CN111452620A

CN111452620A - Comprehensive transport vehicle

Info

Publication number: CN111452620A
Application number: CN202010462664.5A
Authority: CN
Inventors: 张剑; 刘年生
Original assignee: Changsha Broad Homes Industrial Anhui Co ltd
Current assignee: Changsha Broad Homes Industrial Anhui Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-07-28

Abstract

The invention discloses a comprehensive transport vehicle which comprises a vehicle body and a plurality of wheels arranged below the vehicle body, wherein a driving motor is arranged on the vehicle body, the wheels are conductive wheels, a boosting transformer is arranged on the vehicle body, and the boosting transformer is electrically connected with the driving motor; at least one conductive mechanism is arranged below the vehicle body corresponding to each guide rail and used for electrically connecting the corresponding wheel with the step-up transformer. The invention can meet the production requirement of PC component finished product transportation by taking electricity through the guide rail, and the track replaces a drag chain to play a role in transmitting current while realizing the self function, thereby reducing the use cost, saving the space occupied by equipment such as the drag chain and the like, simplifying the layout of the production line and ensuring that the production line runs more smoothly; therefore, the improvement effects of improving the production efficiency, saving the cost and the like can be achieved.

Description

Comprehensive transport vehicle

Technical Field

The invention relates to a comprehensive transport vehicle, and belongs to the technical field of concrete prefabricated part production equipment.

Background

At present, finished products of prefabricated parts are loaded on a transport frame after being produced on an assembly line, and the transport frame is transported to a specified place through a comprehensive transport vehicle. The comprehensive transport vehicle is a transport means which travels along the rail in a reciprocating way, and is provided with a driving motor for driving the comprehensive transport vehicle, the power supply of the driving motor is basically realized by adopting a drag chain in the prior art, and the prior comprehensive transport vehicle adopting the drag chain for power supply has the following defects:

1. the use cost of the towline accessories is high by adopting a towline power supply mode;

2. in order to prevent the drag chain from being damaged by pressure, a special groove needs to be arranged for the drag chain, and the drag chain groove enables the ground of the production line to be uneven, so that the production line is not smooth in operation.

Disclosure of Invention

In order to optimize the layout of a prefabricated part production line and reduce the power supply cost of the comprehensive transport vehicle, the invention provides the comprehensive transport vehicle, and the specific technical scheme is as follows.

A comprehensive transport vehicle comprises a vehicle body and a plurality of wheels arranged below the vehicle body, wherein a driving motor is arranged on the vehicle body; at least one conductive mechanism is arranged below the vehicle body corresponding to each guide rail and used for electrically connecting the corresponding wheel with the step-up transformer.

By adopting the technical scheme, the wheels run on two parallel tracks, the tracks are conductive tracks, and the conductive tracks are connected with a safety voltage which is reduced to 36V by a step-down transformer to play a role in power supply and conduction; the track conducts the current to the wheels, the conductive mechanism is closely contacted with the side faces of the corresponding wheels, and the current on the wheels is conducted to the step-up transformer to be boosted and then conducted to each electric device needing power supply in the comprehensive transport vehicle. The production requirement of PC component finished product transportation can be met by taking electricity through the guide rail, the track replaces a drag chain to play a role in transmitting current while realizing the self function, the use cost is reduced, the space occupied by equipment such as the drag chain is saved, the layout of the production line is simplified, and the production line can run more smoothly; therefore, the improvement effects of improving the production efficiency, saving the cost and the like can be achieved.

Further, a corresponding conductive mechanism is arranged below the vehicle body corresponding to each wheel. When the comprehensive transport vehicle is used for transporting prefabricated parts of products, the vehicle body is possibly deformed to a certain extent, so that the contact between partial wheels and the guide rail is not tight, and the current on the guide rail can be reliably transmitted to the step-up transformer at any time by arranging the conductive mechanism corresponding to each wheel. Preferably, the electrically conductive mechanism is located on the inside of the wheel. Therefore, the conductive mechanism can be prevented from interfering with other mechanisms, and the stability of the conductive mechanism is ensured.

Further, the conductive mechanism comprises a support fixedly arranged below the vehicle body, an insulating plate is fixedly arranged at the lower end of the support, an elastic piece is arranged on the insulating plate, a conductive body is arranged at the end of the elastic piece, the conductive body is electrically connected with the step-up transformer through a wire, and the elastic piece is used for keeping the conductive body in contact with the side face of the wheel. Preferably, the electrical conductor is a conductive sheet or a brush. Through setting up the insulation board, ensure can not pass to the automobile body with the electric current on the wheel on, the elastic component can ensure the electric conductor contact with the wheel all the time simultaneously, guarantees switching on of circuit.

Furthermore, the wheels are fixedly sleeved on wheel shafts, bearing seats are sleeved on the two sides of the wheel shafts, which are positioned on the wheels, and the bearing seats are fixedly connected to the vehicle body; an insulating sleeve is arranged between the wheel and the wheel shaft. Through setting up insulation support, realized the insulation between wheel and the axletree, when the current conduction on the guide rail to the wheel, can not be with on electric current conduction to axletree, bearing frame and the automobile body, guaranteed that the electrified condition can not appear on the automobile body, be favorable to improving fail safe nature.

Furthermore, two sides of the wheel are respectively positioned through a shaft shoulder and a fastening nut, an insulating retainer ring and a positioning retainer ring are arranged between the shaft shoulder and the wheel, an insulating retainer ring and a positioning retainer ring are also arranged between the fastening nut and the wheel, and the insulating retainer rings abut against the sides of the wheel. The insulating retainer ring is arranged to further ensure that the wheel cannot be directly communicated with the wheel shaft.

Compared with the prior art, the invention has the following beneficial effects.

1. A drag chain in the prior art is eliminated, and the overall manufacturing cost and the maintenance cost of the comprehensive transport vehicle are reduced; the drag chain groove is prevented from being formed in the production line field of the prefabricated part, the occupied space of the comprehensive transport vehicle is reduced, the layout of the production line is more reasonable and flexible, the operation is smoother, and the production efficiency is favorably improved.

2. The power taking loop is formed by the track, the wheels, the conductive mechanism and the step-up transformer, the track and the wheels have 36V safe voltage, and the connection mode of the wheels and the wheel shafts is improved, so that the power supply current is ensured not to be transmitted to the vehicle body; a safe, stable and reliable power supply mode is formed.

3. The corresponding conducting mechanism is arranged corresponding to each wheel, so that current on the guide rail can be reliably transmitted to the step-up transformer at any time, and stable power supply is guaranteed.

Drawings

FIG. 1 is a front view of the integrated transport vehicle of the present invention;

FIG. 2 is a top plan view of the integrated transport vehicle of the present invention;

FIG. 3 is a sectional view A-A of FIG. 2;

FIG. 4 is a cross-sectional view B-B of FIG. 3;

FIG. 5 is an enlarged view of area A of FIG. 3;

FIG. 6 is a front view of the conductive mechanism;

FIG. 7 is a side view of the conductive mechanism;

FIG. 8 is a front view of the wheel mounting structure;

FIG. 9 is a top view of the wheel mounting structure;

fig. 10 is a cross-sectional view taken along line C-C of fig. 8.

In the figure: the device comprises a vehicle body 1, wheels 2, a track 3, a step-up transformer 4, a conductive mechanism 5, a support 5.1, an insulating plate 5.2, an elastic part 5.3, a conductive body 5.4, a lead 5.5, a wheel axle 6, a bearing seat 7, an insulating sleeve 8, a shaft shoulder 9, a fastening nut 10, an insulating retainer ring 11, a positioning retainer ring 12 and a transverse trolley 13.

Detailed Description

The present invention is described in further detail below with reference to the attached drawing figures.

Referring to fig. 1-5, a comprehensive transport vehicle comprises a vehicle body 1 and a plurality of wheels 2 arranged below the vehicle body 1, wherein at least one pair of wheels are driving wheels, the rest are driven wheels, and a driving motor (not shown) for driving the driving wheels is arranged on the vehicle body 1; the trolley body is also provided with a traverse trolley 13, and the traverse trolley 13 can move in a direction vertical to the track below the trolley body 1;

the vehicle body 1 is also provided with a boosting transformer 4, and the boosting transformer 4 is electrically connected with a driving motor;

the conductive mechanism 5 is arranged below the vehicle body 1 corresponding to each wheel, the conductive mechanism 5 is used for electrically connecting the corresponding wheel 2 with the step-up transformer 4, and the conductive mechanism corresponding to each track is equivalently connected in parallel. Preferably, the conductive means 5 are located inside the wheel 2.

It should be noted that, in order to conduct the current on the wheels 2 to the step-up transformer 4, it is not necessary to provide a conductive mechanism corresponding to each wheel, as long as at least one conductive mechanism is provided corresponding to each rail, so that a circuit loop can be formed. It is more preferable to provide a conductive mechanism for each wheel. When the comprehensive transport vehicle is used for transporting prefabricated parts of products, the vehicle body is possibly deformed to a certain extent, so that the contact between partial wheels and the guide rail is not tight, and the current on the guide rail can be reliably transmitted to the step-up transformer at any time by arranging the conductive mechanism corresponding to each wheel.

Referring to fig. 5-7, the conductive mechanism 5 includes a bracket 5.1 fixedly disposed below the vehicle body 1, an insulating plate 5.2 is fixedly disposed at a lower end of the bracket 5.1, an elastic member 5.3 is disposed on the insulating plate 5.2, an electric conductor 5.4 is disposed at an end of the elastic member 5.3, the electric conductor 5.4 is electrically connected to the step-up transformer 4 through a wire 5.5, and the elastic member 5.3 is used for keeping the electric conductor 5.4 in contact with a side surface of the wheel 2. Preferably, the electrical conductor 5.4 is a conductive sheet or a brush. Through setting up the insulation board, ensure can not pass to the automobile body with the electric current on the wheel on, the elastic component can ensure the electric conductor contact with the wheel all the time simultaneously, guarantees switching on of circuit.

Referring to fig. 8-10, the wheel 2 is fixedly sleeved on the wheel shaft 6, the bearing seats 7 are sleeved on the two sides of the wheel shaft 6, which are located on the wheel 2, and the bearing seats 7 are fixedly connected to the vehicle body 1; an insulating bushing 8 is arranged between the wheel 2 and the wheel axle 6. Two sides of the wheel 2 are respectively positioned through a shaft shoulder 9 and a fastening nut 10, an insulating retainer ring 11 and a positioning retainer ring 12 are arranged between the shaft shoulder 9 and the wheel 2, the insulating retainer ring 11 and the positioning retainer ring 12 are also arranged between the fastening nut 10 and the wheel 2, and the insulating retainer ring 11 is abutted against the side face of the wheel 2. The insulating sleeve 8 and the insulating retainer 11 can be made of nylon materials. The bearing seat 7 is internally provided with a bearing, the inner ring of the bearing is fixedly connected with the wheel shaft 6, the outer ring of the bearing is fixedly connected with the bearing seat shell, and the bearing seat shell is fixed on the vehicle body 1 through a fastener; when the wheel 2 rotates, the wheel shaft 6 and the wheel 2 rotate together, and in order to realize the fixed connection between the wheel shaft 6 and the wheel 2, a key can be arranged between the insulating sleeve 8 and the wheel shaft 6 and/or the wheel 2. The two bearing blocks are illustrated in fig. 10 next to the two sides of the wheel 2, but it will be appreciated by those skilled in the art that: the wheel shaft can simultaneously penetrate through a pair of wheels, and bearing seats are arranged on the outer side or the inner side of the pair of wheels.

Through setting up insulation support and insulating retaining ring, realized the insulation between wheel and the axletree, when the current conduction on the guide rail reaches the wheel, can not be with on electric current conduction to axletree, bearing frame and the automobile body, guaranteed that the electrified condition can not appear on the automobile body, be favorable to improving fail safe nature.

The working principle is as follows:

the first step is as follows: the 380V voltage used in a factory is reduced to 36V safe voltage by adopting a step-down transformer;

the second step is that: connecting the reduced 36V safe voltage with a track below the comprehensive transport vehicle by 3;

the third step: the rail 3 receives the current stepped down to 36V by the step-down transformer and then conducts the current to the wheels 2.

The fourth step: the multiple groups of conducting mechanisms 5 conduct the current on the wheels 2 to the step-up transformer 4 on the comprehensive transport vehicle and increase the voltage to 380V;

the fifth step: the step-up transformer 4 conducts the boosted current to each electric device (including a driving motor) in the integrated transport vehicle, which needs to be powered, so as to achieve the purpose of supplying power to the integrated transport vehicle.

The embodiments of the present invention are described above with reference to the drawings, and the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention is not limited to the above-described embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many modifications without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A comprehensive transport vehicle comprises a vehicle body (1) and a plurality of wheels (2) arranged below the vehicle body (1), wherein a driving motor is arranged on the vehicle body (1), and is characterized in that the wheels (2) are conductive wheels, a boosting transformer (4) is arranged on the vehicle body (1), and the boosting transformer (4) is electrically connected with the driving motor; at least one conductive mechanism (5) is arranged below the vehicle body (1) corresponding to each guide rail, and the conductive mechanisms (5) are used for electrically connecting the corresponding wheels (2) with the step-up transformers (4).

2. An integrated transport vehicle as claimed in claim 1, characterized in that a corresponding conducting means (5) is provided under the vehicle body (1) for each wheel (2).

3. An integrated transport vehicle according to claim 1, characterized in that the electrically conductive means (5) are located inside the wheel (2).

4. The integrated transport vehicle according to claim 1, 2 or 3, characterized in that the conductive mechanism (5) comprises a support (5.1) fixedly arranged below the vehicle body (1), an insulating plate (5.2) is fixedly arranged at the lower end of the support (5.1), an elastic member (5.3) is arranged on the insulating plate (5.2), an electric conductor (5.4) is arranged at the end of the elastic member (5.3), the electric conductor (5.4) is electrically connected with the step-up transformer (4) through a wire (5.5), and the elastic member (5.3) is used for keeping the electric conductor (5.4) in contact with the side surface of the wheel (2).

5. An integrated transport vehicle according to claim 4, characterized in that the electrical conductor (5.4) is a conducting strip or a brush.

6. The comprehensive transportation vehicle as claimed in claim 1, wherein the wheel (2) is fixedly sleeved on a wheel shaft (6), bearing seats (7) are sleeved on two sides of the wheel shaft (6) on the wheel (2), and the bearing seats (7) are fixedly connected to the vehicle body (1); an insulating sleeve (8) is arranged between the wheel (2) and the wheel shaft (6).

7. An integrated transport vehicle according to claim 6, characterized in that the wheels (2) are positioned on both sides by means of a shoulder (9) and a fastening nut (10), respectively, an insulating collar (11) and a positioning collar (12) are arranged between the shoulder (9) and the wheels (2), and an insulating collar (11) and a positioning collar (12) are also arranged between the fastening nut (10) and the wheels (2), wherein the insulating collar (11) abuts against the side of the wheels (2).