CN206327266U - Tank car and its cat ladder - Google Patents
Tank car and its cat ladder Download PDFInfo
- Publication number
- CN206327266U CN206327266U CN201621434050.1U CN201621434050U CN206327266U CN 206327266 U CN206327266 U CN 206327266U CN 201621434050 U CN201621434050 U CN 201621434050U CN 206327266 U CN206327266 U CN 206327266U
- Authority
- CN
- China
- Prior art keywords
- ladder
- cat ladder
- main
- cat
- tank body
- Prior art date
- 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.)
- Active
Links
- 241000282326 Felis catus Species 0.000 title claims abstract description 72
- 230000009194 climbing Effects 0.000 abstract description 10
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Ladders (AREA)
Abstract
The utility model provides a kind of cat ladder, is arranged on the tank body of tank car, and the cat ladder includes main ladder and pair ladder.Main ladder, is fixedly connected on the top of the tank body；Secondary ladder, is arranged at the main terraced bottom, and one end of pair ladder is rotatably coupled with the main terraced bottom, so that the secondary ladder is movable between stowed position and extended position；The length of the cat ladder is less than the length of cat ladder when pair ladder is in extended position when the secondary ladder is in stowed position.When secondary ladder is in extended position, staff can climb to the top of a mountain by secondary ladder climbing to main ladder, then by main ladder, and the climbing that can so reduce staff highly, makes entirely to step on case operation more laborsaving also safer；When secondary ladder is in stowed position, there is larger vertical separation between the bottom and ground of cat ladder, the interval of the certain altitude can avoid the bottom of cat ladder from being hooked into foreign matter in tank car running, it is ensured that the normally travel of tank car.
Description
Technical field
The utility model is related to engineering vehicle equipment, more particularly to a kind of tank car and its cat ladder.
Background technology
In existing tank car, the end of tank car can typically be equipped with cat ladder, can be climbed to roof by cat ladder staff
The related thing that takes is carried out to operate.The operation of tank car is influenceed in order to prevent cat ladder to be hooked into the foreign matter on ground, traditional cat ladder
Height of the bottom apart from ground is higher.
But such a cat ladder is creeped very inconvenient during actual use above and below staff.The bottom of cat ladder
Height apart from ground is higher, and staff is relatively elaborate when climbing, and security is relatively low.For the relatively low work people of height
Member, the height of itself need to be also improved by other equipment, the cat ladder could be climbed, use and be inconvenient.
Utility model content
The purpose of this utility model is that tank car cat ladder is inconvenient when in use, relatively elaborate in the prior art for solution, and
The problem of security is relatively low.
In order to solve the above technical problems, the utility model provides a kind of cat ladder, it is arranged on the tank body of tank car, the cat ladder
Including：Main ladder, is fixedly connected on the top of the tank body；Secondary ladder, is arranged at the main terraced bottom, one end of pair ladder and institute
State main terraced bottom to be rotatably coupled, so that the secondary ladder is movable between stowed position and extended position；At the secondary ladder
The length of the cat ladder is less than the length of cat ladder when pair ladder is in extended position when stowed position.
Preferably, cradling piece of the main ladder including a pair of parallel setting and it is connected to multiple between the two stands bar
Pedal unit, the pedal unit includes the crossbeam and pedal being vertically connected on the two stands bar.
Preferably, the secondary ladder includes the connecting rod taken the shape of the letter U and the treadle being vertically connected in the connecting rod, the company
The openend of extension bar is rotatably connected to the bottom of the two stands bar.
Preferably, bearing has been fixedly connected with the outside of the two stands bar, the openend of the connecting rod is vertically connected
There is bolt, the bolt is rotatably connected on the bearing.
Preferably, the bottom of the connecting rod is provided with locking device, when the secondary ladder is in stowed position, locking dress
Put for the secondary ladder to be fixed on into the main ladder.
Preferably, the locking device includes support and limited block, and the support is fixedly installed in the connecting rod, institute
Limited block is stated to be rotatably connected on the support by bearing pin；When the secondary ladder is in stowed position, the limited block and institute
State crossbeam to fasten, the secondary ladder is fixed on the main ladder.
Preferably, the bottom of the two stands bar is equipped with anticollison block, when the secondary ladder is in extended position, the anticollision
Block is used to prevent the pair terraced and the main ladder collision；The connecting rod is provided with buffer stopper, and position is packed up when the secondary ladder is in
When putting, the buffer stopper is used to prevent the pair terraced and main ladder collision.
The purpose of this utility model alsos for solving inconvenient, more laborious and safety when cat ladder is used in existing tank car
The problem of poor performance.
In order to solve the above problems, the utility model also provides a kind of tank car, including tank car body, tank body and cat ladder,
The cat ladder is above-mentioned cat ladder, and the cat ladder is arranged on the side of the tank body.
Preferably, bracing piece is provided between the cat ladder and the tank body；One end of the bracing piece is fixedly connected on institute
State on main ladder, the other end is fixed on the lateral wall of the tank body.
Preferably, the top of the tank body is provided with connecting plate, and the main terraced top is welded on the connecting plate.
As shown from the above technical solution, the beneficial effects of the utility model are：
In cat ladder of the present utility model, pair is terraced to be rotatably coupled with main ladder, is enable secondary ladder in stowed position and is put down
It is movable between position.When secondary ladder is in stowed position, there is a certain distance interval between the bottom and ground of cat ladder, this one
The interval of measured length can avoid the bottom of cat ladder from being hooked into foreign matter in tank car running；When secondary ladder is in extended position
When, now the length of the cat ladder is more than the length of cat ladder when pair ladder is in stowed position, thus the pair by putting down
Ladder can reduce the height climbed when staff climbs to the top of a mountain, and make whole climbing process more laborsaving, while climbing can also be improved
Security.
Brief description of the drawings
Fig. 1 is the front view of cat ladder in the utility model embodiment.
Fig. 2 is the side view of cat ladder when secondary ladder is located at stowed position in the utility model embodiment.
Fig. 3 is the side view of cat ladder when secondary ladder is located at extended position in the utility model embodiment.
Fig. 4 is the front view of secondary ladder in the utility model embodiment.
Fig. 5 is the enlarged drawing at A in Fig. 3.
Description of reference numerals is as follows：1st, tank body；11st, connecting plate；2nd, cat ladder；21st, main ladder；211st, cradling piece；212nd, crossbeam；
213rd, pedal；214th, bearing；215th, anticollison block；22nd, secondary ladder；221st, connecting rod；222nd, treadle；223rd, bolt；224th, support；
225th, limited block；226th, buffer stopper；23rd, bracing piece；231st, backing plate；3rd, ground.
Embodiment
Embodying the exemplary embodiment of the utility model feature and advantage will describe in detail in the following description.It should be understood that
Be that the utility model can have various changes in different embodiments, it does not all depart from model of the present utility model
Enclose, and explanation therein and diagram are treated as purposes of discussion in itself, and be not used to limit the utility model.
In order to further illustrate principle of the present utility model and structure, it is preferable to carry out in conjunction with accompanying drawing to of the present utility model
Example is described in detail.
The present embodiment provides a kind of tank car, and the tank car includes tank car body, tank body and cat ladder.Wherein tank car body and tank
Body is the general structure used by common tank car, is not described in detail herein.
Refering to Fig. 1, the side of tank body 1 is provided with cat ladder 2 in the present embodiment, and the top of tank body 1, which is provided with, to be used to install cat ladder 2
Connecting plate 11.By cat ladder 2, staff, which can be climbed to the top of tank body 1, carries out related operation operation.
Further, the cat ladder 2 includes main terraced 21 and secondary ladder 22.Main terraced 21 top is weldingly fixed on connecting plate 11.
Secondary ladder 22 is rotatably coupled with main terraced 21, so that pair ladder 22 is movable between stowed position and extended position,
The length of cat ladder 2 is less than the length of cat ladder 2 when secondary ladder 22 is in extended position when secondary ladder 22 is in stowed position.Thus when secondary ladder
22 when being in extended position, and the height of the bottom of cat ladder 2 apart from ground 3 is less than the bottom of cat ladder 2 when secondary ladder 22 is in stowed position
Hold the height apart from ground 3.
As shown in Fig. 2 when secondary ladder 22 is in stowed position, ladder 21 based on the distance between bottom and ground 3 of cat ladder 2
Height L1 of the bottom apart from ground 3.
As shown in figure 3, when secondary ladder 22 is in extended position, the distance between bottom and ground 3 of cat ladder 2 are secondary ladder 22
The distance between bottom and ground 3 L2, and L2 is less than L1.
Therefore, when tank car is in running status, secondary ladder 22 can be packed up.Now between the bottom of cat ladder 2 and ground 3
There is larger vertical separation, thus the foreign matter on the ground 3 that the bottom of cat ladder 2 is hooked on ground 3 can be avoided and influenceed
The traveling of tank car.
When staff need progress climb to the top of a mountain operation when, secondary ladder 22 can be put down.Now the bottom of cat ladder 2 is apart from ground
3 is relatively near, thus by put down secondary terraced 22 climbings that can reduce staff highly, improves the security of climbing, while
Make whole climbing process more laborsaving.
Referring again to Fig. 1, main terraced the 21 of the present embodiment includes two opposing parallel cradling pieces 211, two stands bar 211
Top is respectively welded on tank body 1 on corresponding connecting plate 11.
Multiple pedal units are connected between two stands bar 211, pedal unit includes being vertically connected on two stands bar 211
Crossbeam 212 and pedal 213.Pedal 213 is connected to the bottom of crossbeam 212, is available for trampling for staff and steps on case.
As shown in Figure 1 and Figure 4, secondary ladder 22 includes connecting rod 221 and treadle 222.Wherein, connecting rod 221 takes the shape of the letter U, the company
Extension bar 221 includes two sections of flat segments and is connected to the segmental arc of two flat segments bottoms.The openend of connecting rod 221 is two flat segments
Top, and the openend is connected to main terraced 21 bottom.Treadle 222 is vertically connected in connecting rod 221, when secondary ladder 22 is in
During extended position, treadle 222 can be used for trampling for staff.
In order that secondary ladder 22 is rotatably connected to main terraced 21 bottom, refering to Fig. 1 and Fig. 5, two stands in the present embodiment
The outside of bar 211 is fixedly welded with bearing 214, and the openend of connecting rod 221 is vertically connected with bolt 223, and bolt 223 can turn
It is connected to dynamicly on the bearing 214 of correspondence position.
In addition, being additionally provided with locking device on secondary ladder 22, locking device is connected to the bottom of connecting rod 221.At pair terraced 22
When stowed position, locking device can be used for secondary ladder 22 being fixed on main terraced 21.
Further, the locking device of the present embodiment includes support 224 and limited block 225.The company of being weldingly fixed on of support 224
The side of extension bar 221, limited block 225 is rotatably connected on support 224 by bearing pin.
When secondary ladder 22 is in stowed position, rotary spacing block 225 makes it be fastened with the crossbeam 212 on main terraced 21, with
Secondary ladder 22 is fixed on main terraced 21.
Secondary ladder 22 and main terraced 21 fixation just can be realized by rotary spacing block 225, this is easy to operate and feasibility is high.Together
When locking device the pair ladder of collapsed state 22 can be firmly secured on main terraced 21, pounded so as to avoid secondary ladder 22 from plunking down
Bad main terraced 21, or injure staff by a crashing object and trigger security incident.
For the tank car of the present embodiment, when staff need progress climb to the top of a mountain operation when, it is necessary to first rotary spacing block 225,
Release its engaging with crossbeam 212.Secondary ladder 22 departs from from main terraced 21 under gravity, is turned to from stowed position and puts down position
Put, form the state shown in Fig. 3.Now the distance between the bottom of cat ladder 2 and ground 3 are L2, and L2 is less than L1, thus can subtract
The height of few staff's climbing.Staff can first pass through the pair ladder 22 put down and climb on main terraced 21, then by main terraced 21
Climb to the top of a mountain.Compared with directly directly being climbed to the top of a mountain by main terraced 21, using the pair ladder 22 put down, can make staff more it is laborsaving also more
Safety.
After staff climbs to the top of a mountain the end of job, terraced 22 lifting of pair can be such that secondary ladder 22 is turned to by extended position and be packed up
Position, forms the state shown in Fig. 2.Limited block 225 is rotated further by, it is fastened with crossbeam 212, it is ensured that secondary ladder 22 is stably solid
It is scheduled on main terraced 21.Now the distance between the bottom of cat ladder 2 and ground 3 are L1, and the bottom of cat ladder 2 can be prevented away from ground 3
Cat ladder 2 scratches foreign matter and influences the traveling of tank car.
Because the Shi Junhui impulsive forces larger to main terraced 21 generation is being packed up and put down to secondary ladder 22, thus two in the present embodiment
The bottom of cradling piece 211 is equipped with anticollison block 215.When secondary ladder 22 is under its gravity extension, positioned at main terraced 21 lateral wall
On anticollison block 215 can prevent secondary ladder 22 and main terraced 21 collision.
A pair of buffer stoppers 226 also are provided with connecting rod 221 simultaneously, buffer stopper 226 is with support 224 in the same of connecting rod 221
Side.When secondary ladder 22 is in stowed position, buffer stopper 226 can be used for preventing secondary ladder 22 and main terraced 21 collision.
In addition, the bonding strength in order to improve cat ladder 2 and tank body 1, is provided between the cat ladder 2 and tank body 1 of the present embodiment and adds
Strong bar 23.One end of bracing piece 23 is fixed on main terraced 21 cradling piece 211, and the other end is fixed on the lateral wall of tank body 1.Should
The junction of bracing piece 23 and tank body 1 is provided with backing plate 231, and the installation of bracing piece 23 can be avoided to damage the outer wall of tank body 1.
Therefore in the cat ladder of the present embodiment, secondary ladder is rotatably connected on main ladder, so that secondary ladder is in stowed position and puts
It is movable between lower position.When pair ladder is in extended position, staff can be climbed to main ladder by secondary ladder, then by main ladder
Climb to the top of a mountain, the climbing that can so reduce staff highly, make entirely step on case operation it is more laborsaving also safer；At secondary ladder
When stowed position, there is larger vertical separation between the bottom and ground of cat ladder, the interval of the certain altitude can be avoided
The bottom of cat ladder is hooked into foreign matter in tank car running, it is ensured that the normally travel of tank car.
Although describing the utility model with reference to several exemplary embodiments, it is to be understood that, term used is to say
Bright and exemplary and nonrestrictive term.Because the utility model can be embodied without departing from practicality in a variety of forms
New is spiritual or substantive, it should therefore be appreciated that above-mentioned embodiment is not limited to any foregoing details, and should be in right of enclosing
It is required that widely explained in the spirit and scope limited, thus whole changes for falling into claim or its equivalent scope and
Remodeling all should be appended claims and be covered.
Claims (10)
1. a kind of cat ladder, is arranged on the tank body of tank car, it is characterised in that the cat ladder includes：
Main ladder, is fixedly connected on the top of the tank body；
Secondary ladder, is arranged at the main terraced bottom, one end of pair ladder is rotatably coupled with the main terraced bottom, so that institute
State secondary ladder movable between stowed position and extended position；
The length of the cat ladder is less than the length of cat ladder when pair ladder is in extended position when the secondary ladder is in stowed position
Degree.
2. cat ladder according to claim 1, it is characterised in that cradling piece and company of the main ladder including a pair of parallel setting
Multiple pedal units between the two stands bar are connected on, the pedal unit includes being vertically connected on the two stands bar
Crossbeam and pedal.
3. cat ladder according to claim 2, it is characterised in that the secondary ladder includes the connecting rod taken the shape of the letter U and vertical connection
Treadle in the connecting rod, the openend of the connecting rod is rotatably connected to the bottom of the two stands bar.
4. cat ladder according to claim 3, it is characterised in that be fixedly connected with bearing on the outside of the two stands bar,
The openend of the connecting rod is vertically connected with bolt, and the bolt is rotatably connected on the bearing.
5. cat ladder according to claim 3, it is characterised in that the bottom of the connecting rod is provided with locking device, when described
When secondary ladder is in stowed position, the locking device is used to the secondary ladder being fixed on the main ladder.
6. cat ladder according to claim 5, it is characterised in that the locking device includes support and limited block, the branch
Frame is fixedly installed in the connecting rod, and the limited block is rotatably connected on the support by bearing pin；
When the secondary ladder is in stowed position, the limited block is fastened with the crossbeam, and the secondary ladder is fixed on into the master
On ladder.
7. cat ladder according to claim 3, it is characterised in that the bottom of the two stands bar is equipped with anticollison block, works as institute
When stating secondary ladder in extended position, the anticollison block is used to prevent the pair terraced and the main ladder is collided；
The connecting rod is provided with buffer stopper, and when the secondary ladder is in stowed position, the buffer stopper is used to prevent the secondary ladder
Collided with main ladder.
8. a kind of tank car, including tank car body, tank body and cat ladder, it is characterised in that the cat ladder is claim 1~7 times
Cat ladder described in one, the cat ladder is arranged on the side of the tank body.
9. tank car according to claim 8, it is characterised in that bracing piece is provided between the cat ladder and the tank body；Institute
The one end for stating bracing piece is fixedly connected on the main ladder, and the other end is fixed on the lateral wall of the tank body.
10. tank car according to claim 8, it is characterised in that the top of the tank body is provided with connecting plate, described main terraced
Top is welded on the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434050.1U CN206327266U (en) | 2016-12-23 | 2016-12-23 | Tank car and its cat ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434050.1U CN206327266U (en) | 2016-12-23 | 2016-12-23 | Tank car and its cat ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206327266U true CN206327266U (en) | 2017-07-14 |
Family
ID=59292986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621434050.1U Active CN206327266U (en) | 2016-12-23 | 2016-12-23 | Tank car and its cat ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206327266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674414A (en) * | 2020-07-17 | 2020-09-18 | 中车资阳机车有限公司 | Foldable ladder with lock for locomotive |
-
2016
- 2016-12-23 CN CN201621434050.1U patent/CN206327266U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674414A (en) * | 2020-07-17 | 2020-09-18 | 中车资阳机车有限公司 | Foldable ladder with lock for locomotive |
| CN111674414B (en) * | 2020-07-17 | 2024-04-19 | 中车资阳机车有限公司 | Foldable crawling ladder with lock for locomotive |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206327266U (en) | Tank car and its cat ladder | |
| CN203904856U (en) | Movable construction platform for construction outside bridge guardrail | |
| CN209684577U (en) | A kind of dual-purpose transfer tooling of the wind electricity blade web of grider | |
| CN207715073U (en) | A kind of ladder of road indicator installation | |
| CN206059992U (en) | A kind of 10kV distribution box operating platforms with folding ladder | |
| CN204751999U (en) | A remove portal frame that is used for CNG air entrainment three jars of relief valve dismouting at female station to detect | |
| CN204536526U (en) | Multifunction collection dress instruction carriage | |
| CN207439824U (en) | A kind of concrete anti-collision guard bar load test frame and experimental rig | |
| CN207644600U (en) | A kind of high-rise working basket | |
| CN206545478U (en) | A kind of electric power overhaul ladder | |
| CN207367371U (en) | A kind of municipal administration monitoring alarm column | |
| CN206205765U (en) | A kind of field electric operating ladder | |
| CN207173596U (en) | A kind of overhead manned equipment off-axis protection device | |
| CN203006875U (en) | Automatic air control lifting platform of aerial passenger device | |
| CN205274776U (en) | Loading and unloading safety net | |
| CN205502680U (en) | Mechanical type stereo garage's car -carrying platform board | |
| CN205626787U (en) | Prevent weighing down car safely | |
| CN204659822U (en) | For the low chassis lightweight vehicle frame of rear-guard electrically propelled traction vehicle | |
| CN206127901U (en) | Base construction suitable for ramp safety island | |
| CN201961921U (en) | Anti-falling device for inclined-well ore bucket | |
| CN208734345U (en) | A kind of shield tunnel secondary grouting rack | |
| CN202970019U (en) | Loading and forwarding platform for large wind power main engine | |
| CN219732719U (en) | A construction hanging basket for municipal house is built | |
| CN215475717U (en) | Simple airplane wheel chock locking device | |
| CN106439490A (en) | Transporting device for gas bottles |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |