, the rubber bag wraps the two top rods, a sliding ring in sliding connection is arranged in the rubber bag, the sliding ring is in sliding connection with the two top rods, two locking bolts are screwed on the outer ring, a drain pipe is fixedly embedded in the connecting piece, one end of the drain pipe is communicated with the rubber bag, a plurality of limiting rods are uniformly and fixedly connected to one side wall of the connecting piece in an annular manner, the other ends of the limiting rods extend into the rubber bag and are attached to one side wall of the sliding ring, fourth dovetail grooves are symmetrically arranged on the inner wall of the inner ring, a fourth dovetail block is slidably connected in each fourth dovetail groove, and a second spring is arranged in each fourth dovetail groove, one end of each second spring is attached to the side wall of the corresponding fourth dovetail block, the other end of each second spring is attached to the inner wall of one side of the corresponding fourth dovetail groove, one end of each fourth dovetail block, which extends out of the fourth dovetail groove, is fixedly connected with an L-shaped connecting piece, a synchronizing rod is fixedly connected between the two L-shaped connecting pieces, one end of each L-shaped connecting piece is provided with a hinge groove, each hinge groove is hinged with a hinge block through a hinge pin, one end of each hinge block is fixedly connected with an installation frame, the installation frame is in a U shape, a sealing roller is installed in each installation frame, the outer wall of each sealing roller is fixedly connected with a first pull rope, the inner wall of the inner ring is symmetrically provided with sealing grooves, the opening of each sealing groove is in an arc shape, the sealing grooves are communicated with the rubber bag, and the inner walls on two sides of each sealing groove are fixedly provided with wire rollers, each first stay cord passes through the space between two corresponding wire guide rollers, two wire grooves are arranged on the rubber bag, each wire groove is arranged at one side of the corresponding sealing groove, a balancing frame is fixedly arranged between two ejector rods, one end of the balancing frame is attached to one side of the corresponding top ring, two connecting blocks are fixedly arranged on one side wall of the sliding ring, two fixed guide rollers are fixedly arranged on one side wall of each connecting piece, the two fixed guide rollers extend into the rubber bag respectively, two sliding guide rollers are arranged in the rubber bag, one end of each first stay cord bypasses the corresponding fixed guide roller and the corresponding sliding guide roller, one end of each first stay cord is fixedly connected with the corresponding connecting block, one end of each sliding guide roller passes through the connecting piece and is in sliding connection with the connecting piece, a second cavity is arranged in each connecting piece, one end of each sliding guide roller extends into the corresponding second cavity and is in sliding connection with the corresponding second cavity, equal fixed mounting has the stopper on every slip deflector roll, and one side of every stopper sets up with the laminating of corresponding second cavity one side inner wall, has all cup jointed sliding connection's steadying frame on every slip deflector roll, the steadying frame is the tube-shape, through mounting and second cavity inner wall fixed connection on the lateral wall of steadying frame, every slip deflector roll stretches into one in the second cavity and serves equal fixedly connected with second stay cord, be provided with two third cavities in the connecting piece, equal fixed mounting has the mount on one side inner wall of every third cavity, two retaining members have been inserted on the outer wall of connecting piece, the retaining member is the T type form, and in the one end of every retaining member stretched into corresponding third cavity, all fixed cup jointed the receipts line roller on every retaining member, the one end of every second stay cord all stretched into in the corresponding third cavity and with corresponding receipts line roller lateral wall fixed connection Each ejector rod is provided with an adjusting groove, one end of each ejector rod extends into the corresponding third cavity, a rack is fixedly arranged on the inner wall of one side of each adjusting groove, one side of each rack is engaged with an adjusting tooth, one end of each adjusting tooth is fixedly provided with an adjusting rod, each adjusting rod is in a T shape, one end of each adjusting rod penetrates out of the corresponding third cavity, two limiting discs are fixedly arranged on each adjusting rod, the two limiting discs are respectively attached to the outer wall of the corresponding connecting piece and the inner wall of the third cavity, two adjusting screw rods are screwed on the outer wall of the connecting piece, two sliding grooves are arranged in the connecting piece and are respectively communicated with the corresponding third cavity, a plurality of positioning grooves are uniformly arranged on the inner wall of one side of each third cavity, and one side of each ejector rod is fixedly provided with a spring barrel, each spring cylinder is internally and slidably connected with a square block, one end of each square block is fixedly connected with a central rod, one end of each central rod penetrates out of the corresponding spring cylinder and is slidably connected with the spring cylinder, each spring cylinder is internally provided with a third spring, one end of each third spring is attached to one side of the corresponding square block, the other end of each third spring is attached to the inner wall of the corresponding spring cylinder, one end of each central rod penetrating out of the spring cylinder is arc-shaped, one end of each central rod penetrating out of the spring cylinder extends into the corresponding positioning groove, one end of each ejector rod is fixedly provided with a first mounting plate, the side wall of each first mounting plate and the inner wall of the corresponding third cavity are symmetrically provided with fifth dovetail grooves, each fifth dovetail groove is internally and slidably connected with a fifth dovetail block, and a fourth spring is arranged in each fifth dovetail groove, the one end of every fourth spring all sets up with the laminating of corresponding fifth forked tail piece one end, the other end of every fourth spring all sets up with the laminating of corresponding fifth dovetail one side inner wall, equal fixed mounting has two first sleeves on the relative lateral wall of two fifth forked tail pieces, sliding connection's first telescopic link has been inserted jointly between two corresponding first sleeves, fixedly connected with montant between two first sleeves that lie in on same fifth forked tail piece, equal sliding connection has the second mounting panel in every sliding tray, all be provided with the sixth dovetail on every second mounting panel, equal sliding connection has a plurality of sixth forked tail pieces in every sixth mounting panel, the equal fixedly connected with anchor strut of one end of every sixth forked tail piece, equal fixed mounting has first articulated piece on every first sheathed tube lateral wall, all articulated pole has articulated through the articulated round pin in every first articulated piece, be provided with two second sleeves between two corresponding articulated poles, a sliding connection's second telescopic link has been inserted jointly between two corresponding articulated anchor struts and the corresponding second sleeve of two corresponding fixed mounting of one end of every second sleeve, the equal fixed mounting has the articulated pole of a plurality of second sleeve and the articulated pole of the corresponding second sleeve, the corresponding articulated lateral wall of two telescopic links has the articulated round pin, the articulated pole of the articulated sleeve is connected with the corresponding one end respectively.

Preferably, the retaining member comprises a disc and a bull stick, and the bull stick stretches into in the corresponding third cavity and rather than swivelling joint, and the parcel has sealing rubber on the outer wall of bull stick, and the fixed embedding has the bearing on the mount, and the one end of bull stick stretches into in the bearing inner annular wall of embedding on the mount and rather than fixed connection, and the disc department spiro union of retaining member has the bolt.

Preferably, the equalizing frame is composed of a circular ring and a plurality of supporting rods, one ends of the supporting rods are attached to one side of the corresponding top ring, the circular ring is fixedly connected with the outer wall of the top rod, and the rubber bag is arranged between the equalizing frame and the connecting piece.

Preferably, the rubber bag is provided with a water inlet, the water inlet of the rubber bag is opposite to the sealing groove, and the rubber at the water inlet of the rubber bag is fixedly connected with the inner wall of the sealing groove.

Preferably, one end of the drain pipe penetrates out of the connecting piece, a valve is fixedly mounted on the drain pipe, and the auxiliary rod is in a transverse I-shaped shape.

Preferably, one end of the conical cylinder is fixedly provided with a sealing rubber pad, the sealing rubber pad is attached to the inner wall of the pipeline, and the outer wall of the adjusting rod is wrapped with sealing rubber.

Compared with the prior art, the invention has the beneficial effects that: the device is through being provided with the rubber bag, utilize water to be full of inside, the use of cooperation other spare parts, thereby reach and fill the region between inner ring and the outer loop, so can play simple cushioning effect, simultaneously because inside is flooded with water, the reduction that also can be fine like this is because the deformation that pressure caused, device easy operation is convenient simultaneously, it is convenient to install, compare in traditional pipe connection head, its sealed effect and the effect that prevents to warp all promote and are showing, and can be applicable to and connect between the pipeline of different length, adjust simultaneously and be, only need twist and move adjusting screw, can realize adjusting, need not to dismantle again.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged schematic view of B of FIG. 1 of the present invention;

FIG. 4 is an enlarged schematic view of C of FIG. 1 of the present invention;

FIG. 5 is an enlarged schematic view of D of FIG. 1 of the present invention;

fig. 6 is an enlarged schematic view of E in fig. 1 according to the present invention.

In the figure: the connecting piece 1, the first cavity 2, the first spring 3, the first limit slide block 4, the first sliding rod 5, the inner ring 6, the conical barrel 7, the first dovetail groove 8, the first dovetail block 9, the outer ring 10, the second dovetail groove 11, the second dovetail block 12, the top ring 13, the U-shaped frame 14, the sealing gasket 15, the third dovetail groove 16, the third dovetail block 17, the top rod 18, the rubber bag 19, the sliding ring 20, the locking bolt 21, the drain pipe 22, the limiting rod 23, the synchronizing rod 24, the L-shaped connecting piece 25, the fourth dovetail block 26, the fourth dovetail groove 27, the second spring 28, the hinge groove 29, the hinge block 30, the mounting frame 31, the sealing roller 32, the first pull rope 33, the sealing groove 34, the wire guide roller 35, the wire groove 36, the balance frame 37, the connecting block 38, the fixed guide roller 39, the sliding guide roller 40, the first spring 30, the second spring 31, the seal groove 34, the wire guide roller 35, the wire groove 36, the balance frame 37, the connecting block 38, the fixed guide roller 39, the sliding guide roller 40 the second cavity 41, the limiting block 42, the stabilizing frame 43, the second pull rope 44, the fixing frame 45, the locking member 46, the wire take-up roller 47, the adjusting groove 48, the rack 49, the adjusting tooth 50, the adjusting rod 51, the limiting disc 52, the adjusting screw 53, the positioning groove 54, the spring barrel 55, the central rod 56, the square block 57, the third spring 58, the first mounting plate 59, the fifth dovetail block 60, the first sleeve 61, the second mounting plate 62, the sixth dovetail groove 63, the sixth dovetail block 64, the reinforcing rod 65, the vertical rod 66, the fifth dovetail groove 67, the fourth spring 68, the first telescopic rod 69, the first hinged block 70, the hinged rod 71, the second sleeve 72, the second telescopic rod 73, the second hinged block 74, the connecting sleeve 75, the auxiliary rod 76, the third cavity 77 and the sliding groove 78.

Detailed Description

The invention is described in further detail below with reference to the following figures and embodiments:

as shown in fig. 1, 2, 3, 4, 5 and 6, a pipeline connecting device for hydraulic engineering comprises a connecting piece 1, wherein the connecting piece 1 is integrally annular, a plurality of first cavities 2 are uniformly and annularly arranged in the inner wall of the connecting piece 1, a first limiting slide block 4 is slidably connected in each first cavity 2, a first sliding rod 5 is fixedly connected to one side of each first limiting slide block 4, one end of each first sliding rod 5 penetrates out of the first cavity 2 and is slidably connected with the first cavity 2, a first spring 3 is arranged in each first cavity 2, one end of each first spring 3 is attached to the side wall of the corresponding first limiting slide block 4, the other end of each first limiting slide block 4 is attached to the inner wall of the corresponding first cavity 2, an inner ring 6 is commonly connected between the ends of the first sliding rods 5 penetrating out of the first cavity 2, the one end of inner ring 6 and the one end of connecting piece 1 all fixed mounting have a toper section of thick bamboo 7, and two toper sections of thick bamboo 7 all set up in the pipeline, the symmetry is provided with first dovetail 8 on the outer wall of inner ring 6, and equal sliding connection has first dovetail block 9 in every first dovetail 8, cup jointed outer loop 10 on the outer wall of connecting piece 1, the symmetry is provided with second dovetail 11 on the inner wall of outer loop 10, and equal sliding connection has second dovetail block 12 in every second dovetail 11, and corresponding second dovetail block 12 and first dovetail block 9 between fixed connection have a top ring 13, top ring 13 sets up between outer loop 10 and inner ring 6 and with outer loop 10 and inner ring 6 laminating sliding connection, one side fixed mounting of top ring 13 has U type frame 14, the cross-section of U type frame 14 is the U type form, the side of U type frame 14 is the annular form, a sealing gasket 15 is fixedly attached to the inner wall of the U-shaped frame 14, third dovetail grooves 16 are symmetrically arranged on the inner wall of the connecting piece 1, a third dovetail block 17 is connected in each third dovetail groove 16 in a sliding manner, one end of each third dovetail block 17 is fixedly connected with the outer wall of the corresponding inner ring 6, an ejector rod 18 is fixedly arranged on one side of the ejector ring 13, one end of the ejector rod 18 extends into the connecting piece 1, a rubber bag 19 is filled between the ejector ring 13 and the connecting piece 1, the two ejector rods 18 are wrapped by the rubber bag 19, a sliding ring 20 in sliding connection is arranged in the rubber bag 19, the sliding ring 20 is in sliding connection with the two ejector rods 18, two locking bolts 21 are screwed on the outer ring 10, a water discharge pipe 22 is fixedly embedded in the connecting piece 1, one end of the water discharge pipe 22 is hinged to the rubber bag 19, a plurality of limit rods 23 are uniformly and fixedly connected in an annular manner on one side wall of the connecting piece 1, the other ends of the plurality of the limit rods 23 extend into the rubber bag 19 and are arranged in the dovetail grooves, a plurality of L-shaped connecting pieces 27, a fourth dovetail groove 26 is symmetrically arranged on the inner wall of the connecting piece, a fourth dovetail groove 25, a fourth dovetail groove 26 is connected to a fourth dovetail groove 26, a fourth dovetail groove 26 is arranged on the inner wall of the connecting piece 25, a fourth dovetail groove 26, a spring 27, a fourth dovetail groove 26 is arranged on the inner wall of the connecting piece 25, a synchronous hinge spring 25, a dovetail groove 26 is arranged on the dovetail groove 25, a dovetail groove 26 is connected in a dovetail groove 26, a dovetail groove 25, a dovetail groove 26 is arranged on the dovetail groove 26, a dovetail groove 25 is arranged on the dovetail groove 25, a dovetail groove 25, one end of each hinged block 30 is fixedly connected with an installation frame 31, the installation frame 31 is in a U shape, a sealing roller 32 is installed in each installation frame 31, a first pull rope 33 is fixedly connected to the outer wall of each sealing roller 32, two seal grooves 34 are symmetrically arranged on the inner wall of the inner ring 6, the opening of each seal groove 34 is in an arc shape, each seal groove 34 is communicated with the rubber bag 19, wire rollers 35 are fixedly installed on the inner walls of the two sides of each seal groove 34, each first pull rope 33 penetrates between the two corresponding wire rollers 35, two wire grooves 36 are arranged on the rubber bag 19, each wire groove 36 is arranged at one side of the corresponding seal groove 34, a balance frame 37 is fixedly installed between the two push rods 18, one end of each balance frame 37 is attached to one side of the corresponding top ring 13, two connecting blocks 38 are fixedly installed on one side wall of the sliding ring 20, two fixed guide rollers 39 are fixedly installed on one side wall of each connecting piece 1, the two fixed guide rollers 39 respectively extend into the rubber bag 19, two sliding guide rollers 40 are arranged in the rubber bag 19, one end of each first pull rope 33 is sleeved on one side of the corresponding fixed guide roller 39, one end of each sliding rope 41 is connected with a corresponding limiting block, one sliding limiting block 42, one end of each sliding guide roller is connected with a second guide roller 41, and a second guide roller 42 is connected with a second guide roller 42, and a limiting block 41, and a second guide roller 42, and a limiting block 41 is connected with a second guide roller 42, the stabilizer 43 is a cylinder, the side wall of the stabilizer 43 is fixedly connected with the inner wall of the second cavity 41 through a fixing part, each sliding guide roller 40 extends into one end of the second cavity 41 and is fixedly connected with a second pull rope 44, two third cavities 77 are arranged in the connecting part 1, a fixing frame 45 is fixedly arranged on the inner wall of one side of each third cavity 77, two locking parts 46 are inserted into the outer wall of the connecting part 1, each locking part 46 is in a T shape, one end of each locking part 46 extends into the corresponding third cavity 77, a wire receiving roller 47 is fixedly sleeved on each locking part 46, one end of each second pull rope 44 extends into the corresponding third cavity 77 and is fixedly connected with the side wall of the corresponding wire receiving roller 47, an adjusting groove 48 is arranged on each ejector rod 18, one end of each ejector rod 18 extends into the corresponding third cavity 77, a rack 49 is fixedly arranged on the inner wall of one side of each adjusting groove 48, one side of each rack 49 is engaged with an adjusting tooth 50, one end of each adjusting tooth 50 is fixedly arranged with an adjusting groove 51, each adjusting rod 51 is arranged on the side of each adjusting rod 51, two adjusting rods 51 are fixedly connected with two corresponding adjusting grooves 54, each adjusting rod 51, two adjusting grooves 54 are arranged on the inner wall of each adjusting rod 1, each adjusting rod 77 and are fixedly connected with two corresponding adjusting grooves 54, each adjusting rod 77, each adjusting rod 55, each adjusting rod is arranged on each adjusting groove 54, each adjusting rod 4 is connected with a screw rod 4, each adjusting groove 54, each adjusting rod 4 is arranged on each adjusting groove, each adjusting rod 4, one end of each square block 57 is fixedly connected with a central rod 56, one end of each central rod 56 penetrates out of the corresponding spring cylinder 55 and is in sliding connection with the corresponding spring cylinder 55, a third spring 58 is arranged in each spring cylinder 55, one end of each third spring 58 is attached to one side of the corresponding square block 57, the other end of each third spring 58 is attached to the inner wall of the corresponding spring cylinder 55, one end of each central rod 56, which penetrates out of the spring cylinder 55, is arc-shaped, one end of each central rod 56, which penetrates out of the spring cylinder 55, extends into the corresponding positioning groove 54, one end of each ejector rod 18 is fixedly provided with a first mounting plate 59, the side wall of each first mounting plate 59 is symmetrically provided with a fifth dovetail groove 67 corresponding to the inner wall of a third cavity 77, a fifth dovetail groove 60 is connected in a sliding manner in each fifth dovetail groove 67, a fourth spring 68 is arranged in each fifth dovetail groove 67, one end of each fourth spring 68 is attached to one end of the corresponding fifth dovetail groove 60, the other end of each fourth dovetail groove 68 is connected with a second dovetail groove 64, two corresponding first dovetail grooves 64 are fixedly connected with a second dovetail groove 62, two second dovetail grooves 64 are fixedly connected in a first set of a first dovetail groove 61, a second dovetail groove 64 is connected in a second set of a second dovetail groove 64, a second dovetail groove 64 is connected in a second set of a second dovetail groove 61, every first articulated piece 70 is all articulated with articulated pole 71 through the hinge pin in, be provided with two second sleeve pipes 72 between two corresponding articulated poles 71, a sliding connection's second telescopic link 73 inserts jointly between two corresponding, the equal fixed mounting of one end of every second sleeve pipe 72 has articulated piece 74 of second, every articulated piece 74 all articulates with two corresponding articulated pole 71 one end through the hinge pin, all fixed mounting has connecting sleeve 75 on a lateral wall of every second sleeve pipe 72, sliding connection's auxiliary rod 76 has inserted jointly between two corresponding connecting sleeve 75, the one end of a plurality of stiffener 65 respectively with corresponding second sleeve pipe 72 and second telescopic link 73 lateral wall fixed connection.

Retaining member 46 comprises a disc and a bull stick, and the bull stick stretches into in the corresponding third cavity 77 and rather than swivelling joint, and the parcel has sealing rubber on the outer wall of bull stick, and the fixed embedding has the bearing on the mount 45, and the one end of bull stick stretches into in the bearing inner ring wall of embedding on the mount 45 and rather than fixed connection, and the disc department spiro union of retaining member 46 has the bolt.

The equalizing frame 37 is composed of a circular ring and a plurality of supporting rods, one ends of the supporting rods are attached to one side of the corresponding top ring 13, the circular ring is fixedly connected with the outer wall of the top rod 18, and the rubber bag 19 is arranged between the equalizing frame 37 and the connecting piece 1.

The rubber bag 19 is provided with a water inlet, the water inlet of the rubber bag 19 is opposite to the sealing groove 34, and the rubber at the water inlet of the rubber bag 19 is fixedly connected with the inner wall of the sealing groove 34.

One end of the water discharge pipe 22 penetrates out of the connecting piece 1, a valve is fixedly arranged on the water discharge pipe 22, and the auxiliary rod 76 is in a transverse I shape.

One end of the conical cylinder 7 is fixedly provided with a sealing rubber pad, the sealing rubber pad is attached to the inner wall of the pipeline, and the outer wall of the adjusting rod 51 is wrapped with sealing rubber.

The working principle is as follows: when the device is used, the device is placed beside two pipelines with connection in a working area, a proper pipeline diameter is selected, so that the device can be installed, when the device is installed (referring to figure 1, two pipelines to be connected are represented by a first pipeline and a second pipeline), firstly, the right side of the connecting piece 1 is inserted into a port of the first pipeline, then, the inner ring 6 is loosened, the first cavity 2, the first spring 3, the first limit slider 4 and the first sliding rod 5 are arranged, so that the inner ring 6 can be flicked due to the release of the elastic force of the first spring 3, so that the inner ring 6 extends into the second pipeline, an operator can operate back and forth, so that the inner ring 6 can repeatedly extend into the second pipeline, the bonding object on the inner part of the second pipeline can be simply cleaned, the sealing effect of the sealing gasket 15 is prevented from being influenced, after the simple operation is finished, the operator rotates the adjusting rod 51, after the adjusting rod 51 rotates, the adjusting rod drives the adjusting tooth 50 to rotate, the adjusting tooth 50 is meshed with the dovetail groove 48, the rack is meshed with the rack, the dovetail groove, the rack groove 49 is arranged in the dovetail groove, the adjusting rod 14 is arranged in the tail groove, so that the adjusting rod 14 and the adjusting rod 14 can be moved to the left side of the first pipeline, so that the sealing gasket 14 and the sealing of the second pipeline can be moved to the U-shaped connecting piece 14 and the U-shaped connecting piece 14, so that the U-shaped connecting piece 14 can be moved to the U-shaped connecting piece 14 and the U-shaped connecting piece 14, the U-shaped connecting piece 14 and the U-shaped connecting piece can be moved to the U-shaped connecting piece 14, after approximate position adjustment is completed, the locking bolt 21 is rotated at the moment, so that the outer ring 10 keeps synchronization with the connecting piece 1, the outer ring 10 serves to seal an area between the connecting piece 1 and the U-shaped frame 14, the inner ring 6 and the conical cylinder 7 fixed to the connecting piece 1 can play a role in simple cleaning, when internal water flows, direct impact of the water flow on the sealing gasket 15 can be seen due to the arrangement of the conical cylinder 7, the service life of the sealing gasket is indirectly prolonged, the top ring 13 can well keep the U-shaped frame 14 moving, meanwhile, the balance frame 37 is arranged, the U-shaped frame 14 can be guaranteed to be uniformly stressed, and the third dovetail groove 16 and the third dovetail block 17 are arranged, so that the inner ring 6 can well move and keep stable.

The rubber bag 19, the sliding ring 20, the drain pipe 22, the limiting rod 23, the synchronizing rod 24, the L-shaped connecting piece 25, the fourth dovetail block 26, the fourth dovetail groove 27, the second spring 28, the hinge groove 29, the hinge block 30, the mounting frame 31, the sealing roller 32, the first pull rope 33, the sealing groove 34, the wire guiding roller 35, the wire groove 36, the balancing frame 37, the connecting block 38, the fixed guide roller 39, the sliding guide roller 40, the second cavity 41, the limiting block 42, the stabilizing frame 43, the second pull rope 44, the fixing frame 45, the locking piece 46 and the wire take-up roller 47 are arranged, when internal water flows through, the water flow flows into the rubber bag 19 along the sealing groove 34, so that the rubber bag 19 is filled with water, the sliding ring 20 is driven to start moving, when the sliding ring 20 is driven to move, that is, the rubber bag 19 is filled with water, because of the first pull rope 33 is arranged, the L-shaped connecting piece 25, the hinge groove 29, the hinge block 30, the mounting frame 31 and the sealing roller 32 are enabled to synchronously start moving, the fourth dovetail block 26, the fourth dovetail groove 27 and the second spring 28 are arranged to ensure the stable movement of the L-shaped connecting piece 25, the second spring 28 is used for resetting the L-shaped connecting piece 25, so that after the sealing roller 32 moves to the position of the sealing groove 34, water can not enter the rubber bag 19 after the sealing groove 34 is sealed under the condition that the inside is filled with water because of the pulling force of the first pulling rope 33 and the mounting frame 31 is hinged with the L-shaped connecting piece 25, the sealing roller 32 extends into the sealing groove 34, the sealing groove 34 is sealed, the rubber bag 19 keeps a swelling state, the area between the inner ring 6 and the outer ring 10 is filled with the water rubber bag 19, the telescopic area of the section has a buffering function, and the probability of deformation can be reduced to a certain extent, simultaneously because the packing of rubber bag 19, the regional sealed of this section of keeping that also can be fine for the device is more firm, and the stay is stable, is provided with fixed deflector roll 39 and slip deflector roll 40 simultaneously, through the regulation to slip deflector roll 40, makes rubber bag 19 can be applicable to inside packing under the different length, avoids because the difference of length, and the sealed not tight condition of seal groove 34 takes place, and the accommodation process is: be provided with steady rest 43, second stay cord 44, mount 45, retaining member 46 and receipts line roller 47 in second cavity 41, like this after rotatory retaining member 46, will make receipts line roller 47 tighten up second stay cord 44, thereby make slide guide roller 40 begin to move, will make first stay cord 33 begin to move like this, and slip ring 20 is through the setting of gag lever post 23 keep motionless, consequently, make L type connecting piece 25 can move, reach the mesh of adjusting like this, be provided with synchronizing bar 24 simultaneously, make the regulation in two third cavities 77 in step, the condition of avoiding appearing the dislocation takes place.

Be provided with constant head tank 54, spring holder 55, well pole 56, square piece 57 and third spring 58, when removing ejector pin 18 and carry out preliminary location, can form spacingly, avoid the emergence of the condition such as back and contract.

Meanwhile, during installation, due to the fixation of the outer ring 10, the device is simply fixed, but due to the insecurity of the fixation, the device needs to be fixed for the second time, at this time, the adjusting screw 53 is rotated, so that one end of the adjusting screw 53 pushes against the second mounting plate 62 in the sliding groove 78 to start moving, the first mounting plate 59, the fifth dovetail block 60, the first sleeve 61, the second mounting plate 62, the sixth dovetail groove 63, the sixth dovetail block 64, the reinforcing rod 65, the vertical rod 66, the fifth dovetail groove 67, the fourth spring 68, the first telescopic rod 69, the first hinged block 70, the hinged rod 71, the second sleeve 72, the second telescopic rod 73, the second hinged block 74, the connecting sleeve 75 and the auxiliary rod 76 are arranged, and since the fifth dovetail groove 67, the fourth spring 68 and the fifth dovetail block 60 are arranged on the inner walls of one side of the first mounting plate 59 and the third cavity 77, and two sets of first sleeves 61, first telescopic rods 69 and vertical rods 66 which are stable in holding and can stretch are fixedly connected between the two fifth dovetail blocks 60, so that after the second mounting plate 62 moves, the reinforcing rods 65 extrude the second sleeves 72 and the second telescopic rods 73 which are positioned above (refer to fig. 5), and the connecting sleeves 75 and the auxiliary rods 76 are arranged at the positions of the second sleeves 72 and the second telescopic rods 73, so that the stability of the second sleeves 72 and the second telescopic rods 73 can be kept, the two hinge rods 71 can be deformed, the distance between the first mounting plate 59 and the inner wall of one side of the third cavity 77 can be increased, the ejector rod 18 can be enabled to tightly push against the U-shaped frame 14 all the time to keep sealing, and the fixing work can be well completed.

The device is through being provided with rubber bag 19, utilize water to be full of inside, the use of cooperation other spare parts, thereby reach the region of filling between inner ring 6 and the outer loop 10, so can play simple cushioning effect, simultaneously because inside has been filled with water, the reduction that so also can be fine is because the deformation that pressure caused, device easy operation is convenient simultaneously, it is convenient to install, compare in traditional pipe connection head, its sealed effect and the effect that prevents to warp all promote and is showing, and can be applicable to and connect between the pipeline of different length, it is adjusting simultaneously, only need twist adjusting screw 53, can realize adjusting, need not to dismantle again.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pipe connecting device for hydraulic engineering, includes connecting piece (1), its characterized in that: the connecting piece (1) is integrally annular, a plurality of first cavities (2) are uniformly and annularly arranged in the inner wall of the connecting piece (1), a first limiting slide block (4) is connected in each first cavity (2) in a sliding manner, a first sliding rod (5) is fixedly connected to one side of each first limiting slide block (4), one end of each first sliding rod (5) penetrates out of each first cavity (2) and is connected with the first limiting slide block in a sliding manner, a first spring (3) is arranged in each first cavity (2), one end of each first spring (3) is attached to the side wall of the corresponding first limiting slide block (4), the other end of each first limiting slide block (4) is attached to the inner wall of the corresponding first cavity (2), an inner ring (6) is connected between the ends of each first sliding rod (5) penetrating out of each first cavity (2) in a sliding manner, conical cylinders (7) are fixedly arranged at one end of each inner ring (6) and one end of the connecting piece (1), two conical cylinders (7) are arranged in a pipeline, dovetail grooves are sleeved on the inner wall of each dovetail groove, symmetrical dovetail groove (6), and a symmetrical outer wall of each dovetail groove (8) is symmetrically arranged on each outer ring (10), and a dovetail groove (9) is symmetrically arranged on each first outer ring (10), all sliding connection has second dovetail block (12) in every second dovetail groove (11), fixedly connected with apical ring (13) between corresponding second dovetail block (12) and first dovetail block (9), apical ring (13) set up between outer loop (10) and inner ring (6) and with outer loop (10) and inner ring (6) laminating sliding connection, one side fixed mounting of apical ring (13) has U type frame (14), the cross-section of U type frame (14) is the U type form, the side of U type frame (14) is the annular form, fixed attached sealed pad (15) on the inner wall of U type frame (14), the symmetry is provided with third dovetail groove (16) on the inner wall of connecting piece (1), all sliding connection has third dovetail block (17) in every third dovetail block (16), and the one end of every third dovetail block (17) all with corresponding inner ring (6) outer wall fixed connection, one side fixed mounting of apical ring (13) has third dovetail groove (18), the one end of connecting piece (18) has rubber bag (18) to stretch into between the ejector pin (18) and the ejector pin (19), the rubber bag (19) is connected with two ejector pin (18) and rubber bag (19) are connected the ejector pin (18), ejector pin (18) and ejector pin (19) the rubber bag wrapping rubber bag (1), the outer ring (10) is screwed with two locking bolts (21), a drain pipe (22) is embedded into the connecting piece (1) in a fixed manner, one end of the drain pipe (22) is communicated with the rubber bag (19), a plurality of limiting rods (23) are uniformly and fixedly connected to one side wall of the connecting piece (1) in an annular manner, the other ends of the limiting rods (23) extend into the rubber bag (19) and are attached to one side wall of the sliding ring (20), fourth dovetail grooves (27) are symmetrically arranged on the inner wall of the inner ring (6), a fourth dovetail block (26) is slidably connected to one side wall of each fourth dovetail groove (27), a second spring (28) is arranged in each fourth dovetail groove (27), one end of each second spring (28) is attached to the side wall of the corresponding fourth dovetail block (26), the other end of each second spring (28) is attached to one side wall of the corresponding fourth dovetail groove (27), one end of each fourth dovetail block (26) extending out of each fourth dovetail groove (27) is fixedly connected to an L-shaped connecting piece (25), and an L-shaped connecting piece (30) is fixedly connected to one end of each L-shaped connecting piece (25), and each L-shaped connecting piece (30) is hinged to one end of each L-shaped connecting piece (29), the utility model discloses a rubber bag sealing device, including mounting bracket (31), sealing roller (32), sealing bag (19), wire guide roller (35), inner ring (6), sealing groove (34), rubber bag (19), equal fixedly connected with stay cord (33) on the outer wall of every sealing roller (32), the symmetry is provided with sealing groove (34) on the inner wall of inner ring (6), the opening part of sealing groove (34) is the arc form, sealing groove (34) communicate with each other with rubber bag (19), equal fixed mounting has wire guide roller (35) on the both sides inner wall of sealing groove (34), and every first stay cord (33) all passes between two corresponding wire guide roller (35), be provided with two wire casing (36) on rubber bag (19), every wire casing (36) all sets up in corresponding sealing groove (34) one side department, and fixed mounting has balanced frame (37) between two ejector pins (18), the one end of balanced frame (37) and corresponding apical ring (13) one side laminating setting, fixed mounting has two connecting blocks (38) on the lateral wall of slip ring (20), and fixed mounting has two fixed deflector roll (39) on the lateral wall of every connecting piece (1), stretches into two deflector roll (39) and the equal deflector roll (39) are provided with corresponding rubber bag (40) respectively, and the deflector roll (39) are provided with one end of corresponding deflector roll (39) and the corresponding rubber bag (39) in the corresponding deflector roll (39), and the one end of first stay cord (33) and corresponding connecting block (38) fixed connection, the one end of every slip deflector roll (40) all passes connecting piece (1) and rather than sliding connection, all be provided with second cavity (41) in every connecting piece (1), the one end of every slip deflector roll (40) all stretches into in corresponding second cavity (41) and rather than sliding connection, equal fixed mounting has stopper (42) on every slip deflector roll (40), one side and the laminating of corresponding second cavity (41) one side inner wall of every stopper (42) set up, all cup jointed sliding connection's steady rest (43) on every slip deflector roll (40), steady rest (43) are the tube-shape, through mounting and second cavity (41) inner wall fixed connection on the lateral wall of steady rest (43), every slip deflector roll (40) stretch into all fixedly connected with second cavity (41) in one end in, be provided with two third cavity (77) in connecting piece (1), all fixedly mounted with the fixed mounting has the retaining member (45) on one side of every third cavity (77), the retaining member (46) is stretched into on every fixed knot (46) the corresponding line (46), the retaining member (46) is stretched into the fixed sleeve (46) on every fixing frame (46), one end of each second pull rope (44) extends into a corresponding third cavity (77) and is fixedly connected with the side wall of a corresponding take-up roller (47), each ejector rod (18) is provided with an adjusting groove (48), one end of each ejector rod (18) extends into a corresponding third cavity (77), a rack (49) is fixedly mounted on the inner wall of one side of each adjusting groove (48), one side of each rack (49) is meshed with an adjusting tooth (50), one end of each adjusting tooth (50) is fixedly mounted with an adjusting rod (51), each adjusting rod (51) is in a T shape, one end of each adjusting rod (51) penetrates out of the corresponding third cavity (77), two limiting discs (52) are fixedly mounted on each adjusting rod (51), the two limiting discs (52) are respectively attached to the outer wall of the corresponding connecting piece (1) and the inner wall of the corresponding third cavity (77), two adjusting screws (53) are screwed on the outer wall of the connecting piece (1), two sliding grooves (78) are arranged in the connecting piece (1), two sliding grooves (78) are respectively attached to one side of the corresponding third cavity (77), and a plurality of positioning grooves (54) are uniformly arranged on one side of each ejector rod (18), a square block (57) is connected in each spring cylinder (55) in a sliding manner, one end of each square block (57) is fixedly connected with a central rod (56), one end of each central rod (56) penetrates out of the corresponding spring cylinder (55) and is connected with the corresponding spring cylinder in a sliding manner, a third spring (58) is arranged in each spring cylinder (55), one end of each third spring (58) is attached to one side of the corresponding square block (57), the other end of each third spring (58) is attached to the inner wall of the corresponding spring cylinder (55), one end of each central rod (56) penetrating out of the spring cylinder (55) is arc-shaped, one end of each central rod (56) penetrating out of the spring cylinder (55) extends into the corresponding positioning groove (54), one end of each ejector rod (18) is fixedly provided with a first mounting plate (59), the side wall of each first mounting plate (59) is symmetrically provided with the inner wall of the corresponding third cavity (77) and is provided with a fifth dovetail groove (67), a fifth dovetail groove (60) is connected in a sliding manner, a fourth dovetail groove (68), and a fourth dovetail groove (68) is provided with a fourth dovetail groove (68), two first sleeves (61) are fixedly installed on the opposite side walls of the two fifth dovetail blocks (60), a first expansion link (69) in sliding connection is inserted between the two corresponding first sleeves (61), a vertical rod (66) is fixedly connected between the two first sleeves (61) on the same fifth dovetail block (60), a second mounting plate (62) is slidably connected in each sliding groove (78), a sixth dovetail groove (63) is arranged on each second mounting plate (62), a plurality of sixth dovetail blocks (64) are slidably connected in each sixth dovetail groove (63), a reinforcing rod (65) is fixedly connected at one end of each sixth dovetail block (64), a first hinge block (70) is fixedly installed on the side wall of each first sleeve (61), a hinge rod (71) is hinged in each first hinge block (70) through a hinge pin, two second sleeves (72) are arranged between the two corresponding hinge rods (71), a second hinge block (74) is inserted between the two corresponding hinge blocks, a second sleeve (74) is fixedly connected with one end of each second sleeve (72), and a second sleeve (71) is hinged with each second sleeve (74), and a corresponding second sleeve (71) is connected with each sleeve (72), an auxiliary rod (76) in sliding connection is inserted between the two corresponding connecting sleeves (75), and one end of each reinforcing rod (65) is fixedly connected with the corresponding side wall of the second sleeve (72) and the corresponding side wall of the second telescopic rod (73).

2. The pipe connection device for hydraulic engineering according to claim 1, wherein: retaining member (46) comprise a disc and a bull stick, the bull stick stretch into in corresponding third cavity (77) and rather than swivelling joint, the parcel has sealing rubber on the outer wall of bull stick, fixed embedding has the bearing on mount (45), the one end of bull stick stretch into in the bearing inner annular wall of embedding on mount (45) and rather than fixed connection, the disc department spiro union of retaining member (46) has the bolt.

3. The pipe connection device for hydraulic engineering according to claim 1, wherein: the equalizing frame (37) is composed of a circular ring and a plurality of supporting rods, one ends of the supporting rods are attached to one side of the corresponding top ring (13), the circular ring is fixedly connected with the outer wall of the top rod (18), and the rubber bag (19) is arranged between the equalizing frame (37) and the connecting piece (1).

4. The pipe connection device for hydraulic engineering according to claim 1, wherein: the rubber bag (19) is provided with a water inlet, the water inlet of the rubber bag (19) is opposite to the sealing groove (34), and the rubber at the water inlet of the rubber bag (19) is fixedly connected with the inner wall of the sealing groove (34).

5. The pipe connection device for hydraulic engineering according to claim 1, wherein: one end of the drain pipe (22) penetrates out of the connecting piece (1), a valve is fixedly mounted on the drain pipe (22), and the auxiliary rod (76) is in a transverse I-shaped shape.

6. The pipe connection device for hydraulic engineering according to claim 1, wherein: one end of the conical cylinder (7) is fixedly provided with a sealing rubber pad, the sealing rubber pad is attached to the inner wall of the pipeline, and the outer wall of the adjusting rod (51) is wrapped with sealing rubber.