CN221293310U - Fixing device of vehicle-mounted instrument and navigation vehicle - Google Patents

Abstract

The utility model discloses a fixing device of a vehicle-mounted instrument and a navigation vehicle, wherein the fixing device comprises a guide rail assembly, a sliding assembly, a locking assembly and a mounting assembly, and the sliding assembly is arranged on the guide rail assembly and can slide; the locking component is provided with a locking state and an unlocking state, and the locking component locks the sliding component on the guide rail component in the locking state and unlocks the sliding component in the unlocking state; the shock-absorbing assembly is connected with the sliding assembly, the sliding assembly and the shock-absorbing assembly are arranged in a stacked mode along the upper and lower directions, the shock-absorbing assembly is provided with a mounting assembly for mounting the vehicle-mounted instrument, and the shock-absorbing assembly is used for buffering vibration impact of the vehicle-mounted instrument along the upper and lower directions. According to the fixing device provided by the embodiment of the utility model, the sliding assembly slides along the guide rail assembly, so that the vehicle-mounted instrument can conveniently enter and exit the installation area, the vehicle-mounted instrument can be conveniently maintained and disassembled, the working efficiency is improved, the after-sales maintenance cost is saved, and the shock absorption protection can be provided for the vehicle-mounted instrument.

Description

Fixing device of vehicle-mounted instrument and navigation vehicle

Technical Field

The utility model relates to the technical field of monitoring equipment, in particular to a fixing device of a vehicle-mounted instrument and a navigation vehicle.

Background

In the related art, a vehicle-mounted instrument in a navigation vehicle is mostly fixed at a specific position in the navigation vehicle in a direct fixing manner. In order to make more efficient use of space in the cart, the vehicle-mounted equipment is often fixed in a corner position in the cart near the inner wall of the cart or in a cabinet in the cart. These positions are often narrow and small enough to accommodate only one vehicle-mounted instrument, so that the vehicle-mounted instrument is inconvenient to disassemble, assemble and maintain, and the working efficiency is affected. The vehicle-mounted instrument is heavy, and more than two persons are needed to move, so that more persons are needed to be arranged in the after-sales maintenance process to move the instrument, and the after-sales maintenance cost is high.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

Therefore, an object of the present utility model is to provide a fixing device for a vehicle-mounted instrument, which can facilitate maintenance and disassembly of the vehicle-mounted instrument, improve working efficiency, save after-sales maintenance cost, and provide shock absorption protection for the vehicle-mounted instrument by moving the fixing device in a navigation vehicle.

Another object of the utility model is to propose a trolley comprising a fixing device as described above.

According to the fixing device provided by the embodiment of the utility model, the fixing device comprises a guide rail assembly, a sliding assembly, a locking assembly and a damping assembly, wherein the sliding assembly is arranged on the guide rail assembly and can slide; the locking assembly is provided with a locking state and an unlocking state, and the locking assembly locks the sliding assembly on the guide rail assembly in the locking state and unlocks the sliding assembly in the unlocking state; the shock-absorbing assembly is connected with the sliding assembly, the sliding assembly and the shock-absorbing assembly are arranged in a stacked mode along the upper and lower directions, an installation assembly used for installing a vehicle-mounted instrument is arranged on the shock-absorbing assembly, and the shock-absorbing assembly is used for buffering shock impact of the vehicle-mounted instrument along the upper and lower directions.

According to the fixing device provided by the embodiment of the utility model, the sliding assembly slides along the guide rail assembly, so that the vehicle-mounted instrument can conveniently enter and exit the installation area, the vehicle-mounted instrument can be conveniently maintained and disassembled, the working efficiency is improved, the after-sales maintenance cost is reduced, and the shock absorption protection can be provided for the vehicle-mounted instrument.

In addition, the fixing device according to the above embodiment of the present utility model may further have the following additional technical features:

Optionally, the sliding component comprises a sliding part, the sliding part is provided with a guide rail channel, the guide rail channel penetrates through two sides of the sliding part, and the guide rail component can be slidably arranged in the guide rail channel in a penetrating mode.

Optionally, the sliding assembly further comprises a plurality of balls, wherein the balls are arranged on the inner wall of the guide rail channel, at least one part of the balls protrudes out of the inner surface of the guide rail channel and can be rollably supported on the surface of the guide rail assembly, and the plurality of balls are arranged along the circumferential direction and/or the axial direction of the guide rail channel.

Optionally, the locking component includes a locking piece, where the locking piece is provided on the sliding component and configured as an arc extending along a circumferential direction of the rail component, and the locking piece surrounds and locks to the rail component in the locked state and releases the rail component in the unlocked state.

Optionally, the locking assembly further comprises a driving member comprising a first portion and a second portion, the driving member being opposite the first portion to press the first portion towards the second portion;

Optionally, the locking assembly further includes a driving member, the locking member is in an annular strip shape, and the driving member is configured to drive the locking member to retract to hug the guide rail assembly.

Optionally, the sliding component is provided with a through hole opposite to the locking component, the driving component rotatably penetrates through the through hole, the driving component is in threaded fit with the sliding component, so that the rotation motion of the driving component is converted into linear motion along the axis of the through hole, the driving component stretches out of the through hole towards the direction deviating from the locking component, and is connected with a handle, and the handle is configured to be convenient to hold and is used for driving the driving component to rotate.

Optionally, the fixing device further includes a shock absorbing assembly, wherein the sliding assembly and the mounting assembly are stacked up and down, and the shock absorbing assembly is connected between the sliding assembly and the mounting assembly and configured to buffer shock in the up and down direction.

Optionally, the guide rail assembly includes at least one guide rail, the both ends of guide rail are equipped with first locating part and second locating part respectively, the slip subassembly includes at least one slider, the slider with the guide rail is corresponding, the slider slidable locates on the guide rail that corresponds, and limit is located first locating part with between the second locating part.

Optionally, the guide rail assembly further comprises a base, the base is connected with the guide rail and extends in the same direction with the guide rail, a limit groove is formed in the circumference of the sliding piece, and the base is suitable for supporting the sliding piece and is embedded into the limit groove.

According to the utility model, the vehicle comprises a vehicle body and the fixing device, wherein the vehicle body is provided with an installation area and a movable area; the rail assembly extends in a direction from the mounting region to the active region, and the slide assembly moves along the rail assembly between the mounting region and the active region.

According to the navigation vehicle provided by the embodiment of the utility model, the vehicle-mounted instrument in the navigation vehicle can be conveniently disassembled, assembled and maintained by applying the fixing device, so that the working efficiency is improved, and the maintenance cost of the vehicle-mounted instrument is reduced.

Drawings

Fig. 1 is a schematic view of a fastening device according to some embodiments of the utility model.

Fig. 2 is a partial schematic view of the embodiment of fig. 1.

FIG. 3 is a schematic view of a slide assembly, a latch assembly, and a handle in some embodiments of the utility model.

FIG. 4 is a schematic view of a slider and handle in some embodiments of the utility model.

FIG. 5 is a cross-sectional view of a slider assembly, a latch assembly, and a handle in some embodiments of the present utility model.

Fig. 6 is a schematic view of a cart (showing the cart body and onboard instrumentation) in some embodiments of the utility model.

Fig. 7 is an internal block diagram of the vehicle (showing the active area and the mounting area) in some embodiments of the utility model.

Fig. 8 is a schematic view of a cart (showing the cart body and onboard instrumentation) in some embodiments of the utility model.

Reference numerals:

The vehicle comprises a vehicle 1000, a fixing device 100, a guide rail assembly 10, a guide rail 11, a base 12, a first limiting member 13, a second limiting member 14, a sliding assembly 20, a sliding member 21, a guide rail channel 211, a limiting groove 212, a ball 22, a locking assembly 30, a locking member 31, a first portion 311, a second portion 312, a driving member 32, a mounting assembly 40, a handle 50, a shock absorbing assembly 60, a vehicle instrument 70, a vehicle body 200, a mounting area 210 and a movable area 220.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

The fixing device 100 and the navigation vehicle 1000 of the vehicle-mounted instrument 70 can facilitate maintenance and disassembly of the vehicle-mounted instrument 70, improve the working efficiency, reduce the after-sale maintenance cost and provide shock absorption protection for the vehicle-mounted instrument 70 through the movement of the fixing device 100 in the navigation vehicle 1000.

Referring to fig. 1 to 5, according to the fixing device 100 in the embodiment of the present utility model, the fixing device 100 includes a rail assembly 10, a sliding assembly 20, a locking assembly 30, and a shock absorbing assembly 60.

Wherein the sliding component 20 is arranged on the guide rail component 10 and can slide; the locking assembly 30 has a locked state in which the locking assembly 30 locks the slide assembly 20 to the rail assembly 10 and an unlocked state in which the locking of the slide assembly 20 is released; the shock absorption assembly 60 is connected with the sliding assembly 20, the sliding assembly 20 and the shock absorption assembly 60 are arranged in a stacked mode along the up-down direction, the shock absorption assembly 60 is provided with a mounting assembly 40 for mounting the vehicle-mounted instrument 70, and the shock absorption assembly is used for buffering shock impact of the vehicle-mounted instrument 70 along the up-down direction; the arrangement can facilitate the vehicle-mounted instrument 70 to enter and exit the installation area 210, facilitate the maintenance and disassembly of the vehicle-mounted instrument 70, improve the working efficiency, reduce the after-sales maintenance cost and provide shock absorption protection for the vehicle-mounted instrument 70.

Generally, the fixing device 100 can be applied to various vehicles, and the vehicle-mounted instrument 70 can be moved on the vehicle by the fixing device 100, so that an operator can conveniently disassemble, assemble and maintain the vehicle-mounted instrument 70; taking the fixing device 100 applied to the navigation vehicle 1000 as an example, the navigation vehicle 1000 can be provided with an installation area 210 and an activity area 220, the vehicle-mounted instrument 70 can be fixed in the installation area 210 during daily use, and the vehicle-mounted instrument 70 can be moved from the installation area 210 to the spacious activity area 220 when the vehicle-mounted instrument 70 needs to be disassembled and maintained, so that the vehicle-mounted instrument 70 can be conveniently maintained; at this time, the movement of the in-vehicle instrument 70 on the navigation vehicle 1000 may be realized by the fixing device 100; specifically, the vehicle-mounted instrument 70 may be mounted on the mounting assembly 40 by means of bolting, etc., the mounting assembly 40 may be connected with the sliding assembly 20, the sliding assembly 20 is slidably disposed on the rail assembly 10, so that the vehicle-mounted instrument 70 may slide along the rail assembly 10 by means of the sliding assembly 20, a portion of the rail assembly 10 may be located in the movable area 220, and another portion of the rail assembly 10 may be located in the mounting area 210, so that the vehicle-mounted instrument 70 may be moved between the movable area 220 and the mounting area 210, thereby facilitating maintenance and disassembly of the vehicle-mounted instrument 70 by an operator to provide working efficiency and reduce after-sales maintenance costs.

In addition, when the vehicle-mounted instrument 70 is located in the installation area 210, the locking assembly 30 can be switched to a locking state, and the sliding assembly 20 is locked on the guide rail assembly 10, so that the fixed installation of the vehicle-mounted instrument 70 is realized; when the vehicle-mounted movement is required to be moved, the locking assembly 30 can be switched to the unlocking state so as to unlock the sliding assembly 20, and the vehicle-mounted instrument 70 can be conveniently moved on the navigation vehicle 1000.

It should be noted that, the locking assembly 30 may be disposed on the mounting assembly 40, and the locking assembly 30 may also be disposed on the sliding assembly 20, where the locking assembly 30 locks the sliding assembly 20 to the rail assembly 10 when the vehicle instrument 70 is fixed; when it is necessary to move the in-vehicle instrument 70, the lock assembly 30 releases the lock on the slide assembly 20.

Further, referring to fig. 1 and 2, the fixing device 100 further includes a shock absorbing assembly 60, the shock absorbing assembly 60 is connected to the sliding assembly 20, the sliding assembly 20 and the shock absorbing assembly 60 are stacked up and down, the shock absorbing assembly 60 is provided with a mounting assembly 40 for mounting the vehicle-mounted instrument 70, and the shock absorbing assembly 60 is used for buffering shock impact of the vehicle-mounted instrument 70 in the up and down direction; in this manner, shock protection may be provided to the in-vehicle instrument 70 to avoid damage to the in-vehicle instrument 70.

In detail, since the structure of the vehicle-mounted instrument 70 is relatively precise and expensive, a certain buffer needs to be provided for the vehicle-mounted instrument 70, so that the vehicle-mounted instrument 70 is prevented from being damaged; therefore, the shock absorbing assembly 60 may be disposed between the sliding assembly 20 and the mounting assembly 40, the shock absorbing assembly 60 and the sliding assembly 20 are sequentially disposed in a top-down direction, and the vehicle instrument 70 is mounted on the mounting assembly 40, such that the vehicle instrument 70 moves in the vehicle 1000, or the shock absorbing assembly 60 may provide shock absorbing protection for the vehicle instrument 70 during driving of the vehicle 1000, so as to avoid damage of the vehicle instrument due to vibration.

Therefore, according to the fixing device 100 in the embodiment of the utility model, the sliding assembly 20 slides along the guide rail assembly 10, so that the vehicle-mounted instrument 70 can conveniently enter and exit the installation area 210, the vehicle-mounted instrument 70 can be conveniently maintained and disassembled, the working efficiency is improved, and the after-sale maintenance cost is saved.

Referring to fig. 3 to 5, in some embodiments of the present utility model, the sliding assembly 20 includes a sliding member 21, the sliding member 21 has a rail passage 211, the rail passage 211 penetrates both sides of the sliding member 21, and the rail assembly 10 slidably penetrates the rail passage 211; by this arrangement, the contact area between the slide assembly 20 and the rail assembly 10 can be increased, thereby improving the fitting stability between the slide assembly 20 and the rail assembly 10.

Specifically, the rail assembly 10 may be disposed within the rail channel 211 and may be slidable relative to the rail assembly 10; when the vehicle-mounted instrument 70 is driven to move, the guide rail assembly 10 can be matched with the guide rail channel 211 and guide the sliding piece 21 to move along the guide rail 11, so that the vehicle-mounted instrument 70 moves between the installation area 210 and the movable area 220, and the disassembly, assembly and maintenance of the vehicle-mounted instrument 70 are convenient; in the above process, since the rail assembly 10 is inserted into the rail channel 211, the contact area between the slider 21 and the rail assembly 10 can be increased, and the stability of relative sliding can be improved.

Referring to fig. 3 and 5, in some embodiments of the present utility model, the sliding assembly 20 further includes a plurality of balls 22, the balls 22 being disposed on an inner wall of the rail channel 211, and at least a portion of the balls 22 protruding from an inner surface of the rail channel 211 and rollably supported on a surface of the rail assembly 10, the plurality of balls 22 being disposed along a circumferential direction and/or an axial direction of the rail channel 211; in this way, the friction between the slider 21 and the rail assembly 10 can be reduced, and the smoothness of movement of the slider 21 can be improved.

Specifically, in connection with the foregoing embodiment, the slider 21 has the rail passage 211, the inner surface of the rail passage 211 is opposite to the rail assembly 10, wherein the balls 22 are provided on the inner wall of the rail passage 211 so that the balls 22 may protrude from the inner surface of the rail passage 211, so that the slider 21 may be supported on the rail assembly 10 by the balls 22 when the rail assembly 10 is engaged with the rail passage 211, and the balls 22 may roll when the slider 21 slides relative to the rail assembly 10, so that the slider 21 slides along the rail assembly 10 by rolling friction, thereby improving the moving smoothness of the slider 21.

In addition, the balls 22 may include a plurality of balls 22 disposed along the circumferential direction and/or the axial direction of the rail channel 211, such that the supporting force of the rail assembly 10 to the slider 21 may be distributed over the plurality of balls 22 when the rail assembly 10 is engaged with the rail channel 211, to improve the engagement stability of the rail assembly 10 with the slider 21.

Referring to fig. 5, in some embodiments of the present utility model, the locking assembly 30 includes a locking member 31, the locking member 31 being provided on the sliding assembly 20 and configured in an arc shape extending along a circumferential direction of the rail assembly 10, the locking member 31 embracing and locking to the rail assembly 10 in a locked state and releasing the rail assembly 10 in an unlocked state; thus, locking and unlocking of the in-vehicle instrument 70 can be achieved.

In detail, when the position of the vehicle-mounted instrument 70 needs to be fixed, the locking piece 31 can be switched to a locking state, and at the moment, the arc-shaped locking piece 31 can encircle the guide rail assembly 10 to lock the sliding assembly 20 on the guide rail assembly 10, so that the relative position between the sliding assembly 20 and the guide rail assembly 10 can be kept unchanged, and the vehicle-mounted instrument 70 is fixed on the navigation vehicle 1000; when the vehicle-mounted instrument 70 needs to be moved, the locking piece 31 can be switched to an unlocking state, and the arc-shaped locking piece 31 can release the guide rail assembly 10, so that the sliding assembly 20 and the guide rail assembly 10 can relatively slide, and the vehicle-mounted instrument 70 can move on the navigation vehicle 1000.

In addition, the locking member 31 is configured in an arc shape extending in the circumferential direction of the rail assembly 10, and the contact area of the locking member 31 with the rail assembly 10 can be increased, and thus the locking effect of the locking member 31 can be improved. In addition, a material with higher roughness can be added on the surface of the locking piece 31 opposite to the guide rail assembly 10, so as to improve the friction force between the locking piece 31 and the guide rail assembly 10, thereby achieving better locking effect.

Referring to fig. 5, in some embodiments of the utility model, the locking assembly 30 further comprises a driving member 32, the locking member 31 comprising a first portion 311 and a second portion 312, the driving member 32 being opposite the first portion 311 to press the first portion 311 towards the second portion 312; thus, locking and unlocking of the in-vehicle instrument 70 can be achieved.

Specifically, when the position of the vehicle-mounted instrument 70 needs to be fixed, the driving member 32 may press against the first portion 311 of the locking member 31 and drive the first portion 311 to move toward the second portion 312, so that the first portion 311 approaches the second portion 312, in other words, the arcuate locking member 31 may be folded to encircle the locking rail assembly 10, so that the sliding assembly 20 is locked on the rail assembly 10; when it is desired to move the in-vehicle instrument 70, the driving member 32 may release the pressing of the first portion 311 of the locking member 31, and at this time, the locking member 31 may release the locking of the rail assembly 10, so that the sliding assembly 20 slides relative to the rail assembly 10.

In other embodiments of the present utility model, the locking assembly 30 further includes a driving member 32, the locking member 31 is in the shape of an annular bar, and the driving member 32 is configured to drive the locking member 31 to retract to hold the rail assembly 10 tightly; specifically, the locking member 31 is in an annular strip shape, wherein the annular strip-shaped locking member 31 can be wound along the circumferential direction of the guide rail assembly 10, and under the action of the driving member 32, the annular strip-shaped locking member 31 can be folded to tightly hold the guide rail assembly 10, so that the sliding assembly 20 is locked on the guide rail assembly 10; and when the driving member 32 does not apply a driving force to the locking member 31, the locking member 31 can release the rail assembly 10 to allow the sliding assembly 20 to slide on the rail assembly 10.

Referring to fig. 5, in some embodiments of the present utility model, the sliding assembly 20 is provided with a through hole opposite to the locking member 31, the driving member 32 is rotatably inserted through the through hole, the driving member 32 is in threaded engagement with the sliding assembly 20 to convert the rotational movement of the driving member 32 into a linear movement along the axis of the through hole, the driving member 32 extends out of the through hole in a direction away from the locking member 31, and a handle 50 is connected to the driving member 32, and the handle 50 is configured to be conveniently held for driving the driving member 32 to rotate; in this way locking and unlocking of the slide assembly 20 can be achieved.

In detail, in connection with some of the previous embodiments, the locking member 31 comprises a first portion 311 and a second portion 312; the operator can hold the handle 50 to drive the driving member 32 to rotate, and at this time, the driving member 32 can be in threaded engagement with the sliding assembly 20 to perform a linear motion along the axis of the through hole, so as to press the first portion 311 toward the second portion 312, thereby closing the locking member 31 to lock the rail assembly 10, and locking the sliding assembly 20 on the rail assembly 10. In addition, the operator can drive the driving member 32 to rotate, so that the driving member 32 moves linearly along the axis of the through hole to deviate from the second portion 312, thereby releasing the pressing of the first portion 311, and the sliding assembly 20 can slide relative to the rail assembly 10.

Furthermore, in combination with the other embodiments described above, the locking member 31 is in the shape of an annular strip; the operator can hold the handle 50 to drive the driving member 32 to rotate, at this time, the driving member 32 can be in threaded fit with the sliding assembly 20, and move linearly along the axis of the through hole to extend into the guide rail channel 211, the driving member 32 can be in transmission connection with the annular strip-shaped locking member 31, and the driving member 32 is driven to gradually retract to hug the guide rail assembly 10, so that the sliding assembly 20 is locked on the guide rail assembly 10; in addition, the operator can drive the driving member 32 to rotate, so that the driving member 32 moves linearly along the axis of the through hole to extend out of the guide rail channel 211, and thus the annular locking member 31 can be driven to release the guide rail assembly 10, so that the sliding assembly 20 can slide on the guide rail assembly 10.

In some specific examples, the driving member 32 is a screw rod, the screw rod can be arranged in the through hole in a penetrating way, threads are arranged on the surface of the screw rod and the inner surface of the through hole so that the screw rod is in threaded fit transmission with the screw hole, one end of the screw rod is connected with the handle 50, and the other end of the screw rod extends into the guide rail channel 211 and is in transmission connection with the locking member 31 in the guide rail channel 211; it can be appreciated that by driving the handle 50, the operator lengthens the size of the screw extending into the guide rail channel 211, so as to press the driving locking member 31, so that the locking member 31 abuts against the guide rail assembly 10, and the locking of the sliding assembly 20 on the guide rail assembly 10 is realized; the handle 50 may also be actuated to shorten the length of the threaded rod extending into the track channel to release the abutment of the locking member 31 and facilitate sliding of the slide assembly 20 on the track assembly 10.

Referring to fig. 1 and 2, in some embodiments of the present utility model, a rail assembly 10 includes at least one rail 11, both ends of the rail 11 are provided with a first stopper 13 and a second stopper 14, respectively, a slider assembly 20 includes at least one slider 21, the slider 21 corresponds to the rail 11, and the slider 21 is slidably disposed on the corresponding rail 11 and is limited between the first stopper 13 and the second stopper 14; in this way, the sliding member 21 can be limited on the guide rail 11 by the limiting member, so that the sliding member 21 is prevented from sliding out, and the vehicle-mounted instrument 70 is prevented from being damaged.

In detail, both ends of the guide rail 11 extend to the movable area 220 and the installation area 210, respectively, so that the vehicle-mounted instrument 70 can move between the movable area 220 and the installation area 210 through the sliding fit of the sliding piece 21 and the guide rail 11, and the vehicle-mounted instrument 70 is convenient to disassemble, assemble and maintain; wherein, can be equipped with first locating part 13 at the one end of guide rail 11, be equipped with second locating part 14 at the other end of guide rail 11, like this when slider 21 slides to the one end of guide rail 11, first locating part 13 can spacing slider 21, avoids slider 21 to roll off guide rail 11, and similarly, when slider 21 slides to the other end of guide rail 11, second locating part 14 can spacing slider 21, avoids slider 21 to roll off guide rail 11 to guarantee that slider 21 is spacing between first locating part 13 and second locating part 14, avoid on-vehicle instrument 70 to damage.

In addition, in some specific examples, the rail assembly 10 may include a plurality of rails 11, the sliding assembly 20 may also include a plurality of sliding members 21, the plurality of sliding members 21 may be correspondingly disposed on the plurality of rails 11, and the mounting assembly 40 may be fixedly connected to the plurality of sliding members 21, and by corresponding cooperation of the plurality of sliding members 21 with the plurality of rails 11, the stress of the single sliding member 21 may be reduced to improve the movement stability of the vehicle apparatus 70 on the carrier 1000.

In addition, in some specific examples, the guide rail 11 may be provided in various forms, for example, in the extending direction of the guide rail 11, the cross-sectional shape of the guide rail 11 may be circular, rectangular, or the like, and correspondingly, in the extending direction, the cross-sectional shape of the guide rail channel 211 in the slider 21 may also be circular, rectangular, facilitating the fitting between the guide rail 11 and the slider 21.

Referring to fig. 1 and 5, in some embodiments of the present utility model, the rail assembly 10 further includes a base 12, the base 12 is connected to the rail 11 and extends in the same direction as the rail 11, a limit groove 212 is formed in the circumference of the slider 21, and the base 12 is adapted to support the slider 21 and is embedded in the limit groove 212; by this arrangement, the stability of the slider 21 on the guide rail 11 can be improved, and the normal operation of the slider 21 can be ensured.

In detail, the sliding member 21 has a rail channel 211, the rail 11 is slidably installed in the rail channel 211, and the base 12 connected to the rail 11 can support the sliding member 21 to increase the bearing area of the sliding member 21, so that the sliding member 21 can be stably installed on the rail assembly 10; conversely, if the rail assembly 10 is not provided, the slider 21 is supported only by the rail 11, and the rail 11 deforms with time due to the limited support capability of the rail 11.

In addition, a limit groove 212 is provided in the circumferential direction of the slider 21; when the sliding member 21 is disposed on the guide rail 11, the base 12 connected to the guide rail 11 may be embedded into the limit groove 212 and support the sliding member 21, so that the sliding member 21 may be limited in the circumferential direction by the cooperation of the base 12 and the limit groove 212, so as to avoid the movement of the sliding member 21 in the circumferential direction and improve the stability of the sliding member 21 on the guide rail 11.

In combination with the foregoing embodiments, in some specific examples of the present utility model, the sliding member 21 has a guide rail channel 211, and the lower side of the guide rail channel 211 has an opening, which may be the aforementioned limiting groove 212, and the base 12 is connected below the guide rail 11 and extends in the same direction as the guide rail 11, so that the guide rail 11 slidably passes through the guide rail channel 211 when the sliding member 21 is matched with the guide rail 11, and the base 12 may be embedded in the opening, thereby limiting the circumferential rotation of the sliding member 21 and improving the stability of the sliding member 21. Further, in the circumferential direction of the guide rail 11, the base 12 has opposite side surfaces gradually distant from each other in the top-down direction, and in the circumferential direction of the guide rail channel 211, the opening has opposite side surfaces gradually distant from each other in the top-down direction, it being understood that the side surfaces of the base 12 may correspond to and abut against the side surfaces of the guide rail channel 211 to support the slider 21 on the base 12, thereby increasing the support area.

Referring to fig. 6 to 8, according to the walker 1000 in the embodiment of the present utility model, the walker 1000 includes the vehicle body 200 and the fixing device 100 in the above-described embodiment.

Wherein the vehicle body 200 has a mounting area 210 and a movable area 220; the guide rail assembly 10 extends along the direction from the installation area 210 to the activity area 220, the sliding assembly 20 moves between the installation area 210 and the activity area 220 along the guide rail assembly 10, and the fixing device 100 is applied, so that the vehicle-mounted instrument 70 in the navigation vehicle 1000 can be conveniently disassembled, assembled and maintained, the working efficiency is improved, and the maintenance cost of the vehicle-mounted instrument 70 is reduced.

Specifically, the rail assembly 10 includes a rail 11, a first limiting member 13, a second limiting member 14 and a base 12, the sliding assembly 20 includes a sliding member 21, one end of the rail 11 is located in an installation area 210, and the other end of the rail 11 is located in an active area 220, so that the sliding member 21 can cooperate with the rail 11 to enable the vehicle-mounted instrument 70 to move between the installation area 210 and the active area 220, and the vehicle-mounted instrument 70 can be conveniently disassembled and maintained, so that the working efficiency is improved, and the maintenance cost of the vehicle-mounted instrument 70 is reduced; and one end of the guide rail 11 may be provided with a first limiting member 13, and the other end of the guide rail 11 may be provided with a second limiting member 14, so as to limit the sliding member 21 between the first limiting member 13 and the second limiting member 14, thereby avoiding damage caused by the vehicle-mounted instrument 70 indirectly mounted on the sliding member 21 being separated from the guide rail 11.

In addition, a limit groove 212 is provided in the circumferential direction of the slider 21; when the slider 21 is engaged with the guide rail 11, the slider 21 may be supported on the base 12 to increase the contact area of the slider 21 with the guide rail assembly 10, to improve the support stability, and the base 12 may be embedded in the limit groove 212 to limit the circumferential movement of the slider 21.

Wherein, the sliding piece 21 and the guide rail 11 can move on the guide rail 11 in a sliding fit manner; specifically, the sliding member 21 has a rail channel 211, the rail channel 211 penetrates through two sides of the sliding member 21, and the rail 11 is slidably inserted into the rail channel 211, so as to increase the contact area between the sliding member 21 and the rail 11, and improve the movement stability; further, a plurality of balls 22 may be provided on the inner wall of the rail passage 211, and the plurality of balls 22 protrude from the inner surface of the rail passage 211, so that when the slider 21 is engaged with the rail 11, the plurality of balls 22 may be supported on the surface of the rail 11 to move the slider 21 relative to the rail 11 by means of rolling friction, thereby improving smoothness of movement of the slider 21.

In addition, a locking component 30 may be disposed on the sliding member 21, locking and unlocking of the sliding member 21 on the guide rail 11 may be achieved by the locking component 30, wherein the locking component 30 includes a locking member 31 and a driving member 32, the locking member 31 is configured into an arc shape extending along the circumferential direction of the guide rail 11, and an arc-shaped mounting groove is disposed on an inner wall of the guide rail channel 211, the mounting groove is used for mounting the arc-shaped locking member 31, the locking member 31 includes a first portion 311 and a second portion 312, and the guide rail channel 211 is provided with a through hole opposite to the first portion 311, the driving member 32 may be disposed in the through hole in a penetrating manner, one end of the driving member 32 extends into the guide rail channel 211 toward the locking member 31, the other end of the driving member 32 extends out of the through hole away from the direction of the locking member 31, and the driving member 32 and the inner wall of the through hole are respectively provided with threads, so that the driving member 32 and the through hole may be screwed, in other words, by rotating the driving member 32, the rotational movement of the driving member 32 may be converted into a linear movement along the axis of the through hole, so that one end of the driving member 32 extends into the guide rail channel 211, so as to extend into the second portion 311, and push one end of the driving member 32 toward the second portion 311 to press against the first portion 311 to lock the sliding member 11, thereby locking the sliding member 11 against the guide rail 11; in addition, by rotating the driving member 32, the rotational movement of the driving member 32 can be converted into a straight line along the axis of the through hole, so that one end of the driving member 32 is retracted from the guide rail channel 211 to release the pressing of the first portion 311, so that the locking member 31 releases the guide rail 11, and the locking of the sliding member 21 on the guide rail 11 is released, thereby facilitating the disassembly, assembly and maintenance of the vehicle-mounted apparatus 70 on the navigation vehicle 1000.

Further, a handle 50 is connected to the other end of the driving member 32, so that an operator can hold the handle 50 and drive the driving member 32 to rotate through the handle 50, thereby improving the working efficiency.

In addition, a shock absorbing assembly 60 may be disposed between the mounting assembly 40 and the slider 21, and the vehicle instrument 70, the mounting assembly 40, the shock absorbing assembly 60 and the slider 21 are sequentially mounted in a top-down direction, so that when the vehicle instrument 70 is subjected to a shock in an up-down direction, the shock received by the vehicle instrument 70 is buffered by the shock absorbing assembly 60 to ensure the integrity of the vehicle instrument 70.

In some embodiments of the present utility model, the fixing device 100 includes a mounting plate (i.e., the aforementioned mounting assembly 40), on which the vehicle instrument 70 is fixedly mounted, under which a damper spring (i.e., the aforementioned damper assembly 60) is disposed, under which a connection plate is disposed, under which a slider (i.e., the aforementioned slider assembly 20) is disposed, the slider including a slider body (i.e., the slider 21), a handle 50, a locking screw (i.e., the driving member 32), a locking ring (i.e., the locking member 31), and balls 22.

The handle 50 is rotated clockwise, the handle 50 can drive the locking screw to rotate, and the locking screw presses the locking ring, so that the sliding block can be fixed on the guide rail 11. Turning the handle 50 anticlockwise can loosen the locking screw, and the locking ring is automatically loosened from the guide rail 11 under the action of self-elasticity.

In some specific examples of the present utility model, the guide rail 11 is disposed under the slider, and two ends of the guide rail 11 are provided with limiting blocks (i.e., a first limiting member 13 and a second limiting member 14), which limit the slider when sliding on the guide rail 11, so as to prevent the slider from falling off the guide rail 11. A guide rail fixing plate is arranged below the guide rail 11 and is fixed on the floor in the navigation vehicle 1000. The rail 11, rail-mounting plate and stopper are part of the rail assembly 10. One end of the rail 11 is positioned inside the cabinet (i.e., the aforementioned mounting area 210) and the other end is positioned in the active area 220 within the cart 1000.

After the whole fixing device 100 is mounted and fixed on the navigation vehicle 1000 and the vehicle-mounted instrument 70 is also fixed on the mounting plate, the vehicle-mounted instrument 70 is slightly pushed, and the vehicle-mounted instrument 70 can move along the axial direction of the guide rail 11. When the in-vehicle instrument 70 needs to be fixed inside the cabinet, the in-vehicle instrument 70 is moved to a proper position inside the cabinet, then the handle 50 is turned, the locking screw on the slide block is screwed, and the in-vehicle instrument 70 is fixed inside the cabinet. When the vehicle-mounted instrument 70 needs to be disassembled for maintenance, the handle 50 is turned, the locking screw on the sliding block is loosened, the vehicle-mounted instrument 70 is moved to the movable area 220 outside the cabinet, and then the handle 50 is turned to lock the sliding block, so that the vehicle-mounted instrument 70 is fixed, and the vehicle-mounted instrument 70 can be conveniently disassembled for maintenance.

In summary, according to the fixing device 100 of the embodiment of the utility model, the vehicle-mounted instrument 70 can be mounted and fixed on the vehicle 1000 more conveniently and easily. Compared with the prior art, the utility model can be installed and operated in a narrow space, and the installation and fixation difficulty coefficient is greatly reduced.

In addition, in troubleshooting the in-vehicle apparatus 70, inspection and maintenance are much more convenient than those of the related art. In the related art, in fault detection, inspection and maintenance, the vehicle-mounted instrument 70 needs to be detached from the narrow space of the cabinet during the maintenance, and the detachment process can be completed by cooperation of multiple persons. The vehicle-mounted instrument 70 is not required to be detached from the installation area 210, only the locking screw on the sliding block is required to be loosened, and then the vehicle-mounted instrument 70 is slightly moved from the installation area 210 to the open area, so that the whole operation is simple, quick and convenient, and the operation by a single person can be easily completed.

Secondly, the utility model can greatly improve the working efficiency of the installation and after-sales maintenance personnel, reduce the labor cost of enterprises, and simultaneously reduce the damage risk of the vehicle-mounted instrument 70 in the process of disassembly, assembly and transportation.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. 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.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A fixture for a vehicle-mounted instrument, comprising:

A rail assembly (10);

The sliding assembly (20) is arranged on the guide rail assembly (10) and can slide;

a locking assembly (30), the locking assembly (30) having a locked state and an unlocked state, the locking assembly (30) locking the slide assembly (20) to the rail assembly (10) in the locked state and unlocking the slide assembly (20) in the unlocked state;

The shock-absorbing assembly (60), shock-absorbing assembly (60) with sliding assembly (20) links to each other, sliding assembly (20) with shock-absorbing assembly (60) are along upper and lower direction range upon range of setting, be equipped with on shock-absorbing assembly (60) and be used for installing on-vehicle instrument (70) installation subassembly (40), shock-absorbing assembly (60) are used for buffering on-vehicle instrument (70) are followed on-the-go up ascending vibrations of lower direction.

2. The fixture of claim 1, wherein the slide assembly (20) comprises a slide (21), the slide (21) having a rail channel (211), the rail channel (211) extending through both sides of the slide (21), the rail assembly (10) slidably disposed through the rail channel (211).

3. The fixture according to claim 2, wherein the sliding assembly (20) further comprises a plurality of balls (22), the balls (22) being provided on an inner wall of the guide rail channel (211), and at least a portion of the balls (22) protruding from an inner surface of the guide rail channel (211) and rollably supported on a surface of the guide rail assembly (10), the plurality of balls (22) being arranged in a circumferential and/or axial direction of the guide rail channel (211).

4. The fastening device according to claim 1, wherein the locking assembly (30) comprises a locking member (31), the locking member (31) being provided on the slide assembly (20) and configured as an arc extending in a circumferential direction of the rail assembly (10), the locking member (31) embracing the locking member in the locked state to the rail assembly (10) and releasing the rail assembly (10) in the unlocked state.

5. The fixation device of claim 4, wherein the locking assembly (30) further comprises a driving member (32), the locking member (31) comprising a first portion (311) and a second portion (312), the driving member (32) being opposite the first portion (311) to press the first portion (311) towards the second portion (312).

6. The fixation device of claim 4, wherein the locking assembly (30) further comprises a driving member (32), the locking member (31) being in the shape of an annular bar, the driving member (32) being configured to drive the locking member (31) to collapse to hug the rail assembly (10).

7. A fixing device according to claim 5 or 6, wherein the sliding assembly (20) is provided with a through hole opposite to the locking member (31), the driving member (32) is rotatably arranged through the through hole, the driving member (32) is in threaded engagement with the sliding assembly (20) to convert the rotational movement of the driving member (32) into a linear movement along the axis of the through hole, the driving member (32) protrudes out of the through hole in a direction away from the locking member (31), and a handle (50) is connected, the handle (50) being configured for easy gripping for driving the driving member (32) in rotation.

8. The fixing device according to any one of claims 1-6, wherein the rail assembly (10) comprises at least one rail (11), a first limiting member (13) and a second limiting member (14) are respectively arranged at two ends of the rail (11), the sliding assembly (20) comprises at least one sliding member (21), the sliding member (21) corresponds to the rail (11), and the sliding member (21) is slidably arranged on the corresponding rail (11) and is limited between the first limiting member (13) and the second limiting member (14).

9. The fixing device according to claim 8, wherein the guide rail assembly (10) further comprises a base (12), the base (12) is connected with the guide rail (11) and extends in the same direction as the guide rail (11), a limit groove (212) is formed in the circumferential direction of the sliding member (21), and the base (12) is suitable for supporting the sliding member (21) and is embedded in the limit groove (212).

10. A travel car, comprising:

A vehicle body (200), the vehicle body (200) having a mounting region (210) and a movable region (220);

The fixture of any of claims 1-9, the rail assembly (10) extending in a direction from the mounting region (210) to the active region (220), the slide assembly (20) moving along the rail assembly (10) between the mounting region (210) and the active region (220).