阅读说明：本技术 一种基于齿条传动的防砸坏市政工程管道 (Prevent pounding municipal works pipeline based on rack gear ) 是由 章俊 于 2017-08-25 设计创作，主要内容包括：本发明属于管道技术领域,尤其涉及一种基于齿条传动的防砸坏市政工程管道,它是由许多个管道单元组成,对于其中任意一个管道单元；它包括支撑机构、传动机构、管道、滑轮槽,当人们使用本发明设计的管道时；如果位于两个驱动板外侧的地面发生崩裂时；土壤会带动两个驱动板向相同的方向移动；两个驱动板移动会带动两个齿条向相同的方向移动；两个齿条移动会带动两个环形齿轮转动；两个环形齿轮转动会使得相对应的三个滑轮转动；三个滑轮转动就会使得三个滑轮移动出方形槽,且两组滑轮同时向地面断裂方向移动；当两组滑轮移动到靠近地面断裂处时；通过相对应的三个弧形伸缩支撑对管道起到支撑作用；防止地面断裂处有重块砸落而砸伤管道；进而保护了管道。(The invention belongs to the technical field of pipelines, and particularly relates to a rack-transmission-based anti-smashing municipal engineering pipeline, which consists of a plurality of pipeline units, wherein any one pipeline unit is selected; the pipeline comprises a supporting mechanism, a transmission mechanism, a pipeline and a pulley groove, and when people use the pipeline designed by the invention; if the ground positioned at the outer sides of the two driving plates is cracked; the soil can drive the two driving plates to move in the same direction; the two driving plates can drive the two racks to move towards the same direction when moving; the two racks move to drive the two ring gears to rotate; the rotation of the two ring gears causes the corresponding three pulleys to rotate; the three pulleys can move out of the square groove by rotating, and the two groups of pulleys simultaneously move towards the ground fracture direction; when the two groups of pulleys move to the position close to the ground fracture; the pipeline is supported by the corresponding three arc-shaped telescopic supports; the weight blocks at the ground fracture part are prevented from falling off to damage the pipeline; thereby protecting the pipeline.)

1. The utility model provides a prevent pounding municipal works pipeline based on rack gear, its characterized in that: the pipeline unit is composed of a plurality of pipeline units, wherein any one pipeline unit is; the pipeline comprises a supporting mechanism, a transmission mechanism, a pipeline and pulley grooves, wherein three pulley grooves which are uniformly distributed in the circumferential direction are formed in inner circular surfaces at two ends of the pipeline; both sides of each pulley groove are provided with an arc-shaped surface; the two supporting mechanisms are respectively arranged at two ends of the inner side of the pipeline and are matched with the pulley grooves; the two transmission mechanisms are respectively arranged on the outer circular surfaces of the two ends of the pipeline;

the support mechanism comprises a pulley, an arc-shaped telescopic support, a connecting support lug and a first support shaft, wherein the first support shaft is arranged on the connecting support lug; the three pulleys are respectively arranged on the three first supporting shafts; the three first support shafts are respectively arranged on the inner side of the pipeline through three arc-shaped telescopic supports, and the three pulleys are respectively positioned in the three pulley grooves; the joint of the three arc-shaped telescopic supports is positioned on the central axis of the pipeline;

the transmission mechanism comprises a ring gear, an installation block, a guide rod, a rack, a drive plate, a rack hole, a guide hole, a square groove, a rotating shaft, a ring-shaped guide groove, a ring-shaped guide rail and a fifth gear, wherein the inner side of the installation block is provided with the square groove; the wall surfaces of the two sides of the upper end of the square groove are provided with a rack hole; the annular guide rail is arranged on the wall surface of the inner side of the square groove; one end of the ring gear is provided with a ring-shaped guide groove; the annular gear is arranged at the lower end of the inner side of the square groove through the matching of the annular guide groove and the annular guide rail; one ends of the three rotating shafts are respectively arranged on the wall surface of the inner side of the square groove, and the three rotating shafts are uniformly distributed on the inner side of the ring gear in the circumferential direction; the three fifth gears are respectively arranged on the three rotating shafts; the three fifth gears are all meshed with the inner teeth of the ring gear; the other ends of the three rotating shafts are respectively connected with the three first supporting shafts through flexible shafts; the rack is arranged on the mounting block through a rack hole; the rack is meshed with the second gear; one end of the rack is provided with a driving plate;

when the three arc-shaped telescopic supports are compressed to the limit state; the three pulleys are just flush with the inner circle surface of the pipeline;

the arc-shaped telescopic support is provided with an arc-shaped surface;

the mounting block is provided with two through guide holes which are respectively positioned at two sides of the rack hole; two guide rods are arranged on the drive plate and respectively penetrate through the two guide holes;

when an earthquake occurs, if the ground positioned at the outer sides of the two driving plates is cracked, the soil can drive the two driving plates to move towards the same direction;

when an earthquake occurs, if the ground between the two driving plates is cracked, the soil can drive the two driving plates to move in opposite directions.

2. The rack-drive-based anti-smashing municipal engineering pipeline according to claim 1, wherein: the number of the alternative schemes of the pulley, the arc-shaped telescopic support, the connecting lug, the first support shaft and the square groove is three, and the alternative schemes are four or five.

3. The rack-drive-based anti-smashing municipal engineering pipeline according to claim 1, wherein: the number of the guide holes and the guide rods is two, and the number of the guide holes and the guide rods is three or four.

4. The rack-drive-based anti-smashing municipal engineering pipeline according to claim 1, wherein: the number of the fifth gear and the rotating shaft is four or five.

Technical Field

The invention belongs to the technical field of pipelines, and particularly relates to a rack transmission-based anti-smashing municipal engineering pipeline.

Background

At present, pipelines are mostly welded; when an earthquake is encountered; cracks may occur on the ground on the upper side of the pipeline; so that the pipe is exposed to the outside; if something is thrown to the upper side of the pipeline just above the crack, the pipeline can be damaged; liquid or gas in the pipeline flows out; if the gas or liquid flowing out is harmful gas or harmful liquid, the health of people can be affected; it is very necessary to design a pipe capable of preventing the pipe from being broken when the pipe is hit.

The invention designs a rack transmission-based anti-smashing municipal engineering pipeline to solve the problems.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention discloses a rack transmission-based anti-smashing municipal engineering pipeline, which is realized by adopting the following technical scheme.

The utility model provides a prevent pounding municipal works pipeline based on rack gear, its characterized in that: the pipeline unit is composed of a plurality of pipeline units, wherein any one pipeline unit is; the pipeline comprises a supporting mechanism, a transmission mechanism, a pipeline and pulley grooves, wherein three pulley grooves which are uniformly distributed in the circumferential direction are formed in inner circular surfaces at two ends of the pipeline; both sides of each pulley groove are provided with an arc-shaped surface; the two supporting mechanisms are respectively arranged at two ends of the inner side of the pipeline and are matched with the pulley grooves; the two transmission mechanisms are respectively arranged on the outer circular surfaces at the two ends of the pipeline.

The support mechanism comprises a pulley, an arc-shaped telescopic support, a connecting support lug and a first support shaft, wherein the first support shaft is arranged on the connecting support lug; the three pulleys are respectively arranged on the three first supporting shafts; the three first support shafts are respectively arranged on the inner side of the pipeline through three arc-shaped telescopic supports, and the three pulleys are respectively positioned in the three pulley grooves; the joint of the three arc-shaped telescopic supports is positioned on the central axis of the pipeline.

The transmission mechanism comprises a ring gear, an installation block, a guide rod, a rack, a drive plate, a rack hole, a guide hole, a square groove, a rotating shaft, a ring-shaped guide groove, a ring-shaped guide rail and a fifth gear, wherein the inner side of the installation block is provided with the square groove; the wall surfaces of the two sides of the upper end of the square groove are provided with a rack hole; the annular guide rail is arranged on the wall surface of the inner side of the square groove; one end of the ring gear is provided with a ring-shaped guide groove; the annular gear is arranged at the lower end of the inner side of the square groove through the matching of the annular guide groove and the annular guide rail; one ends of the three rotating shafts are respectively arranged on the wall surface of the inner side of the square groove, and the three rotating shafts are uniformly distributed on the inner side of the ring gear in the circumferential direction; the three fifth gears are respectively arranged on the three rotating shafts; the three fifth gears are all meshed with the inner teeth of the ring gear; the other ends of the three rotating shafts are respectively connected with the three first supporting shafts through flexible shafts; the rack is arranged on the mounting block through a rack hole; the rack is meshed with the second gear; a drive plate is mounted to one end of the rack.

When the three arc-shaped telescopic supports are compressed to the limit state; the three pulleys are just flush with the inner circle surface of the pipeline. The function of the three arc-shaped telescopic supports is to ensure that the three arc-shaped telescopic supports are compressed to the limit state; the pipeline can be supported by the three pulleys and the three arc-shaped telescopic supports.

As a further improvement of the technology, the mounting block is provided with two through guide holes which are respectively positioned at two sides of the rack hole; two guide rods are installed on the drive plate and penetrate through the two guide holes respectively. Its function is to provide a guiding action for the drive plate.

As a further improvement of the technology, the number of the pulleys, the arc-shaped telescopic supports, the connecting support lugs, the first supporting shaft and the square grooves is four or five.

As a further improvement of the present technology, the number of the guide holes and the guide rods is two, and the number of the guide holes and the guide rods is three or four.

As a further improvement of the present technology, the above-mentioned number of alternatives as the fifth gear and the number of the rotating shafts are four or five.

Compared with the traditional pipeline technology, the pipeline designed by the invention can prevent the pipeline from being damaged by self adjustment when being impacted.

Three pulleys are respectively arranged on three first supporting shafts; the three first support shafts are respectively arranged on the inner side of the pipeline through three arc-shaped telescopic supports, and the three pulleys are respectively positioned in the three pulley grooves; the annular guide rail is arranged on the wall surface of the inner side of the square groove; the annular guide rail is arranged on the wall surface of the inner side of the square groove; one end of the ring gear is provided with a ring-shaped guide groove; the annular gear is arranged at the lower end of the inner side of the square groove through the matching of the annular guide groove and the annular guide rail; one ends of the three rotating shafts are respectively arranged on the wall surface of the inner side of the square groove, and the three rotating shafts are uniformly distributed on the inner side of the ring gear in the circumferential direction; the three fifth gears are respectively arranged on the three rotating shafts; the three fifth gears are all meshed with the inner teeth of the ring gear; the other ends of the three rotating shafts are respectively connected with the three first supporting shafts through flexible shafts; the rack is arranged on the mounting block through a rack hole; the rack is meshed with the second gear; one end of the rack is provided with a driving plate, the driving plate is provided with two guide rods, and the two guide rods respectively penetrate through the two guide holes; when an earthquake occurs; if the ground positioned at the outer sides of the two driving plates is cracked; the soil can drive the two driving plates to move in the same direction; the two driving plates can drive the two racks to move towards the same direction when moving; the two racks move to drive the two ring gears to rotate; the two ring gears rotate to drive the corresponding three fifth gears to rotate; the three fifth gears rotate to drive the corresponding three rotating shafts to rotate; the three rotating shafts rotate to drive the corresponding three first supporting shafts to rotate; the three first supporting shafts rotate to drive the corresponding three pulleys to rotate; the three pulleys can move out of the square groove by rotating, and the two groups of pulleys simultaneously move towards the ground fracture direction; when the two groups of pulleys move to the position close to the ground fracture; the pipeline is supported by the corresponding three arc-shaped telescopic supports; the weight blocks at the ground fracture part are prevented from falling off to damage the pipeline; thereby protecting the pipeline; when an earthquake occurs; if the ground between the two driving plates is cracked; the soil can drive the two driving plates to move in opposite directions; the two driving plates can drive the two racks to move in opposite directions when moving; the two racks move to respectively drive the two ring gears to rotate; the two ring gears rotate to drive the corresponding three fifth gears to rotate; the three fifth gears rotate to drive the corresponding three rotating shafts to rotate; the three rotating shafts rotate to drive the corresponding three first supporting shafts to rotate; the three first supporting shafts rotate to drive the corresponding three pulleys to rotate; the three pulleys can move out of the square groove by rotating, and the two groups of pulleys simultaneously move towards the ground fracture direction; when the two groups of pulleys move to the position close to the ground fracture; the pipeline is supported by the corresponding three arc-shaped telescopic supports; the weight blocks at the ground fracture part are prevented from falling off to damage the pipeline; thereby protecting the pipeline; the arc-shaped surface on the square groove has the function of ensuring that the pulley can smoothly move out of the square groove. The arc-shaped surface of the arc-shaped telescopic support is used for reducing the resistance of liquid or gas on the inner side of the pipeline in the flowing process; so that the liquid or gas inside the pipe can flow smoothly.

When people use the pipeline designed by the invention; if the ground positioned at the outer sides of the two driving plates is cracked; the soil can drive the two driving plates to move in the same direction; the two driving plates can drive the two racks to move towards the same direction when moving; the two racks move to drive the two ring gears to rotate; the two ring gears rotate to drive the corresponding three fifth gears to rotate; the three fifth gears rotate to drive the corresponding three rotating shafts to rotate; the three rotating shafts rotate to drive the corresponding three first supporting shafts to rotate; the three first supporting shafts rotate to drive the corresponding three pulleys to rotate; the three pulleys can move out of the square groove by rotating, and the two groups of pulleys simultaneously move towards the ground fracture direction; when the two groups of pulleys move to the position close to the ground fracture; the pipeline is supported by the corresponding three arc-shaped telescopic supports; the weight blocks at the ground fracture part are prevented from falling off to damage the pipeline; thereby protecting the pipeline.

Drawings

Fig. 1 is an external view of an entire part.

Fig. 2 is a schematic view of the piping unit structure.

Fig. 3 is a schematic view of a piping structure.

Fig. 4 is a schematic view of the support mechanism installation.

Fig. 5 is a schematic structural view of the support mechanism.

Fig. 6 is a schematic view of a pulley installation.

Fig. 7 is a schematic view of a mounting block structure.

Fig. 8 is a schematic view of a ring gear structure.

Figure 9 is a schematic view of a ring gear and rack engagement.

Fig. 10 is a rack mounting schematic.

Fig. 11 is a schematic view of the operating principle of the rack.

Fig. 12 is a schematic view of a pulley groove structure.

Figure 13 is a schematic view of the principle of operation of the pulley.

Number designation in the figures: 1. a piping unit; 2. a support mechanism; 3. a transmission mechanism; 4. a pipeline; 5. a pulley groove; 6. a pulley; 7. an arc-shaped telescopic support; 8. connecting the support lug; 9. a first support shaft; 10. a ring gear; 13. mounting blocks; 14. a guide bar; 15. a rack; 16. a drive plate; 17. a rack hole; 18. a guide hole; 19. a square groove; 27. a rotating shaft; 28. a fifth gear; 43. an annular guide rail; 44. an annular guide groove.

Detailed Description

As shown in fig. 1, it is composed of a plurality of piping units 1, for any one of the piping units 1; as shown in fig. 2, it comprises a supporting mechanism 2, a transmission mechanism 3, a pipeline 4 and pulley grooves 5, wherein as shown in fig. 3, the inner circular surfaces of both ends of the pipeline 4 are respectively provided with three pulley grooves 5 which are uniformly distributed in the circumferential direction; as shown in fig. 12, each pulley groove 5 has an arc-shaped surface on both sides; as shown in fig. 4, the two supporting mechanisms 2 are respectively installed at two ends of the inner side of the pipeline 4 and are matched with the pulley grooves 5; the two transmission mechanisms 3 are respectively arranged on the outer circular surfaces of the two ends of the pipeline 4.

As shown in fig. 5, the support mechanism 2 includes a pulley 6, an arc-shaped telescopic support 7, a connecting lug 8, and a first support shaft 9, wherein as shown in fig. 6, the first support shaft 9 is mounted on the connecting lug 8; the three pulleys 6 are respectively arranged on the three first supporting shafts 9; as shown in fig. 5, three first support shafts 9 are respectively installed inside the pipeline 4 through three arc-shaped telescopic supports 7, and three pulleys 6 are respectively located in the three pulley grooves 5; the junction of the three arc-shaped telescopic supports 7 is positioned on the central axis of the pipeline 4.

As shown in fig. 2, the transmission mechanism 3 includes a ring gear 10, a mounting block 13, a guide rod 14, a rack 15, a driving plate 16, a rack hole 17, a guide hole 18, a square groove 19, a rotating shaft 27, an annular guide groove 44, an annular guide rail 43, and a fifth gear 28, wherein the inside of the mounting block 13 is provided with the square groove 19 as shown in fig. 7; the wall surfaces of two sides of the upper end of the square groove 19 are provided with a rack hole 17; the annular guide rail 43 is mounted on the wall surface inside the square groove 19; as shown in fig. 8, one end of the ring gear 10 is opened with an annular guide groove 44; the ring gear 10 is arranged at the lower end of the inner side of the square groove 19 through the matching of the ring-shaped guide groove 44 and the ring-shaped guide rail 43; one end of each of the three rotating shafts 27 is respectively installed on the wall surface of the inner side of the square groove 19, and the three rotating shafts 27 are circumferentially and uniformly distributed on the inner side of the ring gear 10; three fifth gears 28 are respectively mounted on the three rotating shafts 27; the three fifth gears 28 are all in internal tooth engagement with the ring gear 10; the other ends of the three rotating shafts 27 are respectively connected with the three first supporting shafts 9 through flexible shafts; as shown in fig. 2, the rack 15 is mounted on the mounting block 13 through a rack hole 17; as shown in fig. 9, the rack 15 is engaged with the second gear; a drive plate 16 is mounted to one end of the rack 15 as shown in figure 10.

When the three arc-shaped telescopic supports 7 are compressed to the limit state; the three pulleys 6 are exactly flush with the inner circular surface of the pipe 4. The function of the telescopic device is to ensure that the three arc-shaped telescopic supports 7 are compressed to the limit state; the pipeline 4 can be supported by three pulleys 6 and three arc-shaped telescopic supports 7.

In summary, the following steps:

the mounting block 13 is provided with two through guide holes 18, and the two guide holes 18 are respectively positioned at two sides of the rack hole 17; two guide rods 14 are mounted on the drive plate 16, and the two guide rods 14 pass through two guide holes 18, respectively. Its function is to provide a guiding action for the drive plate.

The number of the pulleys 6, the arc-shaped telescopic supports 7, the connecting support lugs 8, the first support shafts 9 and the square grooves 19 is three, and the number of the alternatives is four or five.

The number of the guide holes and the guide rods is two, and the number of the guide holes and the guide rods is three or four.

The above-mentioned alternatives as to the number of the fifth gear 28 and the number of the rotating shafts 27 being three are four or five.

The pipeline 4 designed by the invention can prevent the pipeline 4 from being damaged by self adjustment when being impacted.

Three pulleys 6 are respectively arranged on three first supporting shafts 9; the three first supporting shafts 9 are respectively arranged on the inner side of the pipeline 4 through three arc-shaped telescopic supports 7, and the three pulleys 6 are respectively positioned in the three pulley grooves 5; the annular guide rail 43 is mounted on the wall surface inside the square groove 19; the annular guide rail 43 is mounted on the wall surface inside the square groove 19; one end of the ring gear 10 is provided with an annular guide groove 44; the ring gear 10 is arranged at the lower end of the inner side of the square groove 19 through the matching of the ring-shaped guide groove 44 and the ring-shaped guide rail 43; one end of each of the three rotating shafts 27 is respectively installed on the wall surface of the inner side of the square groove 19, and the three rotating shafts 27 are circumferentially and uniformly distributed on the inner side of the ring gear 10; three fifth gears 28 are respectively mounted on the three rotating shafts 27; the three fifth gears 28 are all in internal tooth engagement with the ring gear 10; the other ends of the three rotating shafts 27 are respectively connected with the three first supporting shafts 9 through flexible shafts; the rack 15 is arranged on the mounting block 13 through a rack hole 17; the rack 15 is meshed with the second gear; one end of the rack 15 is provided with a driving plate 16, the driving plate 16 is provided with two guide rods 14, and the two guide rods 14 respectively penetrate through the two guide holes 18; as shown in b in fig. 11, when an earthquake occurs; if a ground surface located outside of both drive plates 16 is cracked; the soil will drive the two driving plates 16 to move in the same direction; the two driving plates 16 move to drive the two racks 15 to move in the same direction; the two racks 15 move to drive the two ring gears 10 to rotate; the two ring gears 10 rotate to drive the corresponding three fifth gears 28 to rotate; the three fifth gears 28 rotate to drive the corresponding three rotating shafts 27 to rotate; the three rotating shafts 27 rotate to drive the corresponding three first supporting shafts 9 to rotate; the three first supporting shafts 9 rotate to drive the corresponding three pulleys 6 to rotate; as shown in a in fig. 13, the three pulleys 6 rotate, so that the three pulleys 6 move out of the square groove 19, and the two groups of pulleys 6 simultaneously move towards the ground fracture direction; when the two groups of pulleys 6 move to the position close to the ground fracture; the pipeline 4 is supported by the three corresponding arc-shaped telescopic supports 7; the pipeline 4 is prevented from being damaged by the falling of the heavy blocks at the ground fracture part; thereby protecting the pipeline 4; as shown in a in fig. 13, when an earthquake occurs; if a ground crack occurs between the two drive plates 16; the soil will drive the two drive plates 16 to move in opposite directions; the two driving plates 16 move to drive the two racks 15 to move in opposite directions; the two racks 15 move to respectively drive the two ring gears 10 to rotate; the two ring gears 10 rotate to drive the corresponding three fifth gears 28 to rotate; the three fifth gears 28 rotate to drive the corresponding three rotating shafts 27 to rotate; the three rotating shafts 27 rotate to drive the corresponding three first supporting shafts 9 to rotate; as shown in b in fig. 13, the three first supporting shafts 9 rotate to drive the corresponding three pulleys 6 to rotate; the three pulleys 6 rotate to enable the three pulleys 6 to move out of the square groove 19, and the two groups of pulleys 6 simultaneously move towards the ground fracture direction; when the two groups of pulleys 6 move to the position close to the ground fracture; the pipeline 4 is supported by the three corresponding arc-shaped telescopic supports 7; the pipeline 4 is prevented from being damaged by the falling of the heavy blocks at the ground fracture part; thereby protecting the pipeline 4; the arc-shaped surface on the square groove 19 of the invention has the function of ensuring that the pulley 6 can smoothly move out of the square groove 19. The arc-shaped surface of the arc-shaped telescopic support 7 designed by the invention has the function of reducing the resistance of liquid or gas inside the pipeline 4 in the flowing process; so that the liquid or gas inside the pipe 4 can flow smoothly.