CN110370661B

CN110370661B - Hot-melt butt joint device for PPR (polypropylene random) pipes

Info

Publication number: CN110370661B
Application number: CN201910706416.8A
Authority: CN
Inventors: 胡润华
Original assignee: Changchun Liansu Industrial Co ltd
Current assignee: CHANGCHUN LIANSU INDUSTRIAL Co.,Ltd.
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2021-08-10
Anticipated expiration: 2039-08-01
Also published as: CN110370661A

Abstract

The invention relates to a butt joint device, in particular to a hot melting butt joint device for PPR pipes. The technical problem who solves provides one kind and need not artifical the removal PPR pipe and connect, can prevent that operator's hand from being scalded, enables PPR pipe and connects slowly, keeps horizontal speed and heat sealer complex PPR pipe heat fusion interfacing apparatus. A PPR pipe hot melt butt joint device comprises a support, supporting legs and the like; the bottom of the bracket is provided with a supporting leg. The special-shaped guide plate can be driven to move downwards by an operator stepping on the pedal, due to the special shape of the special-shaped guide plate, the hot melting of the PPR pipe and the joint can be completed through the downward movement process of the special-shaped guide plate, the heat sealing device is removed, and the PPR pipe and the joint are in butt joint, so that the PPR pipe and the joint can be conveniently and quickly subjected to hot melting butt joint, and the PPR pipe and the joint can be in a clamping state in the hot melting and butt joint process through the matching of the U-shaped guide plate, the movable rod and the rubber clamping plate.

Description

Hot-melt butt joint device for PPR (polypropylene random) pipes

Technical Field

The invention relates to a butt joint device, in particular to a hot melting butt joint device for PPR pipes.

Background

In modern family life, the PPR pipe belongs to common plastics tubular product, is used for the feed pipe mostly, and the PPR pipe has extremely important effect to modern life, therefore the hot melt technique of PPR pipe has also become one of more mature technique.

At present, when the PPR pipe is subjected to hot melting butt joint, one hand of a worker generally holds the PPR pipe, the other hand holds a joint to be butted, then the PPR pipe and the joint are inserted into a heat sealing device to the marked depth in a horizontal direction slowly, the PPR pipe and the joint form an evenly distributed flange body with a connector, an operator pulls out the PPR pipe and the joint after hot melting, and the operator quickly butt joints the PPR pipe and the joint together, so that the hot melting butt joint of the PPR pipe and the joint can be completed.

When the operation is carried out, the heat sealing device is extremely high in temperature, the hands of an operator can be scalded due to misoperation of the operator, and the PPR pipe and the joint are difficult to keep horizontal and relatively slow speed in the whole insertion process due to the fact that the PPR pipe and the joint are moved by the hands, so that the quality of hot melting butt joint of the PPR pipe and the joint is influenced.

Therefore, there is a need to provide a device for matching a heat sealing device with a PPR pipe and a joint, which can prevent the hands of an operator from being scalded, and can make the PPR pipe and the joint slow and maintain a horizontal speed, without manually moving the PPR pipe and the joint.

Disclosure of Invention

In order to overcome the defects that an operator can hurt hands due to misoperation, the horizontal and relatively slow speed is difficult to keep in the whole insertion process, and the quality of hot-melt butt joint of a PPR pipe and a joint is influenced, the technical problems to be solved are that: the utility model provides a need not artifical PPR pipe and joint of removing, can prevent that operator's hand from being scalded, enable PPR pipe and joint can be slow, keep horizontal speed and heat sealer complex PPR pipe heat-seal interfacing apparatus.

The technical scheme of the invention is as follows: the utility model provides a PPR manages hot melt interfacing apparatus, includes support and landing leg, and the landing leg is installed to the support bottom, still including U type deflector, clamping mechanism and actuating mechanism, U type deflector is all installed to the support top left and right sides, is equipped with clamping mechanism in the U type deflector, wherein clamping mechanism is used for pressing from both sides tight PPR pipe, and the support below is equipped with actuating mechanism, wherein actuating mechanism is used for driving clamping mechanism's function.

According to a preferred technical scheme, the clamping mechanism comprises guide rods, L-shaped plates, first springs, fixed sliding blocks, U-shaped placing plates, movable rods, second springs and rubber clamping plates, the guide rods are mounted on the outer sides of the two U-shaped guide plates, the L-shaped plates are arranged on the guide rods in a sliding mode, the first springs are connected between the inner side faces of the L-shaped plates and the U-shaped guide plates, the fixed sliding blocks are mounted on the inner side faces of the upper portions of the L-shaped plates, the U-shaped placing plates are arranged in the U-shaped guide plates in a sliding mode, arc-shaped sliding grooves are formed in the outer side faces of the U-shaped placing plates, the fixed sliding blocks are located in the arc-shaped sliding grooves, the movable rods are arranged on the front portion and the rear portion of each U-shaped placing plate in a sliding mode, the rubber clamping plates used for fixing PPR pipes are mounted at the inner ends of the movable rods, and the second springs are connected between the movable rods and the outer side faces of the U-shaped placing plates.

As a preferred technical scheme of the invention, the driving mechanism comprises a special-shaped slide bar, a heat sealing device, a third spring, a T-shaped sliding sleeve, a fourth spring, a special-shaped guide plate, a contact rod and a pedal, a special-shaped guide hole is formed in a support, the special-shaped slide bar is slidably arranged in the special-shaped guide hole, the top end of the special-shaped slide bar penetrates through the support, the heat sealing device for performing hot melting on the PPR pipe is installed at the top end of the special-shaped slide bar, the third spring is connected between the special-shaped slide bar and the special-shaped guide hole, the T-shaped sliding sleeve is sleeved at the lower part of the special-shaped slide bar, the fourth spring is connected between the special-shaped slide bar and the T-shaped sliding sleeve, the elasticity of the fourth spring is larger than that of the third spring, the special-shaped guide plate is slidably matched at the lower part of the L-shaped plate, the contact rod in contact fit with the T-shaped sliding sleeve is installed at the bottom of the special-shaped guide plate, and the pedal is installed at the bottom end of the contact rod.

As a preferred technical scheme, the invention further comprises a twisting mechanism, the twisting mechanism comprises a fixed sliding sleeve, a special-shaped rod, a fifth spring and a guide wheel, a special-shaped guide groove is formed in the bottom of the U-shaped placing plate, an opening is formed in the bottom of the U-shaped guide plate, the fixed sliding sleeves are mounted in the left and right supporting legs, the special-shaped rod is arranged in the fixed sliding sleeve in a sliding mode, the fifth spring is connected between the special-shaped rod and the fixed sliding sleeve, the top end of the special-shaped rod is located in the opening, the guide wheel is horizontally mounted at the top end of the special-shaped rod, and the guide wheel is matched with the special-shaped guide groove.

As a preferred technical scheme of the invention, the damping sliding sleeve type support leg further comprises a damping sliding rod and a damping sliding sleeve, the damping sliding rod is installed in the middle of the special-shaped rod in an embedded mode, the damping sliding sleeves are installed in the left supporting leg and the right supporting leg, the damping sliding sleeves are located below the fixed sliding sleeves, and the damping sliding rod is located in the damping sliding sleeves.

As a preferred technical scheme of the invention, the pedal device also comprises a bottom plate and a return spring, wherein the bottom plate is arranged between the supporting legs, and the return spring is connected between the bottom plate and the bottom of the pedal.

Has the advantages that: the special-shaped guide plate can be driven to move downwards by an operator stepping on the pedal, due to the special shape of the special-shaped guide plate, the hot melting of the PPR pipe and the joint can be completed in the downward moving process of the special-shaped guide plate, the heat sealing device is removed, the PPR pipe and the joint are in butt joint, so that the PPR pipe and the joint can be conveniently and quickly subjected to hot melting butt joint, the PPR pipe and the joint can be in a clamping state in the hot melting and butt joint process through the matching of the U-shaped guide plate, the movable rod and the rubber clamping plate, and the rubber clamping plate can not clamp the PPR pipe and the joint after the butt joint is completed, so that the PPR pipe and the joint after butt joint can be conveniently taken out by the operator.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is an enlarged schematic view of part a of the present invention.

FIG. 3 is a schematic top view of the U-shaped guide plate and the U-shaped placement plate of the present invention.

Fig. 4 is a schematic bottom view of the U-shaped placing board of the present invention.

FIG. 5 is a left side view of the U-shaped guide plate and the U-shaped placement plate of the present invention.

FIG. 6 is a partial right-view structural diagram of the left L-shaped plate and the special-shaped guide plate of the invention.

Labeled as: 1 … bracket, 2 … leg, 3 … U-shaped guide plate, 4 … clamping mechanism, 41 … guide rod, 42 … L-shaped plate, 43 … first spring, 44 … fixed sliding block, 45 … U-shaped placing plate, 46 … arc-shaped sliding groove, 47 … movable rod, 48 … second spring, 49 … rubber clamping plate, 5 … driving mechanism, 51 … special-shaped guide hole, 52 … special-shaped sliding rod, 53 … heat sealer, 54 … third spring, 55 … T-shaped sliding sleeve, 56 … fourth spring, 57 … special-shaped guide plate, 58 … contact rod, 59 … pedal, 6 … torsion mechanism, 61 … special-shaped guide groove, 62 … hole, 63 … fixed sliding sleeve, 64 … special-shaped rod, 65 … fifth spring, 66 … sliding rod, 7 … sliding rod, 8 … damping sliding sleeve, 9 … damping sliding sleeve, 10 base plate … return spring.

Detailed Description

The invention is described in further detail below with reference to the drawings and the detailed description, but the invention is not limited to the scope of protection and application.

Example 1

The utility model provides a PPR manages hot melt interfacing apparatus, as shown in fig. 1, fig. 3, fig. 5 and fig. 6, including support 1, landing leg 2, U type deflector 3, clamping mechanism 4 and actuating mechanism 5, landing leg 2 is installed to support 1 bottom, and U type deflector 3 is all installed to the 1 top left and right sides of support, is equipped with clamping mechanism 4 in the U type deflector 3, wherein clamping mechanism 4 is used for pressing from both sides tight PPR pipe, and 1 below of support is equipped with actuating mechanism 5, wherein actuating mechanism 5 is used for driving clamping mechanism 4's operation.

Clamping mechanism 4 is including guide arm 41, L template 42, first spring 43, fixed sliding block 44, board 45 is placed to the U type, movable rod 47, second spring 48 and rubber splint 49, guide arm 41 is all installed to the outside of two U type deflectors 3, the gliding style is equipped with L template 42 on guide arm 41, be connected with first spring 43 between L template 42 medial surface and the U type deflector 3, fixed sliding block 44 is installed to L template 42 upper portion medial surface, U type deflector 3 internal sliding formula is equipped with the U type and places board 45, the lateral surface that board 45 was placed to the U type all opens arc spout 46, fixed sliding block 44 is located arc spout 46, the U type is placed the front and back both sides gliding style of board 45 and is equipped with movable rod 47, the inner of movable rod 47 is installed the rubber splint 49 that is used for fixed PPR pipe, movable rod 47 and U type are placed and are connected with second spring 48 between the board 45 lateral surface.

The driving mechanism 5 comprises a special-shaped slide rod 52, a heat sealer 53, a third spring 54, a T-shaped sliding sleeve 55, a fourth spring 56, a special-shaped guide plate 57, a contact rod 58 and a pedal 59, the special-shaped guide hole 51 is formed in the support 1, a special-shaped slide rod 52 is arranged in the special-shaped guide hole 51 in a sliding mode, the top end of the special-shaped slide rod 52 penetrates through the support 1, a heat sealing device 53 used for carrying out hot melting on a PPR pipe is installed at the top end of the special-shaped slide rod 52, a third spring 54 is connected between the special-shaped slide rod 52 and the special-shaped guide hole 51, a T-shaped sliding sleeve 55 is sleeved on the lower portion of the special-shaped slide rod 52, a fourth spring 56 is connected between the special-shaped slide rod 52 and the T-shaped sliding sleeve 55, the elastic force of the fourth spring 56 is larger than that of the third spring 54, a special-shaped guide plate 57 is arranged on the lower portion of the L-shaped plate 42 in a sliding matching mode, a contact rod 58 in contact matching with the T-shaped sliding sleeve 55 is installed at the bottom of the special-shaped guide plate 57, and a pedal 59 is installed at the bottom end of the contact rod 58.

When the device is used, an operator firstly puts the PPR pipe and the joint into the U-shaped placing plates 45 on the left side and the right side respectively, then the operator starts the heat sealing device 53 to work, the operator steps on the pedal 59 to move downwards, the pedal 59 can drive the contact rod 58 to move downwards, the contact rod 58 moves downwards to drive the special-shaped guide plate 57 to move downwards, the L-shaped plate 42 can be driven to move inwards through the inward inclined part at the lower part of the special-shaped guide plate 57, the guide rod 41 plays a guiding role, the first spring 43 is compressed therewith, the L-shaped plate 42 can drive the U-shaped placing plate 45 to move inwards through the fixed sliding block 44, the movable rod 47 and the rubber clamping plate 49 can be driven to move inwards when the U-shaped placing plate 45 moves inwards, the rubber clamping plate 49 can be driven to move inwards after the movable rod 47 is contacted with the protruding part in the U-shaped guide plate 3, the second spring 48 is compressed therewith, and the PPR pipe, the joint and the heat sealing device can be used for sealing, The joint is clamped, when the PPR pipe and the joint are both contacted with the heat sealing device 53, the PPR pipe and the joint can be subjected to hot melting, and along with the continuous treading of the pedal 59 by an operator, when the L-shaped plate 42 passes through the vertical part at the lower part of the special-shaped guide plate 57, the L-shaped plate 42 cannot move inwards; when the L-shaped plate 42 passes through the part of the special-shaped guide plate 57 which inclines outwards, the L-shaped plate 42 can move outwards, so that the PPR pipe and the joint can be driven to move outwards respectively by the U-shaped placing plate 45; when the L-shaped plate 42 passes through the vertical part of the upper part of the special-shaped guide plate 57, the contact rod 58 is just in contact with the T-shaped sliding sleeve 55, and the special-shaped sliding rod 52 and the heat sealing device 53 can be driven to move downwards through the T-shaped sliding sleeve 55, and the third spring 54 is compressed along with the T-shaped sliding sleeve, so that the heat sealing device 53 is no longer positioned between the PPR pipe and the joint; the operator continues to step the pedal 59 downward, and when the L-shaped plate 42 passes the inward-inclined portion of the upper portion of the irregularly-shaped guide plate 57, the L-shaped plate 42 can be driven to move inwards, so that the PPR pipe and the joint can be driven to move inwards in an opposite direction, further, the PPR pipe after hot melting is combined with the joint, at this time, the special-shaped slide rod 52 slides downwards to the bottommost part of the special-shaped guide hole 51, the T-shaped sliding sleeve 55 can slide downwards on the special-shaped slide rod 52, the fourth spring 56 is stretched accordingly, and thus the combination of the PPR pipe and the joint can be completed, when the U-shaped placing plate 45 moves inwards and the PPR pipe is combined with the joint, the movable rod 47 can be positioned at the concave part of the inner side surface of the U-shaped guide plate 3, under the action of the second spring 48, the movable rod 47 can move outwards, so that the rubber clamping plate 49 can be separated from the PPR pipe and the joint, and an operator can take out the connected PPR pipe and the joint; after the operator releases the pedal 59, under the action of the first spring 43, the U-shaped placing plate 45 and the L-shaped plate 42 can be driven to move outwards, the lower part of the L-shaped plate 42 slides in the special-shaped guide plate 57, and the pedal 59 is pushed to move upwards to reset the L-shaped plate, after the contact rod 58 is separated from the T-shaped sliding sleeve 55, the special-shaped sliding rod 52 and the heat sealing device 53 can move upwards to reset under the action of the third spring 54 and the fourth spring 56, so that the operator can conveniently operate next time, and after the work is finished, the operator can close the heat sealing device 53.

Example 2

On the basis of embodiment 1, as shown in fig. 1, 2 and 4, the leg support device further comprises a twisting mechanism 6, wherein the twisting mechanism 6 comprises a fixed sliding sleeve 63, a special-shaped rod 64, a fifth spring 65 and a guide wheel 66, the bottom of the U-shaped placing plate 45 is provided with a special-shaped guide groove 61, the bottom of the U-shaped guide plate 3 is provided with an opening 62, the left and right supporting legs 2 are respectively provided with the fixed sliding sleeve 63, the fixed sliding sleeve 63 is internally provided with the special-shaped rod 64 in a sliding manner, the fifth spring 65 is connected between the special-shaped rod 64 and the fixed sliding sleeve 63, the top end of the special-shaped rod 64 is positioned in the opening 62, the guide wheel 66 is horizontally arranged at the top end of the special-shaped rod 64, and the guide wheel 66 is matched with the special-shaped guide groove 61.

When the U-shaped placing plate 45 drives the PPR pipe and the joint to move, the U-shaped placing plate 45 can drive the PPR pipe and the joint to move back and forth while moving through the matching of the special-shaped guide groove 61 and the guide wheel 66, so that the PPR pipe and the joint can move while being twisted, further materials after the PPR pipe and the joint are hot-melted with the heat sealing device 53 can not be adhered to the heat sealing device 53, meanwhile, the action of manual work during the hot melting of the PPR pipe and the joint is simulated, when the PPR pipe and the joint are to be butted, the special-shaped guide plate 57 can be contacted with the special-shaped rod 64, the special-shaped guide plate 57 can drive the special-shaped rod 64 to move downwards in the fixed sliding sleeve 63, the fifth spring 65 is compressed along with the special-shaped guide groove 61, so that the guide wheel 66 can be separated from the special-shaped guide groove 61, when the PPR pipe and the joint are butted, the U-shaped placing plate 45 can not be twisted back and forth, thereby the butting speed of the PPR pipe and the joint can be increased, prevent that the quality after butt joint is influenced to the PPR pipe after the hot melt and the joint cooling is too fast, after dysmorphism deflector 57 up moved, under the effect of fifth spring 65, alright drive dysmorphism pole 64 and leading wheel 66 up move and reset, and then make leading wheel 66 cooperate with dysmorphism guide way 61 once more.

Example 3

On the basis of the embodiment 2, as shown in fig. 1, the damping slide rod device further comprises a damping slide rod 7 and a damping sliding sleeve 8, the damping slide rod 7 is installed in the middle of the special-shaped rod 64 in an embedded manner, the damping sliding sleeves 8 are installed in the left and right supporting legs 2, the damping sliding sleeve 8 is located below the fixed sliding sleeve 63, and the damping slide rod 7 is located in the damping sliding sleeve 8.

The novel pedal type leg support is characterized by further comprising a bottom plate 9 and a return spring 10, the bottom plate 9 is installed between the supporting legs 2, and the return spring 10 is connected between the bottom plate 9 and the bottom of the pedal 59.

Under the effect of damping slide bar 7 and damping sliding sleeve 8, the speed that dysmorphism pole 64 and leading wheel 66 moved upward and reset can great reduction to can make the U type place board 45 and can not cooperate with leading wheel 66 by the dysmorphism guide way 61 of its bottom when moving outward and resetting, and then can accelerate the U type and place board 45 and move outward the speed that resets, can make the operator can carry out the butt joint next time as early as possible.

When the pedal 59 moves downwards, the return spring 10 can be compressed, and because the force for returning the special-shaped guide plate 57 upwards at the beginning is only provided by the transverse elastic force provided by the first spring 43, the speed for returning the special-shaped guide plate 57 is slow, and after the operator releases the pedal 59, under the action of the return spring 10, the pedal 59 can drive the special-shaped guide plate 57 to return upwards more quickly, so that the operator can carry out next butt joint as soon as possible.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The utility model provides a PPR manages hot melt interfacing apparatus, including support (1) and landing leg (2), its characterized in that are installed to support (1) bottom: the pipe clamp is characterized by further comprising a U-shaped guide plate (3), a clamping mechanism (4) and a driving mechanism (5), wherein the U-shaped guide plate (3) is mounted on each of the left side and the right side of the top of the support (1), the clamping mechanism (4) is arranged in the U-shaped guide plate (3), the clamping mechanism (4) is used for clamping a PPR pipe, the driving mechanism (5) is arranged below the support (1), and the driving mechanism (5) is used for driving the clamping mechanism (4) to operate; the clamping mechanism (4) comprises a guide rod (41), L-shaped plates (42), a first spring (43), a fixed sliding block (44), a U-shaped placing plate (45), a movable rod (47), a second spring (48) and a rubber clamping plate (49), the guide rod (41) is installed on the outer sides of the two U-shaped guide plates (3), the L-shaped plate (42) is arranged on the guide rod (41) in a sliding mode, the first spring (43) is connected between the inner side face of the L-shaped plate (42) and the U-shaped guide plate (3), the fixed sliding block (44) is installed on the inner side face of the upper portion of the L-shaped plate (42), the U-shaped placing plate (45) is arranged in the U-shaped guide plate (3) in a sliding mode, arc sliding grooves (46) are formed in the outer side face of the U-shaped placing plate (45), the movable rods (47) are arranged on the front portion and the rear portion of the U-shaped placing plate (45) in a sliding mode, the rubber clamping plate, a second spring (48) is connected between the movable rod (47) and the outer side surface of the U-shaped placing plate (45).

2. The hot-melt butt-joint device for PPR pipes, according to claim 1, wherein: the driving mechanism (5) comprises a special-shaped sliding rod (52), a heat sealing device (53), a third spring (54), a T-shaped sliding sleeve (55), a fourth spring (56), a special-shaped guide plate (57), a contact rod (58) and a pedal (59), a special-shaped guide hole (51) is formed in the support (1), the special-shaped sliding rod (52) is arranged in the special-shaped guide hole (51) in a sliding mode, the top end of the special-shaped sliding rod (52) penetrates through the support (1), the heat sealing device (53) used for carrying out hot melting on the PPR pipe is installed at the top end of the special-shaped sliding rod (52), the third spring (54) is connected between the special-shaped sliding rod (52) and the special-shaped guide hole (51), the T-shaped sliding sleeve (55) is sleeved on the lower portion of the special-shaped sliding rod (52), the fourth spring (56) is connected between the special-shaped sliding rod (52) and the T-shaped sliding sleeve (55, the bottom of the special-shaped guide plate (57) is provided with a contact rod (58) which is in contact fit with the T-shaped sliding sleeve (55), and the bottom end of the contact rod (58) is provided with a pedal (59).

3. The hot melt butt joint apparatus for PPR pipe as claimed in claim 2, wherein: still including wrench movement mechanism (6), wrench movement mechanism (6) is including fixed sliding sleeve (63), dysmorphism pole (64), fifth spring (65) and leading wheel (66), U type is placed board (45) bottom and is opened there are dysmorphism guide way (61), U type deflector (3) bottom is opened there are trompil (62), all install fixed sliding sleeve (63) in controlling both sides landing leg (2), fixed sliding sleeve (63) internal sliding formula is equipped with dysmorphism pole (64), be connected with fifth spring (65) between dysmorphism pole (64) and fixed sliding sleeve (63), dysmorphism pole (64) top is located trompil (62), dysmorphism pole (64) top horizontal installation has leading wheel (66), leading wheel (66) and dysmorphism guide way (61) cooperation.

4. A PPR pipe hot melt butt joint apparatus as claimed in claim 3, wherein: the damping slide rod (7) is installed in the middle of the special-shaped rod (64), the damping slide rods (7) are installed in an embedded mode, the damping slide sleeves (8) are installed in the left supporting leg and the right supporting leg (2), the damping slide sleeves (8) are located below the fixed slide sleeves (63), and the damping slide rods (7) are located in the damping slide sleeves (8).

5. The hot-melt butt-joint device for PPR pipes, according to claim 4, wherein: the novel pedal is characterized by further comprising a bottom plate (9) and a return spring (10), the bottom plate (9) is installed between the supporting legs (2), and the return spring (10) is connected between the bottom plate (9) and the bottom of the pedal (59).