CN213859059U - MPVE bellows installation device - Google Patents

Abstract

The utility model discloses an MPVE corrugated pipe installation device, which comprises a first clamping arm, a second clamping arm, three levers and a driving device; the first clamping arm comprises a mounting shell, a left manipulator, a right manipulator and a U-shaped frame; a fixed rod is arranged at the top of the mounting cavity of the mounting shell, a hydraulic cylinder is fixedly mounted on the fixed rod and connected with a U-shaped frame, and fixed columns are symmetrically arranged at two ends of an opening of the U-shaped frame; the left manipulator comprises a connecting rod and a clamping claw, a strip-shaped through hole is formed in the connecting rod, and the fixing column is in sliding fit with the strip-shaped through hole; the left manipulator and the right manipulator are matched and have the same structure, the end parts of the connecting rods of the left manipulator and the right manipulator are hinged, and a plurality of clamping rods are arranged on the inner sides of the clamping claws; the top and the two sides of the mounting shell of the first clamping arm are respectively provided with a nut which is fixedly connected, threads with opposite rotation directions are symmetrically arranged on the three screw levers, and the three screw levers are respectively connected with the nuts in a rotating manner and are connected with the driving device. The utility model discloses the time of having practiced thrift, improved efficiency.

Description

MPVE bellows installation device

Technical Field

The utility model relates to a bellows installation technical field especially relates to a MPVE bellows installation device.

Background

At present, the MPVE corrugated pipe is widely applied to the fields of water supply and drainage, irrigation, air supply and exhaust pipes, electric wire guide pipes, rain water pipes, industrial anti-corrosion pipes and the like in residential life, industrial and mining industry and agriculture due to the large strength, strong pressure resistance, light weight and long service life. In order to improve the strength and bias transportation, the length of the MPVE corrugated pipe is limited, and butt joint installation is often required in practical use. The installation of the existing corrugated pipe adopts a socket mode, two ends of a large-caliber bell mouth and a small-caliber spigot mouth are respectively tied by cables, then a wire grip is used for pulling and installing in opposite directions, and during operation, the wire grip needs to be pulled once and again to gradually insert a plug buckle into the bell mouth. The method consumes manpower, has low efficiency, and needs an MPVE corrugated pipe installation device to save time and improve efficiency.

SUMMERY OF THE UTILITY MODEL

Defect to artifical installation among the prior art, the utility model provides a MPVE bellows installation device has practiced thrift the time, has improved efficiency.

The utility model provides a MPVE corrugated pipe installation device, which comprises a first clamping arm, a second clamping arm, a first screw lever, a second screw lever, a third screw lever and a driving device;

the first clamping arm comprises a mounting shell, a left manipulator, a right manipulator and a U-shaped frame; the mounting shell is internally provided with a mounting cavity, the bottom of the mounting shell is symmetrically provided with strip-shaped seams, the top of the mounting cavity is provided with a fixed rod, the fixed rod is connected with the inner side wall of the mounting shell, a hydraulic cylinder is fixedly mounted on the fixed rod, a piston rod of the hydraulic cylinder is connected with the U-shaped frame, the opening of the U-shaped frame faces downwards, and two ends of the opening of the U-shaped frame are symmetrically provided with fixed columns; the left manipulator comprises a connecting rod and a clamping claw, the connecting rod is fixedly connected with the clamping claw, the connecting rod is positioned in the mounting shell, the clamping claw is positioned outside the mounting shell, and the connecting rod is in sliding fit with the strip-shaped seam; a strip-shaped through hole is formed in the connecting rod, and the fixing column is in sliding fit with the strip-shaped through hole; the left manipulator is matched with the right manipulator and has the same structure, and the connecting rod of the left manipulator is hinged with the end part of the connecting rod of the right manipulator; the inner side of each clamping claw is arc-shaped, and a plurality of clamping rods which are uniformly distributed are arranged on the inner side of each clamping claw;

the top and two sides of the mounting shell of the first clamping arm are fixedly connected with nuts, the structure of the second clamping arm is the same as that of the first clamping arm, threads with opposite rotation directions are symmetrically arranged on the first screw lever, the second screw lever and the third screw lever, and the first screw lever, the second screw lever and the third screw lever are respectively connected with the threads of the first clamping arm and the second clamping arm; one ends of the first wire lever, the second wire lever and the third wire lever close to the first clamping arm are connected with the driving device.

Through setting up first centre gripping arm, second centre gripping arm, first silk lever, second silk lever, third silk lever and drive arrangement, carry bellmouth one end and socket one end of bellows pipeline respectively with first centre gripping arm and second centre gripping arm, at the in-process with the centre gripping arm centre gripping, with the gripper jaw correspondence put bellows pipeline groove, start hydraulic cylinder and make the piston rod withdraw, the fixed column slides in the bar through-hole and closes, U-shaped frame drives left manipulator and right manipulator and inwards rotates to live bellows pipeline centre gripping. And then the driving device is started, and the first screw lever, the second screw lever and the third screw lever synchronously rotate, so that the nuts on the top and the two sides of the mounting shell rotate and move in opposite directions, the first clamping arm and the second clamping arm are driven to move in opposite directions, and the socket are close to each other until the butt joint mounting is completed. Through using this MPVE bellows installation device, reduced the time that uses the hawser respectively to tie at bellmouth and socket both ends, also reduced and used time and manpower are pulled to use turn-buckle one time, practiced thrift operating time, improved efficiency.

Preferably, a rectangular cavity and a plurality of cylindrical cavities are arranged in the clamping claw, and the cylindrical cavities are respectively communicated with the rectangular cavity; the rack is arranged in the rectangular cavity and is in sliding connection with the inner wall of the rectangular cavity, the clamping rods are arranged in the cylindrical cavities in a one-to-one correspondence mode, one end of each clamping rod extends out of the cylindrical cavity and is located in the rectangular cavity, one end, located in the rectangular cavity, of each clamping rod is sleeved with a first gear, the first gear is meshed with the rack, and the clamping rods are in sliding connection with the first gears in the axial direction; a plurality of limiting plates are arranged at one end of the cylindrical cavity close to the inner side of the clamping claw, the section of each limiting plate along the radial direction is fan-shaped, an oblique angle is arranged on one surface of the section of each limiting plate along the axial direction close to the inner side of the clamping claw, and a limiting groove is formed between every two adjacent limiting plates; a plurality of limiting pieces are arranged at one end of each clamping rod close to the inner side of each clamping claw, the cross section shape of each limiting piece in the radial direction is identical to that of each limiting plate in the radial direction, an oblique angle is arranged on one surface of each limiting piece in the axial direction, which is far away from the inner side of each clamping claw, and each limiting piece is in clearance fit with each limiting groove; each clamping rod is sleeved with a spring, one end of each spring is abutted to the limiting piece, and the other end of each spring is abutted to the first gear.

Through setting up the screens pole, in the centre gripping, put the screens pole in pipeline groove, under the effect of pneumatic cylinder, left side manipulator and right side manipulator rotate inwards, extrude the screens pole, make the screens pole block into in the pipeline groove, the removal of operation rack again, drive each first gear revolve, make a plurality of spacing piece card block into the spacing inslot, thereby with all screens pole locking at the spacing inslot, make every screens pole along the axial removal of cylindricality chamber by the restriction, finally make first centre gripping arm and second centre gripping arm more reliable to the centre gripping of bellows pipeline. Meanwhile, oblique angles are arranged on the limiting sheet and the limiting plate, and the limiting sheet is clamped into the limiting groove to play a role in guiding.

Preferably, the inner ring of each first gear is provided with a limiting groove, one end of the clamping rod close to the rectangular cavity is provided with a limiting convex strip, and the limiting convex strips are in sliding fit with the limiting grooves.

Through setting up spacing sand grip and spacing recess for but screens pole and first gear are along axial relative slip.

Preferably, two sides of the rack along the length direction are fixedly provided with stop blocks, and the height of the two stop blocks is higher than the tooth crest part of the rack.

Through setting up the dog, make the axial displacement of first gear by the dog restriction of rack, make first gear fixed, the screens pole can carry out axial removal relatively first gear to according to the extension distance of bellows pipeline external diameter's size adjustment screens pole, with the installation of the bellows pipeline of adaptation different specifications.

Preferably, the top of the rectangular cavity is provided with a limiting through hole, the rack is in sliding fit with the limiting through hole, and the top end of the rack is provided with an operating handle; be equipped with the cylindricality recess on the lateral wall of spacing through-hole, be equipped with side open-ended arrangement chamber on the rack, it is equipped with U-shaped elastic component and hemisphere lug to arrange its opening part in the intracavity, the hemisphere lug with the one end fixed connection of U-shaped elastic component, the other end of U-shaped elastic component offsets with the inner wall of arranging the chamber, and the opening in cylindricality recess and arrangement chamber all is clearance fit with the hemisphere lug.

Through setting up operating handle, U-shaped elastic component and hemisphere lug, after the screens pole card goes into the pipeline recess, pulling operating handle makes the rack remove, and when hemisphere lug removed cylindricality recess department, the hemisphere lug was gone into in the cylindricality recess under the effect of U-shaped elastic component card, realizes the control and the location to the displacement of rack to the turned angle that makes each first gear is controlled, so that makes spacing piece accurately block the spacing inslot.

Preferably, the driving device comprises a driving gear, a toothed belt, a motor and a reduction gearbox, a rotating shaft of the motor is connected with an input end of the reduction gearbox, and an output end of the reduction gearbox is sleeved with the driving gear; and one ends of the first screw lever, the second screw lever and the third screw lever are fixedly sleeved with second gears, and the three second gears are connected with the driving gear through the toothed belt.

Through setting up drive arrangement, under the drive of motor and reducing gear box, drive gear drives each first gear and rotates to drive the rotation of first silk lever, second silk lever, third silk lever, in order to realize the centre gripping action.

Preferably, the utility model provides an MPVE bellows installation device, still include a plurality of supporting seats and bellows pipeline;

each supporting seat comprises a base, a Y-shaped supporting frame and four rollers; the Y-shaped support frame is arranged on the upper end face of the base, and a plurality of binding teeth are fixedly arranged on the lower end face of the base; mounting grooves are formed in the upper sides of two wings of the Y-shaped support frame, a wheel shaft is fixedly mounted in each mounting groove, the wheel shafts are parallel to the upper side surfaces of the two wings of the Y-shaped support frame, two idler wheels are rotatably mounted on each wheel shaft, the axial direction of each idler wheel is perpendicular to the axial direction of the corrugated pipe, and the top of each idler wheel is higher than the upper side surfaces of the two wings of the Y-shaped support frame; one end of the corrugated pipe is a large-caliber bell mouth, the other end of the corrugated pipe is a small-caliber socket, uniformly distributed pipe grooves are formed in the periphery of the corrugated pipe, and the diameter of each roller is larger than the width of each pipe groove.

Through setting up the supporting seat, when the installation, prick the tooth of supporting seat and prick the underground, guarantee the supporting seat and establish to firm, put corrugated pipe in the supporting seat again, because of being equipped with four gyro wheels in the Y shape support frame, when corrugated pipe removed, the gyro wheel rotated to reduce the resistance when corrugated pipe removed, improved the installation effectiveness.

Preferably, the diameter of the detent lever is smaller than the width of the pipeline groove.

The diameter of the clamping rod is set to be smaller than the width of the pipeline groove, so that the clamping rod can be better clamped into the pipeline groove.

The beneficial effects of the utility model are embodied in:

1. through using this MPVE bellows installation device, reduced the time that uses the hawser respectively to tie at bellmouth and socket both ends, also reduced and used time and manpower are pulled to use turn-buckle one time, practiced thrift operating time, improved efficiency.

2. Through setting up the screens pole, in the centre gripping, make first centre gripping arm and second centre gripping arm to MPVE corrugated pipe pipeline's centre gripping more reliable. Meanwhile, oblique angles are arranged on the limiting sheet and the limiting plate, and the limiting sheet is clamped into the limiting groove to play a role in guiding.

Drawings

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

fig. 2 is an enlarged cross-sectional view of the first clamping arm a of the present invention;

fig. 3 is an enlarged schematic sectional view of a driving device B according to the present invention;

fig. 4 is a partial sectional enlarged schematic view of the gripper jaw of the left manipulator of the present invention;

FIG. 5 is a partially enlarged view of the gripper jaw of the present invention;

fig. 6 is a schematic view of a limiting plate and a limiting sheet according to the present invention;

fig. 7 is an enlarged sectional view of the position-locking lever C of the present invention;

fig. 8 is an enlarged schematic view of the position-locking lever and the first gear in a cross-sectional view in the direction D of the present invention;

fig. 9 is an enlarged schematic cross-sectional view of the rack and the first gear of the present invention;

fig. 10 is an enlarged partial cross-sectional view of the rack of the present invention;

fig. 11 is an enlarged cross-sectional view of the support base according to the present invention.

Reference numerals: 1. a first clamp arm; 11. mounting a shell; 111. fixing the rod; 112. a hydraulic cylinder; 113. a nut; 12. a left manipulator; 121. a connecting rod; 122. a gripper jaw; 1221. a limiting plate; 13. a right manipulator; 14. a U-shaped frame; 141. fixing a column; 15. a position clamping rod; 151. a limiting sheet; 152. a spring; 153. limiting convex strips; 16. a rack; 161. a stopper; 162. a U-shaped elastic member; 163. a hemispherical bump; 164. an operating handle; 17. a first gear; 171. a limiting groove; 2. a second clamp arm; 3. a first wire lever; 31. a second gear; 4. a second wire lever; 5. a third wire lever; 6. a drive device; 61. a drive gear; 62. a toothed belt; 7. a supporting seat; 71. a base; 72. a Y-shaped support frame; 73. a roller; 74. a wheel axle; 75. pricking teeth; 8. a bellows tube; 81. a socket; 82. a socket; 83. and (4) a pipeline groove.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

As shown in fig. 1 to 11, the utility model provides a MPVE bellows installation device, including first centre gripping arm 1, second centre gripping arm 2, first screw rod 3, second screw rod 4, third screw rod 5 and drive arrangement 6. The first clamping arm 1 comprises a mounting shell 11, a left manipulator 12, a right manipulator 13 and a U-shaped frame 14; a mounting cavity is formed in the mounting shell 11, the bottom of the mounting shell 11 is symmetrically provided with strip-shaped slits, the top of the mounting cavity is provided with a fixing rod 111, the fixing rod 111 is connected with the inner side wall of the mounting shell 11, a hydraulic cylinder 112 is fixedly mounted on the fixing rod 111, a piston rod of the hydraulic cylinder 112 is connected with the U-shaped frame 14, the opening of the U-shaped frame 14 faces downwards, and two ends of the opening of the U-shaped frame 14 are symmetrically provided with fixing columns 141; the left manipulator 12 comprises a connecting rod 121 and a clamping claw 122, the connecting rod 121 is fixedly connected with the clamping claw 122, the connecting rod 121 is located in the installation shell 11, the clamping claw 122 is located outside the installation shell 11, and the connecting rod 121 is in sliding fit with the strip-shaped seam; a strip-shaped through hole is formed in the connecting rod 121, and the fixing column 141 is in sliding fit with the strip-shaped through hole; the left manipulator 12 is matched with the right manipulator 13 and has the same structure, and the connecting rod 121 of the left manipulator 12 is hinged with the end part of the connecting rod 121 of the right manipulator 13; the inner side of the clamping claw 122 is arc-shaped, and a plurality of clamping rods 15 which are uniformly arranged are arranged on the inner side of the clamping claw 122. The top and two sides of the mounting shell 11 of the first clamping arm 1 are fixedly connected with nuts 113, the structure of the second clamping arm 2 is the same as that of the first clamping arm 1, threads with opposite rotation directions are symmetrically arranged on the first screw lever 3, the second screw lever 4 and the third screw lever 5, and the first screw lever 3, the second screw lever 4 and the third screw lever 5 are respectively in threaded connection with the first clamping arm 1 and the second clamping arm 2; the first, second and third wire levers 3, 4, 5 are connected to a drive device 6 at the end close to the first clamping arm 1.

In this embodiment, by providing the first clamping arm 1, the second clamping arm 2, the first screw lever 3, the second screw lever 4, the third screw lever 5 and the driving device 6, the first clamping arm 1 and the second clamping arm 2 respectively clamp one end of the socket 81 and one end of the socket 82 of the bellows pipe 8, in the process of clamping with the clamping arms, the clamping claws 122 are correspondingly placed at the grooves of the bellows pipe 8, the hydraulic cylinder 112 is started to withdraw the piston rod, the fixing columns 141 are slidably engaged in the strip-shaped through holes, and the U-shaped frame 14 drives the left manipulator 12 and the right manipulator 13 to rotate inwards, so as to clamp the bellows pipe 8. And starting the driving device 6 again, and synchronously rotating the first screw lever 3, the second screw lever 4 and the third screw lever 5, so that the nuts 113 at the top and the two sides of the mounting shell 11 rotate and move oppositely, and the first clamping arm 1 and the second clamping arm 2 are driven to move oppositely, so that the bell mouth 81 and the socket 82 are close to each other until the butt joint mounting is completed. Through using this MPVE bellows installation device, reduced the time that uses the hawser respectively to tie at bellmouth 81 and socket 82 both ends, also reduced and used time and manpower are pulled once and again to use the turn-buckle, practiced thrift operating time, improved efficiency.

A rectangular cavity and a plurality of cylindrical cavities are arranged in the clamping jaw 122, and the cylindrical cavities are respectively communicated with the rectangular cavity; a rack 16 is arranged in the rectangular cavity, the rack 16 is in sliding connection with the inner wall of the rectangular cavity, the clamping rods 15 are arranged in the cylindrical cavities in a one-to-one correspondence mode, one end of each clamping rod 15 extends out of the cylindrical cavity and is located in the rectangular cavity, one end, located in the rectangular cavity, of each clamping rod 15 is sleeved with a first gear 17, the first gear 17 is meshed with the rack 16, and the clamping rods 15 are in sliding connection with the first gear 17 in the axial direction; a plurality of limiting plates 1221 are arranged at one end of the cylindrical cavity close to the inner side of the clamping jaw 122, the section of each limiting plate 1221 in the radial direction is fan-shaped, an oblique angle is arranged on one surface of the section of each limiting plate 1221 in the axial direction close to the inner side of the clamping jaw 122, and a limiting groove is formed between every two adjacent limiting plates 1221; a plurality of limiting pieces 151 are arranged at one end, close to the inner side of the clamping claw 122, of each clamping rod 15, the radial section shape of each limiting piece 151 is the same as that of the limiting plate 1221, an oblique angle is arranged on one surface, far away from the inner side of the clamping claw 122, of the axial section of each limiting piece 151, and each limiting piece 151 is in clearance fit with each limiting groove; each position-locking rod 15 is sleeved with a spring 152, one end of the spring 152 abuts against the limiting piece 151, and the other end of the spring 152 abuts against the first gear 17.

In this embodiment, by providing the clamping rod 15, in the clamping process, the clamping rod 15 is placed at the pipeline groove 83, under the action of the hydraulic cylinder 112, the left mechanical hand 12 and the right mechanical hand 13 rotate inward to extrude the clamping rod 15, so that the clamping rod 15 is clamped in the pipeline groove 83, and then the rack 16 is moved to drive each first gear 17 to rotate, so that the plurality of limiting pieces 151 are clamped in the limiting grooves, so that all the clamping rods 15 are locked in the limiting grooves, so that the axial movement of each clamping rod 15 along the cylindrical cavity is limited, and finally the clamping of the corrugated pipeline 8 by the first clamping arm 1 and the second clamping arm 2 is more reliable. Meanwhile, oblique angles are arranged on the limiting piece 151 and the limiting plate 1221, and the limiting piece 151 is clamped into the limiting groove to play a guiding role.

The inner ring of each first gear 17 is provided with a limiting groove 171, one end of the clamping rod 15 close to the rectangular cavity is provided with a limiting convex strip 153, and the limiting convex strip 153 is in sliding fit with the limiting groove 171.

In the present embodiment, the position limiting convex strip 153 and the position limiting groove 171 are arranged, so that the position clamping rod 15 and the first gear 17 can slide relatively in the axial direction.

Stoppers 161 are fixedly provided on both sides of the rack 16 in the longitudinal direction, and the height of the stoppers 161 is higher than the top of the rack 16.

In this embodiment, by providing the stopper 161, the axial movement of the first gear 17 is limited by the stopper 161 of the rack 16, so that the first gear 17 is fixed, and the catch rod 15 can perform axial movement relative to the first gear 17, so as to adjust the extending distance of the catch rod 15 according to the size of the outer diameter of the corrugated pipe 8, thereby adapting to the installation of corrugated pipes 8 with different specifications.

The top of the rectangular cavity is provided with a limiting through hole, the rack 16 is in sliding fit with the limiting through hole, and the top end of the rack 16 is provided with an operating handle 164; be equipped with the cylindricality recess on the lateral wall of spacing through-hole, be equipped with side open-ended arrangement chamber on rack 16, it is equipped with U-shaped elastic component 162 and hemisphere lug 163 to arrange its opening part in the chamber, hemisphere lug 163 and the one end fixed connection of U-shaped elastic component 162, the other end of U-shaped elastic component 162 offsets with the inner wall of arranging the chamber, and the opening in cylindricality recess and arrangement chamber all is clearance fit with hemisphere lug 163.

In the present embodiment, by providing the operating handle 164, the U-shaped elastic member 162 and the hemispherical projection 163, after the clamping rod 15 is clamped into the pipe groove 83, the operating handle 164 is pulled to move the rack 16, and when the hemispherical projection 163 moves to the cylindrical groove, the hemispherical projection 163 is clamped into the cylindrical groove under the action of the U-shaped elastic member 162, so as to control and position the moving distance of the rack 16, so that the rotation angle of each first gear 17 is controlled, and the limiting piece 151 is accurately clamped into the limiting groove.

The driving device 6 comprises a driving gear 61, a toothed belt 62, a motor and a reduction gearbox, wherein a rotating shaft of the motor is connected with the input end of the reduction gearbox, and the output end of the reduction gearbox is sleeved with the driving gear 61; one end of each of the first wire lever 3, the second wire lever 4 and the third wire lever 5 is fixedly sleeved with a second gear 31, and the three second gears 31 are connected with a driving gear 61 through a toothed belt 62.

In this embodiment, by providing the driving device 6, under the driving of the motor and the reduction gearbox, the driving gear 61 drives each first gear 17 to rotate, so as to drive the first screw lever 3, the second screw lever 4 and the third screw lever 5 to rotate, thereby realizing the clamping action.

The utility model provides a MPVE bellows installation device still includes a plurality of supporting seats 7 and bellows pipeline 8. Each support seat 7 comprises a base 71, a Y-shaped support frame 72 and four rollers 73; the upper end surface of the base 71 is provided with a Y-shaped support frame 72, and the lower end surface of the base 71 is fixedly provided with a plurality of teeth 75; mounting grooves are formed in the upper sides of two wings of the Y-shaped support frame 72, a wheel axle 74 is fixedly mounted in each mounting groove, the wheel axles 74 are parallel to the upper side surfaces of the two wings of the Y-shaped support frame 72, two idler wheels 73 are rotatably mounted on each wheel axle 74, the axial direction of each idler wheel 73 is perpendicular to the axial direction of the corrugated pipe 8, and the top of each idler wheel 73 is higher than the upper side surfaces of the two wings of the Y-shaped support frame 72; one end of the corrugated pipe 8 is a large-caliber bell mouth 81, the other end of the corrugated pipe 8 is a small-caliber socket 82, evenly-distributed pipe grooves 83 are formed in the periphery of the corrugated pipe 8, and the diameter of each roller 73 is larger than the width of each pipe groove 83.

In this embodiment, through setting up supporting seat 7, when the installation, prick the tooth 75 of supporting seat 7 and prick the underground, guarantee that supporting seat 7 establishes to stabilize, put up bellows pipeline 8 on supporting seat 7 again, be equipped with four gyro wheels 73 because of Y shape support frame 72, when bellows pipeline 8 removed, gyro wheel 73 rotated to resistance when reducing bellows pipeline 8 and removing, improved the installation effectiveness.

The diameter of the capture lever 15 is less than the width of the channel groove 83.

In the present embodiment, the diameter of the catching lever 15 is set to be smaller than the width of the pipe groove 83, so that the catching lever 15 is better caught in the pipe groove 83.

It should be noted that the above preferred embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (8)

1. The utility model provides a MPVE bellows installation device which characterized in that: the device comprises a first clamping arm, a second clamping arm, a first wire lever, a second wire lever, a third wire lever and a driving device;

the first clamping arm comprises a mounting shell, a left manipulator, a right manipulator and a U-shaped frame; the mounting shell is internally provided with a mounting cavity, the bottom of the mounting shell is symmetrically provided with strip-shaped seams, the top of the mounting cavity is provided with a fixed rod, the fixed rod is connected with the side wall of the mounting cavity, a hydraulic cylinder is fixedly mounted on the fixed rod, a piston rod of the hydraulic cylinder is connected with the U-shaped frame, the opening of the U-shaped frame faces downwards, and two ends of the opening of the U-shaped frame are symmetrically provided with fixed columns; the left manipulator comprises a connecting rod and a clamping claw, the connecting rod is fixedly connected with the clamping claw, the connecting rod is positioned in the mounting shell, the clamping claw is positioned outside the mounting shell, and the connecting rod is in sliding fit with the strip-shaped seam; a strip-shaped through hole is formed in the connecting rod, and the fixing column is in sliding fit with the strip-shaped through hole; the left manipulator is matched with the right manipulator and has the same structure, and the connecting rod of the left manipulator is hinged with the end part of the connecting rod of the right manipulator; the inner side of each clamping claw is arc-shaped, and a plurality of clamping rods which are uniformly distributed are arranged on the inner side of each clamping claw;

the top and two sides of the mounting shell of the first clamping arm are respectively provided with a nut which is fixedly connected with the mounting shell, the structure of the second clamping arm is the same as that of the first clamping arm, threads with opposite rotation directions are symmetrically arranged on the first screw rod, the second screw rod and the third screw rod, and the first screw rod, the second screw rod and the third screw rod are respectively in rotating connection with the threads of the first clamping arm and the second clamping arm; one ends of the first wire lever, the second wire lever and the third wire lever close to the first clamping arm are connected with the driving device.

2. An MPVE bellows mounting arrangement, as claimed in claim 1, wherein:

a rectangular cavity and a plurality of cylindrical cavities are arranged in the clamping claw, and the cylindrical cavities are respectively communicated with the rectangular cavity; the rack is arranged in the rectangular cavity and is in sliding connection with the inner wall of the rectangular cavity, the clamping rods are arranged in the cylindrical cavities in a one-to-one correspondence mode, one end of each clamping rod extends out of the cylindrical cavity and is located in the rectangular cavity, one end, located in the rectangular cavity, of each clamping rod is sleeved with a first gear, the first gear is meshed with the rack, and the clamping rods are in sliding connection with the first gears in the axial direction; a plurality of limiting plates are arranged at one end of the cylindrical cavity close to the inner side of the clamping claw, the section of each limiting plate along the radial direction is fan-shaped, an oblique angle is arranged on one surface of the section of each limiting plate along the axial direction close to the inner side of the clamping claw, and a limiting groove is formed between every two adjacent limiting plates; a plurality of limiting pieces are arranged at one end of each clamping rod close to the inner side of the clamping claw, the cross section shape of each limiting piece in the radial direction is the same as that of the limiting plate in the radial direction, an oblique angle is arranged on one surface of each limiting piece in the axial direction, which is far away from the inner side of the clamping claw, and each limiting piece is in clearance fit with each limiting groove; each clamping rod is sleeved with a spring, one end of each spring is abutted to the limiting piece, and the other end of each spring is abutted to the first gear.

3. An MPVE bellows mounting arrangement, as claimed in claim 2, wherein:

the inner ring of every first gear is equipped with spacing recess, and the one end in the nearly rectangle chamber of screens pole is equipped with spacing sand grip, spacing sand grip with spacing recess sliding fit.

4. An MPVE bellows mounting arrangement, as claimed in claim 2, wherein:

the tooth rack is characterized in that two sides of the tooth rack in the length direction are fixedly provided with stop blocks, and the two stop blocks are higher than the tooth tops of the tooth rack.

5. An MPVE bellows mounting arrangement, as claimed in claim 2, wherein:

the top of the rectangular cavity is provided with a limiting through hole, the rack is in sliding fit with the limiting through hole, and the top end of the rack is provided with an operating handle; be equipped with the cylindricality recess on the lateral wall of spacing through-hole, be equipped with side open-ended arrangement chamber on the rack, it is equipped with U-shaped elastic component and hemisphere lug to arrange its opening part in the intracavity, the hemisphere lug with the one end fixed connection of U-shaped elastic component, the other end of U-shaped elastic component offsets with the inner wall of arranging the chamber, and the opening in cylindricality recess and arrangement chamber all is clearance fit with the hemisphere lug.

6. An MPVE bellows mounting arrangement, as claimed in claim 1, wherein:

the driving device comprises a driving gear, a toothed belt, a motor and a reduction gearbox, wherein a rotating shaft of the motor is connected with the input end of the reduction gearbox, and the driving gear is sleeved at the output end of the reduction gearbox; and one ends of the first screw lever, the second screw lever and the third screw lever are fixedly sleeved with second gears, and the three second gears are connected with the driving gear through the toothed belt.

7. An MPVE bellows mounting arrangement, as claimed in claim 1, wherein: the corrugated pipe support further comprises a plurality of supporting seats and corrugated pipe pipelines;

each supporting seat comprises a base, a Y-shaped supporting frame and four rollers; the Y-shaped support frame is arranged on the upper end face of the base, and a plurality of binding teeth are fixedly arranged on the lower end face of the base; mounting grooves are formed in the upper sides of two wings of the Y-shaped support frame, a wheel shaft is fixedly mounted in each mounting groove, the wheel shafts are parallel to the upper side surfaces of the two wings of the Y-shaped support frame, two idler wheels are rotatably mounted on each wheel shaft, the axial direction of each idler wheel is perpendicular to the axial direction of the corrugated pipe, and the top of each idler wheel is higher than the upper side surfaces of the two wings of the Y-shaped support frame; one end of the corrugated pipe is a large-caliber bell mouth, the other end of the corrugated pipe is a small-caliber socket, uniformly distributed pipe grooves are formed in the periphery of the corrugated pipe, and the diameter of each roller is larger than the width of each pipe groove.

8. An MPVE bellows mounting arrangement, as claimed in claim 7, wherein:

the diameter of screens pole is less than the width of pipeline recess.

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