CN219299018U - Tensioning type caravan cabin door lock - Google Patents

Abstract

The utility model discloses a tensioning type motor home cabin door lock, which comprises a lock head, a handle, a rotating sleeve and a base; the lock head is arranged in the cavity of the handle, and a lock tongue in the lock head is inserted into a lock tongue hole in the handle; along the straight line direction, a handle, a rotating sleeve, a second spring and a rotating shaft are arranged in the mounting cavity of the base; one end of the handle is arranged in one end of the sleeve hole of the rotating sleeve, the lock tongue of the lock head is inserted into the lock tongue hole of the rotating sleeve, the handle is provided with a first pin, and the first pin is inserted into the pin hole of the rotating sleeve; one end of the rotating shaft is arranged in the other end of the sleeve hole of the rotating sleeve, a second pin is arranged on the rotating shaft and inserted into a spiral groove of the rotating sleeve, a second spring is propped between the end part of the rotating shaft and the rotating sleeve, and the other end of the rotating shaft penetrates through the base and is connected with the lock latch. The cabin door lock has the characteristics of having the functions of a handle and a lock, keeping the door in a tensioning state when the door lock is locked, and preventing the cabin door from shaking.

Description

Tensioning type caravan cabin door lock

Technical Field

The utility model relates to the field of locks, in particular to a tensioning type motor home cabin door lock.

Background

In a general lockset, a handle and the lockset are separately arranged on a cabin door of a motor home, a lock latch can be opened in a linkage way by rotating a lock cylinder, and a door can be opened by holding the handle to pull or push.

The existing manufacturer combines the handle and the lockset into a whole, so that the installation space of parts on the door plate is saved, the cabin door is simpler, and the lockset is more novel.

For example, the application number is CN201120500637.9, and when the lockset door is in a closed state, the handle and the button are compressed in the door, so that the anti-theft effect is good; the handle can be ejected only in the open state and is not separated from the base, the door is opened by pulling the handle, and the door lock does not need to be provided with a handle or a pull tab; however, the lock has no tightening mechanism, the lock bolt cannot be clung to the door frame, and the door plate can shake.

The utility model provides another design thought, and designs a tensioning type motor home cabin door lock, which is generated by the design thought.

Disclosure of Invention

The utility model provides a tensioning type motor home cabin door lock which has the functions of a handle and a lock, and simultaneously keeps the door in a tensioning state when a door lock is locked, and the cabin door cannot shake; specifically, the utility model is realized by the following technical scheme:

a taut formula car as a house cabin lock, its characterized in that: comprises a lock head, a handle, a rotating sleeve and a base; the lock head is arranged in the cavity of the handle, and a lock tongue in the lock head is inserted into a lock tongue hole in the handle; along the straight line direction, a handle, a rotating sleeve, a second spring and a rotating shaft are arranged in the mounting cavity of the base; one end of the handle is arranged in one end of the sleeve hole of the rotating sleeve, the lock tongue of the lock head is inserted into the lock tongue hole of the rotating sleeve, the handle is provided with a first pin, and the first pin is inserted into the pin hole of the rotating sleeve; one end of the rotating shaft is arranged in the other end of the sleeve hole of the rotating sleeve, a second pin is arranged on the rotating shaft and inserted into a spiral groove of the rotating sleeve, a second spring is propped between the end part of the rotating shaft and the rotating sleeve, and the other end of the rotating shaft penetrates through the base and is connected with the lock latch.

The unlocking process of the lockset comprises the following steps: first, key insertion. The key is inserted into the lock hole of the lock head, the key is rotated clockwise, the lock head is opened, the lock tongue at the end of the lock head is retracted for a certain distance and separated from the lock tongue groove of the base, and the rotation of the handle is not limited by the base.

And step two, rotating the handle. The handle is rotated anticlockwise, and the rotating sleeve is synchronously driven to rotate; a second pin connected with the rotating shaft is assembled in the spiral groove of the rotating sleeve; the rotating sleeve rotates, the groove wall of the spiral groove gives downward pressure to the second pin, the rotating shaft is driven to move downwards, the adjusting bolt in the lock bolt is far away from the door, and the second pin is positioned at the end B of the spiral groove.

And thirdly, continuing to rotate the handle. Continuing to rotate the handle clockwise, the groove wall at the end B of the spiral groove gives a force in the anticlockwise direction to the second pin to drive the rotating shaft to rotate, so that the lock latch is driven to rotate, and the lockset is opened.

The handle has the functions of unlocking and holding by the hand of a user.

Furthermore, one end of the lock head is a lock hole end, and the other end is provided with a lock tongue which is in a normally-extending state.

Meanwhile, the lock head can be replaced rapidly in a mode of retracting the lock tongue.

Further, one end of the handle is a holding end, and the other end is a connecting end; the inside of the handle is provided with a cavity for assembling the lock head, and the inner wall of the handle is provided with a first pin hole for assembling a first pin; the inner wall of the handle is provided with a lock tongue hole for assembling a lock tongue of the lock head.

Further, a mounting cavity is arranged in the base, and comprises a rotating sleeve mounting cavity and a rotating shaft mounting cavity; the wall of the installation cavity of the base is provided with a lock tongue groove for matching with a lock tongue of the lock head.

Further, the rotating sleeve is internally provided with a sleeve hole, the sleeve hole comprises a first sleeve hole for assembling a connecting end of the handle and a second sleeve hole for assembling a rotating shaft, and the bottoms of the two sleeve holes are provided with end faces; the lock tongue hole is arranged on the first sleeve hole wall and is used for being matched with a lock tongue of the lock head; the first pin hole is arranged on the first sleeve hole wall; the spiral groove is arranged on the wall of the second sleeve hole and used for assembling the second pin.

Further, the rotating shaft is radially provided with a second pin hole.

Further, the latch includes a latch body and an adjusting bolt connected to the latch body by a nut.

The mounting position of the lock bolt can be adjusted according to the thickness of the door plate, so that the lock bolt is always clung to the door frame in the locked lock, and the door plate cannot shake.

Drawings

FIG. 1 is a perspective view of an embodiment of a tension type caravan door lock provided by the present utility model;

FIG. 2 is an exploded view of an embodiment of a tension type caravan door lock provided by the present utility model;

FIG. 3 is a schematic diagram of the installation of a locking head of an embodiment of a tensioning type motor home door lock provided by the utility model;

FIG. 4 is a top view of an embodiment of a tension type caravan door lock provided by the present utility model;

fig. 5 is a D-D cross-sectional view of fig. 4.

Wherein: 1. a lock head; 11. a bolt; 2. a handle; 21. a grip end; 22. a connection end; 23. a first pin hole; 3. a rotating sleeve; 31. a first sleeve hole; 32. a second sleeve hole; 33. an end face; 34. a bolt hole; 35. a first pin hole; 36. a spiral groove; 4. a rotating shaft; 41. a second pin hole; 5. a base; 51. a tongue locking groove; 52. a rotating sleeve mounting cavity; 6. a latch; 61. a latch body; 62. an adjusting bolt; 63. a nut; 8. a second spring; 9. a pin number one; 10. a second pin; 13. and (5) pressing plates.

Detailed Description

Preferred embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

In the following description, for the purposes of explanation of various inventive embodiments, certain specific details are set forth in order to provide a thorough understanding of the various inventive embodiments. One skilled in the relevant art will recognize, however, that an embodiment may be practiced without one or more of the specific details. In other instances, well-known devices, structures, and techniques associated with the present disclosure may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.

Throughout the specification and claims, unless the context requires otherwise, the word "comprise" and variations such as "comprises" and "comprising" will be understood to be open-ended, meaning of inclusion, i.e. to be interpreted to mean "including, but not limited to.

Reference throughout this specification to "one embodiment" or "some embodiments" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Furthermore, the terms first, second and the like in the description and in the claims, are used for descriptive purposes only and not for limiting the size or other order of the objects described.

The axial fixing between the parts is to ensure that the two parts have relatively definite axial positions, prevent the two parts from relatively moving axially, i.e. the two parts cannot relatively move along the straight line of the axis and can bear axial force.

The circumferential fixation between the parts is to transfer torque between the parts, ensuring that the parts rotate synchronously, i.e. the parts cannot rotate relative to each other about the axis.

As shown in fig. 1 and 2, the tensioning type motor home cabin door lock comprises a lock head 1, a handle 2, a rotating sleeve 3 and a base 5, wherein the lock head 1 is arranged in a cavity of the lock head 1 of the handle 2, the rotating sleeve 3, a second spring 8 and a rotating shaft 4 are arranged in an installation cavity of the base 5 along the direction of a C straight line, the rotating shaft 4 penetrates through the base 5 to be connected with a lock bolt 6, one end of the handle 2, the second spring 8 and one end of the rotating shaft 4 are sleeved in the rotating sleeve 3, the handle 2 is fixedly connected with the rotating sleeve 3 in the circumferential direction, and the rotating sleeve 3 is fixedly connected with the base 5 in the axial direction.

1. Each component structure.

As shown in fig. 2, the lock 1 includes a lock tongue 11, and the lock is a normal Guan Suotou, and the lock tongue 11 is kept in an extended state. The working process of the lock head 1 is as follows: the lock tongue 11 is driven to do linear motion by the key inserted into the lock hole of the lock head 1 and rotated.

As shown in fig. 2, one end of the handle 2 is a non-cylindrical holding end 21, and the other end is a cylindrical connecting end 22; the inside of the handle 2 is provided with a cavity for assembling the lock head 1, and the inner wall of the handle 2 is provided with a first pin hole 23 for assembling a first pin 9; the inner wall of the handle 2 is provided with a lock tongue hole.

As shown in fig. 2, the rotating sleeve 3 is internally provided with sleeve holes, the sleeve holes comprise two steps, namely a first sleeve hole 31 for assembling the connecting end 22 of the handle 2 and a second sleeve hole 32 for assembling the rotating shaft 4, and the bottoms of the two sleeve holes are provided with end surfaces 33; the wall of the first sleeve hole 31 is provided with a lock tongue hole 34 for matching with the lock tongue 11 of the lock head 1; a pin hole 35 is provided in the wall of the pin hole 31 for the assembly of the pin 9. The wall of the second sleeve hole 32 is also provided with a spiral groove 36 for assembling the second pin 10, the spiral groove 36 is a through groove formed in the peripheral wall of the rotating sleeve 3, the through groove is a groove through at the bottom of the groove, the through groove is arranged in a left-handed way by taking the axis of the rotating sleeve 3 as a spiral line, the rotating angle is 90 degrees, two ends of the through groove are not through, one end of the spiral groove 36 is higher than the other end in the vertical direction, the high end is an end A, and the low end is an end B.

As shown in fig. 2, the rotation shaft 4 is radially provided with a pin hole No. 41.

As shown in fig. 2, an installation cavity is provided in the base 5, the installation cavity includes a rotating sleeve installation cavity 52 and a rotating shaft installation cavity, the rotating sleeve installation cavity 52 is cylindrical, the rotating shaft installation cavity is cylindrical, and a locking tongue groove 51 is provided on a cavity wall of the rotating sleeve installation cavity.

As shown in fig. 2, the latch 6 includes a latch body 61 and an adjusting bolt 62, the adjusting bolt 62 is fixed to the latch body 61 by a nut 63, and the distance of the tip of the adjusting bolt 62 from the latch body 61 is further adjusted by the adjusting nut 63 to fit doors of different thicknesses.

2. The components are specifically connected.

As shown in fig. 2, when the lock is installed, the base 5 is fixed to the door panel by the pressing plate 13.

As shown in fig. 3, the lock 1 is assembled in the cavity of the handle 2, and the lock tongue 11 in a normal extending state in the lock 1 is inserted into the lock tongue hole of the handle 2 to complete the assembly of the lock 1 and the handle 2. When the lock head 1 is detached from the handle 2, pushing force is applied to the lock tongue 11 outside to push the lock tongue 11, the lock tongue 11 is separated from the lock tongue hole of the handle 2, and at the moment, the lock head 1 can be detached from the handle 2.

As shown in fig. 5, the connecting end 22 of the handle 2 is installed in the first sleeve hole 31 of the rotating sleeve 3, the first pin 9 passes through the first pin hole 23 of the handle 2 and is inserted into the first pin hole 35 of the rotating sleeve 3, so that the handle 2 is connected with the rotating sleeve 3, and the lock tongue 11 in a normal extending state in the lock head 1 is inserted into the lock tongue hole 34 of the rotating sleeve 3.

As shown in fig. 5, one end of the rotating shaft 4 is installed in the second sleeve hole 32 of the rotating sleeve 3, and the second pin 10 is inserted into the spiral groove 36 of the rotating sleeve 3 through the second pin hole 41 on the rotating shaft 4. Meanwhile, a compression type second spring 8 is assembled between the end part of the rotating shaft 4 and the bottom of the second sleeve hole 32 of the rotating sleeve 3, and the second spring 8 gives thrust for the linear movement of the rotating shaft 4.

As shown in fig. 5, the core assembly formed by assembling the above components in order is fitted into the installation cavity of the base 5. The rotating sleeve 3 is correspondingly arranged in the rotating sleeve mounting cavity 52 of the base 5, and the rotating sleeve 3 and the base 5 are axially fixed, namely, the rotating sleeve 3 does not linearly move relative to the base 5, but the rotating sleeve 3 can rotate relative to the base 5. The rotating shaft 4 passes through a rotating shaft installation cavity of the base 5 and is connected with the lock bolt 6 through a screw. The lock tongue 11 in the normal extension state of the lock head 1 is inserted into the lock tongue groove 51 of the base 5, the handle 2, the rotating sleeve 3 and the base 5 are connected, the handle 2, the rotating sleeve 3 and the base 5 cannot rotate relatively, the lock head 1 is in a locking state at the moment, and the whole lock is in a locking state.

3. And (5) unlocking the lockset.

As shown in fig. 5, in the lock locking state, the lock tongue 11 in the normal extending state of the lock head 1 extends and is inserted into the lock tongue hole of the handle 2, the lock tongue hole 34 of the rotating sleeve 3 and the lock tongue groove 51 of the base 5, and the three are fixedly connected and can not rotate relatively; under the action of the second spring 8, the second pin 10 is positioned at the A end of the spiral groove 36 of the rotating sleeve 3.

First, key insertion. The key is inserted into the lock hole of the lock head 1, the key is rotated clockwise, the lock head 1 is opened, the lock tongue 11 at the end of the lock head 1 is retracted a distance and separated from the lock tongue groove 51 of the base 5, and at this time, the rotation of the handle 2 is not limited by the base 5.

And a second step, turning the handle 2. As shown in fig. 4, the handle 2 is rotated anticlockwise, and the rotating sleeve 3 is synchronously driven to rotate; and the second pin 10 connected with the rotating shaft 4 is assembled in the spiral groove 36 of the rotating sleeve 3; the rotating sleeve 3 rotates, the groove wall of the spiral groove 36 gives downward pressure to the second pin 10, the rotating shaft 4 is driven to move downwards, the adjusting bolt 62 in the lock bolt 6 is far away from the door, and the second pin 10 is located at the end B of the spiral groove 36.

And thirdly, continuing to rotate the handle 2. Continuing to rotate the handle 2 clockwise, the groove wall at the end B of the spiral groove 36 gives a force in the anticlockwise direction to the second pin 10, so that the rotating shaft 4 is driven to rotate, the lock latch 6 is driven to rotate, and the lockset is opened.

The lock closing sequence is opposite to the lock unlocking sequence.

The description of the present utility model is not particularly limited, but is conventional in the art.

The foregoing is a preferred embodiment of the present utility model, and several other simple substitutions and modifications made under the circumstances of the inventive concept should be considered as falling within the scope of the present utility model.

Claims (7)

1. A taut formula car as a house cabin lock, its characterized in that: comprises a lock head, a handle, a rotating sleeve and a base; the lock head is arranged in the cavity of the handle, and a lock tongue in the lock head is inserted into a lock tongue hole in the handle; along the straight line direction, a handle, a rotating sleeve, a second spring and a rotating shaft are arranged in the mounting cavity of the base; one end of the handle is arranged in one end of the sleeve hole of the rotating sleeve, the lock tongue of the lock head is inserted into the lock tongue hole of the rotating sleeve, the handle is provided with a first pin, and the first pin is inserted into the pin hole of the rotating sleeve; one end of the rotating shaft is arranged in the other end of the sleeve hole of the rotating sleeve, a second pin is arranged on the rotating shaft and inserted into a spiral groove of the rotating sleeve, a second spring is propped between the end part of the rotating shaft and the rotating sleeve, and the other end of the rotating shaft penetrates through the base and is connected with the lock latch.

2. The tension type caravan door lock as claimed in claim 1, wherein: one end of the lock head is a lock hole end, and the other end is provided with a lock tongue which is in a normally-extending state.

3. A tension type motor home cabin door lock as claimed in claim 2, wherein: one end of the handle is a holding end, and the other end is a connecting end; the inside of the handle is provided with a cavity for assembling the lock head, and the inner wall of the handle is provided with a first pin hole for assembling a first pin; the inner wall of the handle is provided with a lock tongue hole for assembling a lock tongue of the lock head.

4. A tension type motor home cabin door lock as claimed in claim 3, wherein: the base is internally provided with a mounting cavity, and the mounting cavity comprises a rotating sleeve mounting cavity and a rotating shaft mounting cavity; the wall of the installation cavity of the base is provided with a lock tongue groove for matching with a lock tongue of the lock head.

5. A tension type motor home cabin door lock as claimed in claim 3, wherein: the rotating sleeve is internally provided with a sleeve hole, the sleeve hole comprises a first sleeve hole for assembling a connecting end of the handle and a second sleeve hole for assembling a rotating shaft, and the bottoms of the two sleeve holes are provided with end surfaces; the lock tongue hole is arranged on the first sleeve hole wall and is used for being matched with a lock tongue of the lock head; the first pin hole is arranged on the first sleeve hole wall; the spiral groove is arranged on the wall of the second sleeve hole and used for assembling the second pin.

6. The tension type caravan door lock as claimed in claim 1, wherein: the radial direction of the rotating shaft is provided with a second pin hole.

7. The tension type caravan door lock as claimed in claim 1, wherein: the latch comprises a latch body and an adjusting bolt, wherein the adjusting bolt is connected to the latch body through a nut.

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