CN207712852U - Suspension conveyor system - Google Patents

Abstract

The utility model provides a kind of suspension conveyor system, including：Shaft-driven multiple carriages driven, the carriage include：Drive wheel group, the connection drive wheel group walking dolly, be arranged the walking dolly front end the first parking device and the second parking device in the walking dolly rear end and brake cable flexible are set；The brake cable is connected between second parking device and the drive wheel group；Alternatively, the brake cable is connected between first parking device and the drive wheel group；First parking device or second parking device are hinged on by hinged shaft on the walking dolly.The utility model avoids the excessively rigid drawback of link transmission, avoids the problem of shaft of idler wheel concentrates stress, thus increases service life, ensure that normal production.

Description

Suspension conveyor system

Technical field

The utility model is related to hang transportation art, and in particular to the parking measure of suspension conveyor system, i.e., a kind of suspension Conveying device.

Background technology

Existing suspension conveyor system generally uses front truck and rear car to generate braking by idler wheel and slide plate cooperation, and passes through Connecting rod transmits braking, come parking when realizing that front truck and rear car meet, for example, Chinese patent CN201510689615.4 is using company Bar transmits braking.This mode of braking, if to reach sufficient braking effect or connecting rod is made very long, to reach suitable Magnification ratio, to reduce braking distance (reducing the coasting distance between idler wheel and slide plate) or will to control suspension defeated Send the conveying speed of device.And what the conveying speed of suspension conveyor system was generally to determine, it cannot change easily.Due to connecting rod The length and height dimension of the carriage of rigidity characteristic and suspension conveyor system are limited, so limiting the length of connecting rod, limit Braking effect is made.

In conclusion having at least the following problems in the prior art：The parking mode of existing suspension conveyor system, brake Distance is longer, and braking effect is bad.

Utility model content

The utility model provides a kind of suspension conveyor system, to solve existing parking mode, to the pressure of the axis of idler wheel Larger, idler wheel is susceptible to damage, influences orderly shutdown problem.

For this purpose, the utility model proposes a kind of suspension conveyor systems, including：Shaft-driven multiple carriages driven,

The carriage includes：Drive wheel group, the walking dolly of the connection drive wheel group, setting are in the walking dolly First parking device of front end and the second parking device in the walking dolly rear end and brake cable flexible are set； The brake cable is connected between second parking device and the drive wheel group；Alternatively, the brake cable be connected to it is described Between first parking device and the drive wheel group；

First parking device or second parking device are hinged on by hinged shaft on the walking dolly；

Two adjacent carriages are respectively preceding carriage and rear carriage, when two adjacent carriage phases When chance：

The first parking device of carriage is limited and stopped by the second parking device of preceding carriage afterwards；The of preceding carriage Two parking devices rotate, and the drive wheel group of carriage leaves the drive shaft before being driven by the brake cable；Alternatively,

The first parking device of carriage is limited and stopped by the second parking device of preceding carriage afterwards；The of carriage afterwards One parking device rotates, and the drive wheel group of carriage leaves the drive shaft after being driven by the brake cable.

Further, first parking device is sliding block, and second parking device is convertible locating part, described the Two parking devices are plate or bar shaped, and the outer surface of second parking device is straight.

Further, the sliding block is cuboid-type or the cuboid-type with fillet.

Further, first parking device is idler wheel, and second parking device is limiting plate, the limiting plate Outer surface is arc or straight.

Further, the suspension conveyor system further includes：Gear-shift mechanism is connected to second parking device and institute Between stating brake cable, alternatively, gear-shift mechanism is connected between first parking device and the brake cable.

Further, the gear-shift mechanism includes：

Pinion gear is arranged on the hinged shaft；

Gear wheel is arranged on the walking dolly and is meshed with the pinion gear；

There is the gear wheel shaft, the head end of the brake cable to be connected in the shaft of the gear wheel, the brake The tail end of line is connected in the drive wheel group.

Further, the gear-shift mechanism further includes：Guide roller on the walking dolly, the guide roller are set Brake cable between the gear wheel and the drive wheel group is formed into L-shaped.

Further,

On each carriage, the number of the brake cable is two, respectively first brake line and the second brake cable； The number of the drive wheel group is two, respectively the first drive wheel group and the second drive wheel group；

The both ends of the shaft of the gear wheel are separately connected a brake cable；

The guide roller includes：Total guide roller, first point of guide roller, second point of guide roller and third divide guide roller；

Total guide roller is equipped with two separated time slots；

The first brake line is connected to first driving wheel by total guide roller and first point of guide roller successively Group；

Second brake cable divides guide roller to be connected to institute by total guide roller, second point of guide roller and third successively State the second drive wheel group；

Total guide roller and second point of guide roller are arranged in same level height；

First point of guide roller is higher than total guide roller setting；

The third divides guide roller to be arranged higher than second point of guide roller.

Further, second parking device includes：To the limiting section of first parking device limit, the limit Portion links into an integrated entity with the pinion gear, and the length of the limiting section is more than the radius of the pinion gear, the pinion gear it is outer End is engaged with the gear wheel, and the inner end of the pinion gear connects the limiting section, and the pinion gear is sector, the pinion gear Fan angle be less than 270 degree.

Further, the limiting section is located at the pinion gear in same plate plane, and the gear wheel is sector, institute The fan angle for stating gear wheel is less than 90 degree.

The utility model is stopped by the way of brake cable flexible, is adopted relative to Chinese patent CN201510689615.4 Link-type scheme, the utility model mode of braking is softer, and circuit setting is more flexible, can avoid rigid link not The shortcomings that being suitble to walk slalom course, be more suitable in the frame structure of carriage or walking dolly cabling and implement connection and Braking function, alleviates weight, and braking is simpler, conveniently, avoids the excessively rigid drawback of link transmission, and transmit fast Speed, it is at low cost, it is simple in structure, it is easy to make, it is easy to maintenance.

In turn, the coasting distance of sliding block is pulled with brake cable when the utility model can adjust parking using gear-shift mechanism The ratio of distance increases the sensitivity of brake cable, shortens braking distance, reduces braking time.Moreover, because fully sharp With rotation space, this mode is braked the kind of drive than the link-type that Chinese patent CN201510689615.4 is used, shared Linear space smaller is conducive to the entire length for reducing walking dolly or carriage, is conducive in same production line The upper number for increasing walking dolly or carriage, can hang more workpiece, improve transfer efficiency.

In turn, the utility model is oriented to brake cable direction using guide roller, and brake cable can be made by regulation circuit Arrangement, disclosure satisfy that the solid space structure of carriage, and make not interfereing with each other between brake cable.

In turn, the utility model uses the second parking device unitary design, is convenient for fabrication and installation.Pinion gear is sector, Gear wheel is that sector alleviates the weight of walking dolly, moreover, solving pinion gear and canine tooth under conditions of meeting engagement The problem for taking turns the installation in the walking dolly confined space, reduces the size of walking dolly.

In turn, the utility model stops in such a way that sliding block coordinates with the second parking device, sliding block when increasing parking With the contact area between the second parking device, sliding block can bear enough braking strength, increase parking stability and Reliability avoids the problem of shaft of idler wheel concentrates stress, thus increases service life, ensure that normal production.Relatively In Chinese patent CN201510689615.4, idler wheel participates in the mode of parking, and effective carrying thickness of idler wheel is its radius, high Degree size utilization rate only has 50%, and effective carrying thickness of sliding block is its integral thickness, and height dimension utilization rate is 100%, Thus the effective rate of utilization of sliding block reduces the size of parking brake part than idler wheel higher, reduces the entirety weight of carriage Amount also saves valuable conveying space.

Description of the drawings

Fig. 1 is the solid of first angle of a carriage of the suspension conveyor system of the utility model first embodiment Structural schematic diagram；Brake cable is not shown；

Fig. 2 is the solid of second angle of a carriage of the suspension conveyor system of the utility model first embodiment Structural schematic diagram；Brake cable is not shown；

Fig. 3 is the solid of the third angle of a carriage of the suspension conveyor system of the utility model first embodiment Structural schematic diagram；Brake cable is not shown；

Fig. 4 is the main structure diagram of a carriage of the suspension conveyor system of the utility model first embodiment； Brake cable is not shown；

Fig. 5 is the action process schematic diagram of two carriages of the suspension conveyor system of the utility model second embodiment, Wherein, two carriages not yet contact；

Stereochemical structure when Fig. 6 is the contact of two carriages of the suspension conveyor system of the utility model 3rd embodiment Schematic diagram；Brake cable is not shown；

Front view structure when Fig. 7 is the contact of two carriages of the suspension conveyor system of the utility model second embodiment Schematic diagram, brake cable are not shown；

Fig. 8 is the solid of first angle of a carriage of the suspension conveyor system of the utility model fourth embodiment Structural schematic diagram；

Fig. 9 is the solid of second angle of a carriage of the suspension conveyor system of the utility model fourth embodiment Structural schematic diagram.

Drawing reference numeral explanation：

1, preceding carriage；3, rear carriage；2, the first parking device；4, the second parking device；41, hinged shaft；43, it limits Portion；

5, drive wheel group；51, the first drive wheel group；52, the second drive wheel group；

60, total guide roller；61, first point of guide roller；62, second point of guide roller；63, third divides guide roller；601, separated time Slot；

7, walking dolly；71, crossbearer；72, vertical frame；

8, brake cable；81, first brake line；82, the second brake cable；9, gear-shift mechanism；91, pinion gear；92, canine tooth Wheel.

Specific implementation mode

For a clearer understanding of the technical features, objectives and effects of the utility model, existing control description of the drawings The utility model.

As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model proposes a kind of suspension conveyor systems, including：Driven moving axis drives Dynamic multiple carriages, the drive wheel group 5 on each carriage is moved under the action of drive shaft, outside drive wheel group Wear-resistant material, for example, rubber or high molecular material can be coated, drive shaft drives the mobile side of drive wheel group and carriage Formula is the prior art in suspension conveyor system, such as frictional conveying device may be used etc., it is not the weight of the application discussion Point, details are not described herein, and the utility model mainly discusses the stopping mode of carriage, other do not have the special suspension conveying being related to The structure of device can refer to existing various designs.

The carriage includes：Drive wheel group 5, the walking dolly 7 of the connection drive wheel group, setting are small in the walking First parking device 2 at Chinese herbaceous peony end is arranged in the second parking device 4 of the walking dolly rear end and brake cable flexible 8；The brake cable 8 is connected between second parking device 4 and the drive wheel group 5；Alternatively, the brake cable 8 connects Between first parking device 2 and the drive wheel group 5；Brake cable can be by flexible material, such as steel wire or nylon etc. It is made, the material or structure of the brake cable of existing bicycle may be used；Connect between drive wheel group 5 and the walking dolly 7 It is connected to elastic device, for example, spring, to realize buffering and return action；

First parking device 2 or second parking device 4 are hinged on the walking dolly 7 by hinged shaft 41 On；Resetting spring can be equipped on hinged shaft 41 to reply；

Two adjacent carriages are respectively preceding carriage 1 and rear carriage 3, when two adjacent carriages When meeting：

As Fig. 1, shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9,2 quilt of the first parking device of rear carriage Second parking device 4 of preceding carriage limits and stops；For example, the first parking device 2 of rear carriage 3 is in preceding carriage 1 It is slided on second parking device 4 and is finally limited and stop by the second parking device 4 of preceding carriage 1；The second of preceding carriage Parking device 4 rotates, and the drive wheel group 5 of carriage leaves the drive shaft before being driven by the brake cable 8；Before realization The stopping that carriage 1 moves.

Alternatively, the first parking device 2 of rear carriage is limited and stopped by the second parking device 4 of preceding carriage；It is defeated afterwards The first parking device 2 of frame is sent to rotate, the drive wheel group 5 of carriage leaves the drive after being driven by the brake cable 8 Moving axis.For example, setting the first parking device 2 in Fig. 8 and Fig. 9 to idler wheel, the second parking device 4 is set as arc or flat Straight limiting plate, the first parking device 2 are hinged on by hinged shaft on the walking dolly 7, brake of ining succession on the first parking device 2 Line 8, the first parking device 2 slide on the second parking device 4 and are limited stopping, in this process alternatively, the first parking device 2 Also rotate, thus the drive wheel group 5 of carriage leaves the drive shaft after the drive drive of brake cable 8；It is defeated after realization The stopping for sending frame 3 to move.

The utility model is stopped by the way of brake cable flexible, is adopted relative to Chinese patent CN201510689615.4 Link-type scheme, the utility model mode of braking is softer, and circuit setting is more flexible, can be bent, and turns round, can be with The shortcomings that being arranged in the groove profile space of crossbearer 71 and vertical frame 72, rigid link capable of being avoided to be not suitable for walking slalom course, more It is suitble to the cabling in the frame structure of carriage or walking dolly and implements connection and braking function, alleviates weight, brake It is simpler, conveniently, avoid the excessively rigid drawback of link transmission, and transmit it is rapid, it is at low cost, it is simple in structure, make It is convenient, it is easy to maintenance.

The utility model has the combination collocation form of 2 and second parking device 4 of a variety of first parking devices.For example, such as Fig. 1 to Fig. 7, first parking device 2 are sliding block, and second parking device 4 is convertible locating part, second parking Device 4 is plate or bar shaped, for example, turnover panel, and the outer surface of second parking device is straight.The utility model uses The mode that sliding block coordinates with the second parking device is stopped, contact surface when increasing parking between sliding block and the second parking device Product, sliding block can bear enough braking strength, increase the stability and reliability of parking, and the shaft for avoiding idler wheel is concentrated The problem of stress, thus service life is increased, it ensure that normal production.Relative to Chinese patent CN201510689615.4 In, idler wheel participates in the mode of parking, and effective carrying thickness of idler wheel is its radius, and height dimension utilization rate only has 50%, and slides Effective carrying thickness of block is its integral thickness, and height dimension utilization rate is 100%, thus the effective rate of utilization of sliding block compares idler wheel Higher reduces the size of parking brake part, reduces the overall weight of carriage, also saves valuable conveying space.

Second parking device 4 is plate or bar shaped, is located at 71 top of crossbearer, to be suitble to the spare space on crossbearer 71 And the groove profile space overturning in crossbearer 71, keep the space of carriage compacter.The outer surface of second parking device is Straight.Making easy to process also allows for the rapid reply of sliding block and the second parking device.

Further, such as Fig. 5 and Fig. 7, first parking device 2 is cuboid-type or the cuboid-type with fillet Sliding block, to bear, enough braking strength peace is sliding to be touched.In order to ensure that abrasion-resistant stee or resistance to may be used in service life, sliding block Mill metal is made or sliding block is equipped with replaceable wear-resistant block.In addition, 1, Fig. 4 and Fig. 6 with reference to the accompanying drawings, the utility model Sliding block can also be other shapes, for example, N-type.In Fig. 1 to Fig. 7, the main distinction of each embodiment is that the shape of sliding block has Institute is different, and other structures are essentially identical.

Each walking dolly 7 includes that traveling wheel, crossbearer (also referred to as truss) 71 and vertical frame 72, traveling wheel are, for example, metal material Matter, for walking on walking track, for crossbearer 71 for hanging workpiece, vertical frame 72 plays connection function, for connect crossbearer 71, Traveling wheel and drive wheel group 5, crossbearer 71 have groove profile space, can be strip frame or groove profile metal frame, for example, groove profile Steel, crossbearer 71 is horizontally disposed, and vertical frame 72 can be groove profile metal frame, for example, U-steel, be vertically arranged, crossbearer 71 is according to suspension Workpiece size, what can be done is longer, and the size of vertical frame 72 is shorter, according to the size of the workpiece of suspension, each conveying 2 groups of drive wheel groups 5 can be equipped on frame, therefore, each carriage can be a crossbearer 71, two vertical frames, 72,2 groups of drives The configuration of driving wheel group 5.Crossbearer (also referred to as truss) 71 and vertical frame 72 all have hollow space, convenient in space interior cabling, or peace Fill other component.

Further, such as Fig. 3 and Fig. 5 and Fig. 8 and Fig. 9, the suspension conveyor system further includes：Gear-shift mechanism 9, It is connected between second parking device 4 and the brake cable 8.Alternatively, gear-shift mechanism 9 is connected to the first parking dress Set between 2 and the brake cable 8, for example, the first parking device 2 is set as idler wheel, the second parking device 4 be set as arc or Straight limiting plate, brake cable 8 of ining succession on the first parking device 2, can also realize Quick brake function.

The coasting distance of sliding block and brake cable pull distance when the utility model can adjust parking using gear-shift mechanism Ratio, increase the sensitivity of brake cable, shorten braking distance, reduce braking time.Moreover, because taking full advantage of Rotation space, this mode are occupied than the link-type brake kind of drive that Chinese patent CN201510689615.4 is used Linear space smaller is conducive to the entire length for reducing walking dolly or carriage, is conducive to increase on same production line Add the number of walking dolly or carriage, more workpiece can be hung, improve transfer efficiency, is also beneficial to reduce energy consumption.

Traditional technology, such as the link-type that uses of Chinese patent CN201510689615.4 brake the kind of drive, due to adopting With rigid link, limited by the length and height dimension of crossbearer (also referred to as truss) 71 and vertical frame 72, brake magnification ratio (i.e. lever Amplification ratio) maximum can only achieve 9, and the brake magnification ratio of the utility model can easily reach 20, and brake is more Sensitive, braking distance is shorter, and is conducive to reduce the entire length of walking dolly or carriage.

Further, such as Fig. 3 and Fig. 5, the gear-shift mechanism 9 includes：

Pinion gear 91 is arranged on the hinged shaft 41, and the second parking device 4 is hinged on the cross of walking dolly by hinged shaft 41 On frame 71, pinion gear 91 is rotated synchronously with the second parking device 4；

Gear wheel 92 is arranged on the crossbearer 71 of the walking dolly and is meshed with the pinion gear 91；

The gear wheel 92 has shaft, and the head end of the brake cable 8 is connected in the shaft of the gear wheel 92, described The tail end of brake cable is connected in the drive wheel group 5.Pinion gear 91 and gear wheel 92 are arranged in 71 groove profile space of crossbearer, fill Divide and groove profile space is utilized.

Further, the gear-shift mechanism 9 further includes：Guide roller on the walking dolly, the guiding are set Brake cable 8 between the gear wheel and the drive wheel group is formed L-shaped by roller, and L-shaped can be 70 degree to 110 degree of L-shaped, can Think 80 degree to 100 degree of L-shaped, or 85 degree to 95 degree of L-shaped, even 90 degree of L-shaped.In this way, guide roller makes brake The cabling of fare 8 all along the groove profile space of crossbearer 71 and vertical frame, takes full advantage of the protective effect in groove profile space, protects brake Fare is not exposed, reduces the scraping collision of brake cable.

Further, such as Fig. 5, Fig. 8 and Fig. 9, each on the carriage, the number of the brake cable 8 is two, respectively For first brake line 81 and the second brake cable 82；

The number of the drive wheel group 5 is two, respectively the first drive wheel group 51 and the second drive wheel group 52；

The both ends of the shaft of the gear wheel 92 are separately connected a brake cable；First brake line 81 and the second brake cable 82 It is connected to the both ends of the shaft of gear wheel 92；

Such as Fig. 3, the guide roller includes：Total 60, first points of guide roller, 61, second points of guide roller guide roller 62 and third point Guide roller 63；

Total guide roller 60 is equipped with two separated time slots 601, and every separated time slot accommodates a brake cable, to one in slot Brake cable carries out separated time or guiding；

The first brake line 81 passes through total guide roller 60 and first point of guide roller 61 successively, passes through walking dolly 7 (walking dolly 7 has hollow vehicle frame) being connected to first drive wheel group 51, (the first drive wheel group 51 is connected to support plate On, support plate is equipped with the perforation for connecting first brake line 81 or mounting groove or fastener)；

Second brake cable 82 divides guide roller by described 60, second points of guide rollers 62 of total guide roller and third successively 63, being connected to second drive wheel group 52 across walking dolly 7, (the second drive wheel group 52 connects on the supporting plate, support plate It is equipped with the perforation for connecting first brake line 81 or mounting groove or fastener)；

The same level height on crossbearer 71 that total guide roller 60 and second point of guide roller 62 are arranged in simultaneously is all located at In the groove profile space of crossbearer 71, to keep two brake cables to be arranged in parallel in crossbearer；

First point of guide roller 61 is arranged higher than total guide roller 60, and first point of guide roller 61 is for example arranged in crossbearer On 71, it can also arrange in vertical frame；

The third divides guide roller 63 to be arranged higher than second point of guide roller 62, such as third divides guide roller 63 to be arranged in On crossbearer 71, it can also arrange in vertical frame.

Above-mentioned setting so that when the number of drive wheel group 5 is two, every brake cable can provide line arrangement, can Meet the solid space structure of carriage, and make not interfereing with each other between brake cable, moreover, each guide roller be all contained in crossbearer or In the groove profile space of vertical frame, it is not take up exceptional space.

Further, with reference to the accompanying drawings, second parking device 4 of the utility model embodiment is turnover plate type locating part, can be with For two kinds of shapes of plate and bar shaped, second parking device 4 includes：To the limiting section 43 of sliding block limit, such as Fig. 1 and figure 2, limiting section 43 is turnover panel shape or plate shape spanner, can have sufficiently large contact and brake area, be suitble to the larger work of suspended weights It is used when part；

Such as Fig. 3 and Fig. 6, the limiting section 43 or bar shaped spanner are more light in this way, are suitble to suspended weights smaller Used when workpiece, and limiting section 43 can link into an integrated entity with the pinion gear 91, thickness can be identical, the limiting section with The pinion gear is located in same plate plane, and limiting section 43 can be made with the pinion gear 91 of one block of steel plate.In this way, can To reduce the second parking device 4 and the occupied space of 91 split production of pinion gear, fabrication and installation cost is reduced.

Such as Fig. 3, the length of the limiting section 43 is more than the radius of the pinion gear 91, so as to the first parking device 2 provide enough brake length or brake length.

Such as Fig. 3, the outer end of the pinion gear 91, i.e. lower end are engaged with the gear wheel 92, the inner end of the pinion gear 91, I.e. upper end connects the limiting section 43, and the pinion gear 91 is sector, and the fan angle of the pinion gear 91 is less than 270 degree.The The rotational angle of two parking devices 4 or limiting section 43 is, for example, 90 degree or is less than 90 degree, the second parking device 4 or limiting section 43 Initial position, i.e., in the state that no sliding block applies pressure, the outer surface of limiting section 43 upward, faces adjacent conveyor frame vertically First parking device 2；When the first parking device 2 of adjacent conveyor frame touches limiting section 43, first parking device 2 is to limit Position portion 43 applies pressure, and limiting section 43 downwardly turns over, and is turned to horizontal position or when less than horizontal position, flip angle is, for example, 90 degree or it is less than 90 degree, at this point, limiting section 43 drives pinion gear 91, gear wheel 92 and brake cable to act, pulls down drive wheel group 5 It is detached from drive shaft, realizes parking.

In order to ensure braking effect, the ratio of the radius by the way that gear wheel and pinion gear is arranged is arranged a lead, makes When obtaining the rotational angle of limiting section 43 less than 90 degree, has been able to realization drive wheel group 5 and be pulled down into, realize and stop.In addition, also The extreme position that limiting section 43 can be arranged is horizontal position, and in horizontal position, limiting section 43 is positioned and fixed, and is no longer rotated.

In this way, pinion gear 91 without making entire gear, need to only utilize the part number of teeth of pinion gear, such as the tooth of half Number or pinion gear use half of gear, you can complete its engagement and gearing, can reduce the second parking device 4 and small Gear 91 reduces fabrication and installation cost as the occupied space of split structure.

Further, such as Fig. 3, the gear wheel 92 is sector, due to the rotational angle smaller of gear wheel 92, the canine tooth The fan angle of wheel 92 is less than 90 degree, and e.g., less than or equal to 60 degree, gear wheel 92 becomes a quarter or 1/6th very To smaller gear, the size of gear wheel 92 can be reduced, reduce occupied space, reduce cost of manufacture and overall weight.

The above descriptions are merely exemplary embodiments of the present utility model, is not limited to the model of the utility model It encloses.It can be combined with each other under conditions of not conflicting for each component part of the utility model, any those skilled in the art, Made equivalent variations and modification under the premise of not departing from the design and principle of the utility model, it is new should all to belong to this practicality The range of type protection.

Claims (10)

1. a kind of suspension conveyor system, including：Shaft-driven multiple carriages driven, which is characterized in that

The carriage includes：Drive wheel group, the walking dolly of the connection drive wheel group, setting are in the walking dolly front end The first parking device, the second parking device and brake cable flexible in the walking dolly rear end are set；The brake Line is connected between second parking device and the drive wheel group；Alternatively, the brake cable is connected to first parking Between device and the drive wheel group；

First parking device or second parking device are hinged on by hinged shaft on the walking dolly.

2. suspension conveyor system as described in claim 1, which is characterized in that first parking device is sliding block, described the Two parking devices are convertible locating part, and second parking device is plate or bar shaped, the appearance of second parking device Face is straight.

3. suspension conveyor system as claimed in claim 2, which is characterized in that the sliding block is for cuboid-type or with fillet Cuboid-type.

4. suspension conveyor system as described in claim 1, which is characterized in that first parking device is idler wheel, described the Two parking devices are limiting plate, and the outer surface of the limiting plate is arc or straight.

5. suspension conveyor system according to any one of claims 1 to 4, which is characterized in that the suspension conveyor system is also Including：Gear-shift mechanism is connected between second parking device and the brake cable, alternatively, gear-shift mechanism is connected to Between first parking device and the brake cable.

6. suspension conveyor system as claimed in claim 5, which is characterized in that the gear-shift mechanism includes：

Pinion gear is arranged on the hinged shaft；

Gear wheel is arranged on the walking dolly and is meshed with the pinion gear；

There is the gear wheel shaft, the head end of the brake cable to be connected in the shaft of the gear wheel, the brake cable Tail end is connected in the drive wheel group.

7. suspension conveyor system as claimed in claim 6, which is characterized in that the gear-shift mechanism further includes：Setting is in institute The guide roller on walking dolly is stated, the brake cable between the gear wheel and the drive wheel group is formed L-shaped by the guide roller.

8. suspension conveyor system as claimed in claim 7, which is characterized in that

On each carriage, the number of the brake cable is two, respectively first brake line and the second brake cable；It is described The number of drive wheel group is two, respectively the first drive wheel group and the second drive wheel group；

The both ends of the shaft of the gear wheel are separately connected a brake cable；

The guide roller includes：Total guide roller, first point of guide roller, second point of guide roller and third divide guide roller；

Total guide roller is equipped with two separated time slots；

The first brake line is connected to first drive wheel group by total guide roller and first point of guide roller successively；

Second brake cable divides guide roller to be connected to described the by total guide roller, second point of guide roller and third successively Two drive wheel groups；

Total guide roller and second point of guide roller are arranged in same level height；

First point of guide roller is higher than total guide roller setting；

The third divides guide roller to be arranged higher than second point of guide roller.

9. suspension conveyor system as claimed in claim 6, which is characterized in that second parking device includes：To described The limiting section of one parking device limit, the limiting section link into an integrated entity with the pinion gear, and the length of the limiting section is more than The radius of the pinion gear, the outer end of the pinion gear are engaged with the gear wheel, and the inner end of the pinion gear connects the limit Position portion, the pinion gear are sector, and the fan angle of the pinion gear is less than 270 degree.

10. suspension conveyor system as claimed in claim 9, which is characterized in that the limiting section is located at same with the pinion gear In one plate plane, the gear wheel is sector, and the fan angle of the gear wheel is less than 90 degree.