CN112397973A

CN112397973A - Clamping type hot air pipe shrinking device and using method thereof

Info

Publication number: CN112397973A
Application number: CN202011305872.0A
Authority: CN
Inventors: 瞿洪
Original assignee: Hangzhou Panling Machinery Technology Co ltd
Current assignee: Hangzhou Panling Machinery Technology Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-02-23

Abstract

The invention provides a clamping type hot air pipe shrinking device and a using method thereof, and belongs to the technical field of drying and heating tools. The heating device solves the problems that the hand surface is easily scalded by the heating mode of the existing air heater, and the fan is continuously opened and closed, so that the electric energy is consumed, and the working efficiency is influenced. The clamping type hot air pipe shrinking device comprises a base, wherein a power mechanism for driving a driving device to perform clamping work is arranged at the upper end of the base, a transmission mechanism for conducting energy is arranged at the left end of the power mechanism, a clamping mechanism for clamping an electric wire is arranged at the left end of the transmission mechanism, and an electric heating mechanism for heating the hot air pipe is arranged below the clamping mechanism in the base. This centre gripping formula hot-blast main constriction device uses safelyr, and efficiency is higher.

Description

Clamping type hot air pipe shrinking device and using method thereof

Technical Field

The invention belongs to the technical field of drying and heating tools, and relates to a clamping type hot air pipe shrinking device and a using method thereof.

Background

Because two electric wires need embolia the hot-blast main at the junction of copper wire after plugging into, the principle that utilizes the hot-blast main to add thermal contraction wraps up the copper wire, electric wire electric leakage or short circuit after avoiding plugging into, the most handheld electric wires that present hot-blast main heating, the mode of directly blowing through the hot-blast rifle heats, a large amount of hot-blast direct bleeds out and blows to the hand, easily cause the hand scald, and powerful air heater carries out the state switching of start and shutdown for a long time, not only very power is taken, and the air heater that opens once more after the shutdown need wait for one section long time just can heat the hot-blast main, intermittent type has reduced work efficiency.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a clamping type hot air pipe shrinking device and a using method thereof.

The purpose of the invention can be realized by the following technical scheme: the utility model provides a centre gripping formula hot-blast main constriction device, includes the base, the upper end of base is equipped with drive arrangement and carries out the power unit of clamping work, power unit's left end is equipped with the drive mechanism who is used for the conduction energy, drive mechanism's left end is equipped with the fixture that carries out the centre gripping to the electric wire, the below that lies in fixture in the base is equipped with the electric heating mechanism that carries out the heating to the hot-blast main.

The device is electrified, the electric heating mechanism is electrically heated, when the temperature of the electric heating mechanism reaches a standard value, the electric wire sleeved with the hot air pipe is placed into the clamping mechanism, the hot air pipe is controlled to be located above the electric heating mechanism, after the electric wire is placed, the power mechanism is controlled to run, on one hand, the power mechanism controls the electric heating mechanism to move upwards relative to the base, the electric wire is drawn towards the hot air pipe, on the other hand, the clamping mechanism is controlled through the transmission mechanism, the electric wire is rotated above the electric heating mechanism, the hot branch pipe is comprehensively heated to be contracted, after the hot air pipe is contracted, the power mechanism is loosened, at the moment, the power mechanism controls the clamping mechanism to rapidly cool the heated hot air pipe through the transmission mechanism, and therefore the electric wire.

Above-mentioned centre gripping formula hot-blast main constriction device, power unit is including fixed setting up the bracing piece of base up end, the slide has been seted up in the bracing piece, sliding connection has the slider in the slide, the lower terminal surface of slider with first compression spring has been linked firmly between the bottom of slide, the right-hand member face of slider has linked firmly the handle, the up end of base has linked firmly the rack, the rack is located for the base the left side of bracing piece, lie in on the base the left side of rack is seted up flutedly.

When the device is used for heating the hot air pipe, the handle is pressed downwards, the slider is driven to move downwards in the slide way through the handle, and in the moving-downwards process of the slider, on one hand, the first compression spring between the lower end surface of the slider and the bottom end of the slide way is compressed to store force, and on the other hand, power is provided for the operation of the transmission mechanism and the electric heating mechanism.

The clamping type hot air pipe shrinking device comprises a U-shaped groove arranged in a base, the left end of the U-shaped groove is positioned in the base and is limited with a first placing cavity, the right end of the U-shaped groove is positioned in the base and is limited with a second placing cavity, the lower end wall of the U-shaped groove is limited with a third placing cavity, the inner walls of the left side and the right side of the U-shaped groove are respectively provided with a sliding groove, the two sliding grooves are symmetrically distributed in the left-right direction around the center line of the U-shaped groove, each sliding groove is connected with a moving block in a sliding way, one side of each moving block, which is far away from the center line of the U-shaped groove, is fixedly connected with a push plate, a support plate is fixedly connected between the two moving blocks, the upper end surface of the support plate is fixedly connected with a heating arc plate, the lower end surface of the support plate is fixedly connected with the bottom end of the U-shaped groove, the cotton rope passes through a third arrangement cavity and a second arrangement cavity, guide wheels for guiding the cotton rope are respectively and rotatably connected in the third arrangement cavity and the second arrangement cavity, two isolation components are arranged above the U-shaped groove and in the base, and the two isolation components are symmetrically distributed on the left and right sides of the center line of the U-shaped groove.

When power unit's slider moved down, the slider cancellation was to the pulling force of the cotton rope of leading through the leading wheel, the backup pad received decurrent external force and disappeared this moment, two second compression springs of compressed under the initial condition promote the backup pad and slide to the outside in the movable block, the backup pad slip in-process, drive the heating arc on the one hand and slide to the movable block outside, heat the shrink through heating the arc to the hot-blast main, on the other hand drives two movable blocks and shifts up in the spout, the movable block shifts up the in-process and drives two push pedals and shift up respectively in first arrangement chamber and second arrangement chamber, provide power for the operation of isolation subassembly.

Above-mentioned centre gripping formula hot-blast main constriction device, the isolation subassembly is including setting up the pneumatic cylinder of the U type groove left and right sides, two the pneumatic cylinder is located respectively first arrangement chamber with the intracavity is settled to the second, the piston rod of pneumatic cylinder with push pedal fixed connection, the base internal bit the top in U type groove is equipped with the hydraulic pressure spout, sliding connection has the hydraulic pressure slide bar in the hydraulic pressure spout, the hydraulic pressure spout with hydraulic pressure pipeline has been linked firmly between the pneumatic cylinder, the pneumatic cylinder with hydraulic pressure pipeline junction is equipped with the flow regulating valve.

In the process that the push plate moves upwards, a piston rod of the hydraulic cylinder is pulled to move upwards in the hydraulic cylinder, at the moment, hydraulic oil in the hydraulic sliding groove is sucked into the hydraulic cylinder through a hydraulic pipeline by the flow regulating valve on the hydraulic cylinder, the hydraulic sliding rods slide towards the inside of the hydraulic sliding groove, namely, the two hydraulic sliding rods are controlled to be opened, and due to the installation of the flow regulating valve, the sliding speed of the hydraulic sliding rods towards the inside of the hydraulic sliding groove is larger than the rising speed of the heating arc-shaped plate in the moving block.

In the clamping type hot air pipe shrinking device, the transmission mechanism comprises a shell fixedly arranged on the left end surface of the sliding block of the power mechanism, the lower end surface of the shell is fixedly connected with two guide rods, the guide rod a is positioned in front of the guide rod b relative to the shell, a gear shaft is rotatably connected between the two guide rods, the gear shaft penetrates through the guide rods b, a first gear meshed with the rack is sleeved on the part of the gear shaft between the two guide rods, a first belt pulley is sleeved on the part of the gear shaft behind the guide rod b, a first rotating shaft is rotatably connected between the inner walls of the front side and the rear side of the shell, a second belt pulley is sleeved on the first rotating shaft, a first belt is connected between the second belt pulley and the first belt pulley in a transmission way, a first chain wheel is sleeved on the first rotating shaft relative to the shell and positioned in front of the second belt wheel.

The slider moves down the in-process and drives the casing to slide to the direction that is close to the base, when the casing moves down, drive first gear through the guide bar and move down to the recess, and first gear meshes with the rack and drives first belt pulley through the gear shaft and rotate, first belt pulley rotates the in-process, through the transmission between second belt pulley and first belt, drive first pivot and rotate in the casing, drive first sprocket and rotate in the casing when first pivot rotates, provide power for fixture's operation, when the slider rises like this, first gear meshes with the rack in the opposite direction, first sprocket drives first sprocket and carries out the antiport in the casing promptly.

Above-mentioned centre gripping formula hot-blast main constriction device, fixture is including fixed the setting the box of casing left end face, it is connected with the second pivot to rotate between the inner wall of both sides around the box, the cover is equipped with the second sprocket in the second pivot, the second sprocket with drive connection has the chain between drive mechanism's first sprocket, lie in the second pivot the left and right sides of second sprocket is overlapped respectively and is equipped with third belt pulley, two the third belt pulley is bilateral symmetry about the central line of second pivot and distributes, be equipped with two radiator unit in the box, the left end of box is equipped with two centre gripping subassemblies, and symmetrical distribution around two radiator unit and two centre gripping subassemblies are respectively about the central line of box.

When drive mechanism's first sprocket rotates, through the transmission between chain and the second sprocket, drive the second pivot and rotate in the box, drive the third belt pulley and rotate in the box when the second pivot rotates, provide power for the operation of centre gripping subassembly, and when drive mechanism's first sprocket reverses, drive the second pivot and reverse in the box, provide power for radiator unit's operation.

Above-mentioned centre gripping formula hot-blast main constriction device, the centre gripping subassembly is including fixed the setting the connecting box of box left end face, rotate between the inner wall of both sides around the connecting box and be connected with the third pivot, the third pivot runs through the connecting box is close to a side end wall of box central line extends to external space, the third pivot is located the cover is equipped with the fourth belt pulley on the part in the connecting box, the fourth belt pulley with the transmission is connected with the second belt between the third belt pulley, the third pivot is located external space part and has linked firmly the arc piece, the rotation is connected with two baffles in the arc piece upper end, every the baffle with first torsional spring has been linked firmly respectively between the arc piece.

Before the heat treatment, place the electric wire in the arc piece through two baffles, the hot-blast main that makes the electric wire department of plugging into just is located two arc interblocks, rotate the in-process when the third belt pulley, through the transmission between fourth belt pulley and second belt, drive the third pivot and rotate in the connecting box, it rotates at external space to drive the arc piece when the third pivot rotates, it rotates to drive the electric wire through the arc piece, rotate with the control hot-blast main, guarantee that the hot-blast main can be heated comprehensively.

The clamping type hot-blast pipe shrinking device comprises a shaft sleeve sleeved on a second rotating shaft, wherein the periphery of the shaft sleeve is rotatably connected with at least two shifting pieces, the shifting pieces are uniformly distributed on the periphery of the shaft sleeve along the circumferential direction of the shaft sleeve, a positioning plate is fixedly connected to the inner wall of the lower side of a box body, a first optical axis is rotatably connected to the positioning plate, a ratchet wheel matched with the shifting pieces is sleeved on the first optical axis, a limiting piece for limiting the ratchet wheel is rotatably connected to the inner wall of the lower side of the box body, a second torsion spring capable of resetting the limiting piece is fixedly connected between the limiting piece and the inner wall of the lower side of the box body, a first bevel gear is sleeved on one side end face of the first optical axis, which is close to the central line of the box body, a heat dissipation space is limited in the lower end wall of the box body, and a, the fan blades are sleeved on the second optical axis, and a second bevel gear meshed with the first bevel gear is fixedly connected to the upper end face of the second optical axis.

When the second rotating shaft drives the shifting piece to rotate forwards, due to the limitation of the limiting piece to the ratchet wheel, the shifting piece can not shift the ratchet wheel to rotate in the box body, when the heating of the hot air pipe is finished, the second rotating shaft rotates backwards, the second rotating shaft drives the plurality of shifting pieces to rotate in the box body through the shaft sleeve, the ratchet wheel is shifted to rotate in the rotating process of the shifting piece, the ratchet wheel drives the first bevel gear to rotate in the box body through the first optical axis, the first bevel gear is meshed with the second bevel gear to drive the second bevel gear to rotate in the box body, the fan blades are driven to rotate in the heat dissipation space through the second optical axis in the rotating process of the second bevel gear, the hot air pipe after heating and shrinking is cooled through wind generated in the rotating process of the fan blades, and the.

In addition, the invention also provides a use method of the clamping type hot air pipe shrinking device, which comprises the following specific steps:

s1, electrifying the device, and electrically heating the heating arc-shaped plate;

s2, after the temperature of the heating arc-shaped plate rises, placing the electric wire sleeved with the hot air pipe into the arc-shaped block through the partition plate, and controlling the hot air pipe to be positioned above the heating arc-shaped plate;

s3, after the electric wire is placed, pressing down a handle, driving a sliding block to move downwards in a sliding way by the handle, removing the pulling force of a rope on a supporting plate at the moment, moving the supporting plate upwards in a moving block, pushing out the heating arc-shaped plate in the upward moving process of the supporting plate, pulling a piston rod of a hydraulic cylinder by the supporting plate through a pushing plate, sucking hydraulic oil in a hydraulic sliding groove into the hydraulic cylinder by using a flow regulating valve, opening the hydraulic sliding rod, and enabling the opening speed of the hydraulic sliding rod to be greater than the lifting speed of the heating arc-;

s4, the sliding block moves downwards, meanwhile, the shell drives the first gear to be meshed with the rack, the first gear is controlled to rotate, when the first gear rotates, the energy transmission of the transmission mechanism drives the arc-shaped block to rotate, namely, the arc-shaped block drives the electric wire to rotate above the heating arc-shaped plate, and the heat branch pipe is comprehensively heated to be contracted;

s5, after the hot air pipe contracts, the handle is loosened, the sliding block moves upwards in the sliding way, at the moment, the first gear and the rack are reversely meshed, the first gear controls the fan blades to rotate in the gear shaft through the transmission mechanism, and the heated hot air pipe is rapidly cooled so that the electric wire can be put into use as soon as possible.

Compared with the prior art, the clamping type hot air pipe shrinking device has the following advantages:

1. because isolation component's installation for the heating arc can be accomodate by the encloser and keep warm when not using, and the temperature can promote fast when using next time, has effectively solved and has opened once more after current air heater shuts down and need wait for long the time could heat the hot-blast main, reduces work efficiency's problem for one section.

2. Due to the installation of the flow regulating valve, the sliding speed of the hydraulic slide rod to the inside of the hydraulic sliding chute is higher than the rising speed of the heating arc-shaped plate in the moving block, and similarly, the sliding speed of the hydraulic slide rod to the outside of the hydraulic sliding chute is lower than the falling speed of the heating arc-shaped plate in the moving block.

3. Due to the matching between the clamping mechanism and the transmission mechanism, the clamping assembly can drive the hot air pipe to rotate through the electric wire after clamping the electric wire, and the hot air pipe can be comprehensively heated.

4. Because the spacing piece is to the restriction of ratchet for when the second pivot was carried out corotation, the plectrum can't stir the ratchet and rotate in the box, and when the hot-blast main heating was accomplished, the second pivot was carried out the reversal, and steerable flabellum rotates the wind that produces and is cooled down the hot-blast main after the shrink of heating, so that the electric wire can be put into use as early as possible.

Drawings

FIG. 1 is a sectional view of the whole structure of the clamping type hot blast pipe shrinking device.

Fig. 2 is a partially enlarged schematic view of the invention at a in fig. 1.

Fig. 3 is a partially enlarged schematic view of the invention at B in fig. 2.

Fig. 4 is a cross-sectional view taken along the line C-C of fig. 1 in accordance with the present invention.

Fig. 5 is a top sectional view of the component case 45 of fig. 1 in the left side direction.

Fig. 6 is a cross-sectional view taken in the direction D-D of fig. 5 in accordance with the present invention.

Fig. 7 is an enlarged partial schematic view at E of fig. 5 of the present invention.

Fig. 8 is a sectional view in the direction F-F of fig. 7 of the present invention.

In the figure, a base 10, a support rod 11, a slideway 12, a sliding block 13, a first compression spring 14, a handle 15, a groove 16, a rack 17, a hydraulic chute 18, a hydraulic slide bar 19, a first placing cavity 20, a hydraulic cylinder 21, a push plate 22, a hydraulic pipeline 23, a flow regulating valve 24, a U-shaped groove 25, a chute 26, a moving block 27, a support plate 28, a heating arc plate 29, a second compression spring 30, a third placing cavity 31, a cord 32, a guide wheel 33, a second placing cavity 34, a shell 35, a guide rod 36, a gear shaft 37, a first gear 38, a first belt pulley 39, a second belt pulley 40, a first belt 41, a first rotating shaft 42, a first chain wheel 43, a chain 44, a box 45, a second rotating shaft 46, a second chain wheel 47, a third belt pulley 48, a connecting box 49, a fourth belt pulley 50, a second belt 51, a third rotating shaft 52, an arc block 53, a partition plate 54, a first torsion spring 55, a shaft sleeve 56, the device comprises a poking piece 57, a positioning plate 58, a first optical axis 59, a ratchet 60, a second torsion spring 62, a limiting piece 63, a first bevel gear 64, a second bevel gear 65, a second optical axis 66, a heat dissipation space 67 and fan blades 68.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, a clamping type hot-blast main shrinking device comprises a base 10, a power mechanism for driving a driving device to perform clamping work is arranged at the upper end of the base 10, a transmission mechanism for conducting energy is arranged at the left end of the power mechanism, a clamping mechanism for clamping an electric wire is arranged at the left end of the transmission mechanism, and an electric heating mechanism for heating the hot-blast main is arranged below the clamping mechanism in the base 10.

The device is electrified, the electric heating mechanism is electrically heated, when the temperature of the electric heating mechanism reaches a standard value, the electric wire sleeved with the hot air pipe is placed into the clamping mechanism, the hot air pipe is controlled to be located above the electric heating mechanism, after the electric wire is placed, the power mechanism is controlled to run, on one hand, the power mechanism controls the electric heating mechanism to move upwards relative to the base 10 and draw close to the hot air pipe, on the other hand, the clamping mechanism is controlled through the transmission mechanism, the electric wire is enabled to rotate above the electric heating mechanism, the hot branch pipe is comprehensively heated to enable the hot branch pipe to shrink, after the hot air pipe shrinks, the power mechanism is loosened, at the moment, the power mechanism controls the clamping mechanism to rapidly cool the heated hot air pipe through the transmission mechanism, and the.

As shown in fig. 1, the power mechanism includes a support rod 11 fixedly disposed on the upper end surface of the base 10, a slide 12 is disposed in the support rod 11, a slide block 13 is slidably connected in the slide 12, a first compression spring 14 is fixedly connected between the lower end surface of the slide block 13 and the bottom end of the slide 12, a handle 15 is fixedly connected to the right end surface of the slide block 13, a rack 17 is fixedly connected to the upper end surface of the base 10, the rack 17 is located on the left side of the support rod 11 relative to the base 10, and a groove 16 is formed in the left side of the rack 17 on the.

When the device is used for heating the hot air pipe, the handle 15 is pressed downwards, the slider 13 is driven to move downwards in the slide way 12 through the handle 15, and in the process of moving downwards, the slider 13 compresses the first compression spring 14 between the lower end surface of the slider 13 and the bottom end of the slide way 12 to store force on one hand and provides power for the operation of the transmission mechanism and the electric heating mechanism on the other hand.

As shown in fig. 1 and 2, the electric heating mechanism includes a U-shaped groove 25 disposed in the base 10, a first housing chamber 20 is defined at the left end of the U-shaped groove 25 in the base 10, a second housing chamber 34 is defined at the right end of the U-shaped groove 25 in the base 10, a third housing chamber 31 is defined in the lower end wall of the U-shaped groove 25, sliding grooves 26 are respectively formed in the inner walls of the left and right sides of the U-shaped groove 25, the two sliding grooves 26 are symmetrically distributed about the center line of the U-shaped groove 25, a moving block 27 is slidably connected in each sliding groove 26, a push plate 22 is fixedly connected to one side of each moving block 27 away from the center line of the U-shaped groove 25, a support plate 28 is fixedly connected between the two moving blocks 27, a heating arc 29 is fixedly connected to the upper end surface of the support plate 28, two second compression springs 30 are fixedly connected between the lower end surface of the support plate 28 and the bottom end of the U, the cord 32 passes through the third arrangement cavity 31 and the second arrangement cavity 34, guide wheels 33 for guiding the cord 32 are respectively and rotatably connected in the third arrangement cavity 31 and the second arrangement cavity 34, two isolation components are arranged above the U-shaped groove 25 and in the base 10, and the two isolation components are symmetrically distributed left and right about the center line of the U-shaped groove 25.

When the sliding block 13 of the power mechanism moves downwards, the sliding block 13 cancels the pulling force of the cord 32 guided by the guide wheel 33, at this time, the downward external force applied to the supporting plate 28 disappears, the two compressed second compression springs 30 in the initial state push the supporting plate 28 to slide outwards in the moving block 27, during the sliding process of the supporting plate 28, on one hand, the heating arc plate 29 is driven to slide outwards the moving block 27, the hot air pipe is heated and shrunk by the heating arc plate 29, on the other hand, the two moving blocks 27 are driven to move upwards in the sliding groove 26, during the moving process of the moving block 27, the two pushing plates 22 are driven to move upwards in the first arranging cavity 20 and the second arranging cavity 34 respectively, and power is provided for the operation of the isolation.

As shown in fig. 2 and 3, the isolation assembly includes hydraulic cylinders 21 disposed on the left and right sides of the U-shaped groove 25, the two hydraulic cylinders 21 are respectively disposed in the first disposing chamber 20 and the second disposing chamber 34, a piston rod of the hydraulic cylinder 21 is fixedly connected with the push plate 22, a hydraulic sliding groove 18 is disposed above the U-shaped groove 25 in the base 10, a hydraulic sliding rod 19 is slidably connected in the hydraulic sliding groove 18, a hydraulic pipeline 23 is fixedly connected between the hydraulic sliding groove 18 and the hydraulic cylinder 21, and a flow regulating valve 24 is disposed at a connection position of the hydraulic cylinder 21 and the hydraulic pipeline 23.

In the process that the push plate 22 moves upwards, a piston rod of the hydraulic cylinder 21 is pulled to move upwards in the hydraulic cylinder 21, at the moment, the flow regulating valve 24 on the hydraulic cylinder 21 sucks hydraulic oil in the hydraulic chute 18 into the hydraulic cylinder 21 through the hydraulic pipeline 23, so that the hydraulic slide bar 19 slides towards the inside of the hydraulic chute 18, namely, two hydraulic slide bars 19 are controlled to be opened, and due to the installation of the flow regulating valve 24, the speed of the hydraulic slide bar 19 sliding towards the inside of the hydraulic chute 18 is greater than the rising speed of the heating arc-shaped plate 29 in the moving block 27, and similarly, the speed of the hydraulic slide bar 19 sliding towards the outside of the hydraulic chute 18 is less than the falling speed of the.

As shown in figure 1 of the drawings, in which, as shown in fig. 4, the transmission mechanism includes a housing 35 fixedly disposed on the left end surface of the power mechanism slider 13, the lower end surface of the housing 35 is fixedly connected with two guide rods 36, the guide rod 36a is located in front of the guide rod 36b relative to the housing 35, a gear shaft 37 is rotatably connected between the two guide rods 36, the gear shaft 37 penetrates through the guide rod 36b, a first gear 38 engaged with the rack 17 is sleeved on a portion of the gear shaft 37 located between the two guide rods 36, a first belt pulley 39 is sleeved on a portion of the gear shaft 37 located behind the guide rod 36b, a first rotating shaft 42 is rotatably connected between inner walls of front and rear sides of the housing 35, a second belt pulley 40 is sleeved on the first rotating shaft 42, a first belt 41 is drivingly connected between the second belt pulley 40 and the first belt pulley 39, and a first chain wheel 43 is sleeved on the first rotating shaft 42 in front of the second belt pulley 40 relative to.

The sliding block 13 drives the housing 35 to slide toward the direction close to the base 10 in the downward movement process, when the housing 35 moves downward, the guide rod 36 drives the first gear 38 to move downward toward the groove 16, and the first gear 38 is meshed with the rack 17 and drives the first belt pulley 39 to rotate through the gear shaft 37, when the first belt pulley 39 rotates, the first belt pulley 40 and the first belt 41 are driven to rotate, the first rotating shaft 42 is driven to rotate in the housing 35, the first rotating shaft 42 drives the first chain wheel 43 to rotate in the housing 35 when rotating, so as to provide power for the operation of the clamping mechanism, similarly, when the sliding block 13 moves upward, the first gear 38 and the rack 17 are reversely meshed, that is, the first rotating shaft 42 drives the first chain wheel 43 to reversely rotate in the housing 35.

As shown in fig. 1 and 5, the clamping mechanism includes a box 45 fixedly disposed on the left end surface of the housing 35, a second rotating shaft 46 is rotatably connected between the inner walls of the front and rear sides of the box 45, a second chain wheel 47 is sleeved on the second rotating shaft 46, a chain 44 is drivingly connected between the second chain wheel 47 and the first chain wheel 43 of the transmission mechanism, third belt wheels 48 are respectively sleeved on the left and right sides of the second chain wheel 47 on the second rotating shaft 46, the two third belt wheels 48 are bilaterally symmetrically distributed about the center line of the second rotating shaft 46, two heat dissipation assemblies are disposed in the box 45, two clamping assemblies are disposed at the left end of the box 45, and the two heat dissipation assemblies and the two clamping assemblies are symmetrically distributed about the center line of the box 45.

When drive mechanism's first sprocket 43 rotates, through the transmission between chain 44 and second sprocket 47, drive second pivot 46 and rotate in box 45, drive third belt pulley 48 and rotate in box 45 when second pivot 46 rotates, provide power for the operation of centre gripping subassembly, and when drive mechanism's first sprocket 43 reverses, drive second pivot 46 and reverse in box 45, provide power for radiator unit's operation.

As shown in fig. 5 and 6, the clamping assembly includes a connecting box 49 fixedly disposed on the left end surface of the box 45, a third rotating shaft 52 is rotatably connected between the inner walls of the front and rear sides of the connecting box 49, the third rotating shaft 52 penetrates through the connecting box 49 and extends to the external space near the central line of the box 45, a fourth belt pulley 50 is sleeved on the part of the third rotating shaft 52 located in the connecting box 49, a second belt 51 is connected between the fourth belt pulley 50 and the third belt pulley 48 in a transmission manner, the part of the third rotating shaft 52 located in the external space is fixedly connected with an arc-shaped block 53, the upper end of the arc-shaped block 53 is rotatably connected with two partition plates 54, and a first torsion spring 55 is fixedly connected between each partition plate 54 and the arc.

Before the heat treatment, place the electric wire in arc piece 53 through two baffles 54, the hot-blast main that makes the electric wire department of plugging into just is located between two arc pieces 53, rotate the in-process when third belt pulley 48, through the transmission between fourth belt pulley 50 and second belt 51, it rotates to drive third pivot 52 in connecting box 49, it rotates at the external space to drive arc piece 53 when third pivot 52 rotates, it rotates to drive the electric wire through arc piece 53, rotate with the control hot-blast main, guarantee that the hot-blast main can be heated comprehensively.

As shown in fig. 5, 7 and 8, the heat dissipation assembly includes a shaft sleeve 56 sleeved on the second rotating shaft 46, at least two poking pieces 57 are rotatably connected to the outer peripheral side of the shaft sleeve 56, the plurality of poking pieces 57 are uniformly distributed on the outer peripheral side of the shaft sleeve 56 along the circumferential direction of the shaft sleeve 56, a positioning plate 58 is fixedly connected to the inner wall of the lower side of the box 45, a first optical axis 59 is rotatably connected to the positioning plate 58, a ratchet 60 matched with the poking pieces 57 is sleeved on the first optical axis 59, a limiting piece 63 for limiting the ratchet 60 is rotatably connected to the inner wall of the lower side of the box 45, a second torsion spring 62 capable of resetting the limiting piece 63 is fixedly connected between the limiting piece 63 and the inner wall of the lower side of the box 45, a first bevel gear 64 is sleeved on the end surface of the first optical axis 59 close to the center line of the box 45, a heat dissipation space 67 is defined in the lower end wall, the upper end surface of the second optical axis 66 is fixedly connected with a second bevel gear 65 which is meshed with the first bevel gear 64.

When the second rotating shaft 46 drives the shifting piece 57 to rotate forward, due to the limitation of the limiting piece 63 on the ratchet wheel 60, so that the poking sheet 57 can not poke the ratchet 60 to rotate in the box 45, when the hot air pipe is heated and the second rotating shaft 46 rotates reversely, the second rotating shaft 46 drives a plurality of shifting pieces 57 to rotate in the box body 45 through the shaft sleeve 56, the shifting pieces 57 shift the ratchet 60 to rotate in the rotating process, the ratchet 60 drives the first bevel gear 64 to rotate in the box body 45 through the first optical axis 59, the first bevel gear 64 is meshed with the second bevel gear 65 to drive the second bevel gear 65 to rotate in the box body 45, the second bevel gear 65 drives the fan blades 68 to rotate in the heat dissipation space 67 through the second optical axis 66 in the rotating process, the heated and contracted hot air pipe is cooled by the wind generated in the rotating process of the fan blade 68, so that the electric wire can be put into use as soon as possible.

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, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a centre gripping formula hot-blast main constriction device, includes base (10), its characterized in that: the electric heating device is characterized in that a power mechanism for driving the driving device to perform clamping work is arranged at the upper end of the base (10), a transmission mechanism for conducting energy is arranged at the left end of the power mechanism, a clamping mechanism for clamping an electric wire is arranged at the left end of the transmission mechanism, and an electric heating mechanism for heating the hot air pipe is arranged below the clamping mechanism in the base (10).

2. The pinch-type hot blast pipe shrinkage device according to claim 1, wherein: power unit is including fixed the setting bracing piece (11) of base (10) up end, slide (12) have been seted up in bracing piece (11), sliding connection has slider (13) in slide (12), the lower terminal surface of slider (13) with first compression spring (14) have been linked firmly between the bottom of slide (12), the right-hand member face of slider (13) has linked firmly handle (15), the up end of base (10) has linked firmly rack (17), rack (17) are located for base (10) the left side of bracing piece (11), lie in on base (10) the left side of rack (17) is seted up flutedly (16).

3. The pinch-type hot blast pipe shrinkage device according to claim 1, wherein: the electric heating mechanism comprises a U-shaped groove (25) arranged in the base (10), the left end of the U-shaped groove (25) is positioned in the base (10) and limited with a first placing cavity (20), the right end of the U-shaped groove (25) is positioned in the base (10) and limited with a second placing cavity (34), the lower end wall of the U-shaped groove (25) is limited with a third placing cavity (31), the inner walls of the left side and the right side of the U-shaped groove (25) are respectively provided with a sliding groove (26), the two sliding grooves (26) are symmetrically distributed in the left and right direction relative to the central line of the U-shaped groove (25), each sliding groove (26) is internally and slidably connected with a moving block (27), one side of each moving block (27) far away from the central line of the U-shaped groove (25) is respectively and fixedly connected with a push plate (22), a support plate (28) is fixedly connected between the two moving blocks (27), and the upper end, two second compression springs (30) are fixedly connected between the lower end face of the supporting plate (28) and the bottom end of the U-shaped groove (25), a wire rope (32) is connected between the lower end face of the supporting plate (28) and the lower end face of the power mechanism sliding block (13) in a transmission mode, the wire rope (32) passes through a third arrangement cavity (31) and a second arrangement cavity (34), guide wheels (33) for guiding the wire rope (32) are respectively connected in the third arrangement cavity (31) and the second arrangement cavity (34) in a rotating mode, two isolation components are arranged in the base (10) above the U-shaped groove (25), and the two isolation components are symmetrically distributed left and right about the center line of the U-shaped groove (25).

4. A pinch hot blast pipe shrinkage device according to claim 3, further comprising: the isolation subassembly is including setting up pneumatic cylinder (21), two of the U type groove (25) left and right sides pneumatic cylinder (21) are located respectively first arrangement chamber (20) with in chamber (34) is settled to the second, the piston rod of pneumatic cylinder (21) with push pedal (22) fixed connection, be located in base (10) the top of U type groove (25) is equipped with hydraulic pressure spout (18), sliding connection has hydraulic pressure slide bar (19) in hydraulic pressure spout (18), hydraulic pressure spout (18) with hydraulic pressure pipeline (23) have been linked firmly between pneumatic cylinder (21), pneumatic cylinder (21) with hydraulic pressure pipeline (23) junction is equipped with flow regulation valve (24).

5. The pinch-type hot blast pipe shrinkage device according to claim 2, wherein: drive mechanism is including fixed setting up casing (35) of power unit slider (13) left end face, the lower terminal surface of casing (35) has linked firmly two guide bar (36), guide bar (36a) for casing (35) are located the place ahead of guide bar (36b), two rotate between guide bar (36) and be connected with gear shaft (37), gear shaft (37) run through guide bar (36b), gear shaft (37) are located two the cover is equipped with on the part between guide bar (36) with rack (17) engaged with first gear (38), gear shaft (37) are located the cover is equipped with first belt pulley (39) on the part at guide bar (36b) rear, it is connected with first pivot (42) to rotate between the front and back both sides inner wall of casing (35), the cover is equipped with second belt pulley (40) on first pivot (42), second belt pulley (40) with the transmission is connected with first belt (41) between first belt pulley (39), first pivot (42) are gone up for casing (35) are located the place ahead cover of second belt pulley (40) is equipped with first sprocket (43).

6. The pinch-type hot blast pipe shrinkage device according to claim 5, wherein: the clamping mechanism comprises a box body (45) fixedly arranged on the left end surface of the shell (35), a second rotating shaft (46) is rotatably connected between the inner walls of the front side and the rear side of the box body (45), a second chain wheel (47) is sleeved on the second rotating shaft (46), a chain (44) is connected between the second chain wheel (47) and the first chain wheel (43) of the transmission mechanism in a transmission manner, third belt pulleys (48) are respectively sleeved on the left side and the right side of the second chain wheel (47) on the second rotating shaft (46), the two third belt pulleys (48) are symmetrically distributed on the left side and the right side of the center line of the second rotating shaft (46), the heat dissipation device is characterized in that two heat dissipation assemblies are arranged in the box body (45), two clamping assemblies are arranged at the left end of the box body (45), and the two heat dissipation assemblies and the two clamping assemblies are symmetrically distributed in the front and back direction respectively relative to the central line of the box body (45).

7. The pinch-type hot blast pipe shrinkage device according to claim 6, wherein: the clamping component comprises a connecting box (49) fixedly arranged on the left end surface of the box body (45), a third rotating shaft (52) is rotatably connected between the inner walls of the front side and the rear side of the connecting box (49), the third rotating shaft (52) penetrates through the end wall of one side of the connecting box (49) close to the central line of the box body (45) and extends to the external space, a fourth belt pulley (50) is sleeved on the part of the third rotating shaft (52) positioned in the connecting box (49), a second belt (51) is connected between the fourth belt pulley (50) and the third belt pulley (48) in a transmission way, the third rotating shaft (52) is positioned on the external space part and fixedly connected with an arc-shaped block (53), the upper end of the arc-shaped block (53) is rotatably connected with two partition plates (54), and a first torsion spring (55) is fixedly connected between each partition plate (54) and the arc-shaped block (53).

8. The pinch-type hot blast pipe shrinkage device according to claim 6, wherein: the heat dissipation assembly comprises a shaft sleeve (56) sleeved on the second rotating shaft (46), at least two shifting pieces (57) are rotatably connected to the outer peripheral side of the shaft sleeve (56), the shifting pieces (57) are uniformly distributed on the outer peripheral side of the shaft sleeve (56) along the circumferential direction of the shaft sleeve (56), a positioning plate (58) is fixedly connected to the inner wall of the lower side of the box body (45), a first optical axis (59) is rotatably connected to the positioning plate (58), a ratchet wheel (60) matched with the shifting pieces (57) is sleeved on the first optical axis (59), a limiting piece (63) for limiting the ratchet wheel (60) is rotatably connected to the inner wall of the lower side of the box body (45), a second torsion spring (62) capable of enabling the limiting piece (63) to reset is fixedly connected between the limiting piece (63) and the inner wall of the lower side of the box body (45), and a first bevel gear (64) is sleeved on the end face, close to the central line of the first optical axis (, the utility model discloses a solar energy water heater, including box (45), the lower terminal wall of box (45) is interior to be injectd heat dissipation space (67), heat dissipation space (67) internal rotation is connected with second optical axis (66), the cover is equipped with flabellum (68) on second optical axis (66), second optical axis (66) up end link firmly with first bevel gear (64) engaged with second bevel gear (65).

9. The use method of a pinch-type hot blast pipe shrinking device according to any one of claims 1 to 8, wherein: the method comprises the following specific steps:

s1, electrifying the device, and electrically heating a heating arc-shaped plate (29);

s2, after the temperature of the heating arc-shaped plate (29) rises, placing the electric wire sleeved with the hot air pipe into the arc-shaped block (53) through the partition plate (54), and controlling the hot air pipe to be positioned above the heating arc-shaped plate (29);

s3, after the electric wire is placed, pressing down a handle (15), driving a sliding block (13) to move downwards in a sliding way (12) by the handle (15), canceling the pulling force on a supporting plate (28) by a wire rope (32), moving the supporting plate (28) upwards in a moving block (27), pushing out a heating arc-shaped plate (29) on one hand in the upwards moving process of the supporting plate (28), pulling a piston rod of a hydraulic cylinder (21) by the supporting plate (28) through a pushing plate (22), sucking hydraulic oil in a hydraulic sliding groove (18) into the hydraulic cylinder (21) by using a flow regulating valve (24), opening a hydraulic sliding rod (19), wherein the opening speed of the hydraulic sliding rod (19) is greater than the ascending speed of the heating arc-shaped plate (29);

s4, the sliding block (13) moves downwards, meanwhile, the shell (35) drives the first gear (38) to be meshed with the rack (17), the first gear (38) is controlled to rotate, when the first gear (38) rotates, the arc-shaped block (53) is driven to rotate through energy transmission of the transmission mechanism, namely, the arc-shaped block (53) drives the electric wire to rotate above the heating arc-shaped plate (29), and the heat distribution pipe is heated comprehensively to be contracted;

s5, after the hot air pipe shrinks, the handle (15) is loosened, the sliding block (13) moves upwards in the sliding way (12), at the moment, the first gear (38) is reversely meshed with the rack (17), the first gear (38) controls the fan blades (68) to rotate in the gear shaft (37) through the transmission mechanism, and the heated hot air pipe is rapidly cooled so that the electric wire can be put into use as soon as possible.