CN219078108U - Locking structure and vehicle - Google Patents

Abstract

The utility model relates to a locking structure and a vehicle, comprising: the fixing piece is used for being fixed on the carriage; two sliding rods which are arranged at intervals are arranged on the fixing piece in a sliding manner, and each sliding rod is fixedly provided with a latch piece; the telescopic driving piece is positioned between the two sliding rods and is connected with the two sliding rods; the two latch seats are used for being fixed on a carriage back door at intervals, and the latch seats are correspondingly locked on the latch pieces; the telescopic driving piece is configured to be matched with the fixing piece so as to drive the two sliding rods to move in the direction away from each other, and meanwhile, the bolt piece is driven to be unlocked with the corresponding bolt seat. The utility model realizes that the locking structure is arranged on the carriage, avoids the problem that the traditional locking structure is easy to collide with the outside to cause damage in the process of rotating along with the carriage back door, and has the advantages of simple structure, low manufacturing cost and convenient installation.

Description

Locking structure and vehicle

Technical Field

The utility model relates to the field of garbage trucks, in particular to a locking structure and a vehicle.

Background

The garbage truck is divided into: compression type garbage truck, self-discharging type garbage truck, swing arm type garbage truck, self-loading and unloading type garbage truck, sealed garbage truck and pull arm type garbage truck. The garbage truck is mainly used for transporting various garbage in municipal sanitation and large factories and mines, is particularly suitable for transporting residential garbage, can compress and crush the loaded garbage, increases the density, reduces the volume and greatly improves the garbage collection and transportation efficiency. The novel garbage truck has the characteristics of reliable quality, low failure rate, convenient maintenance, low running cost and the like.

The garbage truck generally comprises a carriage and a carriage back door, wherein the carriage back door is rotatably arranged on the carriage and is driven to be opened or closed by a hydraulic driving device; the locking structure is used for locking the carriage back door on the carriage after the carriage back door is closed or unlocking the locking structure before the carriage back door needs to be opened, so that the subsequent opening work of the carriage back door is facilitated.

In the related art, the locking structure is arranged on the carriage back door, and the installation protection is very poor in the first aspect; in the second aspect, the locking structure is easy to collide with the outside to cause damage in the rotating process of the carriage back door; in the third aspect, the locking structure is complex and the manufacturing cost is high.

Disclosure of Invention

The embodiment of the utility model provides a locking structure and a vehicle, which solve the problems of damage, poor installation protection and high manufacturing cost caused by easy collision of the locking structure with the outside in the rotating process of a carriage back door in the related technology.

In a first aspect, the present utility model provides a locking arrangement comprising:

the fixing piece is used for being fixed on the carriage; two sliding rods which are arranged at intervals are arranged on the fixing piece in a sliding manner, and each sliding rod is fixedly provided with a latch piece;

the telescopic driving piece is positioned between the two sliding rods and is connected with the two sliding rods;

the two latch seats are used for being fixed on a carriage back door at intervals, and the latch seats are correspondingly locked on the latch pieces;

the telescopic driving piece is configured to be matched with the fixing piece so as to drive the two sliding rods to move in a direction away from each other, and meanwhile, the bolt piece is driven to be unlocked with the corresponding bolt seat;

when the telescopic driving piece pushes the sliding rod on one side to unlock the latch piece on the sliding rod and the corresponding latch seat, the fixing piece drives the telescopic driving piece to reversely push the sliding rod on the other side, so that the latch piece on the sliding rod on the other side is unlocked with the corresponding latch seat.

In some embodiments, the telescoping drive comprises:

the telescopic rod is arranged in the cylinder body in a sliding way, one end of the telescopic rod is fixed with one sliding rod, and the cylinder body is fixed with the other sliding rod;

the locking structure further includes:

the limiting piece is fixed on the outer wall of the telescopic rod or the sliding rod connected with the telescopic rod;

when the limiting piece is propped against the fixing piece, the telescopic rod continues to stretch so as to reversely push the sliding rod on the other side to move.

In some embodiments, the stop comprises:

the lantern ring is sleeved on the outer wall of the sliding rod;

when the limiting piece is propped against the fixing piece, the telescopic driving piece continues to stretch so as to reversely push the sliding rod on the other side to move.

In some embodiments, the mount comprises:

the two hollow cylinders are arranged at intervals along the width direction of the vehicle body and are fixed on the carriage;

each sliding rod is slidably arranged in one hollow cylinder, and two ends of each sliding rod are exposed out of the hollow cylinder.

In some embodiments, both of the latch seats are provided with latch grooves;

when the latch member is inserted into the latch slot, the rear compartment door is locked to the compartment.

In some embodiments, two ends of the latch member, which are close to each other, are disposed with tips.

In some embodiments, a shaft sleeve is arranged inside each of the two latch seats;

the two bolt pieces are approximately L-shaped, and the two ends of the two bolt pieces, which are close to each other, are pointed;

when the bolt piece moves into the bolt seat, the shaft sleeve is gradually pulled towards the front of the car body so as to press the carriage back door to the carriage.

In some embodiments, the bushing is rotatably mounted within the latch boss.

In some embodiments, the telescoping drive comprises a hydraulic cylinder or a pneumatic cylinder.

In a second aspect, the present utility model provides a vehicle comprising the locking arrangement as described in the above embodiments.

The technical scheme provided by the utility model has the beneficial effects that: when the telescopic driving piece stretches, the sliding rod on the right side is pushed to drive the pin shaft piece on the sliding rod to leave the latch seat, so that unlocking on the right side is realized, and when the telescopic driving piece continues to move, the fixing piece can limit the telescopic driving piece to reversely push the sliding rod on the other side, so that the sliding rod on the left side is pushed to drive the pin shaft piece on the sliding rod to leave the latch seat, unlocking on the left side is realized, and unlocking state of a carriage rear door is completed; when the telescopic driving piece is contracted in the same way, the sliding rod on the right side is pulled to drive the pin shaft piece on the sliding rod to be inserted into the bolt seat, so that the locking on the right side is realized, and meanwhile, the telescopic end of the limiting telescopic driving piece is continuously contracted, so that the sliding rod on the left side is pulled to drive the pin shaft piece on the sliding rod to be inserted into the bolt seat, and the locking on the left side is realized. The locking structure is installed on the carriage, the problem that the traditional locking structure is easy to collide with the outside to cause damage along with the rotation process of the carriage back door is avoided, and meanwhile, the locking structure is simple in structure, low in manufacturing cost and convenient to install.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of an unlocked state of a locking structure according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a locking state of a locking structure according to an embodiment of the present utility model;

FIG. 3 is a schematic side view of a first latch seat according to an embodiment of the present utility model;

FIG. 4 is a schematic side view of a second latch seat according to an embodiment of the present utility model;

FIG. 5 is a schematic side view of a vehicle according to an embodiment of the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 5 a.

In the figure: 1. a fixing member; 11. a hollow cylinder; 2. a slide bar; 3. a telescopic driving member; 4. a latch member; 5. a latch seat; 51. a latch slot; 52. a shaft sleeve; 6. a limiting piece; 61. a collar; 7. a carriage; 8. and a carriage back door.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model provides a locking structure and a vehicle, which solve the problems of damage, poor installation protection and high manufacturing cost caused by easy collision of the locking structure with the outside in the rotating process of a carriage back door in the related technology.

Referring to fig. 1, 2 and 5, an embodiment of the present utility model provides a locking structure, which may include: a fixing member 1, wherein the fixing member 1 is used for being fixed on a carriage 7; two sliding rods 2 which are arranged at intervals are arranged on the fixing piece 1 in a sliding manner, wherein the left-right direction is the width direction of the vehicle body, the up-down direction is the length direction of the vehicle body as shown in fig. 1, namely, the two sliding rods 2 are arranged at intervals along the width direction of the vehicle body, and each sliding rod 2 is fixedly provided with a latch piece 4; the telescopic driving piece 3 is positioned between the two slide bars 2, and the telescopic driving piece 3 is connected with the two slide bars 2; two bolt seats 5, the two bolt seats 5 are used for being fixed on a carriage back door 8 at intervals, and the bolt seats 5 are correspondingly locked on the bolt pieces 4; the telescopic driving piece 3 is configured to cooperate with the fixing piece 1 to drive the two sliding rods 2 to move away from each other, and simultaneously drive the latch piece 4 to be unlocked with the corresponding latch seat 5. When the telescopic driving piece 3 pushes the sliding rod 2 on one side, the bolt piece 4 on the sliding rod 2 is unlocked with the corresponding bolt seat 5, the fixing piece 1 drives the telescopic driving piece 3 to push the sliding rod 2 on the other side reversely, and the bolt piece 4 on the sliding rod 2 on the other side is unlocked with the corresponding bolt seat 5.

When the carriage back door 8 is in a closed state, the telescopic driving piece 3 can be started to shrink at the moment, the sliding rod 2 connected with the right end of the telescopic driving piece 3 is driven, the bolt piece 4 and the bolt seat 5 on the right side of the telescopic driving piece are locked, when the telescopic driving piece 3 continues to shrink, the sliding rod 2 on the right side cannot continue to move at the moment, and then the sliding rod 2 connected with the left end of the telescopic driving piece 3 is pulled to move under the reaction force of force, so that the bolt piece 4 and the bolt seat 5 on the left side are locked, and the carriage back door 8 is locked on the carriage 7; similarly, when the unlocking is required, the telescopic driving piece 3 is started to extend, the right sliding rod 2 is pushed to move rightwards, the right bolt piece 4 and the bolt seat 5 are unlocked, when the telescopic driving piece 3 continues to extend, the right sliding rod 2 is moved to the tail end and cannot continue to move, the left sliding rod 2 is pushed to move leftwards at the moment, the left bolt piece 4 and the left bolt seat 5 are unlocked, the carriage back door 8 and the carriage 7 are unlocked, and the carriage back door 8 can be opened conveniently by subsequent rotation.

In summary, the problem that the traditional locking structure is easy to collide with the outside to cause damage along with the rotation process of the carriage back door 8 is avoided by installing the locking structure on the carriage 7, and meanwhile, the locking structure is simple in structure, low in manufacturing cost and convenient to install.

In some embodiments, as shown in fig. 1 and 2, the telescopic driving member 3 may include: the telescopic device comprises a cylinder body and a telescopic rod, wherein one end of the telescopic rod is slidably arranged in the cylinder body, the other end of the telescopic rod is fixed with one of the slide rods 2, the cylinder body is fixed with the other slide rod 2, the telescopic rod is arranged on the right side, the cylinder body is arranged on the left side, namely the telescopic rod is connected with the slide rod 2 on the right side, and the cylinder body is connected with the slide rod 2 on the left side; the locking structure may further include: the limiting piece 6 is fixed on the telescopic rod or the sliding rod 2 connected with the telescopic rod; when the limiting piece 6 is propped against the fixing piece 1, the telescopic rod continues to stretch so as to reversely push the sliding rod 2 on the other side to move. In the first aspect, the limiting piece 6 can be fixed on the telescopic rod, when the limiting piece 6 is propped against the fixing piece 1, the telescopic rod is limited to stretch, and according to the reaction force of the force, the cylinder body can move leftwards, so that the unlocking of the bolt piece 4 and the bolt seat 5 on the left side is realized; in the second aspect, the limiting piece 6 can be fixed on the right sliding rod 2 in the same way, and can also limit the extension of the telescopic rod to realize the leftward movement of the cylinder body and realize the unlocking state of the left side.

In some embodiments, as shown in fig. 1, the limiting member 6 may include: the lantern ring 61, the lantern ring 61 is sleeved on the outer wall of the telescopic rod or the sliding rod 2 connected with the telescopic rod; when the limiting piece 6 is propped against the fixing piece 1, the telescopic driving piece 3 continues to stretch so as to reversely push the sliding rod 2 on the other side to move.

In some alternative embodiments, the limiting member 6 may be a limiting block, where the limiting block may be fixed on the sliding rod 2 on the right side, or may be fixed on an outer wall of the telescopic rod, and a blocking limiting effect is formed between the limiting block and the fixing member 1, so that the sliding rod 2 can move right continuously.

In some embodiments, as shown in fig. 1, the fixing member 1 may include: two hollow cylinders 11, along the width direction of the vehicle body, the two hollow cylinders 11 are arranged at intervals and fixed on the carriage 7; each slide bar 2 is slidably mounted in one hollow cylinder 11, and both ends of the two slide bars 2 are exposed out of the hollow cylinder 11.

In some alternative embodiments, the fixing member 1 may also be two groove members, that is, the sliding rod 2 is slidably mounted inside the groove members, and the notch of the groove members is used to fix to the bottom of the carriage 7, so as to implement the fixing work of the fixing member 1.

In some embodiments, as shown in fig. 3, both latch seats 5 are provided with latch grooves 51; when the latch 4 is inserted into the latch groove 51, to lock the cabin rear door 8 to the cabin 7. When the latch element 4 is inserted into the latch groove 51, the locking operation of the latch element 4 and the latch seat 5 is realized, and the slide rod 2 cannot move further.

In some embodiments, as shown in fig. 1, two latch members 4 are disposed at opposite ends that are adjacent to each other. Wherein, the both ends of bolt spare 4 are the pointed end setting, can be so that bolt spare 4 aim at in the bolt groove 51, make bolt spare 4 in the in-process of removal insert smoothly in the bolt groove 51, can realize the locking purpose, avoid locking structure at the in-process of installation, have great installation error, make bolt spare 4 unable aim at in the bolt groove 51, and can't carry out the purpose of locking.

In alternative embodiments, the end of the bolt member 4 inserted into the bolt slot 51 may not be pointed, as the locking purpose is ensured.

In some embodiments, as shown in fig. 2 and 4, the inside of both latch seats 5 is provided with a bushing 52; the two bolt pieces 4 are approximately L-shaped, and the two ends of the two bolt pieces 4, which are close to each other, are arranged in a tip; when the latch 4 is moved into the latch seat 5, the boss 52 is gradually pulled toward the front of the vehicle body to press the cabin rear door 8 against the cabin 7. Wherein, one side that bolt piece 4 is close to axle sleeve 52 is the slope setting, and the inside wall of L shape is the slope setting promptly, and its left end is the slope top, and its right-hand member is the low end of slope, when bolt piece 4 is close to axle sleeve 52 gradually, bolt piece 4 can slowly compress tightly axle sleeve 52 to the automobile body place ahead on carriage 7, realizes compressing tightly carriage 7 with carriage back door 8 on, guarantees the closed state of carriage back door 8.

In some embodiments, as shown in fig. 4, a sleeve 52 is rotatably mounted inside the latch boss 5. When the bolt member 4 gradually approaches the shaft sleeve 52, the shaft sleeve 52 is extruded, and the shaft sleeve 52 rotates, so that friction between the bolt member 4 and the shaft sleeve 52 is changed into sliding friction, the service life of the shaft sleeve 52 is prolonged, the outer wall of the shaft sleeve 52 is ensured to be uniformly worn, and meanwhile, the bolt member 4 is ensured to be smoothly locked.

In some embodiments, as shown in fig. 1 and 2, the telescoping drive 3 may comprise a hydraulic or pneumatic cylinder. When the hydraulic cylinder or the telescopic rod of the pneumatic cylinder cannot extend continuously, the hydraulic cylinder or the telescopic rod of the pneumatic cylinder is punched into the cylinder body at the moment and can push the cylinder body to move reversely, so that the left unlocking work is realized; similarly, when the hydraulic cylinder or the telescopic rod of the pneumatic cylinder cannot be continuously contracted, the pressure is released into the cylinder body at the moment, and the cylinder body is pulled to move (as shown in fig. 1 and 2, the movement track of the cylinder body moves to the right side), so that the left locking work is realized.

In some embodiments, as shown in fig. 5 and 6, the present utility model provides a vehicle including a locking structure as mentioned in the above embodiments. As shown in fig. 6, only the latch seats 5 are shown to be installed and fixed at the bottom of the rear door 8 of the carriage, that is, two latch seats 5 are installed at the bottom of the rear door 8 of the carriage along the front-rear direction; the latch piece 4 is not drawn at the bottom of the carriage 7, namely, the main structure is arranged at the bottom of the carriage 7, and the moving direction of the latch piece 4 is the front-back direction, so that the locking and unlocking work of the locking structure is realized.

In some alternative embodiments, the main body structure may be mounted on the front or rear side wall of the cabin 7, and the latch seat 5 is correspondingly mounted on the front or rear side wall of the cabin rear door 8, so that the locked and unlocked states of the cabin rear door 8 can be achieved. Of course, it may be installed on the top of the cabin 7, and the locked and unlocked states of the cabin rear door 8 can be achieved as well.

In particular, the locking structure can be applied to automobiles such as garbage trucks and trucks.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

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

The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A locking mechanism, comprising:

a fixing piece (1), wherein the fixing piece (1) is used for being fixed on a carriage (7); two sliding rods (2) which are arranged at intervals are slidably arranged on the fixing piece (1), and each sliding rod (2) is fixedly provided with a latch piece (4);

the telescopic driving piece (3), the telescopic driving piece (3) is positioned between the two slide bars (2), and the telescopic driving piece (3) is connected with the two slide bars (2);

the two latch seats (5) are used for being fixed on a carriage back door (8) at intervals, and the latch seats (5) are correspondingly locked on the latch components (4);

the telescopic driving piece (3) is configured to be matched with the fixing piece (1) so as to drive the two sliding rods (2) to move away from each other, and simultaneously drive the bolt piece (4) to be unlocked with the corresponding bolt seat (5);

when the telescopic driving piece (3) pushes one side of the sliding rod (2) to unlock the latch piece (4) on the sliding rod (2) and the corresponding latch seat (5), the fixing piece (1) drives the telescopic driving piece (3) to reversely push the other side of the sliding rod (2) to unlock the latch piece (4) on the other side of the sliding rod (2) and the corresponding latch seat (5).

2. A locking structure according to claim 1, wherein the telescopic drive (3) comprises:

the telescopic rod is provided with one end which is slidably arranged in the cylinder body, the other end of the telescopic rod is fixed with one sliding rod (2), and the cylinder body is fixed with the other sliding rod (2);

the locking structure further includes:

the limiting piece (6) is fixed on the outer wall of the telescopic rod or the sliding rod (2) connected with the telescopic rod;

when the limiting piece (6) is propped against the fixing piece (1), the telescopic rod continues to stretch so as to reversely push the sliding rod (2) on the other side to move.

3. A locking arrangement as claimed in claim 2, characterized in that the stop (6) comprises:

the lantern ring (61), the lantern ring (61) is sleeved on the outer wall of the telescopic rod or the sliding rod (2);

when the limiting piece (6) is propped against the fixing piece (1), the telescopic driving piece (3) continues to stretch so as to reversely push the sliding rod (2) on the other side to move.

4. A locking arrangement as claimed in claim 1, characterized in that the fixing element (1) comprises:

the two hollow cylinders (11) are arranged at intervals along the width direction of the vehicle body, and are fixed on the carriage (7);

each sliding rod (2) is slidably mounted in one hollow cylinder (11), and two ends of each sliding rod (2) are exposed out of the hollow cylinder (11).

5. A locking arrangement as claimed in claim 1, characterized in that both of the latch seats (5) are provided with latch grooves (51);

when the latch member (4) is inserted into the latch groove (51), the rear door (8) of the vehicle compartment is locked to the vehicle compartment (7).

6. A locking arrangement as claimed in claim 5, characterized in that both ends of the two latch members (4) which are adjacent to each other are pointed.

7. A locking arrangement as claimed in claim 1, characterized in that a sleeve (52) is provided inside both of said latch seats (5);

the two bolt pieces (4) are approximately L-shaped, and the two ends of the two bolt pieces (4) close to each other are pointed;

when the latch member (4) moves into the latch seat (5), the shaft sleeve (52) is gradually pulled forward of the vehicle body so as to press the compartment rear door (8) against the compartment (7).

8. A locking arrangement as claimed in claim 7, characterised in that the sleeve (52) is rotatably mounted inside the bolt housing (5).

9. A locking arrangement as claimed in claim 1, characterized in that the telescopic drive (3) comprises a hydraulic cylinder or a pneumatic cylinder.

10. A vehicle comprising a locking arrangement as claimed in any one of claims 1 to 9.

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