CN209795338U - Cat ladder for special purpose vehicle - Google Patents
Cat ladder for special purpose vehicle Download PDFInfo
- Publication number
- CN209795338U CN209795338U CN201920562153.3U CN201920562153U CN209795338U CN 209795338 U CN209795338 U CN 209795338U CN 201920562153 U CN201920562153 U CN 201920562153U CN 209795338 U CN209795338 U CN 209795338U
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- Prior art keywords
- cat ladder
- ladder stand
- hole
- ladder
- main
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- Expired - Fee Related
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- 241000282326 Felis catus Species 0.000 abstract description 90
- 230000009194 climbing Effects 0.000 abstract description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract description 3
- 239000010931 gold Substances 0.000 abstract description 3
- 229910052737 gold Inorganic materials 0.000 abstract description 3
- 230000009193 crawling Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Ladders (AREA)
Abstract
The utility model discloses a cat ladder for special purpose vehicle relates to special purpose vehicle technical field, through establishing vice cat ladder in one side of main cat ladder, vice cat ladder can not make the first-aid staff be difficult to climb with main cat ladder coincidence when emergency does not use, can save rescue gold time, reduces first-aid staff's climbing risk, and also step is simple when needs use vice cat ladder, and the practicality of whole cat ladder has been improved in the operation of being convenient for.
Description
Technical Field
The utility model relates to a special type car technical field, concretely relates to cat ladder for special type car.
background
The special vehicle is a special tank car for loading various oil, gas, liquid and the like; or various special motor vehicles for removing obstacles, cleaning, hoisting, loading and unloading (without a dump truck), lifting, stirring, excavating, bulldozing, road pressing and the like, or a van type motor vehicle provided with refrigeration or heating equipment; or the vehicle is internally provided with fixed special instruments and equipment for monitoring professional work, fire fighting, money transporting, medical treatment, television broadcasting, radar, X-ray inspection and other motor vehicles; or container trailers specially used for towing container bodies (containers).
Some special purpose vehicle are in the use, often need to climb up the roof, for example fire fighter is at the fire control extinguishing process, often need to climb up fire engine roof operation fire gun or take roof equipment, application number "CN 201720868577.3" name is "fire engine folding back cat ladder" the utility model discloses a folding back cat ladder of fire engine, it includes fixed cat ladder, the upside and the downside of fixed cat ladder are equipped with mounting bracket and lower mounting bracket respectively, it still includes folding cat ladder, install a spacing cushion rubber piece on the lower extreme side of two stands of fixed cat ladder respectively, the stiff end of two vertical beams of folding cat ladder articulates with the articulated seat on two fixed stands respectively, install movable buckle respectively between the expansion end side of two vertical beams of folding cat ladder and the side at two stand middle parts of fixed cat ladder. The walking device has lower steps and is easy to climb, and the use and the passing of the fire engine are not influenced. The novel steel wire rope is simple in structure, low in manufacturing cost, firm and reliable in installation, flexible and light. The device provides guarantee for the fire fighters to conveniently, quickly and safely climb the roof to operate the fire monitor and take and use roof equipment.
although fixed cat ladder is higher to mark time, normal adult still can step on, in some urgent relief circumstances, on-the-spot rescue personnel may not be up to the installation and use folding cat ladder in order to make things convenient for the climbing at all, because in the time of rescue and relief work, time is the life, rescue personnel rescue are heartily cut, still can directly use fixed cat ladder to climb on the roof, and this moment the utility model provides a folding cat ladder does not put down, and fixed cat ladder part overlaps, lead to the crisscross distribution of crossbeam on partial spreader on the fixed cat ladder and the folding cat ladder, it is very inhomogeneous, the rescue personnel who very easily makes the climbing step on the sky and fall down, also delayed the relief progress when causing the injury, the practicality is not strong.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a cat ladder for special purpose vehicle, when solving the folding cat ladder of prior art who mentions among the above-mentioned background art and not using, with fixed cat ladder partial coincidence, spreader and crossbeam crisscross distribution, it is very inhomogeneous, step on the sky when making the rescue personnel climbing easily and fall down, also delayed the relief of disaster progress when causing the injury, problem that the practicality is not strong. The utility model adopts the technical scheme as follows:
The utility model provides a cat ladder for special purpose vehicle, includes main cat ladder and vice cat ladder, main cat ladder is fixed on the automobile body, one side of main cat ladder is located to vice cat ladder to it is articulated through the hinge point with main cat ladder bottom, one side that vice cat ladder top is close to main cat ladder has seted up through-hole one, through-hole two has been seted up with the position that through-hole one corresponds to main cat ladder, still is equipped with the bolt one that can pass through-hole one and through-hole two, when vice cat ladder revolves to main cat ladder below, keeps away from one side main cat ladder and the partial coincidence of vice cat ladder of hinge point, has seted up through-hole three on the main cat ladder of position of coincidence, and through-hole four has been seted up to vice cat ladder corresponding position.
The utility model discloses a theory of operation: when a vehicle does not need to use the auxiliary crawling ladder, the first bolt is inserted into the first through hole and the second through hole to fix the auxiliary crawling ladder, rescue workers can directly climb the vehicle roof through the main crawling ladder without using the auxiliary crawling ladder under the condition of emergency rescue, the first bolt is taken out when the auxiliary crawling ladder needs to be used, the auxiliary crawling ladder is rotated to the lower side of the main crawling ladder around a hinge point, the second bolt is inserted into the third through hole and the fourth through hole, and the main crawling ladder is stably connected with the auxiliary crawling ladder so that the rescue workers can climb. The utility model discloses an establish vice cat ladder in one side of main cat ladder, vice cat ladder can not make the rescue personnel be difficult to climb with main cat ladder coincidence when emergency does not use, can save rescue gold time, reduces the climbing risk of rescue personnel, and also step is simple when needs use vice cat ladder, and the practicality of whole cat ladder has been improved in the operation of being convenient for.
Furthermore, the first bolt and the second bolt are connected with the auxiliary ladder stand through spring wires.
Furthermore, a first limiting block is arranged on one side, away from the auxiliary crawling ladder, of the second through hole, and the inside of the first limiting block is in threaded connection with the tail end of the first bolt.
furthermore, a second limiting block is arranged on one side, close to the hinge point, of the third through hole, and the inner portion of the second limiting block is in threaded connection with the tail end of the second bolt.
Furthermore, the vehicle body is provided with a concave part at the position of the main ladder stand corresponding to the auxiliary ladder stand.
Furthermore, a buckle for fixing the auxiliary crawling ladder is arranged on the vehicle body.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. The utility model discloses an establish vice cat ladder in one side of main cat ladder, vice cat ladder can not make the rescue personnel be difficult to climb with main cat ladder coincidence when emergency does not use, can save rescue gold time, reduces the climbing risk of rescue personnel, and also step is simple when needs use vice cat ladder, and the practicality of whole cat ladder has been improved in the operation of being convenient for.
2. The utility model discloses in bolt one is connected with vice cat ladder through the spring wire with bolt two, and the spring wire can be with bolt one, bolt two connection on vice cat ladder, and need not to deposit alone, goes to take during the use again, has improved the convenience of using vice cat ladder.
3. the utility model discloses in one side that vice cat ladder was kept away from to through-hole two is equipped with stopper one, stopper one inside and the terminal threaded connection of bolt, one side that through-hole three is close to the hinge point is equipped with stopper two, two inside and the two terminal threaded connection of bolt of stopper, a pair of bolts of stopper are spacing and fixed effect together, and two pairs of bolts of stopper play spacing and fixed effect, make to connect more firmly.
4. The utility model discloses in the automobile body corresponds position department at main cat ladder and vice cat ladder and is equipped with the concave part, can make main cat ladder and vice cat ladder not surpass the automobile body, improves the space utilization of automobile body under the qualified prerequisite of size.
5. The utility model discloses in be equipped with the buckle that is used for fixed vice cat ladder on the automobile body, it is fixed with the automobile body through the buckle with vice cat ladder when need not using vice cat ladder to vice cat ladder rocks at the driving in-process and drops even, reinforcing stability.
Drawings
FIG. 1 is a schematic structural view of the present invention (without using a secondary ladder);
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a schematic structural view of the present invention (using a secondary ladder);
Fig. 4 is a partial enlarged view of fig. 3B according to the present invention;
Labeled as: the ladder comprises a main ladder stand 1, an auxiliary ladder stand 2, a vehicle body 3, a hinge point 4, a through hole I5, a through hole II 6, a bolt I7, a bolt III 8, a through hole IV 9, a bolt II 10, a spring wire 11, a stopper I12, a stopper II 13, a concave part 14 and a buckle 15.
Detailed Description
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
The utility model provides a cat ladder for special purpose vehicle, includes main cat ladder 1 and vice cat ladder 2, main cat ladder 1 is fixed on automobile body 3, one side of main cat ladder 1 is located to vice cat ladder 2 to it is articulated through hinge point 4 with main cat ladder 1 bottom, through-hole one 5 has been seted up to one side that vice cat ladder 2 top is close to main cat ladder 1, through-hole two 6 has been seted up with the position that through-hole one 5 corresponds to main cat ladder 1, still be equipped with can pass through-hole one 5 and through-hole two 6 bolt one 7, when vice cat ladder 2 revolves to main cat ladder 1 below, keep away from one side main cat ladder 1 and the partial coincidence of vice cat ladder 2 of hinge point 4, seted up through-hole three 8 on the main cat ladder 1 of coincident position, through-hole four 9 has been seted up to vice cat ladder 2 corresponding position, still is equipped with bolt two 10.
The utility model discloses a theory of operation: when a vehicle or the like does not need to use the auxiliary ladder stand 2, the first pin 7 is inserted into the first through hole 5 and the second through hole 6 to fix the auxiliary ladder stand 2, under the condition of emergency rescue, a rescuer can directly climb the roof through the main ladder stand 1 without using the auxiliary ladder stand 2, when the auxiliary ladder stand 2 needs to be used, the first pin 7 is taken out, the auxiliary ladder stand 2 rotates to the lower part of the main ladder stand 1 around the hinge point 4, the second pin 10 is inserted into the third through hole 8 and the fourth through hole 9, the main ladder stand 1 is stably connected with the auxiliary ladder stand 2, and the rescuer can climb conveniently. The utility model discloses an establish in one side of main cat ladder 1 with vice cat ladder 2, vice cat ladder 2 can not make the rescue personnel be difficult to climb with main cat ladder 1 coincidence when emergency does not use, can save rescue golden time, reduces the climbing risk of rescue personnel, and also step is simple when needs use vice cat ladder 2, and the operation of being convenient for has improved the practicality of whole cat ladder.
Example 2
In this embodiment, on the basis of embodiment 1, the first pin 7 and the second pin 10 are further connected to the auxiliary ladder 2 through the spring wire 11, and the first pin 7 and the second pin 10 can be connected to the auxiliary ladder 2 through the spring wire 11 without being separately stored and taken when being used, so that convenience in using the auxiliary ladder 2 is improved.
Example 3
On embodiment 1's basis, furtherly, one side that vice cat ladder 2 was kept away from to through-hole two 6 is equipped with stopper one 12, stopper one 12 inside and 7 terminal threaded connection of bolt, through-hole three 8 is close to one side of hinge point 4 and is equipped with stopper two 13, stopper two 13 inside and two 10 terminal threaded connection of bolt, stopper one 12 plays spacing and fixed effect to bolt one 7, and stopper two 13 play spacing and fixed effect to bolt two 10, make the connection more firm.
Example 4
In this embodiment, in addition to embodiment 1, the vehicle body 3 is further provided with the concave portion 14 at the position where the main ladder 1 and the auxiliary ladder 2 correspond to each other, so that the space utilization rate of the vehicle body 3 can be improved on the premise that the size is acceptable without the main ladder 1 and the auxiliary ladder 2 protruding beyond the vehicle body.
Example 5
In this embodiment, on the basis of embodiment 4, further, the buckle 15 for fixing the auxiliary ladder 2 is arranged on the vehicle body 3, and the auxiliary ladder 2 is fixed to the vehicle body 3 through the buckle 15 when the auxiliary ladder 2 is not needed, so that the auxiliary ladder 2 is prevented from shaking or even falling off during driving, and the stability is enhanced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalent changes and modifications may be made to some of the technical features of the embodiments, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principles of the present invention are all within the scope of the present invention.
Claims (6)
1. a ladder stand for a special vehicle comprises a main ladder stand (1) and an auxiliary ladder stand (2), wherein the main ladder stand (1) is fixed on a vehicle body (3), and is characterized in that the auxiliary ladder stand (2) is arranged on one side of the main ladder stand (1) and is hinged with the bottom of the main ladder stand (1) through a hinge point (4), a first through hole (5) is formed in one side, close to the main ladder stand (1), of the top of the auxiliary ladder stand (2), a second through hole (6) is formed in the position, corresponding to the first through hole (5), of the main ladder stand (1), a first bolt (7) capable of passing through the first through hole (5) and the second through hole (6) is further arranged, when the auxiliary ladder stand (2) rotates to the position below the main ladder stand (1), the main ladder stand (1) far away from the hinge point (4) partially coincides with the auxiliary ladder stand (2), a third through hole (8) is formed in the coinciding position of the main ladder stand (1), and a, and a second bolt (10) capable of passing through the third through hole (8) and the fourth through hole (9) is further arranged.
2. The ladder stand for special vehicle as claimed in claim 1, wherein the first bolt (7) and the second bolt (10) are connected with the secondary ladder stand (2) through spring wires (11).
3. The ladder stand for the special vehicle as claimed in claim 1, wherein a first limiting block (12) is arranged on one side, away from the auxiliary ladder stand (2), of the second through hole (6), and the inner portion of the first limiting block (12) is in threaded connection with the tail end of the first bolt (7).
4. The ladder stand for the special vehicle as claimed in claim 1, wherein a second limiting block (13) is arranged on one side, close to the hinge point (4), of the third through hole (8), and the inner portion of the second limiting block (13) is in threaded connection with the tail end of the second bolt (10).
5. A ladder stand for special vehicle according to claim 1, characterized in that the vehicle body (3) is provided with a recess (14) at the position where the main ladder stand (1) corresponds to the auxiliary ladder stand (2).
6. A ladder stand for special vehicle according to claim 5, characterized in that the vehicle body (3) is provided with a buckle (15) for fixing the secondary ladder stand (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562153.3U CN209795338U (en) | 2019-04-23 | 2019-04-23 | Cat ladder for special purpose vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562153.3U CN209795338U (en) | 2019-04-23 | 2019-04-23 | Cat ladder for special purpose vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209795338U true CN209795338U (en) | 2019-12-17 |
Family
ID=68830872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920562153.3U Expired - Fee Related CN209795338U (en) | 2019-04-23 | 2019-04-23 | Cat ladder for special purpose vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209795338U (en) |
-
2019
- 2019-04-23 CN CN201920562153.3U patent/CN209795338U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 |