CN202499693U - Boom and fire engine - Google Patents
Boom and fire engine Download PDFInfo
- Publication number
- CN202499693U CN202499693U CN 201220118208 CN201220118208U CN202499693U CN 202499693 U CN202499693 U CN 202499693U CN 201220118208 CN201220118208 CN 201220118208 CN 201220118208 U CN201220118208 U CN 201220118208U CN 202499693 U CN202499693 U CN 202499693U
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- folding arm
- jib
- telescopic boom
- joint
- folding
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Abstract
The utility model provides a boom which comprises a telescopic arm and a folding arm. The telescopic arm comprises at least two telescopic arm segments. The folding arm comprises at least two folding arm segments. One end of the folding arm is hinged to one end of the telescopic arm. The folding arm is capable of folding or unfolding relative to the telescopic arm. When the folding arm folds, the folding arm is located on the side of the telescopic arm. The utility model further provides a fire engine with the boom. When the boom is folded, the folding arm is located on the side of the telescopic arm, the folding arm comprises the multiple folding arm segments, and accordingly the boom unfolded can reach a higher position while the height of the boom unfolded remains the same. In addition, the boom with the folding arm having the multiple arm segments is more flexible to move.
Description
Technical field
The utility model relates to a kind of mechanical equipment, in particular to a kind of jib and with the fire extinguishing tanker of this kind jib.
Background technology
The high building fire fighting rescue is the especially big social safety problem that the present China and even the whole world need to be resolved hurrily, and elevating fire truck is the main equipment of existing high building fire fighting rescue.The pipeline of lifting arm support and conveying fire-fighting liquid is installed on the chassis of existing elevating fire truck, in the actual job process, needs the expansion lifting arm support that fire-fighting liquid is delivered to certain height and carry out high-altitude fire extinguishing operation.
The lifting arm support structure of elevating fire truck mainly contains following several kinds of forms:
1) one group of principal arm adds the folding arm of a joint;
2) the folding arm of more piece;
3) two groups of compound type jibs that principal arm is folding.
Wherein, said principal arm is generally telescopic arm support, the compound type jib mainly contain up and down folding with about folding two kinds, arrange compactly inadequately, space availability ratio is not high.
But the fire extinguishing tanker jib is regained back car load height can not surpass 4 meters, and jib hopes to reach higher height after launching, and therefore, needs a kind of new jib, can under the prerequisite that does not increase height when regaining, reach higher height after the expansion.
The utility model content
The utility model technical matters to be solved is, a kind of new jib is provided, and can under the prerequisite that does not increase height when regaining, reach higher height after the expansion.
In view of this, the utility model provides a kind of jib, comprises telescopic boom and folding arm, and said telescopic boom comprises the telescopic telescopic boom joint of at least two joints, and said folding arm comprises the folding folding arm joint of at least two joints; One end of said folding arm and an end of said telescopic boom are hinged, and said folding arm is can be with respect to said telescopic boom folding or launch, and said folding arm is when being in folded state, and said folding arm is positioned at the side of said telescopic boom.
In this technical scheme, the mode and the folding arm that adopt telescopic boom and folding arm to match comprise a plurality of folding arm joints, and it is higher to make said jib launch to lift high altitude later on, thereby increases the range of use of said jib; In addition, when said jib was in retracted state, said folding arm was positioned at the side of said telescopic boom, and said jib has been arranged to two row, can utilize the space to place said jib fully, did not increase the height of said jib when retracted state; In addition, adopt the folding arm of single oil cylinder joint can make the jib action more flexible.
Preferably, the head end of the folding arm joint of the first segment of the outer end of the internal layer telescopic boom of said telescopic boom joint and said folding arm is hinged.In this technical scheme, with the connection between folding arm and the telescopic boom, specifically adopt the head end of the folding arm joint of first segment and the outer end of internal layer telescopic boom joint to be hinged, can increase the length of jib to greatest extent.
Preferably, form the termination of stretching out to the side in the outer end of said internal layer telescopic boom joint, an end of the folding arm of said first segment is hinged on the said termination.The end structure that stretch out to the side outer end of adopting the internal layer telescopic boom to save both can realize that the folding arm in folding back was positioned at the requirement of telescopic boom side, can realize both hinged again, and solid and reliable, simple in structure.
Preferably, also comprise oil cylinder, first connecting rod, second connecting rod; One end and the said termination of said first connecting rod are hinged, and an end of the other end and said oil cylinder is hinged, and the other end of said oil cylinder and the said first folding arm are hinged; One end of said second connecting rod and the said first folding arm are hinged, and the other end is hinged on the middle part of said first connecting rod.This mechanism utilizes connecting rod slider mechanism to realize that the folding of folding arm perhaps launches, and is rational in infrastructure, simple.
Preferably, said termination is a box type construction; The folding arm joint of said first segment is provided with first bending, and said first bending is to the bottom direction bending of said telescopic boom; When said folding arm was in folded state, the said folding arm joint outside the folding arm joint of said first segment all was positioned at the top of the folding arm joint of said first segment.
In this technical scheme, the termination is a box type construction, and mechanical property is good; Said first bending is to the bottom direction bending of said telescopic boom; When said folding arm was in folded state, the said folding arm joint outside the folding arm joint of said first segment all was positioned at the top of the folding arm joint of said first segment, has utilized the space of placing said jib fully.
Preferably, the said head end place at the folding arm joint of said first segment is provided with second bending, and said second bending is to the side surface direction bending of said telescopic boom.
In this technical scheme; The folding arm joint of said first segment is provided with said second bending to said telescopic boom side surface direction bending; Be positioned at the said side of said telescopic boom when having realized making said folding arm be in folded state, need do not increase extra draw bail, easy to assembly again.
Preferably, adjacent said second bending part also is provided with first bending on the folding arm joint of said first segment, and said first bending is to the bottom direction bending of said telescopic boom; When said folding arm was in folded state, the said folding arm joint outside the folding arm joint of said first segment all was positioned at the top of the folding arm joint of said first segment.
In this technical scheme; The folding arm joint of said first segment is provided with said first bending; And said first bending is to the bottom direction bending of said telescopic boom, and when then said folding arm was in folded state, the said folding arm joint outside the folding arm joint of said first segment all was positioned at the top of the folding arm joint of said first segment; Utilized the space of placing said jib fully, made the height that folds after arm folds not be higher than the height of telescopic boom.
Preferably, the said telescopic boom joint of said telescopic boom is the box-shaped arm joint of phase intussusception; The box-shaped arm joint of said folding arm joint for being hinged of said folding arm.In this technical scheme, said telescopic boom and said folding arm all adopt box type construction, owing to be hollow, so reduced the weight of said jib, and mechanical property is good.
Further, the tail end at said jib also is provided with the platform mechanism of cranking arm.The setting platform mechanism of cranking arm can be used to meet and send off aloft work such as personnel.
The utility model also provides a kind of fire extinguishing tanker, comprises car body and lifts high jib, and the high jib of said act is installed in rotation on the said car body, and the high jib of said act is for adopting each described jib in the technique scheme.Adopt the jib that the utility model provided; Not only lifting the arrangement space that has made full use of said elevating fire truck when high jib is regained; And lifting the operating range that has increased said elevating fire truck after high jib launches greatly; And make the work of fire extinguishing tanker more flexible, improved the comformability of vehicle.
Can also the jib that the utility model provides be applied in the middle of other the mechanical equipment, can't be exhaustive at this, repeat no more, but the application of other mechanical equipments all should be within the protection domain of the utility model.
In sum, through the technical scheme of the utility model, when the jib retracted state under highly certain situation; Can place more jib; And the mode that adopts telescopic boom and folding arm to match, after being launched, jib can reach higher height, increased the operating range of jib; In addition, adopt the folding arm of single oil cylinder joint can make the jib action more flexible.
Description of drawings
Fig. 1 is the scheme drawing according to an embodiment retracted state of the said jib of the utility model;
Fig. 2 is the schematic top plan view of jib shown in Fig. 1;
Fig. 3 is the scheme drawing according to another embodiment retracted state of the said jib of the utility model;
Fig. 4 is the schematic top plan view of jib shown in Fig. 3;
Fig. 5 is the scheme drawing according to an embodiment jib retracted state of the said fire extinguishing tanker of the utility model;
Fig. 6 is the operating mode scheme drawing under the fire extinguishing tanker jib deployed condition among Fig. 5.
The specific embodiment
In order more to be expressly understood above-mentioned purpose, the feature and advantage of the utility model, the utility model is further described in detail below in conjunction with the accompanying drawing and the specific embodiment.
A lot of details have been set forth in the following description so that make much of the utility model; But; The utility model can also adopt other to be different from other modes described here and implement, and therefore, the utility model is not limited to the restriction of following disclosed specific embodiment.
Fig. 1 is the scheme drawing according to an embodiment retracted state of the said jib of the utility model; Fig. 2 is the schematic top plan view of jib shown in Fig. 1.
As depicted in figs. 1 and 2, the utility model provides a kind of jib, comprises telescopic boom 1 and folding arm 2, and said telescopic boom 1 comprises the telescopic telescopic boom joint of at least two joints, and said folding arm 2 comprises the folding folding arm joint of at least two joints; One end of said folding arm 2 and an end of said telescopic boom 1 are hinged, and said folding arm 2 is can be with respect to said telescopic boom 1 folding or launch, and said folding arm 2 is when being in folded state, and said folding arm 2 is positioned at the side of said telescopic boom 1.
In this technical scheme, the mode and the folding arm that adopt telescopic boom and folding arm to match comprise a plurality of folding arm joints, and it is higher to make said jib launch to lift high altitude later on, thereby increases the range of use of said jib; In addition, when said jib was in retracted state, said folding arm 2 was positioned at the side of said telescopic boom 1, and said jib is arranged for two row, can utilize the said jib in space to place fully, did not increase the height of said jib when retracted state; In addition, the folding arm 2 that adopts single oil cylinder to save is highly higher, longer after can making jib move more flexibly, launch.
Preferably, the head end of the folding arm joint 21 of the first segment of the outer end of the internal layer telescopic boom of said telescopic boom 1 joint 11 and said folding arm 2 is hinged.In this technical scheme, with the connection between folding arm 1 and the telescopic boom 2, specifically adopt the head end of the folding arm joint 21 of first segment and the outer end of internal layer telescopic boom joint 11 to be hinged, can increase the length of jib to greatest extent.
Preferably, form the termination 4 of stretching out to the side in the outer end of said internal layer telescopic boom joint 11, an end of the folding arm 21 of said first segment is hinged on the said termination 4.The structure of the termination 4 that stretch out to the side outer end of adopting internal layer telescopic boom joint 11 both can realize that the folding arm 2 in folding back was positioned at the requirement of telescopic boom 1 side, can realize both hinged again, and solid and reliable, simple in structure.
Preferably, also comprise oil cylinder 31, first connecting rod 32, second connecting rod 33; One end and the said termination 4 of said first connecting rod 32 are hinged, and an end of the other end and said oil cylinder 31 is hinged, and the other end of said oil cylinder 31 and the said first folding arm 21 are hinged; One end of said second connecting rod 33 and the said first folding arm 21 are hinged, and the other end is hinged on the middle part of said first connecting rod 32.Adopt this mechanism, utilize connecting rod mechanism to realize the folding or expansion of folding arm exactly, rational in infrastructure, simple.
Preferably, said termination 4 is a box type construction; The folding arm joint 21 of said first segment is provided with first bending 211, and said first bending 211 is to the bottom direction bending of said telescopic boom 1; When said folding arm 2 was in folded state, the said folding arm joint outside the folding arm joint 21 of said first segment all was positioned at the top of the folding arm joint 21 of said first segment.The termination is a box type construction, and mechanical property is good; Said first bending is to the bottom direction bending of said telescopic boom; When then said folding arm was in folded state, the said folding arm joint outside the folding arm joint of said first segment all was positioned at the top of the folding arm joint of said first segment, has utilized the space of placing said jib fully.Those skilled in the art should, understand the arm joint outside the said first segment arm joint 21, be in folded state: also can be positioned at the bottom of said first segment arm joint 21, said first bending 211 this moment gets final product to the end face direction bending of flexible wall 1.
Preferably, the said telescopic boom joint of said telescopic boom 1 is the box-shaped arm joint of phase intussusception; The box-shaped arm joint of said folding arm joint for being hinged of said folding arm 2.Said telescopic boom 1 all adopts box type construction with said folding arm 2, owing to be hollow, so reduced the weight of said jib, and mechanical property is good.
Preferably, the tail end at said jib also is provided with the platform mechanism 5 of cranking arm.The setting platform mechanism 5 of cranking arm can be used to meet and send off aloft work such as personnel.
Fig. 3 is the scheme drawing according to another embodiment retracted state of the said jib of the utility model; Fig. 4 is the schematic top plan view of jib shown in Fig. 3.
Like Fig. 3 and shown in Figure 4, the utility model provides a kind of jib, comprises the telescopic boom 1 and folding arm 2 that are hinged, and said telescopic boom 1 comprises the telescopic boom joint that at least two joints can stretch each other; Said folding arm 2 comprises the folding arm joint that at least two joints can fold each other; When said jib was in retracted state, said folding arm 2 was positioned at the side of said telescopic boom 1.
Preferably, the head end of the folding arm joint 21 of the first segment of the outer end of the internal layer telescopic boom of said telescopic boom 1 joint 11 and said folding arm 2 is hinged.Further, the said head end place of the folding arm joint 21 of the first segment of said foldable arm rack 2 is provided with second bending 212, and said second bending 212 is to the side surface direction bending of said telescopic boom 1.
In this technical scheme; The folding arm joint 21 of said first segment is provided with said second bending 212 to said telescopic boom 1 side surface direction bending; Be positioned at the said side of said telescopic boom 1 when promptly having realized making said folding arm 2 be in folded state, need do not increase extra draw bail, easy to assembly again.
Preferably, adjacent said second bending 212 places also are provided with first bending 211 on the folding arm joint 21 of the first segment of said folding arm 2, and said first bending 211 is to the bottom direction bending of said telescopic boom 1; When said foldable arm rack 2 was in folded state, the said folding arm joint outside the folding arm joint 21 of said first segment all was positioned at the top of the folding arm joint 21 of said first segment.
In this technical scheme; Said second bending 212 is positioned at the side surface direction bending of the head end and the phase telescopic boom 1 of the folding arm joint 21 of first segment; Simultaneously the folding arm joint 21 of first segment also has said first bending 211 and to the bottom direction bending of said telescopic boom 1, when then said folding arm 2 is in folded state, both had been positioned at the side of telescopic boom 1; And the said folding arm joint outside the folding arm joint 21 of said first segment all is positioned at the top of the folding arm joint 21 of said first segment; Utilized the space of placing said jib fully, the height after making said folding arm 2 folding is not higher than the height of telescopic boom 1, can realize the goal of the invention of the utility model equally.
The described jib of present embodiment, other structures are same as the previously described embodiments, repeat no more.
Fig. 5 is the scheme drawing according to an embodiment jib retracted state of the said fire extinguishing tanker of the utility model; Fig. 6 is the operating mode scheme drawing under the fire extinguishing tanker jib deployed condition among Fig. 5.
The utility model also provides a kind of fire extinguishing tanker, comprises car body 7 and lifts high jib 6, and the high jib 6 of said act is installed in rotation on the said car body 7, and the high jib 6 of said act is for adopting each described jib in the technique scheme.
For example adopt the jib shown in Fig. 1, the jib shown in Fig. 1 is used on the fire extinguishing tanker, then obtain like Fig. 5 and fire extinguishing tanker shown in Figure 6.
As shown in Figure 5, to lift high jib 6 and be in retracted state promptly not during mode of operation, folding arm 2 is positioned at a side of telescopic boom 1, and other arm joint of folding arm 2 all is positioned at the top of the folding arm joint 21 of first segment, has effectively utilized the arrangement space on the car body 7; When lifting high jib 6 when in running order, stretching out with opening of folding arm 2 of telescopic boom 1 matches, and can realize higher act high altitude.
Adopt the jib that the utility model provided, not only made full use of the arrangement space of said fire extinguishing tanker, and increased the act high altitude and the operating range of said fire extinguishing tanker greatly, make the work of fire extinguishing tanker more flexible, improved the comformability of vehicle.
Can also the jib that the utility model provides be applied in the middle of other the mechanical equipment, can't be exhaustive at this, repeat no more, but its application all should be within the protection domain of the utility model.
In sum, through the technical scheme of the utility model, under the certain situation of the height under the jib retracted state; Can place more jib; And the mode that adopts telescopic boom and folding arm to match, after being launched, jib can reach higher height, increased the operating range of jib; In addition, adopt the folding arm of single oil cylinder joint also can make the jib action more flexible.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. jib is characterized in that:
Comprise telescopic boom (1) and folding arm (2), said telescopic boom (1) comprises the telescopic telescopic boom joint of at least two joints, and said folding arm (2) comprises the folding folding arm joint of at least two joints;
One end of one end of said folding arm (2) and said telescopic boom (1) is hinged; Said folding arm (2) can perhaps launch with respect to said telescopic boom (1) is folding; And said folding arm (2) is when being in folded state, and said folding arm (2) is positioned at the side of said telescopic boom (1).
2. jib according to claim 1 is characterized in that:
The head end of the outer end of the internal layer telescopic boom joint (11) of said telescopic boom (1) and the folding arm joint of first segment (21) of said folding arm (2) is hinged.
3. jib according to claim 2 is characterized in that:
Outer end at said internal layer telescopic boom joint (11) forms the termination (4) of stretching out to the side, and the end that said first segment folds arm (11) is hinged on the said termination (4).
4. jib according to claim 3 is characterized in that:
Also comprise oil cylinder (31), first connecting rod (32), second connecting rod (33);
One end of said first connecting rod (32) and said termination (4) are hinged, and an end of the other end and said oil cylinder (31) is hinged, and the folding arm joint of the other end of said oil cylinder (31) and said first segment (21) is hinged;
The folding arm joint of one end of said second connecting rod (33) and said first segment (21) is hinged, and the other end is hinged on the middle part of said first connecting rod (32).
5. jib according to claim 4 is characterized in that:
Said termination (4) is a box type construction;
The folding arm joint of said first segment (21) is provided with first bending (211), and said first bending (211) is to the bottom direction bending of said telescopic boom (1);
Said folding arm (2) is when being in folded state, and the said folding arm joint outside the folding arm joint of said first segment (21) all is positioned at the top of the folding arm joint of said first segment (21).
6. jib according to claim 2 is characterized in that:
Said head end place at the folding arm joint of said first segment (21) is provided with second bending (212), and said second bending (212) is to the side surface direction bending of said telescopic boom (1).
7. jib according to claim 6 is characterized in that:
Go up adjacent said second bending (212) at the folding arm joint of said first segment (21) and locate also to be provided with first bending (211), said first bending (211) is to the bottom direction bending of said telescopic boom (1);
Said foldable arm rack (2) is when being in folded state, and the said folding arm joint outside the folding arm joint of said first segment (21) all is positioned at the top of the folding arm joint of said first segment (21).
8. according to the arbitrary described jib of claim 1 to 7, it is characterized in that:
The said telescopic boom joint of said telescopic boom (1) is the box-shaped arm joint of phase intussusception;
The box-shaped arm joint of said folding arm joint for being hinged of said folding arm (2).
9. jib according to claim 8 is characterized in that:
Tail end at said folding arm (2) also is provided with the platform mechanism of cranking arm (5).
10. a fire extinguishing tanker comprises car body (7) and lifts high jib (6), and the high jib of said act (6) is installed in rotation on the said car body (7), it is characterized in that:
The high jib of said act (6) is like each described jib in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220118208 CN202499693U (en) | 2012-03-26 | 2012-03-26 | Boom and fire engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220118208 CN202499693U (en) | 2012-03-26 | 2012-03-26 | Boom and fire engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202499693U true CN202499693U (en) | 2012-10-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220118208 Expired - Lifetime CN202499693U (en) | 2012-03-26 | 2012-03-26 | Boom and fire engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202499693U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103599612A (en) * | 2013-10-17 | 2014-02-26 | 江苏振翔车辆装备股份有限公司 | Elevating platform fire truck |
| CN103599611A (en) * | 2013-10-17 | 2014-02-26 | 江苏振翔车辆装备股份有限公司 | Telescopic rotary smoke evacuation mechanism |
| CN110090379A (en) * | 2019-06-05 | 2019-08-06 | 三一汽车制造有限公司 | Arm support component and fire fighting truck |
| CN111550176A (en) * | 2018-06-08 | 2020-08-18 | 陈城 | Fire fighting conveying scaling ladder |
| CN113368441A (en) * | 2021-06-28 | 2021-09-10 | 徐工消防安全装备有限公司 | Elevating fire truck |
| CN114642849A (en) * | 2022-05-23 | 2022-06-21 | 徐工消防安全装备有限公司 | Telescopic boom structure and elevating fire truck thereof |
-
2012
- 2012-03-26 CN CN 201220118208 patent/CN202499693U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103599612A (en) * | 2013-10-17 | 2014-02-26 | 江苏振翔车辆装备股份有限公司 | Elevating platform fire truck |
| CN103599611A (en) * | 2013-10-17 | 2014-02-26 | 江苏振翔车辆装备股份有限公司 | Telescopic rotary smoke evacuation mechanism |
| CN111550176A (en) * | 2018-06-08 | 2020-08-18 | 陈城 | Fire fighting conveying scaling ladder |
| CN111550175A (en) * | 2018-06-08 | 2020-08-18 | 陈城 | Fire fighting conveying scaling ladder |
| CN110090379A (en) * | 2019-06-05 | 2019-08-06 | 三一汽车制造有限公司 | Arm support component and fire fighting truck |
| CN113368441A (en) * | 2021-06-28 | 2021-09-10 | 徐工消防安全装备有限公司 | Elevating fire truck |
| CN114642849A (en) * | 2022-05-23 | 2022-06-21 | 徐工消防安全装备有限公司 | Telescopic boom structure and elevating fire truck thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121024 |