CN210765143U - Anti-loosening and stroke calibrating device for actuating mechanism of coke dry quenching automatic positioning system - Google Patents
Anti-loosening and stroke calibrating device for actuating mechanism of coke dry quenching automatic positioning system Download PDFInfo
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- CN210765143U CN210765143U CN201921421353.3U CN201921421353U CN210765143U CN 210765143 U CN210765143 U CN 210765143U CN 201921421353 U CN201921421353 U CN 201921421353U CN 210765143 U CN210765143 U CN 210765143U
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- piston rod
- trunnion
- external thread
- hole
- clamping arm
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- 239000000571 coke Substances 0.000 title claims abstract description 24
- 238000010791 quenching Methods 0.000 title claims abstract description 15
- 230000000171 quenching effect Effects 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 title claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 5
- 241001125877 Gobio gobio Species 0.000 claims 1
- 241001125879 Gobio Species 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
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Abstract
An anti-loose and stroke calibration device for an actuating mechanism of a coke dry quenching automatic positioning system comprises a clamping arm and a hydraulic cylinder, wherein a trunnion is arranged between the clamping arm and the hydraulic cylinder, one end of the trunnion is hinged with the clamping arm, the other end of the trunnion is provided with a first threaded hole, a piston rod capable of sliding along the length direction of the trunnion is arranged in the hydraulic cylinder in a matching way, a first external thread matched with the first threaded hole is arranged at the periphery of the top end of the piston rod, a second external thread is arranged at the periphery of the piston rod at the lower part of the first external thread, the rotation direction of the second external thread is opposite to that of the first external thread, the clamping arm is connected with the piston rod through a non-complicated detachable fastening device, two threads with opposite rotation directions are adopted on the piston rod, self-locking can be formed at a connecting part, the phenomenon of loosening of the, avoiding misoperation and prolonging the service life of the equipment to the maximum extent on the premise of ensuring normal operation.
Description
Technical Field
The utility model belongs to the technical field of the supporting positioner of coke dry quenching stove and specifically relates to a locking and stroke calibrating device of coke dry quenching automatic positioning system actuating mechanism.
Background
The coke dry quenching technology is a novel energy-saving technology which is mainly popularized in China, the existing red coke transportation equipment comprises an electric locomotive, a coke tank trolley, a hoister, an automatic positioning system and the like, and in order to ensure that the coke tank trolley is accurately stopped in a hoisting pit, an automatic aligning device which is driven by hydraulic pressure in a forced mode is generally arranged on the outer side of a track of the coke tank trolley to clamp and position the coke tank trolley. In the use process of the actuating mechanism of the automatic alignment device, the whole set of clamped car body is 200-350 tons, the impact force is very large when the clamping roller wheel is contacted with the car body, after the car body is used for a high frequency, the phenomenon that the thread is loosened between the rod end of the hydraulic rod and the clamping arm can occur, the loosening phenomenon is accumulated, the stroke is inaccurate, and finally the clamping arm is collided with an equipment frame, even the clamping arm can not return completely, so that the serious accident that the clamping arm is collided with a coke tank trolley is caused.
Disclosure of Invention
In order to solve the problems, an object of the utility model is to provide a locking and stroke calibrating device of dry coke quenching automatic positioning system actuating mechanism can further optimize hydraulic actuator's structure, can effectively prevent through dismantling fastener that the rod end of hydraulic stem and the screw thread between the tight arm of clamp from taking off, and the return stroke is inaccurate even causes the accident that collides with the burnt jar platform truck to appear, guarantees the steady operation of whole dry coke quenching system.
The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a dry quenching automatic positioning system actuating mechanism anti-loosening and stroke calibration device, which comprises a clamping arm and a hydraulic cylinder, wherein a trunnion is arranged between the clamping arm and the hydraulic cylinder, one end of the trunnion is hinged with the clamping arm, the other end of the trunnion is provided with a first threaded hole, a piston rod which can slide along the length direction of the hydraulic cylinder is arranged in the hydraulic cylinder in a matching way, the periphery of the top end of the piston rod is provided with a first external thread which is matched with the first threaded hole, the periphery of the piston rod at the lower part of the first external thread is provided with a second external thread, the rotating direction of the second external thread is opposite to that of the first external thread, a detachable fastening device is arranged at the part of the periphery of the piston rod, the detachable fastening device comprises a mounting plate, a nut is welded on the mounting plate, the nut is matched with the second, the both sides position department of mounting panel all connects the mounting plate through the articulated shaft, every mounting plate homoenergetic is through connecting piece and gudgeon fixed connection. Furthermore, the connecting piece is fastening screw and second screw hole that mutually support, all seted up two second through-holes on every mounting plate, set up the second screw hole corresponding with second through-hole position on the gudgeon that is close to piston rod one end, the downthehole cooperation installation fastening screw of second screw, thereby fastening screw can pass second through-hole screw in second screw hole with mounting plate and gudgeon fixed connection. Furthermore, the connecting piece is a bolt and a jack matched with the bolt, the bolt is installed on each fastening plate, the jack corresponding to the position of the bolt is formed in the trunnion close to one end of the piston rod, and the bolt can enter the jack to fixedly connect the fastening plates with the trunnion. Furthermore, a positioning boss is arranged at the position, extending out of one end of the hydraulic cylinder, of the piston rod, the positioning boss is located at the lower end of the second external thread, and a plurality of C-shaped gaskets are arranged between the mounting plate and the positioning boss.
The utility model has the advantages of: a locking and stroke calibrating device of dry coke quenching automatic positioning system actuating mechanism, through not loaded down with trivial details fastener dismantled with pressing from both sides tight arm and being connected with the piston rod, adopt on the piston rod to revolve to two kinds of screw threads opposite, can form the auto-lock at the connection position, prevent that screw thread pine from taking off the phenomenon, can make the accurate completion of pneumatic cylinder set for the action, avoid the maloperation, under the prerequisite of guaranteeing normal operation, prolong the life of equipment in the at utmost. Can dismantle fastener can do during operation closed locking, open during the dismouting, conveniently adjust the stroke and dismantle, mutually welded mounting panel and nut size can match the adjustment according to the lectotype of pneumatic cylinder and clamp arm under the different work condition to improve fastener's application scope can be dismantled. The C-shaped gasket is arranged behind the detachable fastening device, so that the stroke of the piston rod can be accurately fixed, and the motion track of the clamping arm is ensured, and the accurate positioning of the focusing tank trolley is realized.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged partial view of I of FIG. 1;
FIG. 3 is a schematic view of the construction of the releasable fastening apparatus;
FIG. 4 is an enlarged partial cross-sectional view of II of FIG. 2;
FIG. 5 is a schematic view of the structure in which the fastening plate is detached and separated from the trunnion;
FIG. 6 is a schematic view of the structure for adjusting the distance between the trunnion and the piston rod;
fig. 7 is a sectional view taken along line a-a in fig. 4.
In the figure, a clamping arm 2 of a hydraulic cylinder 3 of a clamping arm 1 is provided with a trunnion 4, a first threaded hole 5, a piston rod 6, a first external thread 7, a second external thread 8, a mounting plate 9, a nut 10, a first through hole 11, a hinge shaft 12, a fastening plate 13, a second through hole 14, a second threaded hole 15 and a fastening screw 16, so that a boss 17C-shaped gasket is positioned.
Detailed Description
A locking and stroke calibrating device of dry coke quenching automatic positioning system actuating mechanism, as shown in the figure, including pressing from both sides tight arm 1 and pneumatic cylinder 2, pneumatic cylinder 2 drive presss from both sides tight arm 1 and presss from both sides tight location with the burnt jar platform truck, as shown in figure 2 and figure 4, installation gudgeon 3 between tight arm 1 and the pneumatic cylinder 2, the one end of gudgeon 3 is articulated mutually with pressing from both sides tight arm 1, first screw hole 4 has been seted up to the other end of gudgeon 3. The gliding piston rod 5 of ability edge its length direction is installed to the cooperation in the pneumatic cylinder 2, and the periphery on 5 tops of piston rod is equipped with the first external screw thread 6 with first screw hole 4 matched with, and the periphery of 5 piston rods of first external screw thread 6 lower parts is equipped with second external screw thread 7, and the direction of turning of second external screw thread 7 is opposite with the direction of turning of first external screw thread 6. The position that 5 peripheries of piston rod are equipped with second external screw thread 7 is installed and is dismantled fastener, as shown in fig. 3, can dismantle fastener includes mounting panel 8, weld nut 9 on mounting panel 8, nut 9 cooperatees with second external screw thread 7, sets up the first through-hole 10 that link up mutually with nut 9 on mounting panel 8, can dismantle fastener and move on the position that is equipped with second external screw thread 7 on piston rod 5, and mounting panel 8's both sides position department all connects mounting plate 12 through articulated shaft 11, every mounting plate 12 homoenergetic is through connecting piece and trunnion 3 fixed connection.
The connecting piece can be a fastening screw 15 and a second threaded hole 14 which are matched with each other, wherein each fastening plate 12 is provided with two second through holes 13, a plane is processed on the trunnion 3 close to one end of the piston rod 5, the plane is provided with a second threaded hole 14 corresponding to the position of the second through hole 13, the fastening screw 15 is installed in the second threaded hole 14 in a matched mode, and the fastening screw 15 can penetrate through the second through hole 13 and be screwed into the second threaded hole 14 so as to fixedly connect the fastening plate 12 with the trunnion 3. The fastening screw 15 is provided to secure the coupling strength between the fastening plate 12 and the trunnion 3.
The connecting piece also can be bolt and rather than matched with jack, wherein the installation bolt on every mounting plate 12, is close to and has offered the jack corresponding with the bolt position on the trunnion 3 of 5 one ends of piston rod, and the bolt can get into in the jack with mounting plate 12 and trunnion 3 fixed connection, and the dismouting operation step that can dismantle fastener can be simplified in the setting up of bolt, is convenient for realize the fastening connection to mounting plate 12 and trunnion 3, improves the operating efficiency.
In order to prevent the thread loosening between the trunnion 3 and the piston rod 5 in the working process, as shown in fig. 4, a fastening plate 12 on the detachable fastening device is fixedly connected with the trunnion 3 through a fastening screw 15 to form a rigid structure, the top end of the piston rod 5 is in thread fit with a first threaded hole 4 in the trunnion 3 through a first external thread 6, the part of the periphery of the piston rod 5, which is provided with a second external thread 7, is in thread fit with a nut 9 on the detachable fastening device, because the detachable fastening device is fixedly connected with the trunnion 3, the turning directions of the first external thread 6 and the second external thread 7 are opposite, the piston rod 5 forms self-locking at the part of the trunnion 3 and the part of the detachable fastening device, the piston rod 5 can be effectively prevented from loosening from the trunnion 3, and normal clamping and.
When coke drum trolleys of different specifications are positioned, the connection distance between the piston rod 5 and the trunnion 3 is often required to be adjusted to adjust the motion track of the clamping arm 1, so as to achieve accurate clamping and positioning of the coke drum trolleys, when the connection distance between the piston rod 5 and the trunnion 3 is required to be increased, as shown in fig. 5, the fastening screw 15 is firstly screwed out from the second threaded hole 14, so that the fastening plate 12 is separated from the trunnion 3, the piston rod 5 is rotated for a certain angle, the first threaded hole 4 is screwed out for a certain position, so that the connection distance between the piston rod 5 and the trunnion 3 reaches a set requirement, then the nut 9 is rotated for the same angle, so that the nut is lifted along the piston rod 5, as the thread pitches of the first external thread 6 and the second external thread 7 are the same, the nut 9 after the rotation is lifted can drive the second threaded hole 13 on the fastening plate 12 to correspond to the second threaded hole 14 again, as shown in, then the fastening screw 15 is screwed in to fixedly connect the piston rod 5 with the trunnion 3, and the connection distance between the piston rod 5 and the trunnion 3 is increased so as to be suitable for clamping coke drum trolleys of different types.
Preferably, in order to facilitate field debugging, as shown in fig. 4 and 7, a positioning boss 16 is arranged at a position where the piston rod 5 extends out of one end of the hydraulic cylinder 2, the positioning boss 16 is located at the lower end of the second external thread 7, a plurality of C-shaped gaskets 17 are arranged between the mounting plate 8 and the positioning boss 16, when field installation and debugging are performed, after the initial positions and the strokes of the piston rod 5 and the clamping arm 1 are adjusted, the C-shaped gaskets 17 are mounted on the rear side of the mounting plate of the detachable fastening device to position the detachable fastening device, and when the trunnion 3 is adjusted later, the positions of the detachable fastening device and the trunnion 3 are accurately positioned by taking the adjusted position as a standard, so that the position of the clamping arm 1 is adjusted, and clamping and positioning of the coke tank trolley are ensured.
Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.
Claims (4)
1. The utility model provides a locking and stroke calibrating device of dry coke quenching automatic positioning system actuating mechanism, includes clamping arm (1) and pneumatic cylinder (2), its characterized in that: the clamping device is characterized in that a trunnion (3) is installed between the clamping arm (1) and the hydraulic cylinder (2), one end of the trunnion (3) is hinged to the clamping arm (1), a first threaded hole (4) is formed in the other end of the trunnion (3), a piston rod (5) capable of sliding along the length direction of the hydraulic cylinder (2) is installed in the hydraulic cylinder in a matched mode, a first external thread (6) matched with the first threaded hole (4) is arranged on the periphery of the top end of the piston rod (5), a second external thread (7) is arranged on the periphery of the piston rod (5) at the lower part of the first external thread (6), the rotating direction of the second external thread (7) is opposite to that of the first external thread (6), a detachable fastening device is installed at the position where the second external thread (7) is arranged on the periphery of the piston rod (5), the detachable fastening device comprises a mounting plate (8), a nut (9) is welded on the mounting, offer on mounting panel (8) first through-hole (10) that link up mutually with nut (9), the both sides position department of mounting panel (8) all connects mounting plate (12) through articulated shaft (11), every mounting plate (12) homoenergetic is through connecting piece and gudgeon (3) fixed connection.
2. The anti-loose and stroke calibration device for the actuating mechanism of the coke dry quenching automatic positioning system according to claim 1, characterized in that: the connecting piece is mutually supported fastening screw (15) and second screw hole (14), all seted up two second through-hole (13) on every mounting plate (12), set up on trunnion (3) that is close to piston rod (5) one end with second through-hole (13) corresponding second screw hole (14) in position, second screw hole (14) fit in installation fastening screw (15), thereby fastening screw (15) can pass second through-hole (13) screw in second screw hole (14) in with mounting plate (12) and trunnion (3) fixed connection.
3. The anti-loose and stroke calibration device for the actuating mechanism of the coke dry quenching automatic positioning system according to claim 1, characterized in that: the connecting piece is a bolt and jacks matched with the bolt, each fastening plate (12) is provided with a bolt, the trunnion (3) close to one end of the piston rod (5) is provided with a jack corresponding to the position of the bolt, and the bolt can enter the jack to fixedly connect the fastening plate (12) with the trunnion (3).
4. The anti-loose and stroke calibration device for the actuating mechanism of the coke dry quenching automatic positioning system according to claim 1, characterized in that: the position of one end of the piston rod (5) extending out of the hydraulic cylinder (2) is provided with a positioning boss (16), the positioning boss (16) is positioned at the lower end of the second external thread (7), and a plurality of C-shaped gaskets (17) are arranged between the mounting plate (8) and the positioning boss (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921421353.3U CN210765143U (en) | 2019-08-29 | 2019-08-29 | Anti-loosening and stroke calibrating device for actuating mechanism of coke dry quenching automatic positioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921421353.3U CN210765143U (en) | 2019-08-29 | 2019-08-29 | Anti-loosening and stroke calibrating device for actuating mechanism of coke dry quenching automatic positioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210765143U true CN210765143U (en) | 2020-06-16 |
Family
ID=71061718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921421353.3U Withdrawn - After Issue CN210765143U (en) | 2019-08-29 | 2019-08-29 | Anti-loosening and stroke calibrating device for actuating mechanism of coke dry quenching automatic positioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210765143U (en) |
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2019
- 2019-08-29 CN CN201921421353.3U patent/CN210765143U/en not_active Withdrawn - After Issue
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200616 Effective date of abandoning: 20240409 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200616 Effective date of abandoning: 20240409 |