阅读说明：本技术 地轮式四连杆定车装置 (Ground wheel type four-connecting-rod vehicle fixing device ) 是由 樊智强 李嘉威 马利生 张勇 陈智国 孟佑辉 孙发 李保林 李军 于 2021-08-18 设计创作，主要内容包括：本发明公开了一种地轮式四连杆定车装置,涉及胶轮车入罐后提升中的定车安全领域。连杆AB和连杆CD通过地轮Ⅰ连接,连杆AB的两端分别为A端和B端,连杆CD的两端分别为C端和D端,A端与操作手柄A的下部固定连接,B端和C端与地轮Ⅰ连接；D端与地轮Ⅱ固定连接,地轮Ⅰ及地轮Ⅱ的侧面均连接阻车器；操作手柄B的两个支腿相互平行且中间有间隙,顶部固定连接,其底部为卡接齿；操作手柄A的下部卡于操作手柄B的两个支腿下部之间,其上部通过铰接的联动板以及固定连接的弹簧连接于操作手柄B两个支腿的间隙顶部；闭锁装置的锁片与两个支腿底部的卡接齿相匹配。本发明可以很好的达到定车效果,使得胶轮车入罐稳定性得到保障。(The invention discloses a ground wheel type four-connecting-rod vehicle fixing device, and relates to the field of vehicle fixing safety in lifting of a rubber-tyred vehicle after the rubber-tyred vehicle is placed in a tank. The connecting rod AB and the connecting rod CD are connected through the land wheel I, the two ends of the connecting rod AB are respectively an end A and an end B, the two ends of the connecting rod CD are respectively an end C and an end D, the end A is fixedly connected with the lower part of the operating handle A, and the end B and the end C are connected with the land wheel I; the end D is fixedly connected with a ground wheel II, and the side surfaces of the ground wheel I and the ground wheel II are both connected with a car arrester; the two support legs of the operating handle B are parallel to each other, a gap is reserved between the two support legs, the tops of the two support legs are fixedly connected, and the bottoms of the two support legs are provided with clamping teeth; the lower part of the operating handle A is clamped between the lower parts of the two support legs of the operating handle B, and the upper part of the operating handle A is connected to the top of the gap between the two support legs of the operating handle B through a hinged linkage plate and a fixedly connected spring; the locking plate of the locking device is matched with the clamping teeth at the bottoms of the two supporting legs. The invention can well achieve the vehicle fixing effect, so that the tank filling stability of the rubber-tyred vehicle is guaranteed.)

1. The utility model provides a ground wheeled four-bar linkage device of deciding a car which characterized in that: the device comprises a connecting rod AB (1), a connecting rod CD (2), a car arrester, an operating handle A (9), an operating handle B (8) and a locking device (12), wherein the connecting rod AB (1) and the connecting rod CD (2) are connected through a land wheel I (3), the two ends of the connecting rod AB (1) are respectively an A end and a B end, the A end and the B end are cylindrical, the axes of the A end and the B end are mutually vertical, the A end is fixedly connected with the lower part of the operating handle A (9), the B end is fixedly connected with the land wheel I (3), the axis of the B end is vertical to the land wheel I (3), and the B end and the C end are respectively positioned at the radial two ends of the top of the land wheel I (3); the two ends of the connecting rod CD (2) are respectively a C end and a D end, the C end and the D end are cylindrical and parallel to each other in axis, the C end is fixedly connected with the ground wheel I (3), the axis of the C end is perpendicular to the ground wheel I (3), and the D end is fixedly connected with the ground wheel II (6) and is located at one radial end of the top of the ground wheel II (6); the side faces of the land wheel I (3) and the land wheel II (6) are fixedly connected with a car arrester, the car arrester comprises an outer cover (7), a transmission rod (5) and a roller (4), one end of the transmission rod (5) is fixedly connected to the land wheel I (3) or the land wheel II (6), the other end of the transmission rod (5) is connected with the roller (4), and the outer cover (7) covers the transmission rod (5) and the roller (4);

the operating handle B (8) comprises two supporting legs, the two supporting legs are parallel to each other, a gap is reserved between the two supporting legs, the tops of the two supporting legs are fixedly connected, a handle is further arranged at the top of the two supporting legs, and clamping teeth are arranged at the bottoms of the two supporting legs; the lower part of the operating handle A (9) is clamped between the lower parts of the two support legs of the operating handle B (8), and the upper part of the operating handle A (9) is connected to the top of the gap between the two support legs of the operating handle B (8) through a hinged linkage plate (10) and a fixedly connected spring (11); the locking device (12) comprises two parallel and same locking plates, each locking plate comprises an arc part and a vertical part, the arc parts are fixed above the vertical parts and are integrally formed, and the tops of the arc parts are in a sawtooth shape and are matched with clamping teeth at the bottoms of the two supporting legs; bolt holes are formed in the lower portions of the two lock pieces, and the lock pieces and the operating handle A (9) penetrate through the bolts, so that the lock pieces and the operating handle A (9) are hinged into a whole.

2. The ground wheel type four-bar linkage vehicle fixing device according to claim 1, wherein: and protective covers are arranged above the connecting rod AB (1), the connecting rod CD (2), the land wheel I (3), the land wheel II (6) and the locking device (12).

3. The ground wheel type four-bar linkage vehicle fixing device according to claim 1, wherein: the length of the connecting rod AB (1) and the connecting rod CD (2) can be adjusted, and the distance between the two car stoppers when the car stoppers are opened can be changed according to the wheelbase of the transported rubber-tyred car.

4. The ground wheel type four-bar linkage vehicle fixing device according to claim 1, wherein: the width of the whole device does not exceed 15 cm.

Technical Field

The invention relates to the field of vehicle fixing safety in lifting of a rubber-tyred vehicle after the rubber-tyred vehicle is placed in a tank, in particular to a ground wheel type four-connecting-rod vehicle fixing device.

Background

In some coal mines, a lifting system is generally arranged to transport the rubber-tyred vehicle, according to the relevant regulations in the coal mine safety regulations: the lifting container is internally provided with a vehicle fixing device. In practice, the following are exemplified: if the lift vessel size is: 4720 2370 mm, length of rubber-tyred vehicle 4700mm, and distance between front and rear tires of 2 m; after the rubber-tyred car goes into jar, 30cm with cage wall two sides interval, because the volume is limited, both will guarantee the safety of walking of discrepancy cage personnel, will guarantee again that the rubber-tyred car has fine car device of deciding after going into jar, ordinary car device of deciding because the cage volume is limited moreover, all causes the influence to the walking of discrepancy cage personnel and the rubber-tyred car traveles, can not reach fine car effect of deciding. Therefore, in order to solve the problem, the vehicle fixing device needs to be improved or redesigned so as to achieve the effect of not influencing the walking of the person entering the tank and playing the role of vehicle fixing.

Disclosure of Invention

The invention provides a ground wheel type four-connecting-rod vehicle fixing device, aiming at solving the problems that after a rubber-tyred vehicle is placed in a tank, a common vehicle fixing device is not easy to install due to limited volume and influences the walking of a person who gets in and out the tank and the driving of the rubber-tyred vehicle.

The invention is realized by the following technical scheme: a ground wheel type four-connecting-rod vehicle fixing device comprises a connecting rod AB, a connecting rod CD, a vehicle stopper, an operating handle A, an operating handle B and a locking device, wherein the connecting rod AB is connected with the connecting rod CD through a ground wheel I, the two ends of the connecting rod AB are respectively an end A and an end B, the end A and the end B are cylindrical, the axes of the end A and the end B are mutually vertical, the end A is fixedly connected with the lower part of the operating handle A, the end B is fixedly connected with the ground wheel I, the axis of the end B is vertical to the ground wheel I, and the end B and the end C are respectively positioned at the radial two ends of the top of the ground wheel I; the two ends of the connecting rod CD are respectively a C end and a D end, the C end and the D end are cylindrical and parallel in axis, the C end is fixedly connected with the land wheel I, the axis of the C end is perpendicular to the land wheel I, the D end is fixedly connected with the land wheel II and is positioned at one radial end of the top of the land wheel II, the side faces of the land wheel I and the land wheel II are respectively and fixedly connected with a car arrester, each car arrester comprises an outer cover, a transmission rod and a roller wheel, one end of the transmission rod is fixedly connected to the land wheel I or the land wheel II, the other end of the transmission rod is connected with the roller wheel, and the outer cover covers the transmission rod and the roller wheel; the operating handle B comprises two supporting legs, the two supporting legs are parallel to each other, a gap is reserved between the two supporting legs, the tops of the two supporting legs are fixedly connected, handles are further arranged on the tops of the two supporting legs, and clamping teeth are arranged at the bottoms of the two supporting legs; the lower part of the operating handle A is clamped between the lower parts of the two support legs of the operating handle B, and the upper part of the operating handle A is connected to the top of the gap between the two support legs of the operating handle B through a hinged linkage plate and a fixedly connected spring; the locking device comprises two parallel and same locking plates, each locking plate comprises an arc part and a vertical part, the arc parts are fixed above the vertical parts and are integrally formed, and the tops of the arc parts are in a sawtooth shape and are matched with the clamping teeth at the bottoms of the two supporting legs; the lower parts of the two locking plates are provided with bolt holes, and the locking plates and the operating handle A are penetrated through the bolts, so that the locking plates and the operating handle A are hinged into a whole.

The invention designs a ground wheel type four-connecting-rod vehicle fixing device, which utilizes the principle of a crank connecting rod to convert the movement of the connecting rod into the rotation of a crankshaft. The car fixing device mainly comprises a connecting rod AB, a connecting rod CD, a car arrester, an operating handle A, an operating handle B and a locking device, wherein the connecting rod AB and the connecting rod CD are connected through a land wheel I, as shown in figure 1, the two ends of the connecting rod AB are respectively an A end and an A endThe end B is cylindrical, the axes of the end A and the end B are mutually vertical, the end A is fixedly connected with the lower part of the operating handle A, the end B is fixedly connected with the ground wheel I, the axis of the end B is vertical to the ground wheel I, and the end B and the end C are respectively positioned at two radial ends of the top of the ground wheel I; the two ends of the connecting rod CD are respectively a C end and a D end, the C end and the D end are both cylindrical and parallel in axis, the C end is fixedly connected with the ground wheel I, the axis of the C end is perpendicular to the ground wheel I, the D end is fixedly connected with the ground wheel II and is positioned at one radial end of the top of the ground wheel II, the side faces of the ground wheel I and the ground wheel II are both fixedly connected with a car arrester, the car arrester comprises an outer cover, a transmission rod and a roller wheel, one end of the transmission rod is fixedly connected to the ground wheel I or the ground wheel II, the other end of the transmission rod is connected with the roller wheel, and the outer cover covers the transmission rod and the roller wheel; the transmission rod is driven by the ground wheel to rotate, and the transmission rod drives the roller to rotate, so that the car arrester can rotate by taking the shaft of the ground wheel as an axis. According to the structure, the principle of the corresponding process of acting force and rotation is shown in fig. 3 and 4, a virtual connecting rod point E is arranged on the ground wheel II corresponding to the end D, AB and CD are solid connecting rods, BC and DE are virtual connecting rods, and one of the car stoppers corresponds to Z in the drawing₁Point, another car arrester corresponds to Z in the figure₂The points are specifically as follows: when a force N from B to A is given to the connecting rod AB₁While, according to the force analysis, BC winds around O₁Counterclockwise rotation, i.e. counterclockwise rotation of the ground wheel I, DE about O₂Clockwise rotation, i.e. clockwise rotation of the land wheel II, Z₁、Z₂Rotate 1/4, Z in respective directions of rotation₁、Z₂Two car stoppers connected are retracted to O₁、O₂Connecting wires; ② when a force N from A to B is given to the connecting rod AB₂While, according to the force analysis, BC winds around O₁Clockwise rotation, i.e. clockwise rotation of the ground wheel I, DE about O₂Counterclockwise rotation, i.e. counterclockwise rotation of the ground wheel II, Z₁、Z₂Rotate 1/4, Z in respective directions of rotation₁、Z₂Two car stoppers connected open to O₁、O₂The vertical line is connected. The movement of the connecting rod AB is controlled by an operating handle A and an operating handle B, and the operating handle B is pulled by the operating handle A to operateThe handle B comprises two supporting legs which are parallel to each other and have a gap in the middle, the tops of the two supporting legs are fixedly connected, the tops of the two supporting legs are also provided with handles, and the bottoms of the two supporting legs are provided with clamping teeth for clamping with a locking plate of the locking device; the lower part of the operating handle A is clamped between the lower parts of the two support legs of the operating handle B, and the upper part of the operating handle A is connected to the top of the gap between the two support legs of the operating handle B through a hinged linkage plate and a fixedly connected spring, so that the operating handle A and the operating handle B can be linked. The locking device includes two parallels and the same locking plate, the locking plate includes circular arc portion and vertical part, the circular arc portion is fixed in the vertical part top, and the two integrated into one piece, the top of circular arc portion is the cockscomb structure, and with the joint tooth phase-match of two landing leg bottoms, when operating handle A moves like this, drive connecting rod AB and remove, make operating handle B also move simultaneously, when the car arrester moves required position, make the joint tooth card under operating handle B landing leg in the tooth that the locking plate corresponds, open the lower part of two locking plates has the bolt hole, and pass locking plate and operating handle A through the bolt, make the locking plate articulated as an organic whole with operating handle A. The invention has the following specific operations: the whole device is placed in a cage, when a rubber-tyred car is put in, two car stoppers are prepared to be opened, an operating handle A is made to act to drive an operating handle B to act, clamping teeth of a supporting leg of the operating handle B are made to be separated from sawteeth on the top of a locking plate of a locking device, the operating handle A enables a connecting rod AB to be subjected to force from the direction from A to B, the two car stoppers are opened, a roller moves to a required position, and then the clamping teeth of the operating handle B are clamped into the corresponding positions of the sawteeth on the top of the locking plate and are locked; when the whole device needs to be folded, the operating handle A is made to act to drive the operating handle B to act, the clamping teeth of the supporting legs of the operating handle B are made to be disengaged from the sawteeth on the top of the locking plate of the locking device, the connecting rod AB is made to be subjected to force from the direction B to the direction A by the operating handle A, the two car stoppers are inwards folded, the roller wheels move to the original position, and then the clamping teeth of the operating handle B are clamped into the corresponding positions of the sawteeth on the top of the locking plate and are locked.

Preferably, protective covers are arranged above the connecting rod AB, the connecting rod CD, the land wheel I, the land wheel II and the locking device, so that people entering a tank can conveniently have a rest, and the requirement of mine safety production is met.

Preferably, the device can be changed in size according to the requirement, namely can be changed according to the size of the rubber-tyred vehicle, the lengths of the connecting rods AB and CD can be adjusted, and the distance between the two car stoppers when being opened can be changed according to the wheelbase of the conveyed rubber-tyred vehicle.

Preferably, the width of the whole device is not more than 15cm, and the device can be arranged on any side of a cage, so that the walking of people entering and exiting the cage is not influenced, and the purpose of fixing the vehicle can be achieved.

Compared with the prior art, the invention has the following beneficial effects: the ground wheel type four-connecting-rod vehicle fixing device provided by the invention can well achieve a vehicle fixing effect, ensures the stability of the rubber-tyred vehicle entering a tank, provides guarantee for underground safe production, saves the cost and obtains good safe and economic benefits. On the other hand, the device has good use effect in practical application, the device is simple, the cost investment is low, and the practical use benefit is obvious; the device not only ensures the daily safe operation of the cage, but also has light and exquisite appearance and attractive appearance.

Drawings

Fig. 1 is a schematic structural diagram of the invention, and is also a schematic structural diagram of the car arrester when opened for use.

FIG. 2 is a schematic view of the car arrester of the present invention in a retracted configuration; fig. 3 is a schematic diagram illustrating the operation of the present invention when it is retracted, and fig. 4 is a schematic diagram illustrating the operation of the present invention when it is opened.

The figures are labeled as follows: 1-connecting rod AB, 2-connecting rod CD, 3-land wheel I, 4-roller, 5-transmission rod, 6-land wheel II, 7-outer cover, 8-operating handle B, 9-operating handle A, 10-linkage plate, 11-spring and 12-locking device.

Detailed Description

The present invention is further illustrated by the following specific examples.

A ground wheel type four-bar linkage vehicle fixing device is shown in figures 1 and 2: the parking brake device comprises a connecting rod AB1, a connecting rod CD2, a car arrester, an operating handle A9, an operating handle B8 and a locking device 12, wherein the connecting rod AB1 and the connecting rod CD2 are connected through a land wheel I3, two ends of the connecting rod AB1 are respectively an end A and an end B, the end A and the end B are cylindrical, the axes of the end A and the end B are mutually vertical, the end A is fixedly connected with the lower part of the operating handle A9, the end B is fixedly connected with the land wheel I3, the axis of the end B is vertical to the land wheel I3, and the end B and the end C are respectively located at two radial ends of the top of the land wheel I3; the two ends of the connecting rod CD2 are respectively a C end and a D end, the C end and the D end are both cylindrical, the axes of the C end and the D end are parallel, the C end is fixedly connected with the land wheel I3, the axis of the C end is perpendicular to the land wheel I3, and the D end is fixedly connected with the land wheel II 6 and is located at one radial end of the top of the land wheel II 6; the side faces of the land wheel I3 and the land wheel II 6 are fixedly connected with a car arrester, the car arrester comprises an outer cover 7, a transmission rod 5 and a roller 4, one end of the transmission rod 5 is fixedly connected to the land wheel I3 or the land wheel II 6, the other end of the transmission rod 5 is connected with the roller 4, and the outer cover 7 covers the transmission rod 5 and the roller 4; the operating handle B8 comprises two supporting legs, the two supporting legs are parallel to each other, a gap is reserved between the two supporting legs, the tops of the two supporting legs are fixedly connected, a handle is further arranged at the tops of the two supporting legs, and clamping teeth are arranged at the bottoms of the two supporting legs; the lower part of the operating handle A9 is clamped between the lower parts of two legs of the operating handle B8, and the upper part of the operating handle A9 is connected to the top of the gap between the two legs of the operating handle B8 through a hinged linkage plate 10 and a fixedly connected spring 11; the locking device 12 comprises two parallel and identical locking plates, each locking plate comprises an arc part and a vertical part, the arc parts are fixed above the vertical parts and are integrally formed, and the tops of the arc parts are in a sawtooth shape and are matched with the clamping teeth at the bottoms of the two supporting legs; the lower parts of the two lock pieces are provided with bolt holes, and the lock pieces and the operating handle A9 are penetrated through the bolts, so that the lock pieces and the operating handle A9 are hinged into a whole.

In this embodiment: protective covers are arranged above the connecting rod AB1, the connecting rod CD2, the land wheel I3, the land wheel II 6 and the locking device 12; the width of the whole device does not exceed 15 cm.

The embodiment specifically operates as follows: the whole device is placed in a cage, when a rubber-tyred vehicle is put in, two car stoppers are prepared to be opened, an operating handle A9 is made to act, an operating handle B8 is driven to act, clamping teeth of supporting legs of the operating handle B8 are made to be separated from sawteeth on the top of a locking piece of a locking device 12, then the operating handle A9 makes a connecting rod AB1 subjected to force from A to B, the two car stoppers are opened, a roller 4 moves to a required position, and then the clamping teeth of the operating handle B8 are made to be clamped into the corresponding positions of the sawteeth on the top of the locking piece and locked; when the whole device needs to be folded, the operating handle A9 is operated to drive the operating handle B8 to operate, the clamping teeth of the supporting legs of the operating handle B8 are disengaged from the saw teeth at the top of the locking piece of the locking device 12, then the operating handle A9 enables the connecting rod AB1 to be subjected to force from the direction B to the direction A, the two car stoppers are folded inwards, the roller 4 moves to the original position, and then the clamping teeth of the operating handle B8 are clamped into the corresponding positions of the saw teeth at the top of the locking piece and are locked.

The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents within the spirit and principle of the invention should be included in the scope of the invention.