CN217735381U - Crawling ladder protection device for cement bin - Google Patents
Crawling ladder protection device for cement bin Download PDFInfo
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- CN217735381U CN217735381U CN202221465954.6U CN202221465954U CN217735381U CN 217735381 U CN217735381 U CN 217735381U CN 202221465954 U CN202221465954 U CN 202221465954U CN 217735381 U CN217735381 U CN 217735381U
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- ladder stand
- ladder
- cement
- cement bin
- protection device
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Abstract
The utility model discloses a cat ladder protector for cement bin, including the cement bin, cat ladder and rigid coupling are in the guide pillar of cat ladder both sides, sliding connection has anti-falling mechanism on the guide pillar, two sets of anti-falling mechanism pass through the connecting rod to be connected, anti-falling mechanism locates the sliding sleeve on the guide pillar including the cover, with the installation shell of sliding sleeve rigid coupling, locate the hydraulic stem in the installation shell, with the rack of the flexible end rigid coupling of hydraulic stem, with the butt piece of rack rigid coupling, locate first branch and second branch on the installation shell, rotate the gear of being connected with first branch, rotate with second branch and be connected with fan-shaped fluted disc, locate L type pin on the fan-shaped fluted disc and locate the tacho mechanism on the L type pin, the gear respectively with rack and fan-shaped fluted disc meshing. The safety belt is tied and connected with the anti-falling mechanism before climbing, when workers slip carelessly, the speed measuring mechanism feeds back signals to the control center, the control center controls the anti-falling mechanism to be locked, the workers can be prevented from falling, and the safety is high.
Description
Technical Field
The utility model relates to a technical field of cement bin, concretely relates to cat ladder protector for cement bin.
Background
The cement bin is a closed storehouse body of storing the material, be fit for storing cement, various materials such as fly ash, current cement bin generally is provided with the cat ladder, cement bin's cat ladder is the basis that cement bin equipment overhauld, cement bin all regards as independent individuality usually, erect in comparatively spacious space, in case go wrong, rely on other equipment to overhaul the cost, all be higher than the cost that its self has the cat ladder far away, current cement bin cat ladder generally only is provided with protects the cage, if when operating personnel uses the cat ladder accident to fall down, current cat ladder can not give operating personnel's protection.
Chinese patent publication No. CN209838284U discloses a ladder stand for a cement bin of a mixing plant, which comprises a ladder fixedly arranged on the outer side of a bin body, and also comprises a speed measuring mechanism and a net bag mechanism arranged on the outer side of the bin body; the speed measuring mechanism is used for detecting the speed of climbing a ladder by a person; string bag mechanism is provided with the multiunit, and is in along equidistant distribution of vertical direction ladder side, string bag mechanism includes collar, fixed mounting safety string bag and the drive arrangement on the collar, drive arrangement be used for with the collar removes extremely the climbing side of ladder. The device sets up tachometer mechanism and string bag mechanism in the storehouse body outside, when the staff climbs the ladder, tachometer mechanism detects the speed that the staff climbed the ladder, whether the staff landing is judged according to the speed value that tachometer mechanism detected, if the landing, string bag mechanism will start, drive arrangement drive installation ring safety string bag removes the climbing side to the ladder, and then can catch it when the staff landing, make it fall to the safety string bag in, avoid the staff from the eminence landing, the security has been improved, but the device can only reduce the injury that the landing produced to the staff, can not prevent that the staff from falling, the security remains to improve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cat ladder protector for cement bin to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a cat ladder protector for cement bin, includes the cement bin and sets firmly cat ladder on the cement bin lateral wall, the equal rigid coupling in both sides of cat ladder has the guide pillar, the guide pillar with cat ladder parallel arrangement, sliding connection has prevents weighing down the mechanism on the guide pillar, and is two sets of prevent weighing down the mechanism and pass through the connecting rod and connect, prevent weighing down the mechanism and locate including the cover sliding sleeve on the guide pillar, one side of sliding sleeve is equipped with the installation shell, be equipped with the hydraulic stem in the installation shell, the flexible end of hydraulic stem is worn out installation shell and rigid coupling have the rack, the rack is close to one side of cat ladder is equipped with the butt joint piece, be equipped with first branch and second branch on the installation shell, first branch is close to the one end rotation of cat ladder is connected with the gear, the gear with rack toothing, the second branch is close to the one end rotation of cat ladder is connected with fan-shaped fluted disc, fan-shaped fluted disc with gear toothing, be equipped with L type pin on the fan-shaped pin, be equipped with the mechanism that tests the speed on the L type pin.
Furthermore, the upper end and the lower end of the guide post are fixedly arranged on the side wall of the cement bin through connecting pieces.
Further, the cat ladder includes two montants and a plurality of horizontal pole, and is a plurality of horizontal pole fixed connection is in two between the montant, two the montant is all through a plurality of spliced pole fixed mounting in on the lateral wall of cement bin.
Further, the connecting column is connected with the side wall bolt of the cement bin.
Furthermore, the cross rod is provided with anti-skid grains.
Furthermore, the speed measuring mechanism comprises an infrared sensor, the infrared sensor is arranged on the horizontal segment of the L-shaped stop lever and close to one side of the ladder stand, and the infrared sensor is positioned between the two vertical rods.
Furthermore, a protection cage is arranged on the ladder stand and comprises a plurality of protection semi-rings which are horizontally arranged, the protection semi-rings are uniformly distributed along the length of the ladder stand, two ends of each protection semi-ring are fixedly connected with the two guide pillars respectively, a sliding groove convenient for the protection semi-rings to penetrate through is formed in one side of the sliding sleeve, and the opening width of the sliding groove is smaller than the diameter of each guide pillar.
Furthermore, a plurality of strengthening ribs are fixedly connected to the circumferential surface of the plurality of protection semi-rings along the vertical direction.
Furthermore, a protective guard is arranged on the outer peripheral side of the upper end face of the cement bin.
Furthermore, one side of the abutting block, which is close to the crawling ladder, is provided with an anti-skid pad.
The beneficial effects of the utility model are that: the utility model discloses be equipped with anti-falling mechanism and tacho mechanism, tie the safety belt and be connected the safety belt with anti-falling mechanism before the climbing, anti-falling mechanism can reciprocate along with the staff in the climbing process, when the staff carelessly landing, tacho mechanism gives control center with the signal feedback, control center is to anti-falling mechanism signals, start hydraulic pressure pole work, drive the rack to the direction removal near the cat ladder, the butt piece is contradicted on the cat ladder, under the effect of friction, landing speed slows down, drive gear anticlockwise rotation in the rack removal process simultaneously, the gear drives fan-shaped fluted disc clockwise, fan-shaped fluted disc drives L type pin and rotates to the horizontal pole top, anti-falling mechanism locking, after L type pin contacts with nearest horizontal pole, the drop stops, can prevent that the staff from falling, and is high in security.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a top view of the fall arrest mechanism according to an embodiment of the present invention;
fig. 3 is a schematic view of the locking state of the anti-falling mechanism of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
In the description of the present invention, the directions or positional relationships indicated are the directions or positional relationships shown on the basis of the drawings, and are only for convenience of description and simplification of the description, and do not indicate or imply the specific directions, the configuration in the specific directions and the operation that the indicated device or element must have, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1-3, an embodiment of the present invention provides a ladder stand protection device for a cement silo, comprising a cement silo 1 and a ladder stand 2 fixedly disposed on a side wall of the cement silo 1, wherein guide pillars 3 are fixedly connected to both sides of the ladder stand 2, the guide pillars 3 are disposed parallel to the ladder stand 2, preferably, the guide pillars 3 and the ladder stand 2 are located in the same plane, upper and lower ends of the guide pillars 3 are fixedly welded to the ladder stand 2 through metal connectors, anti-falling mechanisms 4 are slidably connected to the guide pillars 3, two sets of anti-falling mechanisms 4 are connected through connecting rods 5, both ends of the connecting rods 5 are respectively fixedly connected to sliding sleeves 41 disposed on both sides of the ladder stand 2, before climbing, a safety belt is tied and connected to the anti-falling mechanisms 4 disposed on both sides of the ladder stand 2, the anti-falling mechanisms 4 can move up and down with a worker, when the worker carelessly slides down, the anti-falling mechanisms 4 are locked and kept in a locked state to prevent the worker from falling down, the climbing safety is improved, the anti-falling mechanism 4 comprises a sliding sleeve 41 which is sleeved on the guide post 3 in a sliding manner, one side of the sliding sleeve 41 close to the ladder stand 2 is fixedly connected with an installation shell 42, a hydraulic rod 43 is fixedly installed in the installation shell 42, the telescopic end of the hydraulic rod 43 penetrates through the installation shell 42 and is fixedly connected with a rack 44, one side of the rack 44 close to the ladder stand 2 is provided with a butting block 45, the installation shell 42 is provided with a first supporting rod 46 and a second supporting rod 47, one end of the first supporting rod 46 close to the ladder stand 2 is rotatably connected with a gear 48, the gear 48 is meshed with the rack 44, one end of the second supporting rod 47 close to the ladder stand 2 is rotatably connected with a sector fluted disc 49, the sector fluted disc 49 is meshed with the gear 48, the sector fluted disc 49 is provided with an L-shaped blocking rod 410, the free end of the horizontal segment of the L-shaped blocking rod 410 is fixedly connected with one end of the sector fluted disc 49 far away from the installation shell 42, and the L-shaped blocking rod 410 is provided with a speed measuring mechanism, a slip speed for testing prevent weighing down mechanism 4, tacho mechanism and control center electric connection, control center and prevent weighing down mechanism 4 electric connection, when the staff slips carelessly, slip speed is very fast, tacho mechanism feeds back the signal to control center, control center is to preventing weighing down mechanism 4 signals, start hydraulic rod 43 work, hydraulic rod 43 extension, drive rack 44 and butt piece 45 and move to the direction that is close to the cat ladder, butt piece 45 conflicts in the both sides of cat ladder 2, under the effect of friction, prevent weighing down mechanism 4 stops to slide or the slip speed slows down, drive gear 48 anticlockwise rotation in the in-process of rack 44 motion simultaneously, gear 48 drives fan-shaped fluted disc 49 clockwise rotation, fan-shaped fluted disc 49 drives L type pin 410 and rotates to the horizontal pole 22 top of cat ladder 2, prevent weighing down mechanism 4 locking, the drop stops after L type pin 410 contacts with nearest horizontal pole 22, prevent weighing down mechanism 4 keeps the locking state, the staff need manual release braking mechanism 4 to resume to prevent weighing down the normal slip state after being rescued, high security.
In an embodiment of the present invention, preferably, the upper and lower ends of the guide pillar 3 are both fixedly mounted on the sidewall of the cement bin 1 through a connecting member, further improving the stability of the guide pillar 3.
In an embodiment of the present invention, preferably, the ladder 2 includes two vertical rods 21 and a plurality of horizontal rods 22, the plurality of horizontal rods 22 are fixedly connected between the two vertical rods 21, and any vertical rod 21 is fixedly mounted on the outer side wall of the cement bin 1 through a plurality of connecting columns 6.
In one embodiment of the present invention, the connecting column 6 is preferably bolted to the side wall of the cement silo 1.
In one embodiment of the present invention, the cross bar 22 is preferably provided with anti-slip lines to prevent slipping of the feet of the worker.
In an embodiment of the utility model, preferably, the speed measurement mechanism includes infrared sensor 411, infrared sensor 411 sets up the one side that is close to cat ladder 2 on the horizontal segment of L type pin 410, and infrared sensor 411 is located the position between two montants 21 in the left and right sides direction, when preventing weighing down mechanism 4 through cat ladder 2's horizontal pole 22, infrared sensor 411 can detect horizontal pole 22, infrared sensor 411 passes through the time difference data feedback of double-phase adjacent horizontal pole 22 to control center in proper order, control center calculates the slip velocity of preventing weighing down mechanism 4 according to these data.
The utility model discloses an in one embodiment, preferably, be provided with on cat ladder 2 and protect cage 7, it is located one side that cement bin 1 was kept away from to protect cage 7 on cat ladder 2, protect cage 7 includes the protection semi-ring 71 that a plurality of levels set up, a plurality of protection semi-rings 71 are along cat ladder 2's length evenly distributed, the both ends of protection semi-ring 71 respectively with be located the corresponding guide pillar 3 fixed connection in cat ladder 2 both sides, the spout that is convenient for protection semi-ring 71 to pass is seted up to one side of sliding sleeve 41, the size of spout suits with protection semi-ring 71's size, and the opening width of spout is less than the diameter of guide pillar 3, prevent that sliding sleeve 41 and guide pillar 3 from breaking away from, it can take place when the staff to pitch back to set up to protect cage 7, or give the staff's support when external wind is big, further improve the security of cat ladder.
In an embodiment of the present invention, preferably, the plurality of protection half rings 71 are fixedly connected to each other along the vertical direction by a plurality of reinforcing ribs 72, and each reinforcing rib 72 can complete the connection of the plurality of protection half rings 71, thereby improving the stability of the protection cage 7.
In an embodiment of the present invention, preferably, a protective guard 8 is disposed on an outer periphery of the upper end surface of the cement silo 1, and the protective guard 8 is used for protecting an operator who gets on the upper end surface of the cement silo 1.
In an embodiment of the present invention, preferably, one side of the abutting block 45 close to the ladder stand 2 is provided with a non-slip mat to increase the friction between the abutting block 45 and the ladder stand 2.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a cat ladder protector for cement bin, includes the cement bin and sets firmly cat ladder on the cement bin lateral wall, its characterized in that: the anti-falling device comprises a ladder stand, guide columns are fixedly connected to the two sides of the ladder stand, the guide columns and the ladder stand are arranged in parallel, anti-falling mechanisms are connected to the guide columns in a sliding mode, the anti-falling mechanisms are connected through connecting rods and are sleeved with sliding sleeves on the guide columns, an installation shell is arranged on one side of each sliding sleeve, a hydraulic rod is arranged in the installation shell, the telescopic end of the hydraulic rod penetrates out of the installation shell and is fixedly connected with a rack, one side, close to the ladder stand, of the rack is provided with a butting block, a first supporting rod and a second supporting rod are arranged on the installation shell, one end, close to the ladder stand, of the first supporting rod is rotatably connected with a gear, the gear is meshed with the rack, one end, close to the ladder stand, of the second supporting rod is rotatably connected with a fan-shaped fluted disc, the fan-shaped fluted disc is meshed with a gear, an L-shaped stop lever is arranged on the fan-shaped stop lever, and a speed measuring mechanism is arranged on the L-shaped stop lever.
2. The ladder stand protection device for the cement silo according to claim 1, wherein: the upper end and the lower end of the guide post are fixedly arranged on the side wall of the cement bin through connecting pieces.
3. The ladder climbing protection device for the cement bin as claimed in claim 1, wherein: the cat ladder includes two montants and a plurality of horizontal pole, and is a plurality of horizontal pole fixed connection is in two between the montant, two the montant is all through a plurality of spliced poles fixed mounting in on the lateral wall of cement bin.
4. The ladder climbing protection device for the cement bin as claimed in claim 3, wherein: the connecting column is connected with the side wall of the cement bin through bolts.
5. The ladder stand protection device for the cement silo according to claim 3, wherein: the cross bar is provided with anti-skid lines.
6. The ladder stand protection device for the cement silo according to claim 3, wherein: the speed measuring mechanism comprises an infrared sensor, the infrared sensor is arranged on the horizontal section of the L-shaped stop lever and close to one side of the ladder stand, and the infrared sensor is positioned between the two vertical rods.
7. The ladder stand protection device for the cement silo according to claim 1, wherein: the ladder stand is provided with a protection cage, the protection cage comprises a plurality of protection semi-rings which are horizontally arranged, the protection semi-rings are uniformly distributed along the length of the ladder stand, two ends of each protection semi-ring are fixedly connected with two guide pillars respectively, one side of the sliding sleeve is provided with a sliding groove which is convenient for the protection semi-rings to pass through, and the opening width of the sliding groove is smaller than the diameter of each guide pillar.
8. The ladder stand protection device for the cement silo according to claim 7, wherein: and a plurality of reinforcing ribs are fixedly connected on the peripheral surface of the plurality of protection half rings along the vertical direction.
9. The ladder stand protection device for the cement silo according to claim 1, wherein: and a protective guard is arranged on the outer peripheral side of the upper end surface of the cement bin.
10. The ladder stand protection device for the cement silo according to claim 1, wherein: and an anti-slip pad is arranged on one side, close to the crawling ladder, of the abutting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221465954.6U CN217735381U (en) | 2022-06-13 | 2022-06-13 | Crawling ladder protection device for cement bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221465954.6U CN217735381U (en) | 2022-06-13 | 2022-06-13 | Crawling ladder protection device for cement bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217735381U true CN217735381U (en) | 2022-11-04 |
Family
ID=83840804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221465954.6U Active CN217735381U (en) | 2022-06-13 | 2022-06-13 | Crawling ladder protection device for cement bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217735381U (en) |
-
2022
- 2022-06-13 CN CN202221465954.6U patent/CN217735381U/en active Active
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