CN214887632U - Movable platform and water supply pump truck - Google Patents
Movable platform and water supply pump truck Download PDFInfo
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- CN214887632U CN214887632U CN202121128844.6U CN202121128844U CN214887632U CN 214887632 U CN214887632 U CN 214887632U CN 202121128844 U CN202121128844 U CN 202121128844U CN 214887632 U CN214887632 U CN 214887632U
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Abstract
The utility model discloses a movable platform and a water supply pump truck, wherein the movable platform comprises a movable seat and a telescopic sleeve, and the telescopic sleeve comprises an outer pipe and an inner pipe; the outer pipe comprises a first cavity and a first hole, and the first hole is arranged on the outer wall of the outer pipe and communicated with the first cavity; the outer pipe comprises a second cavity, the inner pipe is sleeved in the first cavity, openings at two ends of the second cavity are respectively a second hole and a third hole, and the second cavity is communicated with the first hole through the second hole; the inner tube or the outer tube is arranged on the movable seat. The number and the length of the oil supply pipes are reduced, and the influence on the advancing of the movable platform caused by excessive oil supply pipes is avoided. The telescopic sleeve of the technical scheme not only has the function of guiding oil, but also has higher safety and reliability.
Description
Technical Field
The utility model relates to a hydraulic equipment technical field especially relates to a movable platform and water supply pump truck.
Background
The water supply pump truck is provided with an oil source and an execution unit, and the oil source supplies oil to the execution unit through two oil supply pipes respectively so as to drive the execution unit to execute corresponding functions. The execution unit is such as water pump motor, telescopic cylinder etc. As the number of the execution units increases, the number of the oil supply pipes also increases. Too many oil supply pipes lead to messy water supply pump trucks and also have the problem of insufficient installation space; when the oil supply pipe moves, the oil supply pipe rubs against the vehicle body of the water supply pump truck, so that the oil supply pipe is damaged, and the safety and the reliability of the oil supply pipe are affected.
SUMMERY OF THE UTILITY MODEL
Therefore, a movable platform and a water supply pump truck are needed to be provided, and the problems that the oil supply pipe is damaged and the safety and the reliability of the oil supply pipe are affected due to friction between the oil supply pipe and a truck body of the water supply pump truck when the oil supply pipe moves are solved.
In order to achieve the above object, the present embodiment provides a movable platform, which includes a movable seat and a telescopic tube, where the telescopic tube includes an outer tube and an inner tube;
the outer pipe comprises a first cavity and a first hole, and the first hole is arranged on the outer wall of the outer pipe and communicated with the first cavity;
the outer pipe comprises a second cavity, the inner pipe is sleeved in the first cavity, openings at two ends of the second cavity are respectively a second hole and a third hole, and the second cavity is communicated with the first hole through the second hole;
the inner pipe or the outer pipe is arranged on the moving seat, and the moving direction of the inner pipe in the first cavity of the outer pipe is parallel to the moving direction of the moving seat;
the first hole is used for connecting an oil source, and the third hole is used for connecting an execution unit; or: the first hole is used for connecting the execution unit, and the third hole is used for connecting the oil source.
Furthermore, the movable platform also comprises a fixed seat, and the execution unit comprises a telescopic oil cylinder;
the telescopic end of the telescopic oil cylinder is arranged on the moving seat, and a piston rod of the telescopic oil cylinder is used for driving the moving seat to move;
the outer pipe is arranged on the fixed seat, and the inner pipe is arranged on the movable seat.
Furthermore, the telescopic pipes are multiple and arranged along the moving direction of the movable platform.
Further, the universal joint is further included;
the inner pipe or the outer pipe is connected with the movable base through a universal joint.
Further, the universal joint is a universal rotary joint.
In order to achieve the above object, the present embodiment further provides a water supply pump truck, which includes a truck body, a movable platform, an oil source, and an execution unit;
the movable platform, the oil source and the execution unit are arranged on the vehicle body, and the movable platform is the movable platform in any one of the embodiments;
the movable platform is connected with an oil source through a first hole and is connected with an execution unit through a third hole; or: the movable platform is connected with the execution unit through the first hole and is connected with the oil source through the third hole.
Further, the execution unit comprises a water pump;
the motor of water pump connects third hole or first hole, the water pump sets up the end of intaking at water intaking pipeline.
Further, the water taking pipeline is arranged on a movable seat of the movable platform through a lifting mechanism.
Further, the lifting mechanism comprises a lifting oil cylinder and a support;
one end of the lifting oil cylinder is hinged to the moving seat, and the other end of the lifting oil cylinder is hinged to the water taking pipeline;
the support sets up remove on the seat, the top of support articulates on water intaking pipeline.
Furthermore, the fixed seat of the movable platform is arranged at the tail part of the vehicle body, and the movable seat of the movable platform is arranged in the direction of the fixed seat far away from the head part of the vehicle body.
Be different from prior art, the telescope tube has the function of leading oil, and first hole, first cavity, second hole, second cavity and third hole are linked together, with the oil source of first jogged joint, with the execution unit of third jogged joint for the telescope tube can carry the required oil of operation for the execution unit, reduces the quantity and the length of supplying oil pipe. Therefore, the telescopic sleeve has higher safety and reliability.
Drawings
Fig. 1 is a schematic structural view of a water supply pump truck according to the present embodiment;
FIG. 2 is a schematic structural diagram of the movable platform, the telescopic tube and the telescopic cylinder according to the embodiment;
fig. 3 is one of the structural diagrams of the telescopic tube of the present embodiment;
fig. 4 is a second schematic structural view of the telescopic tube of the present embodiment;
FIG. 5 is a schematic structural diagram of the telescopic tube, the oil source and the execution unit according to this embodiment;
fig. 6 is a schematic structural view of a plurality of telescopic pipes according to the present embodiment.
Description of reference numerals:
1. a vehicle body;
11. a traveling mechanism;
2. a movable platform;
21. a movable seat; 22. a fixed seat;
3. a telescopic sleeve;
31. an outer tube; 311. a first hole; 312. a first cavity;
32. an inner tube; 321. a second hole; 322. a third aperture; 323. a second cavity;
4. a source of oil;
5. a water intake pipeline;
6. a lifting mechanism;
61. lifting the oil cylinder; 62. a support;
7. an execution unit;
71. a telescopic oil cylinder; 72. a water pump;
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
The water supply pump truck is provided with an oil source and an execution unit, and the oil source supplies oil to the execution unit through two oil supply pipes respectively so as to drive the execution unit to execute corresponding functions. The execution unit is such as water pump motor, telescopic cylinder etc. As the number of the execution units increases, the number of the oil supply pipes also increases. Too many oil supply pipes lead to messy water supply pump trucks and also have the problem of insufficient installation space; when the oil supply pipe moves, the oil supply pipe rubs against the vehicle body of the water supply pump truck, so that the oil supply pipe is damaged, and the safety and the reliability of the oil supply pipe are affected.
In order to solve the above problem, referring to fig. 1 to 6, the present embodiment provides a water supply pump truck, which includes a truck body 1, a movable platform 2, an oil source 4 and an execution unit 7. The movable platform 2 comprises a movable seat 21 and a telescopic tube 33. The moving base 21 is a portion where the movable platform 2 moves. The telescopic tube 33 comprises an outer tube 31 and an inner tube 32, the outer tube 31 comprises a first cavity 312 and a first hole 311, the first hole 311 is arranged on the outer wall of the outer tube 31 and is communicated with the first cavity 312, and the structure is shown in fig. 3 and 4. The outer tube 31 includes a second cavity 323, the inner tube 32 is sleeved in the first cavity 312, two end openings of the second cavity 323 are a second hole 321 and a third hole 322, respectively, the second cavity 323 is communicated with the first hole 311 through the second hole 321, and the structure is as shown in fig. 3 and fig. 4. Referring to fig. 2, the inner tube 32 or the outer tube 31 is disposed on the movable base 21, and a moving direction of the inner tube 32 in the first cavity 312 of the outer tube 31 is parallel to a moving direction of the movable base 21. The first hole 311 is used for connecting the oil source 4, and the third hole 322 is used for connecting the execution unit 7; or: the first hole 311 is used for connecting the execution unit 7, and the third hole 322 is used for connecting the oil source 4.
Among the above-mentioned technical scheme, the telescopic tube has the function of leading oil, and first hole, first cavity, second hole, second cavity and third hole are linked together, with the oil source of first jogged joint, with the execution unit of third jogged joint for the telescopic tube can carry the required oil of operation for the execution unit, reduces the quantity and the length of supplying oil pipe. Therefore, the telescopic sleeve has higher safety and reliability.
In this embodiment, the movable platform 2 further includes a fixed seat 22, and the movable seat 21 and the fixed seat 22 slide relatively. The execution unit 7 comprises a telescopic oil cylinder 71, and the structure is shown in fig. 2. The cylinder body of telescopic cylinder 71 is arranged on fixed seat 22, the telescopic end of telescopic cylinder 71 is arranged on movable seat 21, and the piston rod of telescopic cylinder 71 is used for driving movable seat 21 to move. Preferably, the connection between the piston rod of the telescopic cylinder 71 and the movable base 21 is located at the rear end of the movable base 21, so as to improve the stability of the movable platform.
The telescopic tube 33 is used for assisting the movable platform 2 to move, the outer tube 31 is arranged on the fixed seat 22, and the inner tube 32 is arranged on the movable seat 21; or: the inner tube 32 is disposed on the fixed seat 22, and the outer tube 31 is disposed on the movable seat 21. As long as the direction in which the telescopic tube 33 is extended and retracted is parallel to the direction in which the movable platform 2 is extended and retracted. For example, the movable base 21 of the movable platform 2 may be extended and contracted in the longitudinal direction of the vehicle body 1, and at this time, one end of the telescopic tube 33 may be connected to the movable base 21, and the inner tube 32 and the outer tube 31 of the telescopic tube 33 may be provided in the direction in which the movable base 21 moves.
In a preferred embodiment, the telescopic tube 33 is provided in plurality, and the structure is shown in fig. 6. A plurality of telescopic tubes 33 are provided along the moving direction of the movable platform 2. The plurality of telescopic tubes 33 can support the heavy movable base 21 together with the telescopic cylinder 71, thereby improving safety. Meanwhile, the diameters of the first cavity 312 of the outer tube 31/the second cavity 323 of the inner tube 32 may be different between the plurality of telescopic tubes 33. The large volume of the first cavity 312 or the second cavity 323 can supply more oil.
In the present embodiment, after the movable base 21 is moved a plurality of times, the moving direction of the telescopic tube 33 is deviated from the moving direction of the movable base 21, and a universal joint (not shown) is further provided. The inner tube 32 or the outer tube 31 is connected to the movable base 21 by a universal joint.
Preferably, the universal joint is a universal rotary joint, the universal rotary joint comprises a spherical joint and a groove, and the shape of the groove is matched with that of the spherical joint. The ball joint is sleeved in the groove, and the ball joint can rotate in the groove. It should be noted that the ball joint does not fall out of the groove. The ball joint is arranged on the movable seat 21 through a connecting rod, and the groove is arranged on the telescopic sleeve 33. The spherical joint can rotate in the groove, can compensate the displacement of the telescopic sleeve 33 perpendicular to the moving direction, further improves the moving stability of the movable platform 2, and avoids the bending deformation and damage of the telescopic sleeve 33.
In some embodiments, the universal joint may also be, but is not limited to, a single joint universal joint, and the like.
In this embodiment, the execution unit 7 further includes a water pump 72, and the water pump 72 provides power for taking water for the water supply pump truck, and the structure is shown in fig. 1 and fig. 2. The motor of the water pump 72 is connected with the third hole 322 or the first hole 311, and the water pump 72 is arranged at the water inlet end of the water intake pipe 5. The water inlet end of the water intake pipeline 5 is inserted into a water source, the water pump 72 can suck water from the water source and convey the water into the water intake pipeline 5, and finally the water is sprayed out from the water outlet end of the water intake pipeline 5 to perform the functions of fire extinguishing or drainage.
In this embodiment, the water intake pipe 5 may be a straight pipe, and the structure is as shown in fig. 1. In order to make the water intake pipeline 5 of the straight pipe have a telescopic function, the water intake pipeline 5 is a telescopic water pipe assembly. The telescopic water pipe assembly comprises at least two stages of telescopic water pipes, and the telescopic water pipes of the two adjacent stages are mutually sleeved. After the telescopic water pipe assembly is stretched, water at the water inlet end of the telescopic water pipe assembly enters a water source remotely to take water. And after operation, the telescopic water pipe assembly is recovered. It should be noted that the two stages of telescopic water pipes are driven by telescopic oil cylinders.
In some embodiments, the water intake pipeline may also be in a U shape, and the structure is as shown in fig. 2, but is not limited thereto.
In the embodiment, in order to lift the water pump 72 at the water inlet end of the water intake pipeline, the lifting mechanism 6 is further included, and the structure is shown in fig. 1 and 2. The water intake pipe is arranged on the movable base 21 through the lifting mechanism 6, and the lifting mechanism 6 is used for lifting the water outlet end of the water intake pipe upwards on the movable base 21 to enable the water pump 72 at the water inlet end of the water intake pipe to enter a water source for taking water.
In the present embodiment, the lifting mechanism 6 includes a lifting cylinder 61 and a bracket 62, and the structure is as shown in fig. 2. One end (e.g., a cylinder) of the lifting cylinder 61 is hinged to the movable base 21. The other end (for example, a telescopic end: a piston rod) of the lifting oil cylinder 61 is hinged on the water intake pipeline. Alternatively, the other end (e.g., telescopic end: piston rod) of the lifting cylinder 61 is hinged to a pipe support 62 supporting the intake pipe. The other end of the lift cylinder 61 may reciprocate in one end of the lift cylinder 61. The bottom of the bracket 62 is arranged on the movable base 21, and the top of the bracket 62 is hinged on the side wall of the water intake pipeline. The telescopic end of the lifting cylinder drives the water intake pipe to tilt upwards, and the water intake pipe also rotates at the hinged position of the support because the top of the support 62 is hinged with the water intake pipe, so that the water pump 72 enters a water source.
In some embodiments, the lifting mechanism includes a lifting motor, a drive pulley, and a driven pulley (not shown). The driving wheel is sleeved on an output shaft of the lifting motor, and the lifting motor is arranged on the moving seat through the motor support. The water taking pipeline is provided with a driven wheel, and the driving wheel is meshed with the driven wheel. When the output shaft of the lifting motor rotates, power is transmitted to the driven wheel through the driving wheel to drive the water taking pipeline to turn over.
In this embodiment, the lifting mechanism is disposed on the movable base through a rotary bearing, and the rotary bearing drives the lifting mechanism and the water intake pipe to rotate around a rotating shaft of the rotary bearing, so that the water pump at the water inlet end of the water intake pipe is rotated to a proper position.
In the present embodiment, the fixed seat 22 of the movable platform 2 is arranged at the tail of the vehicle body 1, and the structure is as shown in fig. 1 and fig. 2. The movable seat 21 of the movable platform 2 is arranged in the direction of the fixed seat 22 away from the head of the vehicle body 1.
In this embodiment, a traveling mechanism 11 is disposed on the vehicle body 1, and the traveling mechanism 11 is configured to drive the vehicle body 1 to move on the ground, and the structure is as shown in fig. 1.
In the present embodiment, the traveling mechanism 11 includes a power source and a rotating wheel, and the structure is as shown in fig. 1. Generally, an even number of the rotating wheels are arranged on the left side and the right side of the fire-fighting terminal vehicle body in two rows, such as four, six, eight and the like, so that the traveling stability of the fire-fighting terminal vehicle is enhanced. The power source can be a gasoline engine, a diesel engine, a permanent magnet synchronous motor or an alternating current asynchronous motor, so that the water supply pump truck becomes an oil truck, a pure electric vehicle, a hybrid electric vehicle or a range-extended vehicle and the like.
In other embodiments, the travel mechanism includes a power source and track wheels (not shown). The crawler wheels are arranged in two rows, and the crawler wheels in the two rows are respectively arranged on two sides of the trolley body. The crawler wheels can adapt to different types of ground surfaces, and can climb steep slopes, go wider than trenches, wade deep water and cross fields. The crawler-type fire engine has the advantages that the ground contact area is large, the crawler-type fire engine cannot sink easily, a soft and muddy road surface can be easily passed through in the walking process, slipping cannot be caused, and the application range is wider.
It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the protection scope of the present invention.
Claims (10)
1. A movable platform is characterized by comprising a movable seat and a telescopic sleeve, wherein the telescopic sleeve comprises an outer pipe and an inner pipe;
the outer pipe comprises a first cavity and a first hole, and the first hole is arranged on the outer wall of the outer pipe and communicated with the first cavity;
the outer pipe comprises a second cavity, the inner pipe is sleeved in the first cavity, openings at two ends of the second cavity are respectively a second hole and a third hole, and the second cavity is communicated with the first hole through the second hole;
the inner pipe or the outer pipe is arranged on the moving seat, and the moving direction of the inner pipe in the first cavity of the outer pipe is parallel to the moving direction of the moving seat;
the first hole is used for connecting an oil source, and the third hole is used for connecting an execution unit; or: the first hole is used for connecting the execution unit, and the third hole is used for connecting the oil source.
2. The movable platform of claim 1, further comprising a fixed base, wherein the execution unit comprises a telescopic cylinder;
the telescopic end of the telescopic oil cylinder is arranged on the moving seat, and a piston rod of the telescopic oil cylinder is used for driving the moving seat to move;
the outer pipe is arranged on the fixed seat, and the inner pipe is arranged on the movable seat.
3. The movable platform of claim 1, wherein the number of the telescopic tubes is plural, and the plural telescopic tubes are arranged along a moving direction of the movable platform.
4. The movable platform of claim 1, further comprising a universal joint;
the inner pipe or the outer pipe is connected with the movable base through a universal joint.
5. A movable platform according to claim 4 wherein the universal joint is a universal swivel joint.
6. A water supply pump truck is characterized by comprising a truck body, a movable platform, an oil source and an execution unit;
the movable platform, the oil source and the execution unit are arranged on the vehicle body, and the movable platform is a movable platform as claimed in any one of claims 1 to 5;
the movable platform is connected with an oil source through a first hole and is connected with an execution unit through a third hole; or: the movable platform is connected with the execution unit through the first hole and is connected with the oil source through the third hole.
7. The water supply pump truck according to claim 6, characterized in that the execution unit comprises a water pump;
the motor of water pump connects third hole or first hole, the water pump sets up the end of intaking at water intaking pipeline.
8. The water supply pump truck as claimed in claim 7, wherein the water intake pipe is provided on a movable seat of the movable platform by a lifting mechanism.
9. The water supply pump truck according to claim 8, wherein the lifting mechanism comprises a lifting cylinder and a bracket;
one end of the lifting oil cylinder is hinged to the moving seat, and the other end of the lifting oil cylinder is hinged to the water taking pipeline;
the support sets up remove on the seat, the top of support articulates on water intaking pipeline.
10. The water supply pump truck as claimed in claim 6, wherein the fixed seat of the movable platform is arranged at the tail of the truck body, and the movable seat of the movable platform is arranged at the head of the fixed seat far away from the truck body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121128844.6U CN214887632U (en) | 2021-05-25 | 2021-05-25 | Movable platform and water supply pump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121128844.6U CN214887632U (en) | 2021-05-25 | 2021-05-25 | Movable platform and water supply pump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214887632U true CN214887632U (en) | 2021-11-26 |
Family
ID=78937241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121128844.6U Active CN214887632U (en) | 2021-05-25 | 2021-05-25 | Movable platform and water supply pump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214887632U (en) |
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2021
- 2021-05-25 CN CN202121128844.6U patent/CN214887632U/en active Active
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