CN209892094U - Straight ladder for suction and discharge crown block - Google Patents
Straight ladder for suction and discharge crown block Download PDFInfo
- Publication number
- CN209892094U CN209892094U CN201821560992.3U CN201821560992U CN209892094U CN 209892094 U CN209892094 U CN 209892094U CN 201821560992 U CN201821560992 U CN 201821560992U CN 209892094 U CN209892094 U CN 209892094U
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- China
- Prior art keywords
- platform
- vertical ladder
- straight ladder
- balancing weight
- ladder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an inhale overhead traveling crane of unloading and use straight ladder, inhale the overhead traveling crane of unloading including the first platform that is located ground top and the second platform that is located first platform top, straight ladder is located the lateral part of first platform and second platform, straight ladder includes straight ladder body, straight ladder body includes two parallel arrangement's stand and is located a plurality of stull that evenly fixes laying between two stands, and straight ladder still includes balancing weight and loose pulley assembly, the quantity of balancing weight is two and is located straight ladder body both sides respectively, and the balancing weight is rectangular form, loose pulley assembly's quantity is two, and loose pulley assembly is fixed in the top of balancing weight and stand through the mount pad, and the last winding of loose pulley assembly has the rope, the both ends of rope respectively with the top of balancing weight and the top fixed connection of stand. The utility model provides a structure is safe, reliable, and the overhead traveling crane of unloading is used straight ladder is inhaled to occupation space not.
Description
Technical Field
The utility model belongs to the technical field of inhale the overhead traveling crane auxiliary assembly of unloading, concretely relates to inhale overhead traveling crane of unloading and use vertical ladder.
Background
The material sucking and discharging crown block is special equipment for charging and discharging the filling material of the roasting furnace, has high automation degree, and has no dust pollution during charging and discharging. The existing material sucking and discharging crown block is operated in a cab through an operator, the cab is usually positioned on a first platform, and the operator climbs to the first platform through an additional ladder stand and then enters the cab to work. The solitary cat ladder is fixed insecure, and operating personnel influences operating personnel's personal safety at the easy landing of the in-process cat ladder of cat ladder.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a structure safety, reliable, not occupation space inhale the straight ladder for the overhead traveling crane of unloading.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an inhale overhead traveling crane of unloading and use straight ladder, inhale the overhead traveling crane of unloading including the first platform that is located ground top and the second platform that is located first platform top, straight ladder is located the lateral part of first platform and second platform, straight ladder is including straight ladder body, straight ladder body includes two parallel arrangement's stand and is located a plurality of stull that evenly fixes laying between two stands, and straight ladder still includes balancing weight and loose pulley assembly, the quantity of balancing weight is two and is located straight ladder body both sides respectively, and the balancing weight is rectangular form, loose pulley assembly's quantity is two, and loose pulley assembly is fixed in the top of balancing weight and stand through the mount pad, and the last winding of loose pulley assembly has the rope, the both ends of rope respectively with the top of balancing weight and the top fixed connection of stand.
Furthermore, the pulley assembly comprises a pulley and a pulley shaft, the pulley shaft is fixedly arranged at the upper end of the mounting seat, and the pulley is sleeved on the pulley shaft and is rotatably connected with the pulley shaft.
Furthermore, a counterweight slideway is sleeved outside the counterweight block, the upper part of the counterweight slideway is fixed on the second platform, and the lower part of the counterweight slideway is fixed on the first platform.
Further, the bilateral symmetry of vertical ladder body is provided with the vertical ladder slide, the cross-section of vertical ladder slide is "C" shape, and vertical ladder slide upper portion is fixed on the second platform, and the lower part is fixed on first platform.
Further, the height of the installation seat is greater than that of the vertical ladder body.
Further, the sum of the weights of the two balancing weights is larger than the weight of the vertical ladder body and smaller than the sum of the weight of the vertical ladder body and the weight of an operator.
Further, be provided with on a stull of vertical ladder body lower part and rotate the locating plate of being connected with the stull, the locating plate is the rectangular plate shape, the cross-section of stull is squarely, and the well upper portion of locating plate is connected through the torsional spring rotation with the outside lower extreme angle department of stull.
Further, the height of the positioning plate is smaller than the distance between the two cross braces and larger than the distance between the outer side wall of each cross brace and the first platform.
The utility model has the advantages that:
1. the utility model has the advantages that the straight ladder body slides up and down along the straight ladder slideway on the overhead travelling crane for sucking and discharging materials through the balancing weight and the pulley component; when the suction and discharge overhead traveling crane works, the weight of the counter weight block is larger than that of the straight ladder body, and the counter weight block drives the straight ladder body to ascend, so that the suction and discharge overhead traveling crane does not interfere with a molten pool below the suction and discharge overhead traveling crane during walking; when an operator needs to climb up the first platform from the ground to enter the cab, the straight ladder body is pulled downwards to enable the lower end of the straight ladder body to be in contact with the ground, the operator climbs onto the first platform through the straight ladder body at the moment, and the weight of the balancing weight is smaller than the sum of the weight of the straight ladder body and the weight of the operator, so that the straight ladder body keeps the current state unchanged during climbing of the operator; when an operator climbs the first platform, the counterweight block drives the vertical ladder body to ascend and restore to the initial position; when climbing, the vertical ladder body cannot be separated from the material sucking and discharging crown block, so that the personal safety of operators is ensured; when the vertical ladder works, the vertical ladder body is positioned above the first platform, and a molten pool below the material sucking and discharging crown block cannot be interfered.
2. The utility model discloses a be provided with the locating plate on a stull of vertical ladder body lower part, when the locating plate is higher than first platform upper surface, rotate the locating plate, make locating plate upper surface laminating stull lower surface, operating personnel climbs the vertical ladder body this moment, and the vertical ladder body descends, and the first platform upper surface of locating plate lower surface laminating, operating personnel continue to climb on, can climb to second platform top, need not solitary cat ladder in addition, make things convenient for operating personnel to inhale the overhead traveling crane of unloading and maintain.
Drawings
Fig. 1 is a schematic structural view of a straight ladder for an overhead travelling crane for material suction and discharge.
Fig. 2 is a sectional view of a-a in fig. 1 of the straight ladder for the overhead travelling crane for suction and discharge.
Fig. 3 is a sectional view of the pulley assembly of the straight ladder for the overhead travelling crane.
Fig. 4 is a schematic position diagram of the positioning plate from the ground to the first platform of the straight ladder for the suction and discharge crown block of the utility model.
Fig. 5 is a schematic position diagram of the positioning plate from the first platform to the second platform of the straight ladder for the suction and discharge crown block of the utility model.
The reference numbers in the drawings are as follows: 1 is first platform, 2 is the second platform, 3 is straight ladder body, 4 are the balancing weight, 5 are loose pulley assembly, 6 are the mount pad, 7 are the rope, 8 are the balancing weight slide, 9 are straight ladder slides, 10 are the locating plate, 301 are the stand, 302 are the stull, 501 are the pulley, 502 are the pulley spindle.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings;
as shown in fig. 1 ~ fig. 5, an inhale overhead traveling crane of unloading with straight ladder, inhale the overhead traveling crane of unloading including the first platform 1 that is located ground top and the second platform 2 that is located first platform 1 top, straight ladder is located the lateral part of first platform 1 and second platform 2, straight ladder includes straight ladder body 3, straight ladder body 3 includes two parallel arrangement's stand 301 and is located a plurality of stull 302 that evenly fixed laying between two stands 301, and straight ladder still includes balancing weight 4 and pulley assembly 5, the quantity of balancing weight 4 is two and is located straight ladder body 3 both sides respectively, and balancing weight 4 is rectangular form, pulley assembly 5's quantity is two, and pulley assembly 5 is fixed in the top of balancing weight 4 and stand 301 through mount pad 6, the height that highly is greater than straight ladder body 3 of mount pad 6, and the winding has rope 7 on the pulley assembly 5, the both ends of rope 7 respectively with the top of balancing weight 4 and the top fixed connection of stand 301.
The material sucking and discharging crown block in the embodiment is a multifunctional material sucking and discharging crown block with model number QD-32T produced by yellow river explosion-proof crane Limited company in Henan province.
In order to optimize the product structure, in this embodiment, the pulley assembly 5 includes a pulley 501 and a pulley shaft 502, the pulley shaft 502 is fixedly disposed at the upper end of the mounting seat 6, and the pulley 501 is sleeved on the pulley shaft 502 and is rotatably connected with the pulley shaft 502.
In order to ensure the lifting track of the counterweight block 4 and make it unable to rock, in this embodiment, the counterweight slide way 8 is sleeved outside the counterweight block 4, and the upper part of the counterweight slide way 8 is fixed on the second platform 2 and the lower part thereof is fixed on the first platform 1.
In order to guarantee that the straight ladder body 3 can not break away from the overhead traveling crane of unloading of inhaling, 3 bilateral symmetry of straight ladder body is provided with straight ladder slide 9, the cross-section of straight ladder slide 9 is "C" shape, and the upper portion of straight ladder slide 9 is fixed on second platform 2, and the lower part is fixed on first platform 1.
In order to optimize the product structure, in this embodiment, the sum of the weights of the two balancing weights 4 is greater than the weight of the vertical ladder body 3 and less than the sum of the weight of the vertical ladder body 3 and the weight of the operator.
In order that the vertical ladder body 3 cannot descend when an operator climbs to the second platform 2 from the first platform 1, a positioning plate 10 rotatably connected with the cross brace 302 is arranged on one cross brace 302 on the lower portion of the vertical ladder body 3, the positioning plate 10 is in a rectangular flat plate shape, the cross section of the cross brace 302 is square, and the middle upper portion of the positioning plate 10 is rotatably connected with the outer lower end of the cross brace 302 through a torsion spring.
Further optimizing the product structure, in this embodiment, the height of the positioning plate 10 is less than the distance between the two cross braces 302 and greater than the distance between the outer side wall of the cross brace 302 and the first platform 1.
When the overhead traveling crane of unloading of inhaling during operation, because the weight of balancing weight 4 is greater than the weight of vertical ladder body 3, balancing weight 4 drives vertical ladder body 3 and rises, makes the overhead traveling crane of unloading of inhaling not interfere the molten bath below it when walking.
When an operator needs to climb up the first platform 1 from the ground to enter the cab, the straight ladder body 3 is pulled downwards to enable the lower end of the straight ladder body 3 to be in contact with the ground, at the moment, the operator climbs onto the first platform 1 through the straight ladder body 3, and as the weight of the balancing weight 4 is smaller than the sum of the weight of the straight ladder body 3 and the weight of the operator, the straight ladder body 3 keeps the current state unchanged during climbing; after an operator climbs the first platform 1, the counterweight block 4 drives the vertical ladder body 3 to ascend and restore to the initial position.
When operating personnel need climb up second platform 2 from first platform 1 and maintain, locating plate 10 is higher than 1 upper surface of first platform during initial, rotation locating plate 10 makes 10 upper surfaces of locating plate laminate stull 302 lower surfaces, operating personnel climbs vertical ladder body 3 this moment, vertical ladder body 3 descends, 10 lower surfaces of locating plate laminate first platform 1 upper surface, operating personnel continues to climb up, can climb to 2 tops of second platform, need not other solitary cat ladder, make things convenient for operating personnel to maintain the overhead traveling crane of unloading to inhaling.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.
Claims (8)
1. The utility model provides an inhale straight ladder for overhead traveling crane of unloading, inhale the overhead traveling crane of unloading and include first platform (1) that is located ground top and be located second platform (2) of first platform (1) top, straight ladder is located the lateral part of first platform (1) and second platform (2), straight ladder includes straight ladder body (3), straight ladder body (3) include two parallel arrangement's stand (301) and lie in a plurality of stull (302) that evenly fixed was laid between two stand (301), its characterized in that, straight ladder still includes balancing weight (4) and loose pulley assembly (5), the quantity of balancing weight (4) is two and is located straight ladder body (3) both sides respectively, balancing weight (4) are rectangular form, the quantity of loose pulley assembly (5) is two, loose pulley assembly (5) are fixed in the top of balancing weight (4) and stand (301) through mount pad (6), a rope (7) is wound on the pulley component (5), and two ends of the rope (7) are respectively fixedly connected with the top end of the balancing weight (4) and the top end of the upright post (301).
2. The vertical ladder for the crown block with the sucking and discharging function as claimed in claim 1, wherein the pulley assembly (5) comprises a pulley (501) and a pulley shaft (502), the pulley shaft (502) is fixedly arranged at the upper end of the mounting seat (6), and the pulley (501) is sleeved on the pulley shaft (502) and is rotatably connected with the pulley shaft (502).
3. The vertical ladder for the crown block for sucking and discharging as claimed in claim 1, wherein a counterweight slideway (8) is sleeved outside the counterweight block (4), the upper part of the counterweight slideway (8) is fixed on the second platform (2), and the lower part of the counterweight slideway (8) is fixed on the first platform (1).
4. The vertical ladder for the crown block for material suction and discharge as claimed in claim 1, wherein the vertical ladder body (3) is symmetrically provided with vertical ladder slideways (9) at both sides, the section of each vertical ladder slideway (9) is C-shaped, and the upper part and the lower part of each vertical ladder slideway (9) are fixed on the second platform (2) and the first platform (1).
5. A vertical ladder for a suction and discharge crown block according to claim 1, characterized in that the height of the mounting seat (6) is greater than the height of the vertical ladder body (3).
6. The vertical ladder for the crown block for suction and discharge as claimed in claim 1, wherein the sum of the weights (4) is greater than the weight of the vertical ladder body (3) and less than the sum of the weight of the vertical ladder body (3) and the weight of the operator.
7. The vertical ladder for the crown block for material suction and discharge as claimed in claim 1, wherein a cross brace (302) at the lower part of the vertical ladder body (3) is provided with a positioning plate (10) rotatably connected with the cross brace (302), the positioning plate (10) is in a rectangular flat plate shape, the cross section of the cross brace (302) is square, and the middle upper part of the positioning plate (10) is rotatably connected with the outer lower end of the cross brace (302) through a torsion spring.
8. A vertical ladder for a suction and discharge crown block according to claim 7, characterized in that the height of the positioning plate (10) is less than the distance between two crossbars (302) and greater than the distance between the outer side wall of the crossbars (302) and the first platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560992.3U CN209892094U (en) | 2018-09-25 | 2018-09-25 | Straight ladder for suction and discharge crown block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560992.3U CN209892094U (en) | 2018-09-25 | 2018-09-25 | Straight ladder for suction and discharge crown block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209892094U true CN209892094U (en) | 2020-01-03 |
Family
ID=68989503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821560992.3U Expired - Fee Related CN209892094U (en) | 2018-09-25 | 2018-09-25 | Straight ladder for suction and discharge crown block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209892094U (en) |
-
2018
- 2018-09-25 CN CN201821560992.3U patent/CN209892094U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 Termination date: 20210925 |