CN204661269U - Platform quick hitch and the aerial ladder truck of this device is housed - Google Patents
Platform quick hitch and the aerial ladder truck of this device is housed Download PDFInfo
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- CN204661269U CN204661269U CN201520122751.0U CN201520122751U CN204661269U CN 204661269 U CN204661269 U CN 204661269U CN 201520122751 U CN201520122751 U CN 201520122751U CN 204661269 U CN204661269 U CN 204661269U
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- platform
- pressing plate
- adapter shaft
- aerial ladder
- type groove
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Abstract
The utility model discloses a kind of platform quick hitch and the aerial ladder truck of this device is housed, belong to fire appliance field, this device comprises the U-type groove (1) being arranged on aerial ladder head, the adapter shaft linked up with (3) and be arranged on platform support (2), adapter shaft comprises adapter shaft (2.1) and lower adapter shaft (2.2), and U-type groove (1) coordinates formation first revolute pair with upper adapter shaft; Lower adapter shaft is placed in hook, and both coordinate formation second revolute pair, and by first, second revolute pair, three rotational freedoms of restriction platform and three one-movement-freedom-degrees, the mounting of implementation platform is installed.This device is by using U-type groove-coupling type quick hitch, and achieve the quick mounting of platform on aerial ladder, dismounting is simple and convenient, effectively ensure that the light and flexible of aerial ladder truck, can tackle different the condition of a disaster changes, meet several work demand.
Description
Technical field
The utility model relates to a kind of hanging device, particularly a kind of platform quick hitch and the aerial ladder truck of this device is housed, and belongs to fire appliance field.
Background technology
Fire fighting turnable ladder is mainly used in personnel in fire of high-rise building and withdraws, and can set up the direct tunnel escape in ground and the high-rise scene of a fire fast.Fire fighting turnable ladder is equipped with workplatform usually, workplatform is carried with car on fire fighting turnable ladder by hinge, and this installation form is reliable and stable, but platform and the mutual dismounting inconvenience of fire extinguishing tanker, constrain the characteristic of aerial ladder truck light and flexible, be difficult to tackle fast changing the condition of a disaster change.
Summary of the invention
For above-mentioned prior art Problems existing, the utility model provides a kind of platform quick hitch and the aerial ladder truck of this device is housed, can according to different operation needs, the fast assembling-disassembling between implementation platform and fire fighting turnable ladder, actv. ensure that the light and flexible of fire fighting turnable ladder.
To achieve these goals, a kind of platform quick hitch that the utility model adopts, this device comprise be arranged on aerial ladder head U-type groove, link up with and be arranged on adapter shaft on platform support, described U-type groove, hook are respectively a pair, U-type groove symmetry be arranged on aerial ladder head upper end two outside, hook is symmetrical be arranged on aerial ladder head lower end two inside, the coupler body of hook is placed in outside aerial ladder head;
Described adapter shaft comprises adapter shaft and the lower adapter shaft being arranged on platform support bottom on a pair that is arranged at platform support top, and described upper adapter shaft is stepped appearance;
Described U-type groove is made up of limiting section, guide part and location division, and upper adapter shaft is arranged on location division along the guide part of U-type groove, and the limiting section of U-type groove carries out spacing to upper adapter shaft, and U-type groove coordinates formation first revolute pair with upper adapter shaft;
Described lower adapter shaft is placed in hook, and both coordinate formation second revolute pair, and by first, second revolute pair, three rotational freedoms of restriction platform and three one-movement-freedom-degrees, the mounting of implementation platform is installed.
As further improvement of the utility model, this device also comprises the locking escapement for realizing hanging device work safety, and described locking escapement comprises baffle plate that the side shield that has pin shaft hole coordinates with side shield, be arranged on pressing plate between side shield and baffle plate, be arranged on aerial ladder head for the limiting stopper spacing to pressing plate;
Described pressing plate head is provided with latch plate, middle part has connecting bore, through middle part connecting bore, pressing plate is arranged on side shield and baffle plate by bearing pin, the latch plate of pressing plate head is positioned at hook upside, coordinate with hook and form closedown structure, rotating around bearing pin by controlling pressing plate, realizing the opening and closing of closedown structure.
As further improvement of the utility model, the bottom of pressing plate is provided with some for keeping the extension spring of pressing plate locking.
Preferably, the quantity of extension spring is one.
As further improvement of the utility model, pressing plate is provided with monitoring block, and be provided with the sensor of energy perception monitoring block in described limiting stopper, sensor is connected with external annunciator;
When monitoring block on described pressing plate is connected with sensor under the effect of extension spring, annunciator does not send alerting signal; When monitoring block and sensor disconnect, annunciator sends alerting signal.
As further improvement of the utility model, the end of pressing plate is provided with lever easy to use.
In addition, the utility model additionally provides a kind of aerial ladder truck, and this aerial ladder truck is equipped with the platform quick hitch described in above-mentioned any one.
Compared with prior art, the beneficial effects of the utility model are: by using U-type groove-coupling type quick hitch, achieve the quick mounting of platform on aerial ladder, dismounting is simple and convenient, effectively ensure that the light and flexible of aerial ladder truck, different the condition of a disaster changes can be tackled, meet several work demand.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the close-up schematic view of U-type groove in the utility model;
Fig. 3 is locking anticreep and safety detection device structural representation in the utility model;
Fig. 4 is the using state one of locking anticreep and safety detection device in Fig. 3;
Fig. 5 is the using state two of locking anticreep and safety detection device in Fig. 3;
In figure: 1, U-type groove, 1.1, limiting section, 1.2, guide part, 1.3, location division, 2, platform support, 2.1, upper adapter shaft, 2.2, lower adapter shaft, 3, hook, 4, pressing plate, 4.1, latch plate, 4.2, connecting bore, 4.3, monitoring block, 4.4, lever, 5, baffle plate, 6, side shield, 7, extension spring, 8, limiting stopper, 9, bearing pin.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, a kind of platform quick hitch, this device comprises the U-type groove 1 being arranged on aerial ladder head, the adapter shaft linked up with 3 and be arranged on platform support 2, described U-type groove 1, hook 3 are respectively a pair, U-type groove 1 symmetry be arranged on aerial ladder head upper end two outside, link up with 3 symmetries be arranged on aerial ladder head lower end two inside, hook 3 coupler body be placed in outside aerial ladder head;
Described adapter shaft comprises adapter shaft 2.1 and the lower adapter shaft 2.2 being arranged on platform support 2 bottom on a pair that is arranged at platform support 2 top, and described upper adapter shaft 2.1 is stepped appearance;
Described U-type groove 1 is made up of limiting section 1.1, guide part 1.2 and location division 1.3, upper adapter shaft 2.1 is arranged on location division 1.3 along the guide part 1.2 of U-type groove 1, the limiting section 1.1 of U-type groove 1 carries out spacing to upper adapter shaft 2.1, and U-type groove 1 coordinates formation first revolute pair with upper adapter shaft 2.1;
Described lower adapter shaft 2.2 is placed in hook 3, and both coordinate formation second revolute pair, and by first, second revolute pair, three rotational freedoms of restriction platform and three one-movement-freedom-degrees, the mounting of implementation platform is installed.
As shown in Figure 3, this device also comprises the locking escapement for realizing hanging device work safety, and described locking escapement comprises baffle plate 5 that the side shield 6 that has pin shaft hole coordinates with side shield 6, be arranged on pressing plate 4 between side shield 6 and baffle plate 5, be arranged on aerial ladder head for the limiting stopper 7 spacing to pressing plate 4;
Described pressing plate 4 head is provided with latch plate 4.1, middle part has connecting bore 4.2, and be arranged on side shield 6 and baffle plate 5 through middle part connecting bore 4.2 by pressing plate 4 by bearing pin 9, the latch plate 4.1 of pressing plate 4 head is positioned on the upside of hook 3, coordinate with hook 3 and form closedown structure, prevent platform from scurrying out.Rotating around bearing pin 9 by controlling pressing plate 4, realizing the opening and closing of closedown structure.
The bottom of pressing plate 4 is provided with some for keeping the extension spring 7 of pressing plate 4 locking, preferably, the quantity of extension spring 7 is one, by using extension spring 7, pressing plate 4 is strained on hook 3, guarantee that latch plate 4.1 forms stable closedown structure with hook 3, actv. plays the effect preventing platform from scurrying out, and ensures construction operation safety.
Pressing plate 4 is provided with monitoring block 4.3, and be provided with the sensor of energy perception monitoring block 4.3 in described limiting stopper 7, sensor is connected with external annunciator;
When monitoring block 4.3 on described pressing plate 4 is connected with sensor under the effect of extension spring 7, annunciator does not send alerting signal; When monitoring block 4.3 disconnects with sensor, annunciator sends alerting signal.By the monitoring block 4.3 that cooperatively interacts and sensor, actv. monitoring latch plate 4.1 forms closedown structure with hook 3, when annunciator sends alerting signal, show that closedown structure is in open mode, namely pressing plate 4 can not pin lower adapter shaft 2.2 by actv., now use workplatform to have certain danger, should be noted that safety.
The end of pressing plate 4 is provided with lever 4.4 easy to use, and M/C handle 4.4 makes pressing plate 4 rotate around bearing pin 9, and the opening and closing realizing closedown structure is more convenient laborsaving, improves operating efficiency.
The utility model additionally provides a kind of aerial ladder truck, and this aerial ladder truck is equipped with the platform quick hitch described in above-mentioned any one, the efficiency of erecting stage on aerial ladder is effectively improved, meets several work demand, improve the service efficiency of aerial ladder truck.
During use, by coordinating of adapter shaft and U-type groove-coupling type quick hitch, complete the installation of platform on aerial ladder truck efficiently, convenient disassembly, simple, several work needs can be met, different condition of a fire changes can be tackled.Manually lever 4.4 makes pressing plate 4 rotate around bearing pin 9, can realize the quick switching of two kinds of mode of operations.When workplatform normally mounts, pressing plate 4 is in using state one under extension spring 7 acts on, as shown in Figure 4, pressing plate detects block 4.3 and is close on limiting stopper 8 under the pulling force effect of extension spring 7, and effectively stop pressing plate 4 to rotate clockwise, now pressing plate 4 forms locking with hook 3, prevent platform adapter shaft from scurrying out, meanwhile, sensor can detect that pressing plate detects block 4.3, and workplatform is in a safe condition; Using state two is in when pressing plate 4 rotates counterclockwise under external force, time as shown in Figure 5, the lock release that pressing plate 4 forms with hook 3, workplatform can freely take out, and now, pressing plate detects block 4.3 away from limiting stopper 8, sensor can't detect pressing plate and detects block 4.3, send alerting signal, therefore this device also can realize, to the reliable monitoring of platform mounting state, ensureing hanging device work safety further.
Claims (8)
1. platform quick hitch, it is characterized in that, this device comprises the U-type groove (1) being arranged on aerial ladder head, the adapter shaft linked up with (3) and be arranged on platform support (2), described U-type groove (1), hook (3) are respectively a pair, U-type groove (1) symmetry be arranged on aerial ladder head upper end two outside, hook (3) symmetry be arranged on aerial ladder head lower end two inside, hook (3) coupler body be placed in outside aerial ladder head;
Described adapter shaft comprises adapter shaft (2.1) on a pair that is arranged at platform support (2) top and is arranged on a lower adapter shaft (2.2) of platform support (2) bottom, and described upper adapter shaft (2.1) is stepped appearance;
Described U-type groove (1) is made up of limiting section (1.1), guide part (1.2) and location division (1.3), upper adapter shaft (2.1) is arranged on location division (1.3) along the guide part (1.2) of U-type groove (1), the limiting section (1.1) of U-type groove (1) carries out spacing to upper adapter shaft (2.1), and U-type groove (1) coordinates formation first revolute pair with upper adapter shaft (2.1);
Described lower adapter shaft (2.2) is placed in hook (3), and both coordinate formation second revolute pair, and by first, second revolute pair, three rotational freedoms of restriction platform and three one-movement-freedom-degrees, the mounting of implementation platform is installed.
2. a kind of platform quick hitch according to claim 1, it is characterized in that, this device also comprises the locking escapement for realizing hanging device work safety, and described locking escapement comprises the side shield (6) having pin shaft hole, the baffle plate (5) coordinated with side shield (6), is arranged on pressing plate (4) between side shield (6) and baffle plate (5), is arranged on aerial ladder head for the limiting stopper (7) spacing to pressing plate (4);
Described pressing plate (4) head is provided with latch plate (4.1), middle part has connecting bore (4.2), through middle part connecting bore (4.2), pressing plate (4) is arranged on side shield (6) and baffle plate (5) by bearing pin (9), the latch plate (4.1) of pressing plate (4) head is positioned at hook (3) upside, coordinate with hook (3) and form closedown structure, rotating around bearing pin (9) by controlling pressing plate (4), realizing the opening and closing of closedown structure.
3. a kind of platform quick hitch according to claim 2, is characterized in that, the bottom of described pressing plate (4) is provided with some for keeping the extension spring (7) of pressing plate (4) locking.
4. a kind of platform quick hitch according to claim 3, is characterized in that, the quantity of described extension spring (7) is one.
5. a kind of platform quick hitch according to claim 3 or 4, it is characterized in that, described pressing plate (4) is provided with monitoring block (4.3), be provided with the sensor of energy perception monitoring block (4.3) in described limiting stopper (7), sensor is connected with external annunciator;
When monitoring block (4.3) on described pressing plate (4) is connected with sensor under the effect of extension spring (7), annunciator does not send alerting signal; When monitoring block (4.3) and sensor disconnect, annunciator sends alerting signal.
6. a kind of platform quick hitch according to any one of claim 2-4, is characterized in that, the end of described pressing plate (4) is provided with lever (4.4) easy to use.
7. a kind of platform quick hitch according to claim 5, is characterized in that, the end of described pressing plate (4) is provided with lever (4.4) easy to use.
8. an aerial ladder truck, is characterized in that, this aerial ladder truck is equipped with the platform quick hitch described in any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122751.0U CN204661269U (en) | 2015-03-02 | 2015-03-02 | Platform quick hitch and the aerial ladder truck of this device is housed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520122751.0U CN204661269U (en) | 2015-03-02 | 2015-03-02 | Platform quick hitch and the aerial ladder truck of this device is housed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204661269U true CN204661269U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520122751.0U Active CN204661269U (en) | 2015-03-02 | 2015-03-02 | Platform quick hitch and the aerial ladder truck of this device is housed |
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| CN (1) | CN204661269U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112645256A (en) * | 2020-12-28 | 2021-04-13 | 长沙中联消防机械有限公司 | Working bucket platform and fire engine |
-
2015
- 2015-03-02 CN CN201520122751.0U patent/CN204661269U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112645256A (en) * | 2020-12-28 | 2021-04-13 | 长沙中联消防机械有限公司 | Working bucket platform and fire engine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170126 Address after: 221004 Jiangsu Province, Xuzhou City Yunlong District No. 165 Patentee after: Xugong fire safety equipment Co. Ltd. Address before: 221004 Xuzhou, Zhejiang Province, Jiangsu Road No. 165 Patentee before: Xuzhou Heavy Machinery Co., Ltd. |