CN213279402U

CN213279402U - Delayed contraction transmission mechanism

Info

Publication number: CN213279402U
Application number: CN202021927152.3U
Authority: CN
Inventors: 许双伟; 李立华; 奚溧庆
Original assignee: Jiangsu Zexi Rail Technology Co ltd
Current assignee: Jiangsu Zexi Rail Technology Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-05-25
Anticipated expiration: 2030-09-07

Abstract

The utility model relates to a drive mechanism technical field just discloses a postpone shrink drive mechanism, comprising a supporting seat, through bolt fixedly connected with brace table on one side outer wall of supporting seat, the top central point department of position of supporting seat is through bolt fixedly connected with cylinder, the one end of cylinder is connected with the seat that goes up and down through the telescopic link. This postpone shrink drive mechanism, remove through the first wire rope of initiative gyro wheel and driven gyro wheel drive, and under the fixed of fixing base, with power from first wire rope transmission to second wire rope, and then make the drive structure on the second lifter go up and down, linkage through first lifter and second lifter, realize the synchronous lift of a plurality of pole covers, avoid driving through dropping into a plurality of drive arrangement on the one hand and cause the cost of manufacture high, the problem that the fault rate is high, on the other hand realizes the synchronous lift of a plurality of pole covers, guarantee the even that follow-up guardrail bar sheltered from, and the protective capacities is improved.

Description

Delayed contraction transmission mechanism

Technical Field

The utility model relates to a drive mechanism technical field specifically is a postpone shrink drive mechanism.

Background

The mechanical transmission mechanism can change the motion mode, direction or speed provided by power, and is purposefully utilized by people, the ancient transmission mechanisms in China have various types and wide application, and except the types, such as a seismograph, a blower and the like, of the mechanical transmission mechanism are all products of the mechanical transmission mechanism. Ancient transmission mechanisms in China mainly comprise gear transmission, rope belt transmission and chain transmission.

However, current drive mechanism can only transmit power, can't realize the synchronous operation of drive structure, and most are direct when some existing protection railing need go up and down through drive structure, just need a plurality of drive structures to go on simultaneously when a plurality of protection railings that go up and down simultaneously when needs, and the running cost drops into greatly, and equipment trouble appearance rate is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the not enough of prior art, the utility model provides a postpone shrink drive mechanism has solved the problem that above-mentioned background art provided.

The utility model provides a following technical scheme: a delayed contraction transmission mechanism comprises a supporting seat, wherein a supporting table is fixedly connected to the outer wall of one side of the supporting seat through a bolt, an air cylinder is fixedly connected to the central position of the top of the supporting seat through a bolt, one end of the air cylinder is connected with a lifting seat through a telescopic rod, a first lifting rod is fixedly connected to the outer wall of one side of the lifting seat through a bolt, the first lifting rod is in sliding connection with the supporting table through a sliding block and a sliding groove, a motor is fixedly connected to the outer wall of one side of the first lifting rod through a bolt, one end of the motor is rotatably connected with a driving roller through a rotating shaft, a driven roller is rotatably connected to the position, close to the driving roller, of one side of the outer wall of the first lifting rod through a rotating shaft, a first steel wire rope is sleeved between the driven roller and the driving roller, and a second lifting rod is slidably, the rotating wheel is connected to the outer wall of one side of the second lifting rod in a rotating mode through the rotating shaft, the outer wall of one side, far away from the rotating wheel, of the second lifting rod is connected with the first pulley and the second pulley in a rotating mode through the rotating shaft, and the first pulley is located above the second pulley.

Preferably, a second steel wire rope is sleeved between the first pulley and the second pulley, and a fixing seat is fixedly connected to the outer wall of one side of the second lifting rod through a bolt.

Preferably, the first steel wire rope and the second steel wire rope are fixedly connected with the fixed seat through a connecting block.

Preferably, the outer wall of one side of the fixed seat is fixedly connected with a first rod sleeve through a bolt, and the outer wall of one side of the second lifting rod is fixedly connected with a second rod sleeve through a bolt at a position above the first rod sleeve.

Preferably, a third rod sleeve is fixedly connected to the outer wall of one side of the first lifting rod through a bolt at a position close to the upper part of the second rod sleeve.

Preferably, an electric control box is arranged in the supporting seat, and a PLC (programmable logic controller) is arranged in the electric control box.

The utility model discloses possess following beneficial effect: this postpone shrink drive mechanism, remove through the first wire rope of initiative gyro wheel and driven gyro wheel drive, and under the fixed of fixing base, with power from first wire rope transmission to second wire rope, and then make the drive structure on the second lifter go up and down, linkage through first lifter and second lifter, realize the synchronous lift of a plurality of pole covers, avoid driving through dropping into a plurality of drive arrangement on the one hand and cause the cost of manufacture high, the problem that the fault rate is high, on the other hand realizes the synchronous lift of a plurality of pole covers, guarantee the even that follow-up guardrail bar sheltered from, and the protective capacities is improved.

Drawings

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

fig. 2 is a side view of the present invention;

fig. 3 is a side view of the second lifter of the present invention.

In the figure: 1. a supporting seat; 2. a support table; 3. a cylinder; 4. a lifting seat; 5. a first lifting rod; 6. A motor; 7. a driving roller; 8. a driven roller; 9. a first wire rope; 10. a second lifting rod; 11. A rotating wheel; 12. a first pulley; 13. a second pulley; 14. a second wire rope; 15. a fixed seat; 16. Connecting blocks; 17. a first rod sleeve; 18. a second rod sleeve; 19. a third rod sleeve; 20. an electronic control box; 21. A PLC controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a delayed contraction transmission mechanism comprises a support base 1, a support table 2 is fixedly connected to an outer wall of one side of the support base 1 through a bolt, a cylinder 3 is fixedly connected to a central position of a top of the support base 1 through a bolt, one end of the cylinder 3 is connected to a lifting base 4 through a telescopic rod, a first lifting rod 5 is fixedly connected to an outer wall of one side of the lifting base 4 through a bolt, the first lifting rod 5 is slidably connected to the support table 2 through a slider and a chute, a motor 6 is fixedly connected to an outer wall of one side of the first lifting rod 5 through a bolt, one end of the motor 6 is rotatably connected to a driving roller 7 through a rotating shaft, a driven roller 8 is rotatably connected to a position of one side of the outer wall of one side of the first lifting rod 5, which is close to the driving roller 7, a first steel wire rope 9 is sleeved between the driven roller 8 and the driving roller 7, the rotating wheel 11 is rotatably connected to the outer wall of one side of the second lifting rod 10 through a rotating shaft, the outer wall of one side, far away from the rotating wheel 11, of the second lifting rod 10 is rotatably connected to the first pulley 12 and the second pulley 13 through a rotating shaft, and the first pulley 12 is located above the second pulley 13.

Wherein, the cover is equipped with second wire rope 14 between first pulley 12 and the second pulley 13, through bolt fixedly connected with fixing base 15 on one side outer wall of second lifter 10.

Wherein, first wire rope 9 and second wire rope 14 all pass through connecting block 16 fixed connection with fixing base 15.

Wherein, there is first rod cover 17 through bolt fixedly connected with on the outer wall of one side of fixing base 15, and the top position department that is close to first rod cover 17 on the outer wall of one side of second lifter 10 is through bolt fixedly connected with second rod cover 18.

Wherein, a third rod sleeve 19 is fixedly connected to the upper position of the outer wall of one side of the first lifting rod 5 close to the second rod sleeve 18 through a bolt.

Wherein, the inside of supporting seat 1 is provided with automatically controlled box 20, and the inside of automatically controlled box 20 is provided with PLC controller 21.

When the mechanism is stretched, the cylinder 3 drives the lifting seat 4 to ascend through the telescopic rod, the lifting seat 4 drives the first lifting rod 5 to ascend, through the sliding connection of the first lifting rod 5 and the support platform 2, the first lifting rod 5 is lifted on the support platform 2, when the set clearance time is reached, the PLC 21 controls the motor 6 to work, the motor 6 drives the driving roller 7 to rotate through the rotating shaft, through the transmission of the first steel wire rope 9, the driving roller 7 drives the driven roller 8 to rotate, the first steel wire rope 9 drives the fixed seat 15 to move, thereby the fixed seat 15 drives the second lifting rod 10 to move, the second lifting rod 10 is lifted in the first lifting rod 5 through the rotation of the rotating wheel 11, therefore, the first rod sleeve 17, the second rod sleeve 18 and the third rod sleeve 19 are lifted synchronously, and the consistent and stable interval adjustment of the first rod sleeve 17, the second rod sleeve 18 and the third rod sleeve 19 is ensured.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a postpone shrink drive mechanism, includes supporting seat (1), its characterized in that: a support table (2) is fixedly connected to the outer wall of one side of the support base (1) through a bolt, a cylinder (3) is fixedly connected to the central position of the top of the support base (1) through a bolt, one end of the cylinder (3) is connected with a lifting base (4) through a telescopic rod, a first lifting rod (5) is fixedly connected to the outer wall of one side of the lifting base (4) through a bolt, the first lifting rod (5) is slidably connected with the support table (2) through a sliding block and a sliding groove, a motor (6) is fixedly connected to the outer wall of one side of the first lifting rod (5) through a bolt, one end of the motor (6) is rotatably connected with a driving roller (7) through a rotating shaft, a driven roller (8) is rotatably connected to the position of one side of the outer wall of one side of the first lifting rod (5) close to the driving roller (7) through a rotating shaft, and a first steel wire rope (, sliding connection has second lifter (10) on the one side inner wall of first lifter (5), rotate through the pivot on the one side outer wall of second lifter (10) and be connected with runner (11), rotate through the pivot on keeping away from one side outer wall of runner (11) on second lifter (10) and be connected with first pulley (12) and second pulley (13), first pulley (12) are located the top of second pulley (13).

2. A delayed retraction actuator as claimed in claim 1, wherein: a second steel wire rope (14) is sleeved between the first pulley (12) and the second pulley (13), and a fixing seat (15) is fixedly connected to the outer wall of one side of the second lifting rod (10) through bolts.

3. A delayed retraction actuator as claimed in claim 2, wherein: the first steel wire rope (9) and the second steel wire rope (14) are fixedly connected with the fixed seat (15) through a connecting block (16).

4. A delayed retraction actuator as claimed in claim 3, wherein: the lifting device is characterized in that a first rod sleeve (17) is fixedly connected to the outer wall of one side of the fixed seat (15) through a bolt, and a second rod sleeve (18) is fixedly connected to the position, close to the upper portion of the first rod sleeve (17), of the outer wall of one side of the second lifting rod (10) through a bolt.

5. A delayed retraction actuator as claimed in claim 1, wherein: a third rod sleeve (19) is fixedly connected to the outer wall of one side of the first lifting rod (5) through a bolt at a position close to the upper part of the second rod sleeve (18).

6. A delayed retraction actuator as claimed in claim 1, wherein: an electric control box (20) is arranged in the supporting seat (1), and a PLC (programmable logic controller) controller (21) is arranged in the electric control box (20).