Cooling equipment for pipeline production

Abstract

The utility model discloses cooling equipment for pipeline production. The cooling equipment comprises an underframe, a motor and conveying rollers, a plurality of groups of parallel conveying rollers are rotationally matched on the bottom frame, a shuttling barrel with a cylindrical structure is supported on the bottom frame by adopting a supporting table, sliding sleeves in a circumferential array are arranged on the shuttling barrel, a sliding rod with a rod-shaped structure is in sliding fit in each group of sliding sleeves, one ends of the sliding rods are jointly fixed on a moving ring with a ring structure, and the other ends of the sliding rods are fixed on the moving ring. A variable-diameter adjusting mechanism is arranged on the side, away from the moving ring, of each sliding rod, a nozzle is arranged on the side, away from the moving ring, of a variable-diameter frame of each variable-diameter adjusting mechanism, a spraying opening of each nozzle faces the direction aligned to the axis of the corresponding sliding sleeve, and each nozzle is communicated with a water pipe connector; the cooling device has the beneficial effects that the distance between the nozzle and the pipe wall of the to-be-cooled pipe can be adjusted according to the pipe diameter of the to-be-cooled pipe, and the cooling effect on the to-be-cooled pipe is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to pipeline cooling equipment technical field, especially relate to a cooling equipment for pipeline production. BACKGROUND

[0002] When the extruder produces the pipeline, needs to cool the pipeline forming and rapid cooling. The prior art patent literature with the publication number CN115352016A provides a kind of extruder of PVC pipeline forming of fast cooling, belong to PVC pipeline forming technical field. A kind of extruder of PVC pipeline forming of fast cooling, including water tank, cooling tank, extrusion structure and spray tank, water tank is used to recycle the water that is sprayed, cooling tank is used to cool the water in water tank;By corresponding design nozzle and spray head in the four corners of pipeline, then by rotating motor drives nozzle reciprocating rotation, corresponding spray head rotates when there is intersection point, at this time, all parts of pipeline will be evenly sprayed, cooling is more uniform, avoid the problem that existing technology will exist middle point weak spraying, can guarantee pipeline forming quality.

[0003] The spray head of the above-mentioned prior art is fixedly arranged, that is, when the pipe diameter of the pipe to be cooled changes, the distance between the pipe wall of the pipe to be cooled and the spray head is inconsistent. However, the distance between the spray head and the pipe wall of the pipe to be cooled needs to be controlled within a reasonable range. If the distance between the spray head and the pipe wall of the pipe to be cooled is too small, the spraying range will contact the pipe wall of the pipe to be cooled before the cooling water is diffused, resulting in uneven cooling of the pipe wall of the pipe to be cooled. If the distance between the spray head and the pipe wall of the pipe to be cooled is too large, the cooling water will spread too much, resulting in that the pipe wall of the pipe to be cooled contacts the flow with too small flow, and the flow of the cooling water is not enough, so that the heat that can be taken away is limited, resulting in poor cooling effect. Therefore, the existing technology needs a pipeline production cooling device that can adjust the distance between the spray head and the pipe wall of the pipe to be cooled. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a kind of cooling equipment for pipeline production to solve the technical problem that the distance between the spray head and the pipe wall of the pipe to be cooled cannot be adjusted in the above-mentioned background technology.

[0005] The above-mentioned technical purpose of the utility model is realized by the following technical scheme:

[0006] A kind of cooling equipment for pipe production, comprising: chassis, motor, conveying roller;Rotary cooperation has multiple groups of parallel conveying roller on the chassis, and the chassis is supported with the shuttle cylinder of cylindrical structure using support table, and the shuttle cylinder is provided with circumferential array of sliding sleeve, and each group of sliding sleeve is slidably connected with the sliding rod of rod structure, and one end of sliding rod is fixed on the moving ring of ring structure, and the side of each group of sliding rod away from moving ring is provided with the diameter adjusting mechanism, and the diameter adjusting mechanism includes: fixed frame, parallel link, variable diameter frame, deflection link;Wherein fixed frame is fixed on its adjacent sliding sleeve, and two kinds of parallel link of same size are rotatably connected on each fixed frame, and the other side of two groups of parallel link and the variable diameter frame of cross frame structure are rotatably connected, and the middle part of the parallel link near the axis of the shuttle cylinder is rotatably connected with a deflection link, and the other end of the deflection link and its adjacent sliding rod are rotatably connected, and the side of variable diameter frame away from moving ring is provided with nozzle, and the nozzle nozzle is aimed at the direction of the axis of sliding sleeve, and the nozzle and a water pipe joint are in communication.

[0007] Further: in order to realize non-manual spray distance adjustment, at least one group of hydraulic rods is fixed on the shuttle cylinder, the telescopic end of the hydraulic rod is fixedly connected with the moving ring, and the axis of the hydraulic rod is parallel to the axis of the shuttle cylinder.

[0008] Further: in order to make the axis of the shuttle cylinder coincide with the axis of the pipe to be cooled, the support table connected with the shuttle cylinder and the chassis is a lifting platform structure, and the support table is a shearing lifting platform or a hydraulic lifting platform.

[0009] Further: in order to prevent the conveying roller from conveying the pipe to be cooled and keeping the pipe to be cooled perpendicular to the conveying roller, the same position of all conveying rollers is provided with a circumferential slot with a V-shaped longitudinal section profile to form a V-shaped slot.

[0010] Further: in order to enable the conveying roller to transport the pipe to be cooled autonomously without external power, a motor is fixed on one side of the chassis, the motor is drivingly connected with all conveying rollers through a transmission mechanism, one end of all pipes is coaxially fixed with a driven sprocket, and the output shaft of the motor is provided with a driving sprocket, and in addition to the driven sprocket, a transmission sprocket is coaxially fixed on one group of conveying rollers near the motor, the transmission sprocket and the driving sprocket are engaged and driven through a chain, and all driven sprockets are engaged and driven through a chain.

[0011] Further: in order to increase the amount of spray cooling water, at least two groups of nozzles are provided on the variable diameter frame, and the nozzles on the same variable diameter frame are in communication with the same water pipe joint.

[0012] Further: in order to increase the uniformity of spraying, the number of groups of sliding sleeve, sliding rod and diameter adjusting mechanism is not less than five.

[0013] Further, in order to recycle the cooling water, the bottom frame and the sliding sleeve are covered with a box-shaped cooling water collecting shell.

[0014] In summary, the utility model has the following beneficial effects:

[0015] ①The distance between the nozzle and the pipe wall of the pipe to be cooled can be adjusted according to the pipe diameter of the pipe to be cooled: when cooling different pipe diameters of the pipe to be cooled, the variable-diameter adjusting mechanism is set up, the driving coil drives all the sliding rods to slide in the sliding sleeve, and then the sliding rods pull and move the deflection connecting rods matched therewith, because the deflection connecting rods are rotationally matched with the middle part of the parallel connecting rods, the deflection connecting rods drive the parallel connecting rods to deflect, according to the parallelogram principle, the two groups of deflection connecting rods drive the variable-diameter frame to move outward or inward relative to the sliding sleeve, and then the distance between the nozzle at the end of the deflection connecting rod and the axis of the sliding sleeve is adjusted, the distance between the nozzle and the pipe wall of the pipe to be cooled is adjusted through the above adjustment mode, and then the spraying range and the spraying flow of the nozzle are adapted to the diameter of the pipe to be cooled, so that the cooling effect of the pipe to be cooled is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is the overall structure schematic view of the utility model;

[0017] Figure 2 is the overall side structure schematic view of the utility model;

[0018] Figure 3 is the structure schematic view of the variable-diameter adjusting mechanism in the utility model;

[0019] Figure 4 is Figure 3 is the enlarged view of structure A in the utility model;

[0020] In the figure, 1 is a bottom frame, 2 is a motor, 3 is a conveying roller, 4 is a shuttle cylinder, 5 is a sliding sleeve, 6 is a sliding rod, 7 is a driving coil, 8 is a variable-diameter adjusting mechanism, 9 is a transmission mechanism, 10 is a hydraulic rod, 11 is a nozzle, 12 is a water pipe joint, 13 is a pipe to be cooled, 31 is a V-shaped groove, 41 is a support table, 81 is a fixed frame, 82 is a parallel connecting rod, 83 is a variable-diameter frame, 84 is a deflection connecting rod, 91 is a driving sprocket, 92 is a transmission sprocket, and 93 is a driven sprocket. DETAILED DESCRIPTION

[0021] The utility model will be further described in detail below in combination with the drawings.

[0022] Embodiment:

[0023] Please refer to Figures 1-4 The utility model provides technical schemes:

[0024] A kind of cooling equipment for pipe production, including: chassis 1, motor 2, conveying roller 3;Rotary cooperation has multiple groups of parallel conveying roller 3 on the chassis 1, and the chassis 1 is supported with the shuttle cylinder 4 of cylindrical structure using support table 41, and the shuttle cylinder 4 is provided with circumferential array of sliding sleeve 5, and each group of sliding sleeve 5 is slidably connected with the sliding rod 6 of rod structure, and one end of sliding rod 6 is fixed on the moving ring 7 of ring structure, and the side of each group of sliding rod 6 away from moving ring 7 is provided with variable-diameter adjusting mechanism 8, and variable-diameter adjusting mechanism 8 includes: fixed frame 81, parallel link 82, variable-diameter frame 83, deflection link 84;Wherein fixed frame 81 is fixed on its similar sliding sleeve 5, and two kinds of parallel link 82 of same size are rotatably connected on each fixed frame 81, and the other side of two groups of parallel link 82 and a horizontal frame structure variable-diameter frame 83 are rotatably connected, wherein the middle part of the parallel link 82 close to the axis of the shuttle cylinder 4 is rotatably connected with a deflection link 84, and the other end of the deflection link 84 is rotatably connected with the similar sliding rod 6, and the side of the variable-diameter frame 83 away from the moving ring 7 is provided with a nozzle 11, and the nozzle 11 nozzle is oriented to the direction of the axis of the sliding sleeve 5, and the nozzle 11 is in communication with a water pipe joint 12.

[0025] In order to realize non-manual spray distance adjustment, at least one group of hydraulic rods 10 is fixed on the shuttle cylinder 4, the telescopic end of the hydraulic rod 10 is fixedly connected with the moving ring 7, and the axis of the hydraulic rod 10 is parallel to the axis of the shuttle cylinder 4.

[0026] In order to make the axis of the shuttle cylinder 4 coincide with the axis of the to-be-cooled pipe 13, the support table 41 connected with the shuttle cylinder 4 and the chassis 1 is a lifting platform structure, and the support table 41 is a shearing type lifting table or a hydraulic lifting table.

[0027] In order to prevent the to-be-cooled pipe 13 from being kept vertical to the conveying roller 3 when the conveying roller 3 conveys the to-be-cooled pipe 13, the same position of all the conveying rollers 3 is provided with a circumferential slot with a V-shaped longitudinal section profile to form a V-shaped slot 31.

[0028] In order to enable the to-be-cooled pipe 13 to be transported autonomously without external power under the conveying roller 3, a motor 2 is fixed on one side of the chassis 1, the motor 2 is drivingly connected with all the conveying rollers 3 through a transmission mechanism 9, one end of all the to-be-cooled pipes 13 is coaxially fixed with a driven sprocket 93, and the output shaft of the motor 2 is provided with a driving sprocket 91, one group of conveying rollers 3 close to the motor 2 is coaxially fixed with a transmission sprocket 92 in addition to the driven sprocket 93, the transmission sprocket 92 and the driving sprocket 91 are drivingly engaged through a chain, and all the driven sprockets 93 are drivingly engaged through a chain.

[0029] In order to increase the amount of spraying cooling water, the nozzles 11 on the variable-diameter frame 83 are provided with at least two groups, and the nozzles 11 on the same variable-diameter frame 83 are in communication with the same water pipe joint 12.

[0030] In order to increase the uniformity of the spraying, the number of groups of the sliding sleeve 5, the slide rod 6 and the variable-diameter adjusting mechanism 8 is not less than five.

[0031] In order to be able to recycle the cooling water, the bottom frame 1 and the sliding sleeve 5 are covered with a box-shaped cooling water collecting shell (not shown in the figure for showing the internal structure).

[0032] Brief description of the use process:

[0033] In use, first, the motor 2 is connected with a power supply with a switch, then the hydraulic rod 10 is connected with a hydraulic controller, and then all the water pipe joints 12 are connected with a cooling water path by using a hose.

[0034] After the cooling pipe 13 comes out of the vacuum forming machine (the last process equipment for cooling), it is received on the V-shaped groove 31 of all the conveying rollers 3, the motor 2 is powered to work, the motor 2 drives the transmission sprocket 92 to rotate through the drive sprocket 91 at the output end of the motor 2, the transmission sprocket 92 drives the driven sprocket 93 coaxial with it to rotate, the driven sprocket 93 drives all the driven sprockets 93 to rotate through the chain, and then all the conveying rollers 3 obtain rotary power, by changing the rotating direction of the motor 2, the conveying rollers 3 rotate to move the cooling pipe 13 on them towards the shuttle cylinder 4, and make it penetrate the shuttle cylinder 4 between all the nozzles 11.

[0035] Then the water path connected with all the water pipe joints 12 is opened, the water pipe joints 12 supply water to all the nozzles 11 connected with them, the nozzles 11 start to spray water to spray and cool the cooling pipe 13 in the middle, with the rotation of the conveying rollers 3, the cooling pipe 13 is cooled while moving, and then the whole section of the cooling pipe 13 is cooled, and the cooling water is collected by the cooling water collecting shell on the outer periphery of the bottom frame 1 and the sliding sleeve 5.

[0036] When cooling the to-be-cooled pipe 13 with different diameters, the hydraulic rod 10 is driven to stretch and retract, the moving ring 7 is driven to move by the hydraulic rod 10, all the slide rods 6 are driven to slide in the slide sleeve 5 by the moving ring 7, and then the slide rods 6 drive the deflection connecting rods 84 matched therewith to move, because the deflection connecting rods 84 are rotatably matched with the middle part of the parallel connecting rods 82 at the other end, the deflection connecting rods 84 drive the parallel connecting rods 82 to deflect, according to the parallelogram principle, the two groups of deflection connecting rods 84 drive the variable-diameter frame 83 to move outward or inward relative to the slide sleeve 5, and then the distance between the nozzles 11 at the end of the deflection connecting rods 84 and the axis of the slide sleeve 5 is adjusted, the supporting table 41 is started to ascend and descend, the slide sleeve 5 and the components thereon are driven to ascend or descend by the supporting table 41, the axis of the slide sleeve 5 coincides with the axis of the to-be-cooled pipe 13, the distance between the nozzles 11 and the pipe wall of the to-be-cooled pipe 13 is adjusted by the above adjustment mode, and then the spraying range and the spraying flow of the nozzles 11 are adapted to the diameter of the to-be-cooled pipe 13, so that the cooling effect of the to-be-cooled pipe 13 is improved.

[0037] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model. Those skilled in the art can make modifications without creative contribution according to the needs after reading the specification, and as long as the modifications are within the scope of the claims of the utility model, the utility model is protected by the patent law.

Claims

1. A cooling apparatus for pipe production, comprising: The utility model provides a kind of bottom frame (1), motor (2), conveying roller (3);Its characterized in that: the bottom frame (1) is rotatably connected with multiple groups of parallel conveying roller (3), and the bottom frame (1) is supported with the shuttle cylinder (4) of cylindrical structure using support table (41), and the shuttle cylinder (4) is provided with circumferential array sliding sleeve (5), and each group of sliding sleeve (5) is slidably connected with the sliding rod (6) of rod structure, and one end of sliding rod (6) is fixed on the moving ring (7) of ring structure, and the side of each group of sliding rod (6) away from moving ring (7) is provided with variable-diameter adjusting mechanism (8), and variable-diameter adjusting mechanism (8) includes: fixed frame (81), parallel link (82), variable-diameter frame (83), deflection link (84);Wherein fixed frame (81) is fixed on its adjacent sliding sleeve (5), and each group of fixed frame (81) is rotatably connected with two kinds of parallel link (82) of same size, and the other side of two groups of parallel link (82) is rotatably connected with the variable-diameter frame (83) of horizontal frame structure, and the middle part of parallel link (82) near the axis of shuttle cylinder (4) side is rotatably connected with a deflection link (84), and the other end of deflection link (84) is rotatably connected with its adjacent sliding rod (6), and the side of variable-diameter frame (83) away from moving ring (7) is provided with nozzle (11), and the direction of nozzle (11) nozzle is aligned with the axis of sliding sleeve (5), and nozzle (11) and water pipe connector (12) are communicated.

2. The cooling apparatus for pipe production according to claim 1, characterized by: At least one group of hydraulic rods (10) are fixed on the shuttle cylinder (4), the telescopic end of the hydraulic rod (10) is fixedly connected with the moving ring (7), and the axis of the hydraulic rod (10) is parallel to the axis of the shuttle cylinder (4).

3. A cooling apparatus for pipe production according to claim 2, characterized in that: The support table (41) connected with the shuttle cylinder (4) and the bottom frame (1) is a lifting platform structure, and the support table (41) is a shearing lifting table or a hydraulic lifting table.

4. The cooling apparatus for pipe production according to claim 1, characterized by: V-shaped circumferential grooves (31) are formed in the same position of all the conveying rollers (3).

5. The cooling apparatus for pipe production according to claim 1, characterized by: One side of the bottom frame (1) is fixed with a motor (2), and the motor (2) is drivingly connected with all the conveying rollers (3) through a transmission mechanism (9); one end of all the cooling pipes (13) is coaxially fixed with a driven sprocket (93), and the output shaft of the motor (2) is provided with a driving sprocket (91), wherein one group of conveying rollers (3) near the motor (2) is coaxially fixed with a transmission sprocket (92) in addition to the driven sprocket (93), and the transmission sprocket (92) and the driving sprocket (91) are drivingly engaged through a chain, and all the driven sprockets (93) are drivingly engaged through a chain.

6. The cooling apparatus for pipe production according to claim 1, characterized by: The nozzles (11) on the same variable-diameter frame (83) and the same water pipe connector (12) are communicated.

7. The cooling apparatus for pipe production according to claim 1, characterized by: The number of groups of sliding sleeves (5), sliding rods (6) and variable-diameter adjusting mechanisms (8) is not less than five.

8. The cooling apparatus for pipe production according to claim 1, characterized by: The bottom frame (1) and the outer periphery of the sliding sleeve (5) are covered with a box-shaped cooling water collection shell.

Images