CN218406995U - Door lock, door assembly and working machine - Google Patents

Abstract

The utility model relates to a tool to lock field provides a lock, door subassembly and operation machinery, including lock body and latch hook subassembly. The lock body is arranged to be a structure protruding towards the direction of the lock hook component. The lock hook assembly comprises a first mounting plate and a hook body, the first mounting plate is provided with a shockproof groove which is sunken towards the direction far away from the lock body, and the hook body is arranged in the shockproof groove. When the lock body is inserted into the shockproof groove, the lock body can be clamped with the hook body, and meanwhile, the lock body is clamped in the shockproof groove. The lock body and the hook body can limit the lock body to move towards a first direction far away from the lock hook assembly, and the shockproof groove can limit the lock body to shake towards a direction perpendicular to the first direction. The utility model provides a door lock owing to be provided with shockproof recess, and the lock body can press from both sides tightly in shockproof recess, consequently, can realize lock body and coupler body block and release this basic function outside, still realized the effect of restriction lock body vibrations in shockproof recess.

Description

Door lock, door assembly and working machine

Technical Field

The utility model relates to a tool to lock technical field especially relates to a lock, door subassembly and operation machinery.

Background

The covering part of the engineering machinery mainly comprises a side door, a machine top cover, a top cover plate, a bottom cover plate and the like. The door panel is an important part of the covering, and the door lock is the most important part in the connection of the door panel and the door frame.

The vibrations of engineering machine tool are the leading cause that leads to the covering piece to damage, and reliable firm connection is the heavy load of guaranteeing the covering piece life-span, but the lock in most engineering machine tools at present only plays the effect of locking between door plant and the door frame, can not play the effect that prevents vibrations, for realizing the shockproof effect, needs additionally to install the stopper between door plant and door frame.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lock, door subassembly and operation machinery for solve among the prior art defect that the lock can't play shockproof effect, realize the lock and when realizing locking door plant and this basic function of door frame, still play the effect that prevents the door plant vibrations.

The utility model provides a door lock, including latch hook subassembly and lock body, the lock body set up to latch hook subassembly direction convex structure, the latch hook subassembly includes first mounting panel and coupler body, first mounting panel is provided with to keeping away from the sunken shockproof recess of direction of lock body, the coupler body sets up in the shockproof recess, and work as the lock body inserts during the shockproof recess, the lock body is used for block or release the coupler body, the recess of taking precautions against earthquakes is used for pressing from both sides tightly the lock body.

According to the utility model provides a door lock, the lock body includes the casing and sets up hasp and locking subassembly in the casing, the hasp be used for with coupler body block or release the coupler body, the locking subassembly is used for the restriction the direction motion of hasp to the unblock.

According to the utility model provides a door lock, the casing includes first shockproof face and second shockproof face, first shockproof face with the second shockproof face sets up the both sides that the casing is relative work as the casing inserts during the recess takes precautions against earthquakes, first shockproof face with the second shockproof face all with the medial surface laminating of recess takes precautions against earthquakes.

According to the utility model provides a door lock, first shockproof face with the second shockproof face is the inclined plane, and to being close to the direction of latch hook subassembly, first shockproof face with distance between the second shockproof face reduces gradually.

According to the utility model provides a door lock, still be provided with the confession on the casing the gliding spout of coupler body, the spout is to keeping away from the direction of latch hook component extends, just the opening orientation of spout latch hook component, the hasp is in locking or release in the spout the coupler body.

According to the utility model provides a door lock still includes the second mounting panel, the second mounting panel is connected the casing is kept away from one side of latch hook subassembly.

According to the utility model provides a door lock, first mounting panel with all be provided with the mounting hole on the second mounting panel, just the mounting hole is the bar hole.

According to the utility model provides a door lock still includes the unblock subassembly, the unblock subassembly pass through the pull rod with the locking subassembly is connected, works as when the unblock subassembly is located the unblock position, locking subassembly release hasp works as when the unblock subassembly is located the lock position, the restriction of locking subassembly the direction motion of hasp to the unblock.

The utility model also provides a door subassembly, including door frame, door plant and as above arbitrary the lock, the lock sets up the door frame with between the door plant.

The utility model discloses still provide a working machine, include as above any one the lock or as above the door subassembly.

The utility model provides a door lock, including lock body and latch hook subassembly. The lock body is arranged to be a structure protruding towards the direction of the lock hook component. The lock hook assembly comprises a first mounting plate and a hook body, the first mounting plate is provided with a shockproof groove which is sunken towards the direction far away from the lock body, and the hook body is arranged in the shockproof groove. When the lock is locked, the lock body is inserted into the shockproof groove of the first mounting plate, at the moment, the lock body can be clamped with the hook body in the shockproof groove, meanwhile, the lock body is clamped in the shockproof groove, the lock body and the hook body are locked and connected to limit the lock body to move towards a first direction far away from the hook body, and meanwhile, the shockproof groove can prevent the lock body from vibrating towards a direction perpendicular to the first direction. When the lock body is unlocked, the hook body can be released by the lock body, and at the moment, the lock body can be drawn out from the shockproof groove. The utility model provides a door lock owing to be provided with shockproof recess, and the lock body can press from both sides tightly in shockproof recess, consequently, can realize lock body and coupler body block and release this basic function outside, still realized the effect of restriction lock body vibrations in shockproof recess, solved among the prior art lock body and latch hook subassembly can't take precautions against earthquakes, need increase limit structure and just can realize the problem of shockproof effect.

Further, the utility model provides a door subassembly and operation machinery, owing to all have as above the lock, consequently, have with as above the same advantage.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of the door lock provided by the present invention when the door lock is locked;

fig. 2 is a schematic structural diagram of the door lock provided by the present invention when unlocked;

fig. 3 is a schematic structural diagram of a lock body provided by the present invention;

reference numerals:

100: a lock body; 110: a housing; 111: a first shockproof surface; 112: a second shockproof surface; 113: a chute; 120: a latch; 130: a second mounting plate; 131: a second mounting hole; 200: a latch hook assembly; 210: a first mounting plate; 211: a shockproof groove; 212: a first mounting hole; 220: a hook body; 310: an unlocking assembly; 320: a pull rod.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

The door lock, door assembly, and work machine of the present invention will be described with reference to fig. 1 to 3.

The utility model provides a door lock, including latch hook component 200 and lock body 100, wherein one of them of latch hook component 200 and lock body 100 can install on the door frame, and another person can install on the door plant, can realize the effect with door plant and door frame locking and release.

The door panel and the door frame may be a door panel and a door frame of a cab of the working machine, or a door panel and a door frame of a cover of the working machine. The door panel is typically pivotally connected to the door frame using a hinge. When the shackle assembly 200 and the lock body 100 are locked, the shackle assembly 200 and the lock body 100 may restrict movement of the door panel in a door opening direction, and the hinge may restrict vibration of the door panel in a direction perpendicular to a rotation axis of the hinge due to the hinge.

The shackle assembly 200 and lock body 100 of the prior art merely lock the door panel and the door frame and do not prevent the door panel from vibrating in a direction parallel to the rotational axis. And the utility model provides a lock hook component 200 and lock body 100 can realize preventing the door plant in the vibrations with the parallel direction of axis of rotation when realizing locking and unblock, make the door plant open the door the direction, realize the omnidirectional fixed with the perpendicular and parallel direction of axis of rotation, prevent that the door plant from shaking along with operation machinery. The effect of preventing the door panel from vibrating in a direction parallel to the rotation axis will be described in detail below.

The utility model provides a lock body 100 can set up to the convex structure of direction to latch hook subassembly 200. The shackle assembly 200 includes a first mounting plate 210 for coupling with a door panel or a door frame, and a hook body 220, wherein the first mounting plate 210 is provided with a shockproof recess 211 recessed in a direction away from the lock body 100, and the hook body 220 is disposed in the shockproof recess 211.

When the door is locked, the lock body 100 is inserted into the shockproof recess 211 of the first mounting plate 210, at this time, the lock body 100 is engaged with the hook 220 of the shackle component 200, the engagement between the lock body 100 and the hook 220 can limit the lock body 100 from moving in a first direction away from the shackle component 200, meanwhile, the lock body 100 is clamped in the shockproof recess 211, and the shockproof recess 211 can limit the shock of the lock body 100 in a second direction. When the door is opened, the lock body 100 releases the shackle body 220 of the shackle assembly 200, and the lock body 100 can be withdrawn from the anti-rattle recess 211 of the shackle assembly 200.

When the lock body 100 and the shackle assembly 200 are installed between a door panel and a door frame, the snap-fit connection of the lock body 100 and the hook body 220 may limit movement of the door panel in a door opening direction, i.e., limit movement of the lock body 100 and the hook body 220 in a first direction. Meanwhile, the anti-vibration groove 211 and the lock body 100 may limit the door panel from vibrating in a direction parallel to the rotation axis of the door panel, that is, limit the lock body 100 from vibrating in a second direction, where the first direction is perpendicular to the second direction. In addition, since the shockproof groove 211 is recessed towards the direction away from the lock body 100, and one side of the first mounting plate 210 away from the lock body 100 is protruded towards the direction away from the lock body 100, when the first mounting plate 210 is installed, an accommodating groove for accommodating the protruding portion of the first mounting plate 210 needs to be arranged on the door panel or the door frame, when the lock body 100 enters the shockproof groove 211, the lock body 100 also enters the accommodating groove, and the two sides of the accommodating groove perpendicular to the rotation axis of the door panel can further limit the vibration of the lock body 100 along the direction perpendicular to the rotation axis of the door panel.

Through the above analysis, after the shockproof groove 211 is formed in the first mounting plate 210 and the lock body 100 is arranged to be in a structure protruding towards the direction of the locking hook assembly 200, the effect of omnibearing fixation on the lock body 100 or a door plate can be achieved, and the lock body 100 or the door plate can be effectively prevented from shaking.

The embodiment of the utility model provides an use the door plant to explain foretell lock around the axis rotation of vertical direction for the example, at this moment, door plant and door frame mainly shake along vertical direction.

In an embodiment of the present invention, the lock body 100 includes a housing 110, and a latch 120 and a locking assembly disposed in the housing 110, wherein the latch 120 is used for engaging with the hook 220 or releasing the hook 220, so as to achieve the locking and unlocking effects. The locking assembly serves to limit the movement of the latch 120 in the unlocking direction. The housing 110 is further provided with a sliding slot 113 for the hook body 220 to slide, the sliding slot 113 extends in a direction away from the latch hook assembly 200, an opening of the sliding slot 113 faces the latch hook assembly 200, and the latch 120 locks or releases the hook body 220 in the sliding slot 113.

In a preferred embodiment, the latch 120 is rotatably disposed in the housing 110, and an elastic member is disposed between the latch 120 and the housing 110, for example, the elastic member may be a torsion spring or a first spring. When the latch 120 is in the first position, the latch 120 opens the sliding slot 113, and the hook 220 can slide along the sliding slot 113 to the root of the sliding slot 113. When the latch 120 is in the second position, the latch 120 closes the heel of the sliding slot 113, and the space between the side of the latch 120 near the heel of the sliding slot 113 and the heel of the sliding slot 113 can only accommodate the hook 220.

The resilient member is used to pull the latch 120 from the second position back to the first position, and when the latch 120 is in the second position, the locking assembly prevents the latch 120 from rotating from the second position to the first position. Thus, the locking assembly may control unlocking and locking of the lock body 100.

The latch 120 may be a latch hook, the latch hook includes a connecting portion, a locking arm, an impact arm and a blocking arm, the connecting portion is rotatably connected to the housing 110 at a position near the root of the sliding groove 113, the locking arm and the impact arm are connected to one side of the connecting portion, the locking arm, the impact arm and the connecting portion form a groove, and the blocking arm is connected to the other side of the connecting portion.

The locking assembly includes a first telescopic rod slidably connected to the housing 110 and a second spring for providing the first telescopic rod with an elastic force moving in a direction of the connecting portion.

When the latch 120 is in the first position, the opening of the groove of the latch hook faces the opening of the sliding slot 113 of the housing 110, and at this time, the hook body 220 can slide along the sliding slot 113 into the groove of the latch hook to contact with the striker. When the latch 120 is in the second position, the latch arm of the latch hook closes the base of the slot 113.

During the locking process, the hook body 220 of the locking hook assembly 200 moves towards the inside of the sliding slot 113, and strikes the striking arm of the latch 120 after entering the groove of the locking hook, and the striking arm drives the locking arm and the blocking arm to rotate through the connecting part. In the rotation process of the blocking arm, the blocking arm extrudes the first telescopic rod, after the blocking arm rotates to a position where the blocking arm is separated from the contact with the end part of the first telescopic rod, under the action of the second spring, the first telescopic rod stretches out, the end part of the first telescopic rod is in contact with the connecting part, the impact arm is prevented from driving the connecting part to rotate in the opposite direction, at the moment, the latch 120 is located at the second position, the locking arm seals the root part of the sliding groove 113, and the lock body 100 and the hook body 220 are clamped and locked.

In the unlocking process, the first telescopic rod is controlled to move towards the direction far away from the connecting part, so that the first telescopic rod is separated from the connecting part and the blocking arm, the latch 120 is pulled back to the first position from the second position by the elastic piece, and the hook body 220 can slide out of the sliding groove 113 at the moment, so that the unlocking action is completed.

In another embodiment, the latch 120 is slidably disposed within the housing 110, and a resilient member, which may be a third spring, is also disposed between the latch 120 and the housing 110. The latch 120 may be a second telescopic rod, when the second telescopic rod is retracted, the sliding slot 113 of the housing 110 is opened, the hook 220 can enter the root of the sliding slot 113 through the sliding slot 113, and when the second telescopic rod is extended, the second telescopic rod closes the root of the sliding slot 113.

The locking assembly may include a lever rotatably coupled to the housing 110 and a fourth spring. Can set up the draw-in groove on the second telescopic link, the free end of driving lever is located the draw-in groove, and when the driving lever rotated, driving lever accessible draw-in groove drove the slip unblock of second telescopic link. An inclined plane is arranged on one side, close to the opening of the sliding groove, of one end, located in the sliding groove, of the second telescopic rod.

In the locking process, the hook body 220 slides towards the inside of the sliding groove 113, in the sliding process, the hook body 220 contacts with the inclined surface of the second telescopic rod and extrudes the second telescopic rod through the inclined surface to enable the second telescopic rod to contract, and after the hook body 220 reaches the root of the sliding groove 113 through the second telescopic rod, the third spring pushes the second telescopic rod to extend out, the sliding groove 113 of the shell 110 is closed, and the action of locking the hook body 220 is completed.

In the unlocking process, the driving lever is rotated to drive the second telescopic rod to retract, and at the moment, the hook body 220 can slide out of the sliding groove 113 to complete the unlocking action.

In an embodiment of the present invention, the first vibration-proof surface 111 and the second vibration-proof surface 112 are disposed on the housing 110, and the first vibration-proof surface 111 and the second vibration-proof surface 112 are disposed on two opposite sides of the housing 110. In this embodiment, since the door panel rotates along the vertical axis, in order to prevent the door panel from vibrating in a direction parallel to the vertical axis, the first shock-proof surface 111 may be disposed at an upper portion of the case 110 and the second shock-proof surface 112 may be disposed at a lower portion of the case 110. When the housing 110 is inserted into the shockproof groove 211, the first shockproof surface 111 is attached to the top surface of the shockproof groove 211, and the second shockproof surface 112 is attached to the bottom surface of the shockproof groove 211, so that the housing 110 is clamped in the shockproof groove 211 in the vertical direction, thereby effectively limiting the vibration of the lock body 100 in the vertical direction and further controlling the vibration of the door panel.

For example, the first vibration-proof surface 111 and the second vibration-proof surface 112 of the housing 110 may be parallel planes, and the vibration-proof recess 211 may be a rectangular groove, so that when the housing 110 is inserted into the vibration-proof recess 211, the rectangular groove may limit the vibration of the housing 110 in the vertical direction.

However, such a structure has a high requirement for the matching between the housing 110 and the rectangular groove, and the door can be closed smoothly only when the housing 110 is completely aligned with the rectangular groove and the housing 110 can be smoothly inserted into the rectangular groove.

Therefore, in a preferred embodiment of the present invention, the first and second anti-vibration surfaces 111 and 112 are formed as inclined surfaces, and the distance between the first and second anti-vibration surfaces 111 and 112 is gradually reduced toward the latch hook assembly 200. The top surface of the anti-vibration groove 211 of the first mounting plate 210 is parallel to the first anti-vibration surface 111, and the bottom surface of the anti-vibration groove 211 is parallel to the second anti-vibration surface 112. Therefore, the small end of the shell 110 enters from the large end of the shockproof groove 211, the matching requirement on the small end and the shockproof groove 211 is low, and the lock body 100 can be connected with the hook body 220 only after the shell 110 enters the shockproof groove 211.

In an embodiment of the present invention, the door plate of some working machines is higher, and the door lock also needs to be disposed at a higher position, resulting in inconvenience for the operator to open and close the lock. Therefore, the utility model provides a lock still includes unblock subassembly 310, and unblock subassembly 310 is connected through pull rod 320 with the locking subassembly. When the unlocking assembly 310 is installed at a position easy to operate by an operator, the unlocking assembly 310 and the locking assembly are connected through the pull rod 320, and when the unlocking assembly 310 is located at the unlocking position, the pull rod 320 pulls the locking assembly to release the latch 120, so that the latch 120 releases the hook body 220 to complete unlocking.

With the arrangement, no matter the door lock is arranged at any position, the unlocking assembly 310 is only required to be arranged at a position convenient for operation, and then the unlocking assembly 310 and the locking assembly are connected through the pull rod 320.

In an embodiment of the present invention, the door lock further includes a second mounting plate 130, the second mounting plate 130 is connected to one side of the housing 110 away from the shackle assembly 200, and the second mounting plate 130 is used to connect the lock body 100 to a door panel or a door frame.

Mounting holes are formed in the first mounting plate 210 and the second mounting plate 130, and bolts pass through the mounting holes to mount the first mounting plate 210 or the second mounting plate 130 to a door panel or a door frame.

In order to adjust the relative positions of the lock body 100 and the shackle component 200, the mounting holes may be strip-shaped holes.

Taking the mounting hole on the first mounting plate 210 as the first mounting hole 212 as an example, the first mounting hole 212 may be disposed at the top and the bottom of the first mounting plate 210, the first mounting hole 212 is a strip-shaped hole, and the first mounting hole 212 may extend in the up-down direction to adjust the position of the first mounting plate 210 in the vertical direction.

Taking the mounting hole on the second mounting plate 130 as the second mounting hole 131 as an example, the second mounting hole 131 may be disposed at the top and the bottom of the second mounting plate 130, the second mounting hole 131 is a strip-shaped hole, the extending direction of the second mounting hole 131 is parallel to the plane of the second mounting plate 130 and perpendicular to the rotation axis of the door panel, and the position of the second mounting plate 130 along the left and right direction of the door panel may be adjusted.

In another embodiment of the present invention, the first mounting plate 210 of the shackle component 200 may be configured to protrude toward the lock body 100, the protruding portion may be a V-shaped structure, and the hook 220 is disposed at one end of the V-shaped structure near the lock body 100. One side of the lock body 100 close to the shackle component 200 may be provided with a shockproof plate extending towards the shackle component 200, and the shockproof plate is provided with a shockproof groove 211 recessed towards the direction far away from the shackle component 200. When the lock is closed, the protruding portion of the first mounting plate 210 of the shackle component 200 is inserted into the anti-vibration groove 211 of the lock body 100, and the lock body 100 is engaged with the hook body 220, at this time, the protruding V-shaped structure of the first mounting plate 210 can also limit the up-and-down vibration of the lock body 100 provided with the anti-vibration groove 211.

However, this embodiment has an increased thickness compared to the previous embodiment. After the shackle assembly 200 and the lock body 100 disclosed in the foregoing embodiments are coupled, the distance between the first mounting plate 210 and the second mounting plate 220 is relatively small, and even the first mounting plate and the second mounting plate can be completely attached. When the anti-vibration lock is installed, only the door frame needs to be provided with the accommodating groove for accommodating the first installation plate 210, and the lock body 100 is inserted into the accommodating groove while being inserted into the anti-vibration groove 211, so that the overall thickness of the lock body 100 and the lock hook assembly 200 is small after the lock body 100 and the lock hook assembly 200 are connected, and the occupied space between the door plate and the door frame is small. Also, the receiving groove may also limit vibration of the lock body 100 in a direction perpendicular to the rotational axis of the door panel.

In this embodiment, the first mounting plate 210 protrudes toward the lock body 100, and the shockproof plate needs to be mounted in a direction in which the lock body 100 is close to the latch hook assembly 200, so that the shockproof groove 211 can be formed in the shockproof plate, which greatly increases the thickness of the door lock to a certain extent, and the protruding portion cannot be hidden inside the door panel or the door frame, thereby bringing inconvenience to later-stage installation and use.

The utility model also provides a door subassembly, this door subassembly can include door plant, door frame and as above the lock, foretell door plant and door frame can be for door plant and door frame on the covering of operation machinery, also can be for door plant and door frame of operation machinery's driver's cabin, owing to install as above the lock, consequently, have with as above the same advantage.

The utility model also provides a working machine, working machine can be hoist, excavator etc. owing to have as above the lock or as above the door subassembly, consequently, have with as above the same advantage.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. The utility model provides a door lock, its characterized in that, includes latch hook subassembly (200) and lock body (100), lock body (100) set up to latch hook subassembly (200) convex structure of direction, latch hook subassembly (200) include first mounting panel (210) and hook body (220), first mounting panel (210) are provided with to keeping away from sunken shockproof recess (211) of direction of lock body (100), hook body (220) set up in shockproof recess (211), and work as lock body (100) insert when shockproof recess (211), lock body (100) are used for the block or release hook body (220), shockproof recess (211) are used for pressing from both sides tightly lock body (100).

2. A door lock according to claim 1, characterized in that the lock body (100) comprises a housing (110), and a bolt (120) and a locking assembly arranged in the housing (110), the bolt (120) being adapted to engage with or release the hook body (220), and the locking assembly being adapted to restrict the movement of the bolt (120) in an unlocking direction.

3. The door lock according to claim 2, characterized in that the housing (110) comprises a first shock-proof surface (111) and a second shock-proof surface (112), the first shock-proof surface (111) and the second shock-proof surface (112) are arranged on two opposite sides of the housing (110), and when the housing (110) is inserted into the shock-proof groove (211), the first shock-proof surface (111) and the second shock-proof surface (112) are attached to the inner side surface of the shock-proof groove (211).

4. A door lock according to claim 3, characterized in that said first shock-absorbing surface (111) and said second shock-absorbing surface (112) are both inclined surfaces and the distance between said first shock-absorbing surface (111) and said second shock-absorbing surface (112) decreases towards the shackle assembly (200).

5. The door lock according to claim 2, characterized in that a sliding groove (113) for sliding the hook body (220) is further provided on the housing (110), the sliding groove (113) extends in a direction away from the latch hook assembly (200), and an opening of the sliding groove (113) faces the latch hook assembly (200), the latch (120) locks or releases the hook body (220) in the sliding groove (113).

6. The door lock according to claim 2, further comprising a second mounting plate (130), the second mounting plate (130) being connected to a side of the housing (110) remote from the shackle assembly (200).

7. The door lock according to claim 6, characterized in that the first mounting plate (210) and the second mounting plate (130) are provided with mounting holes, and the mounting holes are strip-shaped holes.

8. The door lock of claim 2, further comprising an unlocking assembly (310), wherein the unlocking assembly (310) is connected to the locking assembly through a pull rod (320), wherein the locking assembly releases the latch (120) when the unlocking assembly (310) is in the unlocked position, and wherein the locking assembly restricts the movement of the latch (120) in the unlocking direction when the unlocking assembly (310) is in the locked position.

9. A door assembly comprising a door frame, a door panel and a door lock according to any one of claims 1 to 8, said door lock being disposed between said door frame and said door panel.

10. A work machine comprising a door lock according to any one of claims 1 to 8 or a door assembly according to claim 9.

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