CN211310679U

CN211310679U - Hydraulic lifting device for carriage body of special vehicle

Info

Publication number: CN211310679U
Application number: CN201921838132.6U
Authority: CN
Inventors: 艾相春; 许宏鹏
Original assignee: Liaoning Longda Special Purpose Vehicle Manufacturing Co ltd
Current assignee: Liaoning Longda Special Purpose Vehicle Manufacturing Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-08-21
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a hydraulic lifting device for a special vehicle carriage body, which relates to the technical field of carriage body lifting devices and solves the technical problems that the prior carriage body lifting device adopts a lifting mode, is adjusted for a plurality of times when the carriage body is reset, reduces the resetting operation efficiency of the carriage body, adopts rope lifting, causes the carriage body to be broken by stretching and dropping due to overlarge rope stress, and causes damage to the carriage body, and comprises a carriage body chassis, a pair of connecting plates with the same structure are respectively and fixedly arranged on the two side wall surfaces of the carriage body chassis, and a pair of supporting rods are respectively and fixedly arranged on the connecting plates, the utility model adopts a beam supporting rod as a main support, and lifts through a hydraulic cylinder, improves the stability of carriage lifting, adopts a clamping device in the carriage frame, can smoothly enter the carriage frame through a roller wheel, and is fixedly clamped by four wall surfaces of the carriage through matching with a spring, the limit part is adopted to limit the carriage to move in the carriage frame, so that the stability of the carriage is improved.

Description

Hydraulic lifting device for carriage body of special vehicle

Technical Field

The utility model relates to a carriage body elevating gear technical field specifically is a special-purpose vehicle carriage body uses hydraulic pressure elevating gear.

Background

Along with the development of society and the improvement and improvement of science and technology, the living standard of people is gradually improved, a large truck needs to lift a truck box, so that the truck box is replaced and a chassis at the bottom of the truck box is inspected, the conventional truck box lifting device adopts a crane and a fork lift, when the truck box chassis is put back, the fork lift and the crane are easy to shake, so that the truck box can be put back to the original position after being adjusted for multiple times, and the homing operation efficiency of the truck box is reduced, for example, in the utility model patent named as a lifting device for detecting the truck box body and published with the publication number of CN208150863U, a lifting mode of lifting the truck box in a lifting mode by adopting a motor, a rope and a lifting frame is designed, the truck box is lifted, but the truck box has higher quality, when the rope is lifted, the stress of the rope is too concentrated, so that the bearing force of the rope is larger, the rope is easy to break, and then the carriage falls down to cause the damage of the carriage.

SUMMERY OF THE UTILITY MODEL

The hydraulic lifting device comprises a hydraulic lifting device, a lifting rope, a lifting rod and a lifting rod.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a hydraulic lifting device for special-purpose vehicle railway carriage body, includes vehicle body chassis, vehicle body chassis both sides wall respectively fixed mounting have a pair of connecting plate that the structure is the same, and is a pair of respectively fixed mounting has the bracing piece on the connecting plate, fixed mounting has the crossbeam between the bracing piece of counterpoint respectively, it is a pair of fixed frame that the structure is the same to be fixed mounting respectively on the crossbeam wall is fixed mounting has the pneumatic cylinder respectively under the fixed frame, install the carriage frame between the pneumatic cylinder drive end on same crossbeam, install clamping device in the carriage frame, carriage frame front port department installs the hang plate.

Preferably, the clamping device comprises a spring, first grooves are respectively formed in the inner wall surface of the carriage frame, the spring is respectively and fixedly installed in the first grooves, guide grooves are respectively formed in the lower wall surface of the first grooves, guide rods are respectively inserted into the guide grooves, the guide rods are respectively inserted into the spring, baffles are respectively installed on the guide rods, the baffles are respectively and fixedly connected with the spring, the baffles are respectively in clearance fit with the first grooves, second grooves are respectively formed in the baffles, rollers are respectively installed in the second grooves, and limiting parts are respectively installed at the end openings of the carriage frame.

Preferably, spacing portion includes the limiting plate, limiting plate fixed mounting is in carriage frame front port department, threaded hole is seted up respectively to carriage frame both sides lateral wall face, the screw hole is located baffle one side, and is located carriage frame rear port department, the threaded hole has connect the screw rod soon respectively, it installs the dog through the bearing respectively to lie in carriage frame one end on the screw rod, lie in the outer one end fixed mounting respectively of carriage frame there is the handle on the screw rod.

Preferably, the four sides of the baffle are respectively of an inclined plane structure, and the lower bottom surface of the baffle is not higher than the upper bottom edge of the first groove.

Preferably, a reserved groove is formed in the inner wall surface of the car box frame relative to the stop block, and the stop block is arranged in the reserved groove in a front mode.

Preferably, reinforcing plates are fixedly arranged between the lower wall surface of the connecting plate and the side wall surface of the vehicle chassis respectively.

Preferably, reinforcing rods are fixedly installed between the supporting rod and the connecting plate respectively, and a triangular structure is formed between the reinforcing rods and the connecting plate.

Preferably, the fixing frame is connected with the cross beam through a bolt.

Advantageous effects

The utility model provides a special-purpose vehicle railway carriage body uses hydraulic pressure elevating gear has solved current railway carriage elevating gear and has adopted hoist and mount mode, and multiple times adjustment when the railway carriage playback reduces railway carriage playback operating efficiency, and current railway carriage elevating gear adopts the rope lift, because the rope atress is too big, causes flexible fracture railway carriage to drop, causes the technical problem of damage to the railway carriage, the utility model discloses a crossbeam bracing piece is as main support to go up and down through the pneumatic cylinder, improved the stability that the railway carriage goes up and down, adopt clamping device in the railway carriage frame, can make the railway carriage smooth-going into in the railway carriage frame through the gyro wheel to the cooperation spring will carry out four wall face and press from both sides tightly fixed, adopts spacing restriction railway carriage to remove in the railway carriage frame, improves the stable form of railway carriage.

Drawings

Fig. 1 is the utility model relates to a special-purpose vehicle railway carriage body uses hydraulic lifting device's main structure schematic view.

Fig. 2 is the utility model relates to a special-purpose vehicle railway carriage body hydraulic lifting device looks sideways at schematic structure.

Fig. 3 is a schematic diagram of a partial enlarged structure of a hydraulic lifting device for a carriage body of a special vehicle.

FIG. 4 is a schematic diagram of a limit portion of a hydraulic lifting device for a carriage body of a special-purpose vehicle

In the figure: 1-vehicle body chassis; 2-connecting plates; 3-supporting rods; 4-a cross beam; 5-fixing the frame; 6-hydraulic cylinder; 7-a carriage frame; 8-inclined plate; 9-a spring; 10-a first groove; 11-a guide groove; 12-a guide bar; 13-a baffle; 14-a second groove; 15-a roller; 16-a limiting plate; 17-a threaded hole; 18-a screw; 19-a bearing; 20-a stopper; 21-a handle; 22-a reinforcement plate; 23-a reinforcing rod; 24-bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a special-purpose vehicle is hydraulic lifting device for railway carriage body, includes vehicle body chassis 1, vehicle body chassis 1 both sides wall respectively fixed mounting have a pair of connecting plate 2 that the structure is the same, a pair of respectively fixed mounting have bracing piece 3 on the connecting plate 2, respectively fixed mounting has crossbeam 4 between the bracing piece 3 of counterpoint, respectively fixed mounting has a pair of fixed frame 5 that the structure is the same on the crossbeam 4, a pair of fixed frame 5 lower wall respectively fixed mounting have pneumatic cylinder 6, install carriage frame 7 between the pneumatic cylinder 6 drive end on same crossbeam 4, install clamping device in carriage frame 7, carriage frame 7 front end department installs hang plate 8, clamping device includes spring 9, carriage frame 7 internal face is equipped with first recess 10 respectively, spring 9 is fixed mounting respectively in first recess 10, guide slot 11 has been seted up respectively to first recess 10 lower wall, the guide groove 11 is internally respectively inserted with a guide rod 12, the guide rod 12 is respectively inserted in a spring 9, the guide rod 12 is respectively provided with a baffle 13, the baffle 13 is respectively fixedly connected with the spring 9, the baffle 13 is respectively in clearance fit connection with a first groove 10, the baffle 13 is respectively provided with a second groove 14, the second groove 14 is respectively provided with a roller 15, the port part of the carriage frame 7 is respectively provided with a limiting part, the limiting part comprises a limiting plate 16, the limiting plate 16 is fixedly arranged at the front port part of the carriage frame 7, the two side wall surfaces of the carriage frame 7 are respectively provided with a threaded hole 17, the threaded hole 17 is positioned at one side of the baffle 13 and positioned at the rear port part of the carriage frame 7, the threaded hole 17 is respectively screwed with a screw rod 18, one end of the screw rod 18 positioned in the carriage frame 7 is respectively provided with a stop dog 20 through a bearing 19, the utility model discloses a car chassis, including screw rod 18, baffle 13, wall chassis 1, bracing piece 3, connecting plate 2, reinforcing bar 23, the last one end of box frame 7 that lies in on screw rod 18 is fixed mounting respectively has handle 21, baffle 13 four sides department is the slope inclined plane structure respectively, the bottom surface is not higher than base on first recess 10 under

baffle

13, 20 positions of the internal face of box frame 7 for the dog have seted up the preformed groove, adorn in the preformed groove before the dog 20, fixed mounting has reinforcing plate 22 respectively between wall and the car chassis 1 side wall under the connecting plate 2, fixed mounting has reinforcing bar 23 respectively between bracing piece 3 and the connecting plate 2, form the triangle-shaped structure between reinforcing bar 23 and the connecting plate 2, be.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.

Example (b): as can be known from the attached figures 1-4 of the specification, the hydraulic cylinder 6 is electrically connected with a power supply and a control system of a vehicle body through a lead, when the vehicle body needs to be lifted, the hydraulic cylinder 6 is started, the hydraulic cylinder 6 takes the part consisting of the supporting rod 3 of the cross beam 4 as a support, the vehicle body frame 7 is lifted upwards, so that the vehicle body is lifted, when the vehicle body needs to be replaced, the handle 21 is rotated, the screw rod 18 is rotated under the action of the bearing 19, the screw rod 18 is meshed with the threaded hole 17, the screw rod 18 moves outwards, the stop block 20 moves along with the screw rod until the stop block 20 enters the reserved groove, the vehicle body is pulled out of the vehicle body frame 7 at the moment, the vehicle body frame 7 can be smoothly moved out of the vehicle body frame 7 through the roller 15, when the vehicle body needs to be put back into the vehicle body frame 7, the vehicle body is pushed into the vehicle body frame 7 along the action of, from this the railway carriage can be smooth-going to meet with gyro wheel 15, gyro wheel 15 can be smooth-going send the railway carriage into railway carriage frame 7 under the promotion of external force, the railway carriage exerts pressure to baffle 13 this moment, therefore compression spring 9, baffle 13 gets into respectively in the first recess 10, and guide bar 12 pushes down like in guide slot 11, prevent 13 cluster positions of baffle, railway carriage one end is passed through limiting plate 16 and is blockked, rotatory handle 21 once more this moment, make dog 21 shift out and block 7 ports of railway carriage frame, prevent that the railway carriage from dropping in the railway carriage frame 7.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a special-purpose vehicle railway carriage body uses hydraulic pressure elevating gear, includes vehicle body chassis (1), its characterized in that, vehicle body chassis (1) both sides wall fixed mounting respectively has a pair of connecting plate (2) that the structure is the same, and is a pair of fixed mounting has bracing piece (3) on connecting plate (2) respectively, fixed mounting has crossbeam (4) respectively between bracing piece (3) of counterpoint, on crossbeam (4) respectively fixed mounting have a pair of fixed frame (5) that the structure is the same, and is a pair of fixed frame (5) lower wall fixed mounting has pneumatic cylinder (6) respectively, install carriage frame (7) between pneumatic cylinder (6) the drive end on same crossbeam (4), install clamping device in carriage frame (7), carriage frame (7) front end department installs hang plate (8).

2. The hydraulic lifting device for the special vehicle body of claim 1, wherein the clamping device comprises a spring (9), the inner wall surface of the vehicle body frame (7) is respectively provided with a first groove (10), the spring (9) is respectively and fixedly installed in the first groove (10), the lower wall surface of the first groove (10) is respectively provided with a guide groove (11), the guide groove (11) is respectively and internally inserted with a guide rod (12), the guide rods (12) are respectively and internally inserted in the spring (9), the guide rods (12) are respectively and fixedly installed with a baffle (13), the baffles (13) are respectively and fixedly connected with the spring (9), the baffles (13) are respectively in clearance fit connection with the first groove (10), the baffles (13) are respectively provided with a second groove (14), the second grooves (14) are respectively and internally installed with rollers (15), and limiting parts are respectively installed at the port of the box frame (7).

3. The hydraulic lifting device for the special-purpose vehicle carriage body of claim 2, characterized in that, spacing portion includes limiting plate (16), limiting plate (16) fixed mounting is in carriage frame (7) front end department, threaded hole (17) have been seted up respectively to carriage frame (7) both sides wall face, threaded hole (17) are located baffle (13) one side, and are located carriage frame (7) rear end department, it has screw rod (18) to connect soon respectively in threaded hole (17), lie in carriage frame (7) on screw rod (18) one end install dog (20) through bearing (19) respectively, lie in carriage frame (7) outer one end respectively fixed mounting on screw rod (18) have handle (21).

4. The hydraulic lifting device for the special vehicle body of claim 2, wherein the four sides of the baffle (13) are respectively of an inclined plane structure, and the lower bottom surface of the baffle (13) is not higher than the upper bottom edge of the first groove (10).

5. The hydraulic lifting device for the special vehicle body of claim 3, wherein a pre-groove is formed in the inner wall surface of the vehicle body frame (7) opposite to the stopper (20), and the stopper (20) is arranged in the pre-groove in front.

6. The hydraulic lifting device for the carriage body of the special vehicle as claimed in claim 1, wherein reinforcing plates (22) are respectively fixedly installed between the lower wall surface of the connecting plate (2) and the side wall surface of the vehicle body chassis (1).

7. The hydraulic lifting device for the special vehicle body of claim 1, wherein reinforcing rods (23) are respectively and fixedly installed between the supporting rod (3) and the connecting plate (2), and a triangular structure is formed between the reinforcing rods (23) and the connecting plate (2).

8. The hydraulic lifting device for the special vehicle cabin body according to claim 1, characterized in that the fixing frame (5) and the cross beam (4) are connected through a bolt (24).