CN220180538U - Livestock and poultry car sliding cover plate - Google Patents

Abstract

The utility model discloses a sliding cover plate of a livestock and poultry vehicle, which relates to the technical field of parts of livestock and poultry transport vehicles and comprises a cover plate body provided with a pedestrian passage opening, wherein the cover plate body is connected with a sliding cover for closing the pedestrian passage opening, guide rails and power cylinders are respectively arranged on the cover plate body at two sides of the pedestrian passage opening, and the sliding cover is provided with rollers running along the guide rails; the guide rail is provided with a limiting groove for locking the idler wheel, the limiting groove is a sinking anti-drop groove with a slope, the sliding cover is provided with a pushing swing rod, and the pushing swing rod is connected with the movable end of the power cylinder. The utility model solves the problem that the existing livestock and poultry car cover plate opening mode has hidden mounting trouble.

Description

Livestock and poultry car sliding cover plate

Technical Field

The utility model relates to the technical field of parts of livestock and poultry transport vehicles, in particular to a sliding cover plate of a livestock and poultry vehicle.

Background

With the development of livestock breeding industry in China, large-scale domestic enterprises and individual scattered households are increased, the numbers of piglets transferred to the fence and pork pigs eliminated and transferred are increased dramatically, and new challenges are brought to the field of livestock and poultry transportation. To the increase of market demand, beasts and birds transport vechicle begins to appear in a large number and put into the market, and the carriage of current beasts and birds transport vechicle is airtight carriage, can prevent that polluted air from directly getting into the carriage and reduce beasts and birds infection risk, is equipped with a plurality of plywood in the carriage again, has improved transport efficiency greatly. However, the existing livestock and poultry vehicle is limited by the vehicle height, the space height of the top layer in the carriage is low, and in order to facilitate the staff to walk vertically when the livestock and poultry are driven by the top layer, an opening for the staff to walk vertically is arranged in the middle part of the cover plate.

At present, the top cover plate of most livestock and poultry transport vehicles adopts a hydraulic lifting type flip structure, and the hydraulic flip structure reduces the labor intensity, but increases the whole vehicle height when the cover plate is lifted, and the cover plate cannot be completely opened in a factory shed with limited height to perform operation or has larger potential safety hazard when the top cover plate is forgotten to be retracted for traveling.

Disclosure of Invention

The utility model aims to provide a livestock and poultry vehicle sliding cover plate, which can solve the problem that the existing livestock and poultry vehicle cover plate opening mode has hidden installation trouble.

In order to solve the problems, the utility model adopts the following technical scheme: the livestock and poultry vehicle sliding cover plate comprises a cover plate body provided with a pedestrian passage opening, wherein the cover plate body is connected with a sliding cover for closing the pedestrian passage opening, guide rails and power cylinders are respectively arranged on the cover plate body at two sides of the pedestrian passage opening, the sliding cover is provided with rollers which walk along the guide rails, and the rollers and the guide rails are provided with limiting structures perpendicular to the walking direction; the guide rail is provided with a limiting groove for locking the roller, the limiting groove is a sinking anti-falling groove with an inclined guide slope, the sliding cover is provided with a pushing swing rod, and the pushing swing rod is connected with the movable end of the power cylinder.

Among the above-mentioned livestock and poultry car sliding cover's technical scheme, more specific technical scheme can also be: the sliding cover is connected with the movable end of the power cylinder through the pushing swing rod.

Further, a floating joint is arranged at the movable end of the power cylinder.

Further, the guide rail is provided with a plurality of limit grooves, and the sliding cover is provided with the idler wheels matched with the limit grooves.

Further, the guide rail is provided with a first section of guide rail positioned on the cover plate body and a second section of guide rail positioned at the pedestrian passageway opening, and the limit groove is formed in the second section of guide rail.

Further, the cover plate body and the pedestrian passage opening are further provided with a plurality of guide rails for dividing the pedestrian passage opening into more than two windows.

Further, the pulley is an embedded pulley.

Further, the power cylinder is an air cylinder.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following beneficial effects:

1. the cover plate body is provided with the guide rail, and the sliding cover which is pushed by the power cylinder to slide on the guide rail is arranged to open or close the pedestrian passage opening, so that the height of the whole vehicle is hardly increased due to the change of the state of the sliding cover because the sliding cover is horizontally opened and closed, thereby avoiding the risks of limited opening and roof scraping; the sliding cover is connected with the guide rail through the idler wheels, a sinking limiting groove for locking the idler wheels is formed in the guide rail, and the guide rail and the idler wheels are provided with limiting structures perpendicular to the walking direction, so that the sliding cover can be limited to slide accidentally from two directions, and the driving safety is ensured; the sliding cover is arranged on the pushing swing rod connected with the power cylinder, so that the roller can smoothly enter and exit the limit groove, and locking and opening of the sliding cover are realized.

2. The guide rail and the power cylinder are arranged at the positions close to the two ends of the pedestrian passage opening, so that the sliding cover is convenient to push and pull; the pushing swing rod arranged at the side end of the sliding cover can lift and pull down the sliding cover to enable the roller to smoothly enter and exit the limit groove, and meanwhile, the power cylinder connected at the side end can have enough travel under the condition of limited position.

3. The movable end of the power cylinder is provided with the floating joint, so that the eccentricity of the piston rod of the power cylinder and the pushing swing rod can be absorbed, the installation precision requirement between the power cylinder and the sliding cover can be reduced, the processing and the assembly are convenient, and the processing cost is reduced.

4. The arrangement of the plurality of matched limiting grooves, the idler wheels and the two-section guide rail for separating the pedestrian passage opening can improve the reliability and stability of locking and moving.

Drawings

Fig. 1 is a schematic structural view of the sliding cover plate of the livestock and poultry vehicle.

Fig. 2 is a schematic view showing an opened state of the slide cover according to the present utility model.

Fig. 3 is a schematic view of the sliding cover in a closed state.

Fig. 4 is an enlarged cross-sectional view at A-A in fig. 3.

Fig. 5 is a schematic structural view of the roller assembly of the present utility model.

Fig. 6 is a schematic view of the structure of the rail assembly of the present utility model.

Fig. 7 is a schematic structural view of a sliding cover according to the present utility model.

Fig. 8 is an enlarged view at B in fig. 3.

Reference numerals illustrate: 1. a cover plate body; 2. a sliding cover; 2-1 parts of U-shaped grooves, 2-2 parts of roller assemblies, 2-2.1 parts of roller brackets, 2-2.2 parts of roller bolts, 2-2.3 parts of rollers, 2-3 parts of sliding cover connectors; 3. the guide rail comprises 3-1 parts of guide rails, 3-2 parts of linear guide rails, 3-3 parts of linear guide rail seats, 3-4 parts of curved guide rails and curved guide rail seats; 4. the device comprises a power cylinder, a power cylinder body, a cylinder mounting seat, a floating connector, a Y-shaped connector, a pin shaft, a swing rod and a driving swing rod, wherein the power cylinder is 4-1, the power cylinder body is 4-2, the cylinder mounting seat is 4-3, the floating connector is 4-4, the Y-shaped connector is 4-5, and the pin shaft is 4-6.

Detailed Description

The utility model is further described in detail below with reference to the examples of the drawings:

the livestock and poultry car sliding cover plate shown in fig. 1 to 4 mainly comprises a cover plate body 1, a sliding cover 2, a guide rail 3, rollers 2-2.3, a pushing swing rod 4-6 and a power cylinder 4, wherein a pedestrian passage opening is formed in the middle of the cover plate body 1 along the length direction, the sliding cover 2 which is used for opening or closing the pedestrian passage opening from the lateral direction is horizontally arranged on the cover plate body 1, the area of the pedestrian passage opening is smaller than that of the sliding cover 2, and the pedestrian passage opening can be completely covered when the sliding cover 2 is in a closed state, so that the tightness of a carriage body is ensured. The cover plate body 1 is provided with a guide rail 3 and a power cylinder 4 at two sides of a pedestrian passage opening, the embodiment is provided with two power cylinders 4 and four guide rails 3, a sliding cover 2 is provided with rollers 2-2.3 running along the guide rails 3, the guide rails 3 are provided with limiting grooves for locking the rollers 2-2.3, the limiting grooves are sinking anti-drop grooves with inclined guide slopes, the sinking anti-drop grooves are provided with top stop parts, and the rollers 2-2.3 are limited to jump; three limit grooves are formed in the guide rail 3, and the sliding cover 2 is provided with rollers 2-2.3 which are matched with the limit grooves in number and positions. The edge of the sliding cover 2 is provided with a pushing swing rod 4-6, the power cylinders 4 are connected with the sliding cover 2 through the pushing swing rod 4-6, wherein two power cylinders 4 and two guide rails 3 are respectively arranged at positions close to the front end and the rear end of a pedestrian passage opening, four guide rails 3 are equidistantly arranged, the guide rails 3 extend into the pedestrian passage opening, and the pedestrian passage opening is divided into three windows. The power cylinder 4 adopts a cylinder, and the cylinder directly references an air source of the chassis as a power source, so that the energy is clean and reliable; when the sliding cover 2 is opened or closed, the hydraulic pump is not used to reduce the load of the circuit, meanwhile, the use of redundant accessories is reduced, the cost is reduced, and the economic benefit is improved.

As shown in fig. 4 and 5, the roller assembly 2-2 is embedded in the sliding cover 2, a U-shaped groove 2-1 is arranged at the bottom of the sliding cover 2 at the position corresponding to each guide rail 3, the roller assembly 2-2 is fixed in the U-shaped groove 2-1 through bolts, the roller assembly 2-2 comprises a roller bracket 2-2.1, a roller bolt 2-2.2 and an H-shaped roller 2-2.3, and the roller 2-2.3 is connected with the roller bracket 2-2.1 through the roller bolt 2-2.2. The idler wheel 2-2.3 and the guide rail 3 are provided with limiting structures perpendicular to the running direction of the idler wheel 2-2.3, and the limiting structures of the embodiment are that wheel grooves are formed in the middle positions of the peripheries of the idler wheels 2-2.3, and the guide rail 3 is inserted into the wheel grooves to be matched with the wheel grooves to achieve limiting.

As shown in fig. 1 and 6, the guide rail 3 adopts a T-shaped guide rail, and the guide rail 3 of this embodiment has a first section of guide rail located on the cover plate body 1 and a second section of guide rail located at the pedestrian passageway opening, and the limiting grooves are all opened on the second section of guide rail. The first section of guide rail comprises a linear guide rail seat 3-2 and a linear guide rail 3-1 perpendicular to the linear guide rail seat 3-2, and the second section of guide rail comprises a curved guide rail seat 3-4 and a curved guide rail 3-3 perpendicular to the curved guide rail seat 3-4.

As shown in fig. 7 and 8, the pushing swing rod 4-6 of the embodiment is installed at the side end of the sliding cover 2, and the pushing swing rod 4-6 is connected with the sliding cover connecting piece 2-3 through a fixed screw so that the pushing swing rod 4-6 can rotate; the power cylinder body 4-1 is fixed through the cylinder mounting seat 4-2, the movable end of the power cylinder 4 is provided with a floating joint 4-3 and a Y-shaped joint 4-4, and the Y-shaped joint 4-4 is connected with the sliding cover 2 by pushing the swing rod 4-6.

When the sliding cover 2 works, the electromagnetic valve or the hand valve controls the cylinder 4 to act, and the piston rod of the cylinder 4 moves linearly to pull and push the swinging rod 4-6 so as to control the opening or closing state of the sliding cover 2. When the sliding cover 2 drives the roller 2-2.3 to roll on the guide rail 3, the guide rail 3 is inserted into the wheel groove of the roller 2-2.3, so that the roller 2-2.3 can stably roll on the guide rail 3 without derailing, and when the roller 2-2.3 enters and exits from the corresponding limit groove, the swing rod 4-6 is pushed to automatically change the connection state with the power cylinder 4 along with the change of the height position of the roller 2-2.3. As shown in fig. 2, when the sliding cover 2 of the sliding cover of the livestock and poultry vehicle is in an opened state, a pedestrian passage opening in the middle position of the cover body 1 is opened, so that a worker can walk upright conveniently, and related operations such as loading and unloading pigs or cleaning a car can be performed. As shown in fig. 3, when the sliding cover 2 is in a closed state, the pedestrian passage opening in the middle of the cover plate body 1 is closed, so that the tightness of the carriage body is ensured, and rainwater and sundries are prevented from entering the carriage. When the sliding cover 2 is in a closed state, the roller 2-2.3 can enter the locking position of the limiting groove.

When the sliding cover 2 of the livestock and poultry vehicle sliding cover plate slides along the guide rail 3 to be opened, the height of the whole vehicle is hardly increased, so that the risk of roof scraping is avoided; when the sliding cover 2 slides along the guide rail 3 to be closed, the gap can be completely covered and locked, so that the driving safety is ensured.

The embodiments described in the present specification are merely examples of implementation forms of the inventive concept, and the scope of protection of the present utility model should not be construed as being limited to the specific forms set forth in the embodiments, but the scope of protection of the present utility model also includes equivalent technical means that can be conceived by those skilled in the art based on the inventive concept. For example, in other embodiments, the manway and the slider may be relatively short for shorter cars and covers, so that rails may be provided only near the ends of the manway.

Claims (8)

1. The utility model provides a livestock and poultry car slip apron, is including the apron body of seting up the pedestrian passageway mouth, its characterized in that: the cover plate body is connected with a sliding cover for closing the pedestrian passage opening, guide rails and power cylinders are respectively arranged on the cover plate body at two sides of the pedestrian passage opening, and rollers running along the guide rails are arranged on the sliding cover; the guide rail is provided with a limiting groove for locking the roller, the limiting groove is a sinking anti-falling groove with an inclined guide slope, the sliding cover is provided with a pushing swing rod, and the pushing swing rod is connected with the movable end of the power cylinder.

2. The livestock and poultry car sliding cover plate according to claim 1, wherein: the sliding cover is connected with the movable end of the power cylinder through the pushing swing rod.

3. The livestock and poultry car sliding cover plate according to claim 2, wherein: the movable end of the power cylinder is provided with a floating joint.

4. A livestock and poultry car sliding cover plate according to any of claims 1 to 3, characterized in that: the guide rail is provided with a plurality of limit grooves, and the sliding cover is provided with rollers matched with the limit grooves.

5. The livestock and poultry car sliding cover plate according to claim 4, wherein: the guide rail is provided with a first section of guide rail positioned on the cover plate body and a second section of guide rail positioned at the pedestrian passageway opening, and the limit groove is formed in the second section of guide rail.

6. The livestock and poultry car sliding cover plate according to claim 5, wherein: the cover plate body and the pedestrian passageway are also provided with a plurality of guide rails for dividing the pedestrian passageway into more than two windows.

7. The livestock and poultry car sliding cover plate according to claim 6, wherein: the roller is an embedded pulley.

8. The livestock and poultry car sliding cover plate according to claim 7, wherein: the power cylinder is a cylinder.