CN217978033U

CN217978033U - Remove DR locking device

Info

Publication number: CN217978033U
Application number: CN202221399522.XU
Authority: CN
Inventors: 谢敬涛; 张尤峰; 熊礼勇
Original assignee: Shenzhen Angell Technology Co ltd
Current assignee: Shenzhen Angell Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-12-06
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a mobile DR locking device, which comprises a telescopic arm component, a telescopic arm locking component and an electromagnetic locking component; the electromagnetic locking assembly comprises a lock catch assembly and an electromagnetic lock assembly, and has the advantages that: hasp in the hasp subassembly and the latch hook in the electromagnetic lock subassembly are for keeping away from gradually when the unblock, the subassembly is close to and appears blocking the situation that can't the unblock easily when avoiding traditional locking device hasp and latch hook unblock, bring very big facility for the user, and simultaneously, contain the unblock subassembly in the hasp subassembly, can realize this locking device's electromagnetic unlocking and manual unblock, the function is more comprehensive, contain the lock detection subassembly that targets in place that falls in the hasp subassembly, can detect whether the lock that falls of locking device targets in place, guarantee to lock and target in place, and then guarantee the reliability of locking device locking process, the display screen work that moves DR equipment simultaneously in the cooperation, can avoid it to appear forgetting the condition of closing, reduce the energy consumption, save the electric energy, be convenient for popularization and use of product.

Description

Remove DR locking device

Technical Field

The utility model relates to a DR equipment locking technical field, concretely relates to remove DR locking device.

Background

In recent years, mobile DR equipment is beginning to be widely applied to life, the mobile DR equipment mostly comprises a mobile machine body, an upright post, a telescopic arm installed on the upright post, an X-ray tube assembly installed on the telescopic arm and the like, in order to avoid toppling of the mobile DR equipment in the using process, a supporting structure (namely the upright post and the telescopic arm) of the X-ray tube assembly is often required to be locked, then the locking is released when the mobile DR equipment moves to a working position, then the mobile DR equipment starts to work, when a locking device is unlocked, a locking hook needs to rotate to ensure that the locking hook assembly is separated from the locking hook, when a traditional electromagnetic lock assembly is unlocked, the locking hook and the locking hook assembly are gradually close, so that when the distance between the locking hook and a locking rod of the electromagnetic lock assembly is not enough for rotating the locking hook, the electromagnetic lock can be locked and not unlocked, in addition, the existing locking device is too single in function, lacks a corresponding falling lock in-place detection device, and cannot realize locking of the telescopic arm, and therefore, the mobile DR locking device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a remove DR locking device just in order to solve above-mentioned problem, have avoid the unblock card die, can stretch out and draw back the arm locking, guarantee to fall to lock advantage such as target in place, see below explanation for details.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a mobile DR locking device, which comprises a telescopic arm component, a telescopic arm locking component and an electromagnetic locking component;

the telescopic arm assembly comprises a telescopic arm outer cylinder, a telescopic arm middle cylinder is connected inside the telescopic arm outer cylinder in a sliding manner, and a telescopic arm inner cylinder is connected inside the telescopic arm middle cylinder in a sliding manner;

the telescopic arm locking component is connected with the lower end of the telescopic arm outer cylinder;

the electromagnetic locking assembly comprises a locking assembly and an electromagnetic lock assembly, the locking assembly is connected with the lower end of the telescopic arm outer cylinder and corresponds to the telescopic arm locking assembly, the electromagnetic lock assembly comprises a locking assembly, an unlocking assembly and a falling lock in-place detection assembly, the locking assembly is located under the locking assembly, the unlocking assembly is connected with the left end of the locking assembly, and the falling lock in-place detection assembly is connected with the right end of the locking assembly.

As preferred, flexible arm locking assembly includes the lock lever cover, the inside sliding connection of lock lever cover has the lock lever seat, lock lever seat and flexible arm urceolus fixed connection, the inside of lock lever seat is equipped with the locking lever, the lower extreme of locking lever runs through the lock lever seat and connects through locking screw and lock lever cover, the lower extreme of lock lever seat is equipped with the locking lever mounting hole that corresponds with the locking lever, the locking lever passes the locking lever mounting hole, reset spring has been cup jointed to the lower extreme of locking lever, reset spring is located between lock lever seat and the locking lever cover, the bottom of lock lever cover is equipped with the crashproof pad, realizes the connection installation of flexible arm locking assembly, guarantees flexible arm locking assembly's normal use, establishes the basis for flexible arm assembly's locking.

Preferably, the middle cylinder of the telescopic arm and the inner cylinder of the telescopic arm are both provided with lock rod jacks corresponding to the lock rods, and the lock rods sequentially penetrate through the lock rod jacks on the middle cylinder of the telescopic arm and the inner cylinder of the telescopic arm, so that the lock rods are matched with the lock rod jacks on the middle cylinder of the telescopic arm and the inner cylinder of the telescopic arm to be installed, and a foundation is laid for locking the locking assembly of the telescopic arm.

As preferred, the hasp subassembly is including buffering silica gel pad, the lower extreme fixed connection of buffering silica gel pad and flexible arm urceolus, be equipped with the locking lever cover jack that corresponds with the locking lever cover on the buffering silica gel pad, the locking lever cover passes locking lever cover jack, the lower extreme fixedly connected with hasp of buffering silica gel pad realizes the connection installation of hasp subassembly, guarantees the normal use of hasp subassembly, establishes the basis for this locking device's locking.

As preferred, the locking subassembly includes the electromagnetic lock support, the top of electromagnetic lock support is equipped with the top shell, be equipped with the hasp jack that corresponds with the hasp on the shell of top, hasp and hasp jack cooperation installation, the middle part of electromagnetic lock support is located the top shell and is equipped with the lock seat under, lock seat middle part rotation is connected with the latch hook rotation axis, the middle part fixedly connected with latch hook of latch hook rotation axis, the left end of latch hook is equipped with long waist, it is connected with the hasp and detects the piece to rotate on the latch hook rotation axis, realizes the connection installation of locking subassembly, guarantees the normal use of locking subassembly, lays a foundation for this locking device's locking.

Preferably, the lock hook rotating shaft is located right below the lock catch, so that the lock hook is prevented from rotating when not unlocked, and the locking reliability of the lock catch is ensured.

Preferably, the lock catch detection piece is provided with a mounting hole corresponding to the lock hook rotating shaft, the lock hook rotating shaft penetrates through the mounting hole, the lock hook rotating shaft and the mounting hole are matched for use, and the lock catch detection piece and the lock hook rotating shaft are ensured to be connected and mounted.

As preferred, the unblock subassembly includes the electromagnet coil, electromagnet coil and electromagnetic lock support fixed connection just are located the left end of lock seat, electromagnet coil's middle part sliding connection has the electromagnet to move the pole, the upper end that the electromagnet moved the pole is equipped with the switching cap, the electromagnet spring has been cup jointed in the outside that the electromagnet moved the pole, the electromagnet spring is located between electromagnet coil and the switching cap, the manual unlocking lever of middle part fixedly connected with of switching cap, the upper end of switching cap is equipped with the electromagnet pivot, the long waist of the left end of electromagnet pivot and latch hook is connected, be equipped with on the latch hook and correspond the through-hole with the electromagnet pivot, the electromagnet pivot passes the through-hole, realizes the connection installation of unblock subassembly, guarantees the normal work of unblock subassembly, lays the basis for the unblock of this electromagnetic lock subassembly.

As preferred, the locking detection subassembly that targets in place includes the hasp and detects photoelectric switch, the hasp detects photoelectric switch and includes hasp detection seat and photoelectric detection switch, the hasp detects seat and lock seat fixed connection, photoelectric detection switch and hasp detect the right-hand member of piece corresponding, the right-hand member fixedly connected with tension spring hook piece of seat is detected to the hasp, be equipped with the hasp on the tension spring hook piece and detect the piece tension spring lock, realize the locking detection subassembly that targets in place's connection installation, guarantee the normal work of locking detection subassembly that targets in place, lay the foundation for the locking detection that targets in place of this hasp.

Preferably, one end of the lock catch detection piece tension spring lock is connected with the tension spring hook piece, and the other end of the lock catch detection piece tension spring lock is connected with the right end of the lock catch detection piece, so that the lock catch detection piece tension spring lock is connected and installed, and a foundation is laid for resetting of the lock catch detection piece.

The beneficial effects of the utility model reside in that:

the telescopic arm locking assembly is arranged, so that the movable DR telescopic arm can be locked when the mobile DR equipment is locked, the telescopic arm of the mobile DR equipment is prevented from sliding out possibly when the gradient of a road surface is larger, the stability of the telescopic arm of the mobile DR equipment is effectively ensured, meanwhile, the telescopic arm locking assembly can reset automatically, the use of the telescopic arm in a normal state is not influenced, and the design is more humanized;

hasp in the hasp subassembly and the latch hook in the electromagnetic lock subassembly are for keeping away from gradually when the unblock, the subassembly is close to and appears blocking the situation that can't the unblock easily when avoiding traditional locking device hasp and latch hook unblock, bring very big facility for the user, and simultaneously, contain the unblock subassembly in the hasp subassembly, can realize this locking device's electromagnetic unlocking and manual unblock, the function is more comprehensive, contain the lock detection subassembly that targets in place that falls in the hasp subassembly, can detect whether the lock that falls of locking device targets in place, guarantee to lock and target in place, and then guarantee the reliability of locking device locking process, the display screen work that moves DR equipment simultaneously in the cooperation, can avoid it to appear forgetting the condition of closing, reduce the energy consumption, save the electric energy, be convenient for popularization and use of product.

Drawings

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

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic perspective view of fig. 1 according to the present invention;

fig. 3 is a schematic partial perspective view of fig. 4 of fig. 1 according to the present invention;

fig. 4 is a schematic perspective view of fig. 1 and 2 according to the present invention;

fig. 5 is a schematic cross-sectional view of fig. 4 of fig. 1 according to the present invention;

fig. 6 is a schematic cross-sectional view of fig. 3 of fig. 1 according to the present invention;

fig. 7 is a schematic cross-sectional view of the locking device of fig. 1 according to the present invention;

fig. 8 is a schematic cross-sectional view of the locked state of fig. 1 according to the present invention.

The reference numerals are explained below:

1. a telescopic arm assembly; 101. an outer telescopic arm cylinder; 102. a telescopic arm middle cylinder; 103. an inner telescopic arm cylinder; 2. a latch assembly; 201. locking; 202. buffering a silica gel pad; 3. a telescopic arm locking assembly; 301. A lock lever; 302. a lock lever seat; 303. a lock rod sleeve; 304. a return spring; 305. locking the screw; 306. An anti-collision silica gel pad; 4. an electromagnetic lock assembly; 401. an electromagnetic lock bracket; 402. a latch hook; 403. a lock seat; 404. a lock catch detection sheet; 405. a latch hook rotating shaft; 406. an electromagnet connecting shaft; 407. a manual unlocking lever; 408. the lock catch detects the leaf spring lock; 409. the lock catch detects the photoelectric switch; 410. an electromagnet moving rod; 411. an electromagnet coil; 412. a top housing; 413. a tension spring hook piece; 414. a transfer cap; 415. an electromagnet spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a mobile DR locking device, which comprises a telescopic arm assembly 1, a telescopic arm locking assembly 3 and an electromagnetic locking assembly; the telescopic arm assembly 1 comprises a telescopic arm outer cylinder 101, a telescopic arm middle cylinder 102 is connected inside the telescopic arm outer cylinder 101 in a sliding manner, and a telescopic arm inner cylinder 103 is connected inside the telescopic arm middle cylinder 102 in a sliding manner; the telescopic arm locking assembly 3 is connected with the lower end of the telescopic arm outer cylinder 101, the telescopic arm locking assembly 3 comprises a lock rod sleeve 303, a lock rod seat 302 is slidably connected inside the lock rod sleeve 303, the lock rod seat 302 is fixedly connected with the telescopic arm outer cylinder 101, a lock rod 301 is arranged inside the lock rod seat 302, the lower end of the lock rod 301 penetrates through the lock rod seat 302 and is connected with the lock rod sleeve 303 through a locking screw 305, a lock rod mounting hole corresponding to the lock rod 301 is formed in the lower end of the lock rod seat 302, the lock rod 301 penetrates through the lock rod mounting hole, a reset spring 304 is sleeved at the lower end of the lock rod 301 and is positioned between the lock rod seat 302 and the lock rod sleeve 303, an anti-collision silica gel pad 306 is arranged at the bottom end of the lock rod sleeve 303, lock rod insertion holes corresponding to the lock rod 301 are formed in the telescopic arm middle cylinder 102 and the telescopic arm inner cylinder 103, the lock rod 301 sequentially penetrates through the lock rod middle cylinder 102 and telescopic arm inner cylinder 103, the lock rod insertion holes in the telescopic arm middle cylinder 102 and the telescopic arm inner cylinder 103, the lock rod 301 are ensured to be installed in a matched manner, a locking assembly foundation for the telescopic arm locking assembly 3, and a telescopic arm assembly foundation 1 is laid for the telescopic arm locking assembly to be normally used; the electromagnetic locking assembly comprises a lock catch assembly 2 and an electromagnetic lock assembly 4, the lock catch assembly 2 is connected with the lower end of the telescopic arm outer cylinder 101 and corresponds to the telescopic arm locking assembly 3, the lock catch assembly 2 comprises a buffer silica gel pad 202, the buffer silica gel pad 202 is fixedly connected with the lower end of the telescopic arm outer cylinder 101, a lock rod sleeve insertion hole corresponding to the lock rod sleeve 303 is arranged on the buffer silica gel pad 202, the lock rod sleeve 303 penetrates through the lock rod sleeve insertion hole, a lock catch 201 is fixedly connected with the lower end of the buffer silica gel pad 202, the lock catch assembly 2 is connected and installed, the normal use of the lock catch assembly 2 is guaranteed, a foundation is laid for the locking of the locking device, the electromagnetic lock assembly 4 comprises a locking assembly, an unlocking assembly and a falling lock in-place detection assembly, the locking assembly is located under the lock catch assembly 2, the locking assembly comprises an electromagnetic lock support 401, the top end of the electromagnetic lock support 401 is provided with a top shell 412, the top shell 412 is provided with a lock catch jack corresponding to the lock catch 201, the lock catch 201 and the lock catch jack are installed in a matched mode, the middle of the electromagnetic lock support 401 is located under the top shell 412, the lock seat 403 is connected with a lock hook rotating shaft 405 in a rotating mode, the lock hook rotating shaft 405 is located under the lock catch 201, the lock hook 402 is prevented from rotating when not unlocked, the locking reliability of the lock catch 201 is guaranteed, the middle of the lock hook rotating shaft 405 is fixedly connected with the lock hook 402, the left end of the lock hook 402 is provided with a long waist, the lock hook rotating shaft 405 is connected with a lock catch detection sheet 404 in a rotating mode, the lock catch detection sheet 404 is provided with an installation hole corresponding to the lock hook rotating shaft 405, the lock hook rotating shaft 405 penetrates through the installation hole, the lock hook rotating shaft 405 and the installation hole are matched, the lock catch detection sheet 404 and the lock hook rotating shaft 405 are guaranteed to be installed in a connected mode, the connection and installation of the locking component are guaranteed, and the normal use of the locking component is guaranteed, the unlocking assembly comprises an electromagnet coil 411, the electromagnet coil 411 is fixedly connected with an electromagnet lock bracket 401 and is positioned at the left end of a lock base 403, the middle part of the electromagnet coil 411 is connected with an electromagnet moving rod 410 in a sliding manner, the upper end of the electromagnet moving rod 410 is provided with a switching cap 414, the outer side of the electromagnet moving rod 410 is sleeved with an electromagnet spring 415, the electromagnet spring 415 is positioned between the electromagnet coil 411 and the switching cap 414, the middle part of the switching cap 414 is fixedly connected with a manual unlocking rod 407, the upper end of the switching cap 414 is provided with an electromagnet rotating shaft 406, the electromagnet rotating shaft 406 is connected with the long waist at the left end of a lock hook 402, the lock hook 402 is provided with a through hole corresponding to the electromagnet rotating shaft 406, the electromagnet rotating shaft 406 passes through the through hole to realize the connection and installation of the unlocking assembly, the normal operation of the unlocking assembly is ensured, the unlocking foundation of the electromagnetic lock assembly 4, the in-position detection assembly is connected with the right end of the locking assembly, the in-position detection assembly comprises a lock catch detection light 409, the detection light switch 409 comprises a lock detection seat and a photoelectric detection switch, the lock seat, the lock base is fixedly connected with a detection spring 408, the lock detection switch 413, the detection spring 408, the detection switch 413, the detection spring 408 is connected with the detection spring 408, the detection switch 413, the detection switch is connected with the detection spring 408, the detection hook 413, the detection switch 408, the detection switch is connected with the detection switch 408, the detection switch, a foundation is laid for the lock falling in-place detection of the lock catch 201.

In one embodiment of the present invention, with the mobile DR locking device of the above-described construction,

the locking component 2 and the telescopic arm locking component 3 are correspondingly fixed on the telescopic arm outer cylinder 101, when the lock is locked, the anti-collision silica gel pad 306 in the telescopic arm locking component 3 firstly starts to contact with the top outer shell 412 in the electromagnetic lock component 4, the anti-collision silica gel pad 306 and the locking rod sleeve 303 move upwards, the locking rod 301 is driven to move upwards under the connection of the locking screw 305, the reset spring 304 is compressed at the moment, and the locking rod 301 sequentially penetrates through the locking rod insertion holes in the telescopic arm middle cylinder 102 and the telescopic arm inner cylinder 103, so that the effect of blocking the telescopic arm middle cylinder 102 and the telescopic arm inner cylinder 103 is achieved, and the locking operation of the telescopic arm component 1 is completed;

the latch 201 continuously moves downwards, the latch 201 firstly passes through a latch jack at the upper end of the top shell 412, then the latch 201 is firstly contacted with an inclined plane at the top end of the latch hook 402, the latch 201 presses downwards to force the latch hook 402 to rotate around a latch hook rotating shaft 405, the latch hook 402 transmits torque to the electromagnet connecting shaft 406 and the transfer cap 414 through the long waist at the left end of the latch hook 402, the transfer cap 414 moves downwards to drive the electromagnet moving rod 410 to move downwards, the electromagnet moving rod 410 moves downwards to be wound on the electromagnet spring 415 on the electromagnet moving rod 410 to be compressed, when the latch 201 slides to the limit on the inclined plane at the top end of the latch hook 402, the electromagnet spring 415 falls below the inclined plane at the top end of the latch hook 402, at the moment, the electromagnet spring 415 is not pressed to start to reset, the electromagnet spring 415 resets to push the transfer cap 414 to move upwards, the transfer cap 414 moves upwards to drive the long waist at the left end of the latch hook 402 to move upwards, the right end of the latch hook 402 rotates reversely around the latch hook rotating shaft 405 to latch 201, and then the latch 201 is buckled, and the latch 201 can complete the locking operation of the latch 201;

in the process, as the latch 201 and the latch hook rotating shaft 405 are positioned on the same vertical line, even if the latch 201 moves upwards, no moment is generated to rotate the latch hook 402, so that the locking is very firm;

meanwhile, the latch 201 touches the inclined plane of the latch hook detection piece 404 in the falling process, the latch hook detection piece 404 rotates around a latch hook rotating shaft 405, when the buffering silica gel pad 202 touches the top shell 412, the latch is locked in place, the latch hook detection piece 404 rotates around the latch hook rotating shaft 405, the right side of the latch hook detection piece 404 is tilted, a latch hook detection piece tension spring lock 408 connected with the right end of the latch hook detection piece 404 is pulled, the latch hook detection piece 404 cannot block a photoelectric detection switch in the latch detection photoelectric switch 409 from receiving light, the latch detection photoelectric switch 409 detects that the latch 201 is locked in place, and information is fed back to a controller for moving DR, and at the moment, the liquid crystal display screen can be closed through the controller for moving DR, so that the operation of detecting that the latch is locked in place is completed;

during unlocking, the electromagnet coil 411 can be controlled to work by moving a controller on the DR equipment, so that the electromagnet moving rod 410 is attracted to move downwards, the electromagnet moving rod 410 moves downwards to drive the transfer cap 414 to move downwards, the transfer cap 414 moves downwards to pull the long waist at the left end of the lock hook 402 to move downwards to drive the lock hook 402 to rotate leftwards around the lock hook rotating shaft 405, at this time, the lock hook 402 and the hook rotating shaft 405 gradually move away from and are not easily clamped, when the lock hook 402 cannot clamp the lock catch 201, the lock catch 201 can be unlocked, the lock catch 201 moves upwards in the unlocking process, the pressed lock catch detection piece 404 can also reset under the tension of the lock catch detection piece tension spring lock 408, the lock catch rotating shaft 405 rotates to return to the original position to block light, at this time, the lock catch 201 can be detected to be unlocked to leave, the electromagnetic unlocking operation of the locking device is completed, in addition, when the control of the DR equipment fails or the electromagnet coil 411 is damaged, the manual unlocking rod 407 can be manually pressed to make the manual unlocking rod 407 move downwards, the manual unlocking rod 407 moves downwards to drive the transfer cap 414 to move downwards, the lock catch 414 can drive the lock catch 402 to rotate leftwards, and the manual locking hook 402 can not rotate around the manual unlocking operation can be completed;

after the locking structure is unlocked, the telescopic arm assembly 1 can move upwards, at the moment, the compression return spring 304 is extended and reset, the lock rod seat 302 is driven to move downwards, the lock rod seat 302 moves downwards under the action of the locking screw 305, the lock rod 301 is driven to move downwards, and after the upper end of the lock rod 301 is separated from the lock rod insertion holes in the telescopic arm middle cylinder 102 and the telescopic arm inner cylinder 103, the sliding of the telescopic arm middle cylinder 102 and the telescopic arm inner cylinder 103 is not hindered, so that the unlocking operation of the telescopic arm assembly 1 is completed.

It is worth noting that the fixed connection in the utility model is preferably a screw connection;

the utility model discloses well hasp detects photoelectric switch 409 and electromagnet coil 411's work all adopts prior art, and the controller that the DR equipment was removed to the accessible is controlled.

The mobile DR locking device of the embodiment has the following advantages:

the telescopic arm locking assembly 3 is arranged, so that the movable DR telescopic arm can be locked when the movable DR equipment is locked, the telescopic arm of the movable DR equipment is prevented from sliding out when the gradient of a road surface is larger, the stability of the telescopic arm of the movable DR equipment is effectively ensured, meanwhile, the telescopic arm locking assembly 3 can reset automatically, the use of the telescopic arm in a normal state is not influenced, and the design is more humanized;

hasp 201 in the hasp subassembly 2 and latch hook 402 in the electromagnetic lock subassembly 4 are for keeping away from gradually when the unblock, the subassembly is close to and appears the dead unable unblock situation of card easily when avoiding traditional locking device hasp 201 and latch hook 402 unblock, bring very big facility for the user, simultaneously, contain the unblock subassembly in the hasp subassembly 2, can realize this locking device's electromagnetic unlocking and manual unblock, the function is more comprehensive, contain the lock detection subassembly that targets in place that targets in lock in the hasp subassembly 2, can detect whether the lock that targets in place that locking device targets in place, guarantee to target in lock, and then guarantee the reliability of locking device locking process, the display screen work of while cooperation removal DR equipment, can avoid its condition of appearing closing, reduce the energy consumption, practice thrift the electric energy, be convenient for popularization and use of product.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A mobile DR locking apparatus characterized by: the telescopic arm locking device comprises a telescopic arm assembly (1), a telescopic arm locking assembly (3) and an electromagnetic locking assembly;

the telescopic arm assembly (1) comprises a telescopic arm outer cylinder (101), a telescopic arm middle cylinder (102) is connected inside the telescopic arm outer cylinder (101) in a sliding mode, and a telescopic arm inner cylinder (103) is connected inside the telescopic arm middle cylinder (102) in a sliding mode;

the telescopic arm locking component (3) is connected with the lower end of the telescopic arm outer cylinder (101);

the electromagnetic locking assembly comprises a locking assembly (2) and an electromagnetic lock assembly (4), the lower ends of the locking assembly (2) and the telescopic arm outer barrel (101) are connected and correspond to the telescopic arm locking assembly (3), the electromagnetic lock assembly (4) comprises a locking assembly, an unlocking assembly and a falling lock in-place detection assembly, the locking assembly is located under the locking assembly (2), the unlocking assembly is connected with the left end of the locking assembly, and the falling lock in-place detection assembly is connected with the right end of the locking assembly.

2. The mobile DR locking device of claim 1, wherein: telescopic boom locking Assembly (3) includes lock bar cover (303), the inside sliding connection of lock bar cover (303) has lock bar seat (302), lock bar seat (302) and telescopic boom urceolus (101) fixed connection, the inside of lock bar seat (302) is equipped with locking lever (301), the lower extreme of locking lever (301) runs through lock bar seat (302) and is connected through locking screw (305) and lock bar cover (303), the lower extreme of lock bar seat (302) is equipped with the locking lever mounting hole that corresponds with locking lever (301), locking lever mounting hole has been passed in locking lever (301), reset spring (304) have been cup jointed to the lower extreme of locking lever (301), reset spring (304) are located between lock bar seat (302) and lock bar cover (303), the bottom of lock bar cover (303) is equipped with crashproof silica gel pad (306).

3. The mobile DR locking device of claim 1 wherein: the telescopic boom middle cylinder (102) and the telescopic boom inner cylinder (103) are respectively provided with a lock rod jack corresponding to the lock rod (301), and the lock rod (301) sequentially penetrates through the lock rod jacks on the telescopic boom middle cylinder (102) and the telescopic boom inner cylinder (103).

4. The mobile DR locking device of claim 1, wherein: the locking buckle component (2) comprises a buffering silica gel pad (202), the lower end fixed connection of the buffering silica gel pad (202) and the telescopic arm outer cylinder (101), a locking rod sleeve jack corresponding to the locking rod sleeve (303) is arranged on the buffering silica gel pad (202), the locking rod sleeve jack is penetrated by the locking rod sleeve (303), and a lock buckle (201) is fixedly connected to the lower end of the buffering silica gel pad (202).

5. The mobile DR locking device of claim 1, wherein: the locking assembly comprises an electromagnetic lock support (401), the top end of the electromagnetic lock support (401) is provided with a top shell (412), a lock catch jack corresponding to a lock catch (201) is arranged on the top shell (412), the lock catch (201) and the lock catch jack are installed in a matched mode, a lock base (403) is arranged under the top shell (412) in the middle of the electromagnetic lock support (401), the middle of the lock base (403) is rotatably connected with a lock hook rotating shaft (405), the middle of the lock hook rotating shaft (405) is fixedly connected with a lock hook (402), the left end of the lock hook (402) is provided with a long waist, and the lock hook rotating shaft (405) is rotatably connected with a lock catch detection piece (404).

6. The mobile DR locking device of claim 5 wherein: the lock hook rotating shaft (405) is positioned right below the lock catch (201).

7. The mobile DR locking device of claim 5 wherein: the lock catch detection piece (404) is provided with a mounting hole corresponding to the lock hook rotating shaft (405), and the lock hook rotating shaft (405) penetrates through the mounting hole.

8. The mobile DR locking device of claim 1 wherein: the unblock subassembly includes electromagnet coil (411), electromagnet coil (411) and electromagnetic lock support (401) fixed connection just are located the left end of lock seat (403), the middle part sliding connection of electromagnet coil (411) has electromagnet to move pole (410), the upper end that electromagnet moved pole (410) is equipped with switching cap (414), electromagnet spring (415) have been cup jointed in the outside that electromagnet moved pole (410), electromagnet spring (415) are located between electromagnet coil (411) and switching cap (414), the manual unlocking lever (407) of the middle part fixedly connected with of switching cap (414), the upper end of switching cap (414) is equipped with electromagnet pivot (406), the long waist of the left end of electromagnet pivot (406) and latch hook (402) is connected, be equipped with on latch hook (402) and correspond the through-hole with electromagnet pivot (406), electromagnet pivot (406) pass the through-hole.

9. The mobile DR locking device of claim 5, wherein: the lock that falls detection subassembly that targets in place includes hasp detection photoelectric switch (409), hasp detection photoelectric switch (409) detects seat and photoelectric detection switch including the hasp, the hasp detects seat and lock seat (403) fixed connection, photoelectric detection switch and hasp detect the right-hand member of piece (404) corresponding, the right-hand member fixedly connected with draw spring hook piece (413) that the hasp detected the seat, it detects piece draw spring lock (408) to be equipped with the hasp on draw spring hook piece (413).

10. The mobile DR locking device of claim 9, wherein: one end of the lock catch detection piece tension spring lock (408) is connected with the tension spring hook piece (413), and the other end of the lock catch detection piece tension spring lock (408) is connected with the right end of the lock catch detection piece (404).