CN105539297B - Fire fighting truck crew department's rotary pedal - Google Patents
Fire fighting truck crew department's rotary pedal Download PDFInfo
- Publication number
- CN105539297B CN105539297B CN201510963386.0A CN201510963386A CN105539297B CN 105539297 B CN105539297 B CN 105539297B CN 201510963386 A CN201510963386 A CN 201510963386A CN 105539297 B CN105539297 B CN 105539297B
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- China
- Prior art keywords
- crew department
- pedal
- pedal body
- fire fighting
- fighting truck
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R3/00—Arrangements of steps or ladders facilitating access to or on the vehicle, e.g. running-boards
- B60R3/007—Removable steps or ladders, e.g. foldable
Abstract
The present invention relates to fire fighting truck technical field, more particularly to fire fighting truck crew department's rotary pedal, its structure includes pedal body, pedal body is built-in under normal conditions, rotated with when crew department's door is opened to exposed for trampling, the friction plate fixed with crew department's relative position is provided with the lower section of pedal body motion track, pedal body is then contacted the friction plate by pedal force directed downwardly, and pedal body is stopped with friction plate along exposed moving direction friction to pedal body to stop.Compared with prior art, the present invention is by controlling the clutch between friction plate and pedal body, pedal body is realized to be switched fast under braking state and releasing brake two states, so as to ensure that fireman can quickly and safely come in and go out crew department, especially crew department's door can not it is full opening of it is narrow and small rescue and night rescue under conditions of, the potential safety hazard for effectively avoiding fireman from being fallen down in quick upper and lower pedal body, so as to save the rescue time of preciousness.
Description
Technical field
The present invention relates to fire fighting truck technical field, more particularly to fire fighting truck crew department's rotary pedal.
Background technology
With the development of science and technology, fire fighting truck includes air compression foam class fire fighting truck, water tank foam fire truck, rescue
Fire fighting truck etc..Fire fighting truck possesses independent crew department mostly at present, and crew department is usually located at driver's cabin and carries fluid reservoir with being used for
（Inside is equipped with water or fire foam）Carriage body between, crew department be provided with for fire fighter disengaging crew department's door.Due to disappearing
The vehicle chassis of anti-car is higher, and stair-stepping pedal is provided with position of the corresponding crew department's door along lower section（I.e. have one with
The pedal of top bar）.
Existing pedal is the vehicle frame for the lower section that crew department's door is fixed in a manner of welding or by means of fastener mostly
On, although this dead pedal structure can meet the requirement that fire fighter gets on or off the bus, its defect is：1）Pedal is arranged on occupant
The lower section of room door and the sidepiece for exposing to vehicle body, therefore more rescue space is taken, and be easily damaged；2）Needed during rescue
Fire fighting truck is rested in into the spacious position in its both sides, and crew department's door is opened completely can just be such that fireman enters by pedal
Go out, so as to cause the disengaging of fireman inconvenient, influence to rescue speed；It is particularly, very narrow and small when running into place space of requiring assistance,
And fire fighting truck crew department door is caused fire fighter can not be realized by fixed pedal and got on or off the bus when can not open completely, so as to
The serious rescue time for delaying preciousness.
In order to solve the above technical problems, Chinese invention patent ZL. 201210502564.6 discloses a kind of multiplying for fire fighting truck
The rotary foot pedal structure in member room, its technical scheme include foot pedal body, the foot pedal body and described crew department's chassis
It is pivotally connected, and be connected with crew department's door, when crew department's door is closed, the foot pedal body is opened up into the crew department
Bottom, and when crew department's door is opened, the foot pedal body puts on display the bottom of crew department with crew department's door.On although
Stating rotary foot pedal structure realizes the linkage of crew department's door and foot pedal, makes unlatching and pass of the foot pedal with crew department's door
Close and can therewith deploy and stretch to hide to the bottom of crew department, so as to avoid the damage of foot pedal and be advantageous to shorten
Rescue time.But foot pedal structure the problem of existing is, when fireman needs urgent to come in and go out and quickly open crew department's door
When, foot pedal body quickly puts on display the bottom of crew department also with crew department's door, and foot pedal is set foot on when fireman walks out crew department
During body, due to inertia, foot pedal body is still rotating, so as to ensure safety when fire fighter quickly passes in and out, especially
It can not be more prone to fireman occur to exist in the environment of full opening of narrow and small rescue and night rescue in crew department's door
The potential safety hazard fallen down during quick upper and lower stair-stepping pedal, so as to delay the rescue time of preciousness.
The content of the invention
Above-mentioned technical problem be present for prior art, the present invention provides a kind of guarantee fireman quickly and safely gone out
Enter crew department, the crew department for the fire fighting truck for not delaying rescue time rotates ladder.
To achieve the above object, the present invention provides following technical scheme：
Fire fighting truck crew department's rotary pedal, including pedal body are provided, pedal body is built-in under normal conditions, in crew department's door
Rotated with during opening to exposed for trampling, be provided with the lower section of pedal body motion track and fixed with crew department's relative position
Friction plate, pedal body then contacted the friction plate by pedal force directed downwardly, and pedal body and the friction plate are along exposed
Moving direction friction is stopped to pedal body to stop.
Wherein, the pedal body is provided with friction rubber, when pedal body is by the pedal force directed downwardly then friction
Rubber contacts the friction plate, pedal body contacted by the friction rubber with the friction plate caused by frictional force make pedal
Body, which is stopped, to stop.
Wherein, fire fighting truck crew department rotary pedal also include the suspension bracket assembly that is fixedly connected with crew department bottom and with it is described
The rotating shaft assembly of suspension bracket assembly connection, the pedal body is pivotally connected by the rotating shaft assembly and the suspension bracket assembly, described to rub
Wiping board is fixedly connected with the suspension bracket assembly.
Wherein, the rotating shaft assembly include rotating shaft, be arranged at the rotating shaft top be used for jack up the pedal body
Elastic component and the single direction thrust ball bearing for being sheathed on the rotating shaft, top and the elastic component of the single direction thrust ball bearing
Bottom touch.
Wherein, the pedal body includes panel, bottom plate, side plate and the screw rod of the connection panel and bottom plate, side plate
It is fixedly connected respectively with the panel and the bottom plate, the screw rod is arranged in the rotating shaft, and the panel and the bottom plate are equal
Offer the corresponding axis hole for being used to be arranged the rotating shaft and the screw rod.
Wherein, the friction rubber is arranged at the panel.
Wherein, the suspension bracket assembly includes suspension bracket body and the baffle assembly being connected with the suspension bracket body, the suspension bracket
Body is fixedly connected with the crew department bottom, and the friction plate is fixedly connected on the baffle assembly.
Wherein, the suspension bracket assembly also includes side reinforcement assembly, and the rotating shaft assembly also includes being sheathed on the rotating shaft
Axle sleeve, the side are strengthened assembly and are fixedly connected respectively with the suspension bracket body and the axle sleeve.
Wherein, the crew department, which rotates ladder, also includes decoration panel, and the decoration panel is fixed with the pedal body
Connection, the decoration panel is connected by guiding mechanism with crew department's door, when crew department's door is opened, crew department's door
The decoration panel is driven to move by the guiding mechanism.
Wherein, the guiding mechanism includes guide pad and the axis of guide, guide pad be fixed on the bottom of crew department's door and
The guide pad offers guide groove, and the top of decoration panel is fixed in one end of the axis of guide, and its other end is inserted in institute
State in guide groove.
Beneficial effects of the present invention：
Fire fighting truck crew department's rotary pedal of the present invention, including pedal body, pedal body is built-in under normal conditions, in occupant
Room door is rotated with to exposed for trampling when opening, and is provided with and crew department's relative position in the lower section of pedal body motion track
Fixed friction plate, pedal body are then contacted the friction plate by pedal force directed downwardly, and pedal body and friction plate are along exposed
Moving direction friction is stopped to pedal body to stop.During work, pedal body rotates exposed for disappearing as crew department's door is opened
Anti- member tramples, and when fireman sets foot on pedal body, pedal body is then contacted friction plate, pedal body by pedal force directed downwardly
Contacted with friction plate and caused frictional force makes pedal body be stopped stops, now pedal body is in braking state, such fire-fighting
Member can be safely by pedal body and the crew department that comes in and goes out；When fireman leaves pedal body, pedal body and friction plate
Separation, so as to release the braking state of pedal body.Compared with prior art, the present invention is by controlling friction plate and pedal body
Between clutch, realize pedal body in rotary course as fireman sets foot on and leaves pedal body and is braking automatically
State and releasing is switched fast under brake two states, so as to ensure that fireman can quickly and safely come in and go out occupant
Room, especially crew department's door can not it is full opening of it is narrow and small rescue and night rescue under conditions of, effectively avoid fireman
The potential safety hazard fallen down in quick upper and lower pedal body, so as to save the rescue time of preciousness, lifting rescue speed
Degree, realizes the Quick rescue task raced against time.
Brief description of the drawings
Fig. 1 is the structural representation of fire fighting truck crew department's rotary pedal of the present invention.
Fig. 2 is the decomposition texture schematic diagram of fire fighting truck crew department's rotary pedal of the present invention.
Fig. 3 is the decomposition texture schematic diagram of the rotating shaft assembly of fire fighting truck crew department's rotary pedal of the present invention.
Fig. 4 is the decomposition texture schematic diagram of the pedal body of fire fighting truck crew department's rotary pedal of the present invention.
Fig. 5 is the knot for the braking state that the pedal body of fire fighting truck crew department's rotary pedal of the present invention contacts with friction plate
Structure schematic diagram.
Fig. 6 is the film that the brakes when pedal body of fire fighting truck crew department's rotary pedal of the present invention is in braking state
Mounting structure schematic diagram.
Fig. 7 is the decomposition texture schematic diagram of the guiding mechanism of fire fighting truck crew department's rotary pedal of the present invention.
Fig. 8 is the structural representation of the decoration assembly of fire fighting truck crew department's rotary pedal of the present invention.
Reference：
Assembly 13 is strengthened in suspension bracket assembly 1, suspension bracket body 11, baffle assembly 12, side；
Pedal body 2, panel 21, axis hole 211, bottom plate 22, side plate 23, screw rod 24, screw rod guide sleeve 25；
Rotating shaft assembly 3, rotating shaft 31, compression spring 32, single direction thrust ball bearing 33, axle sleeve 34；
Decorate assembly 4, decoration panel 41, decorative interior panel 42, Lamp holder 421, limited block 422；
Guiding mechanism 43, guide pad 431, guide groove 4311, the axis of guide 432, ornamental strip 44；
Friction plate 5；
Rub rubber 6；
Connector 7.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, the present invention is described in detail.
Fire fighting truck crew department's rotary pedal of the present embodiment, as shown in Figure 1 to Figure 3, including pedal body 2 and crew department
Suspension bracket assembly 1 that bottom is fixedly connected, the rotating shaft assembly 3 being connected with suspension bracket assembly 1（See Fig. 2）And decoration assembly 4, pedal sheet
Body 2 is pivotally connected by rotating shaft assembly 3 and suspension bracket assembly 1, and pedal body 2 is connected by decorating assembly 4 with crew department's door, suspension bracket assembly
1 is provided with friction plate 5.Pedal body 2 is built in crew department bottom under normal conditions, is rotated with when crew department's door is opened to outer
Reveal for trampling；When pedal body 2 is then contacted friction plate 5 by pedal force directed downwardly, pedal body 2 contacted with friction plate 5 and
Caused frictional force makes pedal body 2 be stopped by brake, and now pedal body 2 is in braking state, and such fireman can be safely
By pedal body 2 and the crew department that comes in and goes out.
In the present embodiment, as shown in Figures 2 and 3, rotating shaft assembly 3 includes axle sleeve 34, rotating shaft 31, is arranged at the top of rotating shaft 31
Be used to jack up the compression spring 32 of pedal body 2 and be sheathed on the single direction thrust ball bearing 33 of rotating shaft 31, one-way thrust ball
The top of bearing 33 and the bottom of compression spring 32 touch, and rotating shaft 31, compression spring 32, single direction thrust ball bearing 33 may be contained within
In axle sleeve 34.Pedal body 2 is pivotally connected by rotating shaft 31 and suspension bracket assembly 1, when pedal body 2 is not affected by downward pedal force,
Compression spring 32 is in free state, and when opening crew department's door, single direction thrust ball bearing 33 can make pedal body 2 in level side
31 rotations around the shaft are to certain angle upwards.
As shown in Figure 2 and Figure 4, pedal body 2 includes panel 21, bottom plate 22, side plate 23 and connection panel 21 and bottom plate
22 screw rod 24, side plate 23 are fixedly connected with panel 21 and bottom plate 22 respectively.Wherein panel 21 and bottom plate 22 is fanning strip, face
Plate 21 and bottom plate 22 offer the corresponding axis hole 211 for being used to be arranged rotating shaft 31 and screw rod 24, and side plate 23 is arranged to being somebody's turn to do
The corresponding arc of fan-shaped plate shape.Screw rod 24 is arranged in rotating shaft 31, and the upper end of screw rod 24 is fixed by screw rod guide sleeve 25
In the axis hole 211 of panel 21.The outer of panel 21 is provided with friction rubber 6, and friction rubber 6 is arranged to sheet and its geometry
Consistent with the shape of friction plate 5, friction rubber 6 is adhered to the outer on the outer of panel 2 and the top of side plate 23 respectively.
As depicted in figs. 1 and 2, suspension bracket assembly 1 include suspension bracket body 11, the baffle assembly 12 that is connected with suspension bracket body 11 and
Assembly 13 is strengthened in side for reinforcing suspension bracket body 11, and suspension bracket body 11 is fixedly connected with crew department bottom, baffle assembly 12 by
Multiple coaming plates, which are bolted, to be formed, and friction plate 5 is fixed in baffle assembly 12 by connector 7.
It is fixedly connected specifically, axle sleeve 34 strengthens assembly 13 with side, side is strengthened assembly 13 and is fixedly connected with suspension bracket body 11.
Specifically, connector 7 is welded in friction plate 5, connector 7 can be fixedly connected using bolt with baffle assembly 12.
Specifically, a side of friction plate 5 towards pedal body 2 is arranged to the arc shape with the side plate of pedal body 2 23
The consistent arc-shaped side of shape.
When opening crew department's door, pedal body 2, which rotates with, exposes outside crew department bottom, in the panel 21 of pedal body 2
When being not affected by downward pedal force, compression spring 32 is in free state, and panel 21 is located at the top of friction plate 5, panel 21 with
And the friction rubber 6 at the outer of panel 21 will not contact with friction plate 5, pedal body 2 can rotate freely；When fireman steps on
During top panel 21, the stress of compression spring 32, which is compressed, declines pedal body 2, so that panel 21 and friction rubber 6 are with rubbing
Wiping board 5 contacts（See Fig. 5 and Fig. 6）, because friction rubber 6 is made up of elastomeric material, further increase pedal body 2 and friction
The frictional force of plate 5, so as to prevent pedal body 2 to continue 31 rotation around the shaft at once, pedal body 2 is set to be in braking state, this
Sample fireman can be safely by pedal body 2 and the crew department that comes in and goes out；
When fireman leaves pedal body 2, compression spring 32 is recovered to push up upwards to free state and by pedal body 2
Rise, now panel 21 and friction rubber 6 separate with friction plate 5, so as to release the braking state of pedal body 2.
Compared with prior art, the present invention realizes pedal by controlling the clutch between friction plate 5 and pedal body 2
Body 2 is in rotary course as fireman sets foot on and leaves pedal body 2 and in braking state and releases two kinds of brake automatically
It is switched fast under state, so as to ensure that fireman can quickly and safely come in and go out crew department, especially in crew department's door
Fireman can not effectively be avoided in quick upper and lower pedal body under conditions of full opening of narrow and small rescue and night rescue
The potential safety hazard that Shi Fasheng is fallen down, so as to save preciousness rescue time, lifting rescue speed, realize race against time it is quick
Rescue task.
In the present embodiment, as shown in Figure 7 and Figure 8, decoration assembly 4 includes decoration panel 41 and decorative interior panel 42, decorative cover
Plate 41 is fixedly connected by decorative interior panel 42 with pedal body 2, and decorative interior panel 42 is provided with Lamp holder 421, light fixture peace
Dress seat 421 can install illuminating lamp, to facilitate fireman in night discrepancy crew department.
The top of decoration panel 41 is connected by guiding mechanism 43 with the bottom of crew department's door, when crew department's door is opened,
Crew department's door drives decoration panel 41 to move by guiding mechanism 43.As shown in fig. 7, guiding mechanism 43 includes the He of guide pad 431
The axis of guide 432, guide pad 431 is fixed on the bottom of crew department's door and guide pad 431 offers guide groove 4311, the axis of guide 432
One end be fixed on the top of decoration panel 41, its other end is inserted in guide groove 4311.The axis of guide 432 is in guide groove 4311
The rotational steps of interior running length and pedal body 2 are adapted.With the opening and closing of crew department's door, crew department's door passes through
Drive guide groove 4311 of the axis of guide 432 along guide pad 431 to slide, so as to drive decoration panel 41 to move, and then drive whole
The rotation of individual pedal body 2.
Specifically, being provided with limited block 422 on decorative interior panel 42, rotated certain when pedal body is opened with crew department's door
During angle, limited block 422 plays spacing effect.
Specifically, being provided with ornamental strip 44 at gap between decoration panel 41 and decorative interior panel 42, work attractive in appearance is played
With.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of scope is protected, although being explained with reference to preferred embodiment to the present invention, one of ordinary skill in the art should
Work as understanding, technical scheme can be modified or equivalent substitution, without departing from the reality of technical solution of the present invention
Matter and scope.
Claims (10)
1. fire fighting truck crew department's rotary pedal, including pedal body, pedal body is built-in under normal conditions, when crew department's door is opened
Rotate with to exposed for trampling, it is characterized in that：It is provided with and crew department's relative position in the lower section of pedal body motion track
Fixed friction plate, pedal body are then contacted the friction plate, pedal body and the friction plate edge by pedal force directed downwardly
Exposed moving direction friction is stopped to pedal body to stop.
2. fire fighting truck crew department rotary pedal according to claim 1, it is characterized in that：The pedal body is provided with friction
Rubber, when pedal body, by pedal force directed downwardly, then the friction rubber contacts the friction plate, and pedal body passes through described
Friction rubber contacted with the friction plate caused by frictional force make pedal body be stopped to stop.
3. fire fighting truck crew department rotary pedal according to claim 2, it is characterized in that：Fire fighting truck crew department rotary pedal is also
Including the suspension bracket assembly being fixedly connected with crew department bottom and the rotating shaft assembly being connected with the suspension bracket assembly, the pedal sheet
Body is pivotally connected by the rotating shaft assembly and the suspension bracket assembly, and the friction plate is fixedly connected with the suspension bracket assembly.
4. fire fighting truck crew department rotary pedal according to claim 3, it is characterized in that：The rotating shaft assembly include rotating shaft,
It is arranged at being used to jack up the elastic component of the pedal body and being sheathed on the unilateral thrust of the rotating shaft for the rotating shaft top
Ball bearing, the top of the single direction thrust ball bearing and the bottom of the elastic component touch.
5. fire fighting truck crew department rotary pedal according to claim 3, it is characterized in that：The pedal body include panel,
Bottom plate, side plate and the screw rod of the connection panel and bottom plate, side plate are fixedly connected with the panel and the bottom plate respectively, institute
State screw rod and be arranged in the rotating shaft, the panel and the bottom plate, which offer, corresponding is used to be arranged the rotating shaft and described
The axis hole of screw rod.
6. fire fighting truck crew department rotary pedal according to claim 5, it is characterized in that：The friction rubber is arranged at described
Panel.
7. fire fighting truck crew department rotary pedal according to claim 3, it is characterized in that：The suspension bracket assembly includes suspension bracket sheet
Body and the baffle assembly being connected with the suspension bracket body, the suspension bracket body is fixedly connected with the crew department bottom, described to rub
Wiping board is fixedly connected on the baffle assembly.
8. fire fighting truck crew department rotary pedal according to claim 7, it is characterized in that：The suspension bracket assembly also adds including side
Strong assembly, the rotating shaft assembly also include being sheathed on the axle sleeve of the rotating shaft, the side strengthen assembly respectively with the suspension bracket sheet
Body is fixedly connected with the axle sleeve.
9. fire fighting truck crew department rotary pedal according to claim 1, it is characterized in that：The crew department rotates ladder and also wrapped
Include decoration panel, the decoration panel is fixedly connected with the pedal body, the decoration panel by guiding mechanism with it is described
Crew department's door connects, and when crew department's door is opened, crew department's door drives the decoration panel to move by the guiding mechanism
It is dynamic.
10. fire fighting truck crew department rotary pedal according to claim 9, it is characterized in that：The guiding mechanism includes being oriented to
Block and the axis of guide, guide pad is fixed on the bottom of crew department's door and the guide pad offers guide groove, the axis of guide
One end be fixed on the top of decoration panel, its other end is inserted in the guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510963386.0A CN105539297B (en) | 2015-12-21 | 2015-12-21 | Fire fighting truck crew department's rotary pedal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510963386.0A CN105539297B (en) | 2015-12-21 | 2015-12-21 | Fire fighting truck crew department's rotary pedal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105539297A CN105539297A (en) | 2016-05-04 |
| CN105539297B true CN105539297B (en) | 2017-12-19 |
Family
ID=55819001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510963386.0A Active CN105539297B (en) | 2015-12-21 | 2015-12-21 | Fire fighting truck crew department's rotary pedal |
Country Status (1)
| Country | Link |
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| CN (1) | CN105539297B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106429855A (en) * | 2016-10-31 | 2017-02-22 | 徐州建机工程机械有限公司 | Tower crane cab with rotating platform |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100096215A1 (en) * | 2008-10-22 | 2010-04-22 | The Boeing Company | Ladder assembly and associated methods of use |
| US8573673B1 (en) * | 2011-03-08 | 2013-11-05 | Kenneth Lee Puglisi, Sr. | Stake pocket mounting bar for portable step |
| US9487148B2 (en) * | 2013-02-22 | 2016-11-08 | Rom Acquisition Corporation | Cargo truck multi-stage extendable personnel platform with foldable guardrail |
| CN203331956U (en) * | 2013-05-27 | 2013-12-11 | 广东永强奥林宝国际消防汽车有限公司 | Fire fighting truck pedal with alarm lamp |
| CN203331957U (en) * | 2013-05-27 | 2013-12-11 | 广东永强奥林宝国际消防汽车有限公司 | Overturning built-in pedal for firefighting truck |
| CN205440184U (en) * | 2015-12-21 | 2016-08-10 | 广东永强奥林宝国际消防汽车有限公司 | Rotatory footboard in fire engine passenger room |
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2015
- 2015-12-21 CN CN201510963386.0A patent/CN105539297B/en active Active
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| Publication number | Publication date |
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| CN105539297A (en) | 2016-05-04 |
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