CN210508442U - Welding ball net rack positioning device for tall building - Google Patents
Welding ball net rack positioning device for tall building Download PDFInfo
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- CN210508442U CN210508442U CN201920895085.2U CN201920895085U CN210508442U CN 210508442 U CN210508442 U CN 210508442U CN 201920895085 U CN201920895085 U CN 201920895085U CN 210508442 U CN210508442 U CN 210508442U
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- 238000003466 welding Methods 0.000 title claims abstract description 103
- 210000000078 claw Anatomy 0.000 claims abstract description 50
- 238000007906 compression Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 9
- 240000004282 Grewia occidentalis Species 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 8
- 230000001788 irregular Effects 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 8
- 230000003044 adaptive effect Effects 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 229910000679 solder Inorganic materials 0.000 description 4
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Abstract
The utility model discloses a welding ball net rack positioning device for tall buildings, belonging to the field of roof construction of tall buildings, comprising a plurality of ball supporting units; the ball supporting unit comprises a ball supporting adjusting mechanism, a height adjusting mechanism and a supporting seat; the ball supporting adjusting mechanism comprises a cylindrical shell, a large conical fluted disc, six supporting claws and three small conical teeth; the three small bevel teeth are meshed with the bottom of the big bevel gear disc; the top of the big conical fluted disc is provided with a plane thread; the bottom of the supporting claw is provided with a bottom tooth, and the bottom tooth is matched with the plane thread; the height adjusting mechanism comprises a stud and an internal thread cylinder; the stud is fixed at the bottom of the cylindrical shell, and the height of the ball supporting adjusting mechanism can be adjusted by screwing or unscrewing an internal thread cylinder arranged on the supporting seat; the utility model discloses a welding ball rack positioner for tall and big building can carry out quick tack welding on ground according to the irregular molding of welding ball rack of tall and big building, improves work efficiency and connection precision.
Description
Technical Field
The utility model belongs to tall building roof construction field, specifically speaking relate to a welding ball rack positioner for tall building.
Background
The steel structure is a hyperstatic space system formed by combining rod pieces with various cross sections, such as steel pipes, section steel or angle steel, according to a certain geometric figure. Steel grid structures began to appear in china in the 60 th of the 20 th century, and nowadays, a large number of buildings in china adopt steel grid structures. The node forms of the steel net rack are various, and welding ball nodes and bolt ball nodes are commonly used. The welded ball joint is suitable for round steel tube connection, and has the advantages of simple joint structure, definite force transfer and higher overall rigidity. However, the net rack is difficult to realize when being installed in place, and often needs high-altitude welding, so that the construction difficulty and the danger coefficient are higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned weak point provides a welding ball rack positioner for tall building, plans to solve the problem that the welding ball rack of current tall building needs high altitude welding, the construction degree of difficulty is big, the inefficiency, the precision is low. In order to achieve the above object, the utility model provides a following technical scheme:
a welding ball net rack positioning device for tall buildings comprises a plurality of ball supporting units 1; the ball supporting unit 1 comprises a ball supporting adjusting mechanism 2, a height adjusting mechanism 3 and a supporting seat 4; the ball supporting adjusting mechanism 2 comprises a cylindrical shell 21, a large conical fluted disc 22, six supporting claws 23 and three small conical teeth 24; three small conical teeth 24 capable of rotating around the axis of the cylindrical shell 21 are arranged on the circumferential surface of the cylindrical shell; the three small bevel gears 24 are meshed with the bottom of the large bevel gear disc 22 and are used for driving the large bevel gear disc 22 to rotate in the cylindrical shell 21; the top of the big conical fluted disc 22 is provided with a plane thread; the bottom of the supporting claw 23 is provided with a bottom tooth, and the bottom tooth is matched with the plane thread; when the large conical fluted disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or depart from the center of the large conical fluted disc 22 and are used for adjusting the optimal ball supporting position according to the size of the welded ball 5; the height adjusting mechanism 3 comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed at the bottom of the cylindrical shell 21, and the height of the ball supporting adjusting mechanism 2 can be adjusted by screwing or unscrewing an internal thread cylinder 32 arranged on the supporting seat 4; the support seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform. According to the structure, the welded ball net rack with various shapes can be constructed and welded on the ground and then hung on a roof, so that high-altitude welding is avoided, and the construction difficulty is reduced; when the welding ball grid frame is welded on the ground, the three-dimensional space position of each welding ball 5 is determined, one welding ball 5 is supported by one ball supporting unit 1, the ball supporting adjusting mechanism 2 is used for adapting to the welding balls 5 with different sizes, the optimal ball supporting position is adjusted according to the size of the welding ball 5, the welding ball is supported better, and the compatibility is strong; the height adjusting mechanism 3 is used for adjusting the heights of the welding balls 5 and the platform, and the supporting seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform, so that the positions of a plurality of welding balls 5 of the welding ball net rack are determined, and the welding ball net rack can be easily welded according to the designed shape; the ball supporting unit 1 can be suitable for various irregular welding ball net frames and supporting welding balls 5 with various sizes, and can be repeatedly used and adjusted and arranged; the principle of the ball supporting adjusting mechanism 2 for adjusting the adaptive size is as follows: three small conical teeth 24 capable of rotating by the axes of the small conical teeth are arranged on the circumferential surface of the cylindrical shell 21, the three small conical teeth 24 are meshed with the bottom of the large conical tooth disc 22 to drive the large conical tooth disc 22 to rotate in the cylindrical shell 21, planar threads are arranged at the top of the large conical tooth disc 22, bottom teeth are arranged at the bottoms of the supporting claws 23 and are matched with the planar threads, and when the large conical tooth disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or move away from the center of the large conical tooth disc 22 to adjust the optimal ball supporting position according to the size of the welding ball 5; the principle of the height adjustment mechanism 3 for adjusting the adaptive height size is as follows: comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed to the bottom of the cylindrical housing 21 and can adjust the height of the solder ball 5 by screwing or unscrewing an internally threaded cylinder 32 provided on the support base 4.
Further, the height adjusting mechanism 3 further includes an outer cylinder 33; the outer cylinder 33 is fixed at the bottom of the cylindrical shell 21, and the stud 31 is arranged in the outer cylinder 33; the stud 31 and the outer cylinder 33 are coaxial, and a certain gap is formed between the stud 31 and the outer cylinder 33; the clearance is used for accommodating the internally threaded barrel 32 when the stud 31 is screwed into the internally threaded barrel 32. As can be seen from the above configuration, when the stud 31 is screwed into the female screw cylinder 32, the screw cylinder 32 is accommodated between the stud 31 and the outer cylinder 33, the outer cylinder 33 protects the surface of the stud 31 from being cleaned, and the degree of height adjustment is easily recognized by the change in the relative distance between the outer cylinder 33 and the female screw cylinder 32.
Further, the height adjusting mechanism 3 further includes a compression spring 34; the compression spring 34 is sleeved on the outer cylinder 33 and compressed between the cylindrical shell 21 and the support seat 4. With the above structure, the compression spring 34 exerts a force to expand the space between the cylindrical shell 21 and the support seat 4, and the force exerts a force to pull the stud 31 outward relative to the internally threaded cylinder 32, thereby ensuring the reliability of the height adjustment of the stud 31 screwed into the internally threaded cylinder 32.
Further, a cylindrical groove 41 is formed in the center of the bottom of the support seat 4; a movable conical block 42 is arranged in the cylindrical groove 41; the movable conical block 42 is connected with the bottom surface of the cylindrical groove 41 through a small spring; the small spring serves to keep the moving cone 42 having a tendency to protrude out of the cylindrical recess 41. According to the structure, the supporting seat 4 needs to fix the ball supporting unit 1 at a certain position of the platform, after the positioning position is found on the platform, a positioning concave point is drilled, the movable conical block 42 is abutted against the positioning concave point and slowly retracts into the cylindrical groove 41, and the position of the ball supporting unit 1 is only and accurately determined; the movable conical block 42 is propped against the positioning concave point, and the supporting seat 4 can not move randomly.
Further, the support seat 4 is provided with a bolt hole 43 near the edge; the bolt holes 43 are used for screwing in bolts to fix the support base 4 at a certain position of the platform. As can be seen from the above structure, the bolt holes 43 are used for screwing in bolts to fix the support base 4 on the platform at a certain position, and there are generally three bolt holes 43.
Further, an elevation scale line 35 is arranged on the outer wall of the internal thread cylinder 32; the bottom edge of the outer cylinder 33 is matched with an elevation scale line 35 to determine the height of the ball supporting adjusting mechanism 2. With the above structure, the bottom edge of the outer cylinder 33 can be matched with the elevation dimension line 35 to accurately adjust the welding ball 5 to a required height.
Further, a rubber layer 25 is arranged on the contact surface of the supporting claw 23 and the welding ball 5; the rubber layer 25 is used for increasing the attaching force of the supporting claw 23 and the welding ball 5. As is apparent from the above configuration, the welding ball 5 may slip and rotate, which may affect the welding efficiency, and the rubber layer 25 increases the contact force between the receiving claw 23 and the welding ball 5, thereby preventing the welding ball 5 from moving.
Further, the cylindrical shell 21 is provided with guide grooves distributed radially; the guide groove is used for matching with the supporting claw 23 to move; an indicating needle is arranged on the side surface of the supporting claw 23; a radial dimension line 26 is arranged on the cylindrical shell 21 along the guide groove; the pointer cooperates with the radial dimension line 26 to determine the extent to which the holding jaw 23 is moved closer to or further away from the centre of the large conical toothed disc 22. According to the structure, when the large conical fluted disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or leave towards the center of the large conical fluted disc 22 and move along the guide groove; the pointer engages the radial dimension line 26 to accurately know how far the holding jaw 23 is approaching or receding toward the center of the large conical toothed disc 22.
Furthermore, the six supporting claws 23 and the three small conical teeth 24 are uniformly distributed at intervals; an inner four-corner sleeve is arranged at the outer end of the small bevel gear 24. According to the structure, the four-corner sleeve is conveniently connected with the manual rotary head, and the optimal ball supporting position is quickly adjusted according to the size of the welded ball 5.
The utility model has the advantages that:
1. the utility model discloses a welding ball net rack positioning device for tall buildings, which comprises a plurality of ball supporting units; the ball supporting unit comprises a ball supporting adjusting mechanism, a height adjusting mechanism and a supporting seat; the ball supporting adjusting mechanism comprises a cylindrical shell, a large conical fluted disc, six supporting claws and three small conical teeth; the three small bevel teeth are meshed with the bottom of the big bevel gear disc; the top of the big conical fluted disc is provided with a plane thread; the bottom of the supporting claw is provided with a bottom tooth, and the bottom tooth is matched with the plane thread; the height adjusting mechanism comprises a stud and an internal thread cylinder; the stud is fixed at the bottom of the cylindrical shell, and the height of the ball supporting adjusting mechanism can be adjusted by screwing or unscrewing an internal thread cylinder arranged on the supporting seat; the utility model discloses a welding ball rack positioner for tall and big building can carry out quick tack welding on ground according to the irregular molding of welding ball rack of tall and big building, improves work efficiency and connection precision.
Drawings
FIG. 1 is a schematic view of a partial sectional structure of a ball supporting unit of the present invention;
FIG. 2 is a schematic view of the ball-holding unit of the present invention with the compression spring removed;
FIG. 3 is a schematic view of the big bevel gear disc and the small bevel gear according to the present invention;
FIG. 4 is a schematic view of the engagement between the planar threads and the supporting claws on the top of the big conical fluted disc of the present invention;
FIG. 5 is a top schematic view of the cylindrical shell of the present invention;
FIG. 6 is a schematic view of the structure of the supporting claw of the present invention;
fig. 7 is a schematic view of the grid structure of the present invention;
in the drawings: the welding device comprises a 1-ball supporting unit, a 2-ball supporting adjusting mechanism, a 3-height adjusting mechanism, a 4-supporting seat, a 5-welding ball, a 21-cylindrical shell, a 22-large conical fluted disc, a 23-supporting claw, a 24-small conical tooth, a 25-rubber layer, a 26-radial scale line, a 31-stud, a 32-internal thread cylinder, a 33-external cylinder, a 34-compression spring, a 35-elevation scale line, a 41-cylindrical groove, a 42-movable conical block and a 43-bolt hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments, but the present invention is not limited to the following embodiments.
The first embodiment is as follows:
see figures 1-7. A welding ball net rack positioning device for tall buildings comprises a plurality of ball supporting units 1; the ball supporting unit 1 comprises a ball supporting adjusting mechanism 2, a height adjusting mechanism 3 and a supporting seat 4; the ball supporting adjusting mechanism 2 comprises a cylindrical shell 21, a large conical fluted disc 22, six supporting claws 23 and three small conical teeth 24; three small conical teeth 24 capable of rotating around the axis of the cylindrical shell 21 are arranged on the circumferential surface of the cylindrical shell; the three small bevel gears 24 are meshed with the bottom of the large bevel gear disc 22 and are used for driving the large bevel gear disc 22 to rotate in the cylindrical shell 21; the top of the big conical fluted disc 22 is provided with a plane thread; the bottom of the supporting claw 23 is provided with a bottom tooth, and the bottom tooth is matched with the plane thread; when the large conical fluted disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or depart from the center of the large conical fluted disc 22 and are used for adjusting the optimal ball supporting position according to the size of the welded ball 5; the height adjusting mechanism 3 comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed at the bottom of the cylindrical shell 21, and the height of the ball supporting adjusting mechanism 2 can be adjusted by screwing or unscrewing an internal thread cylinder 32 arranged on the supporting seat 4; the support seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform. According to the structure, the welded ball net rack with various shapes can be constructed and welded on the ground and then hung on a roof, so that high-altitude welding is avoided, and the construction difficulty is reduced; when the welding ball grid frame is welded on the ground, the three-dimensional space position of each welding ball 5 is determined, one welding ball 5 is supported by one ball supporting unit 1, the ball supporting adjusting mechanism 2 is used for adapting to the welding balls 5 with different sizes, the optimal ball supporting position is adjusted according to the size of the welding ball 5, the welding ball is supported better, and the compatibility is strong; the height adjusting mechanism 3 is used for adjusting the heights of the welding balls 5 and the platform, and the supporting seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform, so that the positions of a plurality of welding balls 5 of the welding ball net rack are determined, and the welding ball net rack can be easily welded according to the designed shape; the ball supporting unit 1 can be suitable for various irregular welding ball net frames and supporting welding balls 5 with various sizes, and can be repeatedly used and adjusted and arranged; the principle of the ball supporting adjusting mechanism 2 for adjusting the adaptive size is as follows: three small conical teeth 24 capable of rotating by the axes of the small conical teeth are arranged on the circumferential surface of the cylindrical shell 21, the three small conical teeth 24 are meshed with the bottom of the large conical tooth disc 22 to drive the large conical tooth disc 22 to rotate in the cylindrical shell 21, planar threads are arranged at the top of the large conical tooth disc 22, bottom teeth are arranged at the bottoms of the supporting claws 23 and are matched with the planar threads, and when the large conical tooth disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or move away from the center of the large conical tooth disc 22 to adjust the optimal ball supporting position according to the size of the welding ball 5; the principle of the height adjustment mechanism 3 for adjusting the adaptive height size is as follows: comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed to the bottom of the cylindrical housing 21 and can adjust the height of the solder ball 5 by screwing or unscrewing an internally threaded cylinder 32 provided on the support base 4.
Example two:
see figures 1-7. A welding ball net rack positioning device for tall buildings comprises a plurality of ball supporting units 1; the ball supporting unit 1 comprises a ball supporting adjusting mechanism 2, a height adjusting mechanism 3 and a supporting seat 4; the ball supporting adjusting mechanism 2 comprises a cylindrical shell 21, a large conical fluted disc 22, six supporting claws 23 and three small conical teeth 24; three small conical teeth 24 capable of rotating around the axis of the cylindrical shell 21 are arranged on the circumferential surface of the cylindrical shell; the three small bevel gears 24 are meshed with the bottom of the large bevel gear disc 22 and are used for driving the large bevel gear disc 22 to rotate in the cylindrical shell 21; the top of the big conical fluted disc 22 is provided with a plane thread; the bottom of the supporting claw 23 is provided with a bottom tooth, and the bottom tooth is matched with the plane thread; when the large conical fluted disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or depart from the center of the large conical fluted disc 22 and are used for adjusting the optimal ball supporting position according to the size of the welded ball 5; the height adjusting mechanism 3 comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed at the bottom of the cylindrical shell 21, and the height of the ball supporting adjusting mechanism 2 can be adjusted by screwing or unscrewing an internal thread cylinder 32 arranged on the supporting seat 4; the support seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform. According to the structure, the welded ball net rack with various shapes can be constructed and welded on the ground and then hung on a roof, so that high-altitude welding is avoided, and the construction difficulty is reduced; when the welding ball grid frame is welded on the ground, the three-dimensional space position of each welding ball 5 is determined, one welding ball 5 is supported by one ball supporting unit 1, the ball supporting adjusting mechanism 2 is used for adapting to the welding balls 5 with different sizes, the optimal ball supporting position is adjusted according to the size of the welding ball 5, the welding ball is supported better, and the compatibility is strong; the height adjusting mechanism 3 is used for adjusting the heights of the welding balls 5 and the platform, and the supporting seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform, so that the positions of a plurality of welding balls 5 of the welding ball net rack are determined, and the welding ball net rack can be easily welded according to the designed shape; the ball supporting unit 1 can be suitable for various irregular welding ball net frames and supporting welding balls 5 with various sizes, and can be repeatedly used and adjusted and arranged; the principle of the ball supporting adjusting mechanism 2 for adjusting the adaptive size is as follows: three small conical teeth 24 capable of rotating by the axes of the small conical teeth are arranged on the circumferential surface of the cylindrical shell 21, the three small conical teeth 24 are meshed with the bottom of the large conical tooth disc 22 to drive the large conical tooth disc 22 to rotate in the cylindrical shell 21, planar threads are arranged at the top of the large conical tooth disc 22, bottom teeth are arranged at the bottoms of the supporting claws 23 and are matched with the planar threads, and when the large conical tooth disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or move away from the center of the large conical tooth disc 22 to adjust the optimal ball supporting position according to the size of the welding ball 5; the principle of the height adjustment mechanism 3 for adjusting the adaptive height size is as follows: comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed to the bottom of the cylindrical housing 21 and can adjust the height of the solder ball 5 by screwing or unscrewing an internally threaded cylinder 32 provided on the support base 4.
The height adjusting mechanism 3 further comprises an outer cylinder 33; the outer cylinder 33 is fixed at the bottom of the cylindrical shell 21, and the stud 31 is arranged in the outer cylinder 33; the stud 31 and the outer cylinder 33 are coaxial, and a certain gap is formed between the stud 31 and the outer cylinder 33; the clearance is used for accommodating the internally threaded barrel 32 when the stud 31 is screwed into the internally threaded barrel 32. As can be seen from the above configuration, when the stud 31 is screwed into the female screw cylinder 32, the screw cylinder 32 is accommodated between the stud 31 and the outer cylinder 33, the outer cylinder 33 protects the surface of the stud 31 from being cleaned, and the degree of height adjustment is easily recognized by the change in the relative distance between the outer cylinder 33 and the female screw cylinder 32.
Example three:
see figures 1-7. A welding ball net rack positioning device for tall buildings comprises a plurality of ball supporting units 1; the ball supporting unit 1 comprises a ball supporting adjusting mechanism 2, a height adjusting mechanism 3 and a supporting seat 4; the ball supporting adjusting mechanism 2 comprises a cylindrical shell 21, a large conical fluted disc 22, six supporting claws 23 and three small conical teeth 24; three small conical teeth 24 capable of rotating around the axis of the cylindrical shell 21 are arranged on the circumferential surface of the cylindrical shell; the three small bevel gears 24 are meshed with the bottom of the large bevel gear disc 22 and are used for driving the large bevel gear disc 22 to rotate in the cylindrical shell 21; the top of the big conical fluted disc 22 is provided with a plane thread; the bottom of the supporting claw 23 is provided with a bottom tooth, and the bottom tooth is matched with the plane thread; when the large conical fluted disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or depart from the center of the large conical fluted disc 22 and are used for adjusting the optimal ball supporting position according to the size of the welded ball 5; the height adjusting mechanism 3 comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed at the bottom of the cylindrical shell 21, and the height of the ball supporting adjusting mechanism 2 can be adjusted by screwing or unscrewing an internal thread cylinder 32 arranged on the supporting seat 4; the support seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform. According to the structure, the welded ball net rack with various shapes can be constructed and welded on the ground and then hung on a roof, so that high-altitude welding is avoided, and the construction difficulty is reduced; when the welding ball grid frame is welded on the ground, the three-dimensional space position of each welding ball 5 is determined, one welding ball 5 is supported by one ball supporting unit 1, the ball supporting adjusting mechanism 2 is used for adapting to the welding balls 5 with different sizes, the optimal ball supporting position is adjusted according to the size of the welding ball 5, the welding ball is supported better, and the compatibility is strong; the height adjusting mechanism 3 is used for adjusting the heights of the welding balls 5 and the platform, and the supporting seat 4 is used for fixing the ball supporting unit 1 at a certain position of the platform, so that the positions of a plurality of welding balls 5 of the welding ball net rack are determined, and the welding ball net rack can be easily welded according to the designed shape; the ball supporting unit 1 can be suitable for various irregular welding ball net frames and supporting welding balls 5 with various sizes, and can be repeatedly used and adjusted and arranged; the principle of the ball supporting adjusting mechanism 2 for adjusting the adaptive size is as follows: three small conical teeth 24 capable of rotating by the axes of the small conical teeth are arranged on the circumferential surface of the cylindrical shell 21, the three small conical teeth 24 are meshed with the bottom of the large conical tooth disc 22 to drive the large conical tooth disc 22 to rotate in the cylindrical shell 21, planar threads are arranged at the top of the large conical tooth disc 22, bottom teeth are arranged at the bottoms of the supporting claws 23 and are matched with the planar threads, and when the large conical tooth disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or move away from the center of the large conical tooth disc 22 to adjust the optimal ball supporting position according to the size of the welding ball 5; the principle of the height adjustment mechanism 3 for adjusting the adaptive height size is as follows: comprises a stud 31 and an internal thread cylinder 32; the stud 31 is fixed to the bottom of the cylindrical housing 21 and can adjust the height of the solder ball 5 by screwing or unscrewing an internally threaded cylinder 32 provided on the support base 4.
The height adjusting mechanism 3 further comprises an outer cylinder 33; the outer cylinder 33 is fixed at the bottom of the cylindrical shell 21, and the stud 31 is arranged in the outer cylinder 33; the stud 31 and the outer cylinder 33 are coaxial, and a certain gap is formed between the stud 31 and the outer cylinder 33; the clearance is used for accommodating the internally threaded barrel 32 when the stud 31 is screwed into the internally threaded barrel 32. As can be seen from the above configuration, when the stud 31 is screwed into the female screw cylinder 32, the screw cylinder 32 is accommodated between the stud 31 and the outer cylinder 33, the outer cylinder 33 protects the surface of the stud 31 from being cleaned, and the degree of height adjustment is easily recognized by the change in the relative distance between the outer cylinder 33 and the female screw cylinder 32.
The height adjustment mechanism 3 further includes a compression spring 34; the compression spring 34 is sleeved on the outer cylinder 33 and compressed between the cylindrical shell 21 and the support seat 4. With the above structure, the compression spring 34 exerts a force to expand the space between the cylindrical shell 21 and the support seat 4, and the force exerts a force to pull the stud 31 outward relative to the internally threaded cylinder 32, thereby ensuring the reliability of the height adjustment of the stud 31 screwed into the internally threaded cylinder 32.
A cylindrical groove 41 is formed in the center of the bottom of the supporting seat 4; a movable conical block 42 is arranged in the cylindrical groove 41; the movable conical block 42 is connected with the bottom surface of the cylindrical groove 41 through a small spring; the small spring serves to keep the moving cone 42 having a tendency to protrude out of the cylindrical recess 41. According to the structure, the supporting seat 4 needs to fix the ball supporting unit 1 at a certain position of the platform, after the positioning position is found on the platform, a positioning concave point is drilled, the movable conical block 42 is abutted against the positioning concave point and slowly retracts into the cylindrical groove 41, and the position of the ball supporting unit 1 is only and accurately determined; the movable conical block 42 is propped against the positioning concave point, and the supporting seat 4 can not move randomly.
The support seat 4 is provided with a bolt hole 43 at a position close to the edge; the bolt holes 43 are used for screwing in bolts to fix the support base 4 at a certain position of the platform. As can be seen from the above structure, the bolt holes 43 are used for screwing in bolts to fix the support base 4 on the platform at a certain position, and there are generally three bolt holes 43.
The outer wall of the internal thread cylinder 32 is provided with an elevation scale line 35; the bottom edge of the outer cylinder 33 is matched with an elevation scale line 35 to determine the height of the ball supporting adjusting mechanism 2. With the above structure, the bottom edge of the outer cylinder 33 can be matched with the elevation dimension line 35 to accurately adjust the welding ball 5 to a required height.
The rubber layer 25 is arranged on the contact surface of the supporting claw 23 and the welding ball 5; the rubber layer 25 is used for increasing the attaching force of the supporting claw 23 and the welding ball 5. As is apparent from the above configuration, the welding ball 5 may slip and rotate, which may affect the welding efficiency, and the rubber layer 25 increases the contact force between the receiving claw 23 and the welding ball 5, thereby preventing the welding ball 5 from moving.
The cylindrical shell 21 is provided with guide grooves distributed in the radial direction; the guide groove is used for matching with the supporting claw 23 to move; an indicating needle is arranged on the side surface of the supporting claw 23; a radial dimension line 26 is arranged on the cylindrical shell 21 along the guide groove; the pointer cooperates with the radial dimension line 26 to determine the extent to which the holding jaw 23 is moved closer to or further away from the centre of the large conical toothed disc 22. According to the structure, when the large conical fluted disc 22 rotates in the cylindrical shell 21, the six supporting claws 23 simultaneously approach or leave towards the center of the large conical fluted disc 22 and move along the guide groove; the pointer engages the radial dimension line 26 to accurately know how far the holding jaw 23 is approaching or receding toward the center of the large conical toothed disc 22.
The six supporting claws 23 and the three small conical teeth 24 are uniformly distributed at intervals; an inner four-corner sleeve is arranged at the outer end of the small bevel gear 24. According to the structure, the four-corner sleeve is conveniently connected with the manual rotary head, and the optimal ball supporting position is quickly adjusted according to the size of the welded ball 5.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (9)
1. A welding ball rack positioner for tall building, its characterized in that: comprises a plurality of ball supporting units (1); the ball supporting unit (1) comprises a ball supporting adjusting mechanism (2), a height adjusting mechanism (3) and a supporting seat (4); the ball supporting adjusting mechanism (2) comprises a cylindrical shell (21), a large conical fluted disc (22), six supporting claws (23) and three small conical teeth (24); three small bevel gears (24) capable of rotating around the axes of the cylindrical shell (21) are arranged on the circumferential surface of the cylindrical shell; the three small bevel teeth (24) are meshed with the bottom of the large bevel gear disc (22) and are used for driving the large bevel gear disc (22) to rotate in the cylindrical shell (21); the top of the big conical fluted disc (22) is provided with a plane thread; the bottom of the supporting claw (23) is provided with bottom teeth, and the bottom teeth are matched with the plane threads; when the large conical fluted disc (22) rotates in the cylindrical shell (21), the six supporting claws (23) simultaneously approach or move away from the center of the large conical fluted disc (22) and are used for adjusting the optimal ball supporting position according to the size of the welded ball (5); the height adjusting mechanism (3) comprises a stud (31) and an internal thread cylinder (32); the stud (31) is fixed at the bottom of the cylindrical shell (21), and the height of the ball supporting adjusting mechanism (2) can be adjusted by screwing or unscrewing an internal thread cylinder (32) arranged on the supporting seat (4); the supporting seat (4) is used for fixing the ball supporting unit (1) at a certain position of the platform.
2. The welding ball grid positioning device for tall buildings according to claim 1, wherein: the height adjusting mechanism (3) further comprises an outer cylinder (33); the outer cylinder (33) is fixed at the bottom of the cylindrical shell (21), and the stud (31) is arranged in the outer cylinder (33); the stud (31) and the outer cylinder (33) are coaxial, and a certain gap is formed between the stud (31) and the outer cylinder (33); the gap is used for accommodating the internal thread cylinder (32) when the stud (31) is screwed into the internal thread cylinder (32).
3. The welding ball grid positioning device for tall buildings according to claim 2, wherein: the height adjusting mechanism (3) further comprises a compression spring (34); the compression spring (34) is sleeved on the outer cylinder (33) and compressed between the cylindrical shell (21) and the supporting seat (4).
4. The welding ball grid positioning device for tall buildings according to claim 3, wherein: a cylindrical groove (41) is formed in the center of the bottom of the supporting seat (4); a movable conical block (42) is arranged in the cylindrical groove (41); the movable conical block (42) is connected with the bottom surface of the cylindrical groove (41) through a small spring; the small spring is used for keeping the movable conical block (42) to extend out of the cylindrical groove (41).
5. The welding ball grid positioning device for tall buildings according to claim 4, wherein: the supporting seat (4) is provided with a bolt hole (43) at a position close to the edge; the bolt holes (43) are used for screwing in bolts to fix the supporting seat (4) at a certain position of the platform.
6. The welding ball grid positioning device for tall buildings according to claim 2, wherein: the outer wall of the internal thread cylinder (32) is provided with an elevation scale line (35); the bottom edge of the outer cylinder (33) is matched with the elevation scale line (35) to determine the height of the ball supporting adjusting mechanism (2).
7. The welding ball grid positioning device for tall buildings according to claim 1, wherein: a rubber layer (25) is arranged on the contact surface of the supporting claw (23) and the welding ball (5); the rubber layer (25) is used for increasing the attaching force of the supporting claw (23) and the welding ball (5).
8. The welding ball grid positioning device for tall buildings according to claim 1, wherein: the cylindrical shell (21) is provided with guide grooves which are distributed in the radial direction; the guide groove is used for matching with the supporting claw (23) to move; an indicating needle is arranged on the side surface of the supporting claw (23); a radial dimension line (26) is arranged on the cylindrical shell (21) along the guide groove; the indicating needle is matched with a radial dimension line (26) to determine the approaching or separating degree of the supporting claw (23) to the center of the large conical fluted disc (22).
9. The welding ball grid structure positioning device for the tall building according to any one of claims 1 to 8, characterized in that: the six supporting claws (23) and the three small conical teeth (24) are uniformly distributed at intervals; an inner four-corner sleeve is arranged at the outer end of the small bevel gear (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895085.2U CN210508442U (en) | 2019-06-14 | 2019-06-14 | Welding ball net rack positioning device for tall building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895085.2U CN210508442U (en) | 2019-06-14 | 2019-06-14 | Welding ball net rack positioning device for tall building |
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| CN210508442U true CN210508442U (en) | 2020-05-12 |
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| CN201920895085.2U Expired - Fee Related CN210508442U (en) | 2019-06-14 | 2019-06-14 | Welding ball net rack positioning device for tall building |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107099A (en) * | 2019-06-14 | 2019-08-09 | 中铁八局集团第四工程有限公司 | Welding ball grid positioning device for pile |
| CN113878289A (en) * | 2021-11-23 | 2022-01-04 | 中建八局第二建设有限公司 | Adjustable support bracket for ground assembly of welding ball |
-
2019
- 2019-06-14 CN CN201920895085.2U patent/CN210508442U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107099A (en) * | 2019-06-14 | 2019-08-09 | 中铁八局集团第四工程有限公司 | Welding ball grid positioning device for pile |
| CN110107099B (en) * | 2019-06-14 | 2023-08-04 | 中铁八局集团建筑工程有限公司 | Welding ball net frame positioning device for tall building |
| CN113878289A (en) * | 2021-11-23 | 2022-01-04 | 中建八局第二建设有限公司 | Adjustable support bracket for ground assembly of welding ball |
| CN113878289B (en) * | 2021-11-23 | 2023-12-22 | 中建八局第二建设有限公司 | Adjustable support is assembled on welding ball ground |
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