阅读说明：本技术 一种用于移动警务的具有防护功能的手持终端装置 (Handheld terminal device with protection function for mobile police service ) 是由 王彩霞 于 2019-09-03 设计创作，主要内容包括：本发明涉及一种用于移动警务的具有防护功能的手持终端装置,包括主机,主机的正面设有显示屏和操作机构,主机的一端设有第二凹口,第二凹口内设有识别机构,操作机构包括挡板、铰接组件、操作板、固定组件和若干按键,识别机构包括密封塞、伸缩组件、移动板、身份证识别仪、指纹采集窗和防护组件,该用于移动警务的具有防护功能的手持终端装置通过操作机构可将显示屏与按键分离,方便扩大显示屏尺寸和按键之间的距离,便于观察操作,同时可对按键和显示屏进行保护,避免受挤压损坏,不仅如此,利用识别机构方便进行身份调查,通过防护板可对身份识别仪和指纹采集窗进行遮挡,避免受潮,从而提高了该警务用手持终端的实用性。(The invention relates to a hand-held terminal device with a protection function for mobile police, which comprises a host, wherein the front side of the host is provided with a display screen and an operating mechanism, one end of the host is provided with a second notch, an identification mechanism is arranged in the second notch, the operating mechanism comprises a baffle plate, a hinged component, an operating plate, a fixed component and a plurality of keys, the identification mechanism comprises a sealing plug, a telescopic component, a movable plate, an identity card identifier, a fingerprint acquisition window and a protection component, the hand-held terminal device with the protection function for mobile police can separate the display screen from the keys through the operating mechanism, conveniently enlarges the size of the display screen and the distance between the keys, is convenient for observation and operation, can protect the keys and the display screen, avoids being damaged by extrusion, is not only convenient for identity investigation by utilizing the identification mechanism, and can shield the identity identifier and the fingerprint acquisition window through a protection plate, avoid being affected with damp to the practicality of this handheld terminal for police service has been improved.)

1. The handheld terminal device with the protection function for mobile police service is characterized by comprising a host (1), wherein a display screen (2) and an operating mechanism are arranged on the front side of the host (1), a first notch is formed in the back side of the host (1), a charging interface (31), a data interface (32) and a plurality of heat dissipation holes (33) are formed in the bottom of the first notch, a second notch is formed in one end of the host (1), an identification mechanism is arranged in the second notch, and a PLC is arranged in the host (1);

the operating mechanism comprises a baffle (3), a hinged component, an operating board (4), a fixed component and a plurality of keys (5), the operating board (4) is fixed on the baffle (3), the keys (5) are uniformly distributed on the operating board (4), the baffle (3) is arranged on one side of the display screen (2) through the hinged component, the fixed component comprises a slide rail (6), a magnet (7) and two fixed units, the slide rail (6) is U-shaped, two ends of the slide rail (6) are fixed on the host (1), the slide rail (6) is positioned on one side of the display screen (2) far away from the operating board (4), the magnet (7) is fixed on the host (1), the magnet (7) is positioned between the two fixed units, the two fixed units are respectively positioned at two ends of the slide rail (6), the fixed units comprise a slip ring (8) and a supporting block (9), the sliding ring (8) is sleeved on the sliding rail (6), the sliding ring (8) is fixedly connected with the supporting block (9), the vertical section of the supporting block (9) is U-shaped, and the supporting block (9) is made of iron;

the identification mechanism comprises a sealing plug (10), a telescopic component, a movable plate (11), an identity card identification instrument (12), a fingerprint acquisition window (13) and a protection component, wherein the sealing plug (10) is covered on a second notch, one side of the movable plate (11) is fixedly connected with the sealing plug (10), the other side of the movable plate (11) is connected with the bottom of the second notch through the telescopic component, the identity card identification instrument (12) and the fingerprint acquisition window (13) are both fixed above the movable plate (11), the identity card identification instrument (12) and the fingerprint acquisition window (13) are both electrically connected with the PLC, the protection component comprises a rotating unit, a protection plate (14) and two supporting rods (15), the rotating unit is arranged above one side of the movable plate (11) close to the telescopic component, and the two supporting rods (15) are respectively fixed above the other side of the movable plate (11), one side of the protection plate (14) is connected with the rotating unit, and the other side of the protection plate (14) is abutted against the upper part of the support rod (15).

2. The hand-held terminal device with a protection function for mobile police according to claim 1, characterized in that the hinge assembly comprises a center rod (16) and two sleeves (17), wherein two ends of the center rod (16) are respectively arranged in the two sleeves (17), the sleeves (17) are fixed on the host (1), and the center of the center rod (16) is fixedly connected with the baffle (3).

3. The hand-held terminal device with protection function for mobile police according to claim 1, characterized in that the barrier (3) is a photovoltaic panel.

4. The handheld terminal device with the protection function for mobile police service of claim 1, wherein silica gel strips (18) are arranged on two sides of the display screen (2) in the direction parallel to the sliding rail (6), and the silica gel strips (18) are fixed on the host (1).

5. The hand-held terminal device with the protection function for mobile police service of claim 1, wherein the rotating unit comprises a bracket (19) and two collars (20), the bracket (19) is U-shaped, two ends of the bracket (19) are fixed on the moving plate (11), the collars (20) are sleeved on the bracket (19), and the collars (20) are fixedly connected with the protection plate (14).

6. A hand-held terminal device with a shielding function for mobile police according to claim 5, characterized in that the inner wall of the side of the collar (20) close to the second recess is provided with a clamping plate (21), the clamping plate (21) abuts against the collar (20), and the collar (20) is fixed on the bracket (19).

7. The hand-held terminal device with a protection function for mobile police service according to claim 1, characterized in that the telescopic assembly comprises a fixed block (22), a telescopic frame (23), two connecting rods (24) and two driving units, the fixed block (22) is fixed at the bottom of the second recess, the fixed block (22) is located between the two driving units, two sides of one end of the telescopic frame (23) are respectively connected with the two driving units, and two sides of the other end of the telescopic frame (23) are respectively hinged with the moving plate (11) through the two connecting rods (24).

8. The mobile police handheld terminal device with the protection function is characterized in that the driving unit comprises a motor (25), a screw rod (26) and a translation block (27), the motor (25) is fixed at the bottom of the second recess, the motor (25) is electrically connected with the PLC, the motor (25) is in transmission connection with one end of the screw rod (26), the other end of the screw rod (26) is arranged in the fixed block (22), the translation block (27) is sleeved on the screw rod (26), a connection part of the translation block (27) and the screw rod (26) is provided with a thread matched with the screw rod (26), and the translation block (27) is connected with the telescopic frame (23).

9. The hand-held terminal device with the protection function for mobile police service of claim 1, characterized in that the telescopic assembly further comprises two sliding units, the two sliding units are respectively positioned on the inner walls of the two sides of the second notch, the sliding units comprise a slide way (28), a slide block (29) and a connecting frame (30), the slide block (29) is fixed on one side of the moving plate (11) close to the bottom of the second notch through the connecting frame (30), the slide way (28) is fixed on the inner wall of the second notch, and the slide block (29) is connected with the slide way (28) in a sliding manner.

10. Hand-held terminal device with a safeguarding function for mobile police as claimed in claim 9, characterized in that the slide (28) is a dovetail groove.

Technical Field

The invention relates to the field of mobile terminals, in particular to a handheld terminal device with a protection function for mobile police service.

Background

When the scientific and technological strong police are not only a slogan, the scientific and technological content of police equipment is higher and higher, and particularly, traffic police, patrol police and criminal police are also equipped with mobile data equipment, wherein the arrangement of a handheld terminal provides a more powerful tool for police. In the case handling equipment of police officers, a handheld terminal device of a police terminal is an indispensable equipment.

But current police handheld terminal structure is fixed single, display screen and button on the equipment are located same one side of handheld terminal, lead to display screen size little, inconvenient observation, and the button closely distributes together, press other buttons on every side easily when pressing one of them button, and display screen and button expose and set up externally, receive extrusion collision damage easily, moreover, in order to facilitate the cooperation police service work of police, still set up the fingerprint collection window on the current police service terminal device, but the position of fingerprint collection window is fixed in the outside of equipment equally, not only drench easily by the rainwater in rainy day, arouse equipment trouble, still be worn and torn simultaneously easily, lead to the fingerprint collection window to damage, and then reduced current police handheld terminal device's practicality.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, a handheld terminal device with a protection function for mobile police service is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a handheld terminal device with a protection function for mobile police service comprises a host, wherein a display screen and an operating mechanism are arranged on the front side of the host, a first notch is formed in the back side of the host, a charging interface, a data interface and a plurality of heat dissipation holes are formed in the bottom of the first notch, a second notch is formed in one end of the host, an identification mechanism is arranged in the second notch, and a PLC is arranged in the host;

the operating mechanism comprises a baffle plate, a hinge assembly, an operating plate, a fixing assembly and a plurality of keys, the operating plate is fixed on the baffle plate, the keys are uniformly distributed on the operating plate, the baffle plate is arranged on one side of the display screen through the hinge assembly, the fixing assembly comprises a slide rail, a magnet and two fixing units, the slide rail is U-shaped, two ends of the slide rail are fixed on the host machine, the slide rail is positioned on one side of the display screen, which is far away from the operating plate, the magnet is fixed on the host machine, the magnet is positioned between the two fixing units, the two fixing units are respectively positioned at two ends of the slide rail, each fixing unit comprises a slide ring and a supporting block, the slide ring is sleeved on the slide rail, the slide ring is fixedly connected with the supporting block, the vertical section of the supporting block is U-shaped, and the;

the identification mechanism includes sealing plug, telescopic component, movable plate, ID card identification appearance, fingerprint collection window and protective assembly, the sealing plug lid is established on the second notch, one side and the sealing plug fixed connection of movable plate, the opposite side of movable plate is passed through telescopic component and is connected with the bottom of second notch, ID card identification appearance and fingerprint collection window are all fixed in the top of movable plate, ID card identification appearance and fingerprint collection window all are connected with the PLC electricity, protective assembly is including rotating unit, guard plate and two branches, the rotating unit sets up the top that is close to one side of telescopic component at the movable plate, and the top at the opposite side of movable plate is fixed respectively to two branches, one side and the rotation unit connection of guard plate, the opposite side of guard plate supports and leans on the top at branch.

Preferably, in order to facilitate rotation of the baffle, the hinge assembly comprises a central rod and two sleeves, two ends of the central rod are respectively arranged in the two sleeves, the sleeves are fixed on the host, and the center of the central rod is fixedly connected with the baffle.

Preferably, in order to enhance the cruising ability of the device, the baffle is a photovoltaic panel.

Preferably, when the baffle is close to the display screen and rotates, the baffle is subjected to limiting support, the contact between the keys on the operating panel and the display screen is prevented, silica gel strips are arranged on the two sides of the display screen in the direction parallel to the sliding rail, and the silica gel strips are fixed on the host.

Preferably, in order to facilitate rotation of the protection plate, the rotation unit comprises a support and two lantern rings, the support is U-shaped, two ends of the support are fixed on the moving plate, the lantern rings are sleeved on the support, and the lantern rings are fixedly connected with the protection plate.

Preferably, in order to prevent the collar from sliding on the bracket, a clamping plate is arranged on the inner wall of the side of the collar close to the second notch, the clamping plate is abutted against the collar, and the collar is fixed on the bracket.

As preferred, for the translation of drive movable plate, flexible subassembly includes fixed block, expansion bracket, two connecting rods and two drive unit, the bottom in the second notch is fixed to the fixed block, the fixed block is located between two drive unit, the both sides of the one end of expansion bracket are connected with two drive unit respectively, the both sides of the other end of expansion bracket are articulated with the movable plate through two connecting rods respectively.

As preferred, remove in order to drive the both ends of keeping away from the connecting rod of expansion bracket, drive unit includes motor, lead screw and translation piece, the motor is fixed in the intraoral bottom of second, the motor is connected with the PLC electricity, the motor is connected with the one end transmission of lead screw, the other end setting of lead screw is in the fixed block, the translation piece cover is established on the lead screw, the translation piece with the junction of lead screw be equipped with the screw thread that matches with the lead screw, the translation piece is connected with the expansion bracket.

Preferably, in order to realize stable movement of the moving plate, the telescopic assembly further comprises two sliding units, the two sliding units are respectively located on the inner walls of the two sides of the second notch, each sliding unit comprises a slide way, a sliding block and a connecting frame, the sliding block is fixed on one side, close to the bottom of the second notch, of the moving plate through the connecting frame, the slide way is fixed on the inner wall of the second notch, and the sliding block is in sliding connection with the slide way.

Preferably, in order to ensure stable sliding of the slider, the slide way is a dovetail groove.

The handheld terminal device with the protection function for mobile police service has the advantages that the display screen can be separated from the keys through the operating mechanism, the size of the display screen and the distance between the keys are conveniently enlarged, the observation operation is convenient, the keys and the display screen can be protected from being damaged by extrusion, the identity investigation is conveniently carried out by the identification mechanism, the identity recognition instrument and the fingerprint acquisition window can be shielded through the protection plate, the damp is avoided, and the practicability of the handheld terminal for mobile police service is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of a hand-held terminal device with a guard function for mobile police service according to the present invention;

fig. 2 is a rear view of the hand-held terminal device with a safeguard function for mobile police of the present invention;

fig. 3 is a schematic structural diagram of an identification mechanism of a hand-held terminal device with a protection function for mobile police service of the present invention;

fig. 4 is a schematic structural diagram of a fixed unit of a hand-held terminal device with a safeguard function for mobile police service of the present invention;

in the figure: 1. the mobile phone comprises a host, 2, a display screen, 3, a baffle, 4, an operation board, 5, a key, 6, a sliding rail, 7, a magnet, 8, a sliding ring, 9, a supporting block, 10, a sealing plug, 11, a moving board, 12, an identity card identifier, 13, a fingerprint acquisition window, 14, a protective board, 15, a supporting rod, 16, a center rod, 17, a sleeve, 18, a silica gel strip, 19, a support, 20, a lantern ring, 21, a clamping plate, 22, a fixing block, 23, an expansion bracket, 24, a connecting rod, 25, a motor, 26, a screw rod, 27, a translation block, 28, a slide way, 29, a sliding block, 30, a connecting frame, 31, a charging interface, 32, a data interface and 33 heat dissipation holes.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1-2, a handheld terminal device with a protection function for mobile police service includes a host 1, a display screen 2 and an operating mechanism are disposed on a front side of the host 1, a first notch is disposed on a back side of the host 1, a charging interface 31, a data interface 32 and a plurality of heat dissipation holes 33 are disposed at a bottom of the first notch, a second notch is disposed at one end of the host 1, an identification mechanism is disposed in the second notch, and a PLC is disposed in the host 1;

a PLC, i.e., a programmable logic controller, which employs a programmable memory for storing therein a program, executing instructions for user-oriented operations such as logic operation, sequence control, timing, counting, and arithmetic operation, and controlling various types of machines or production processes through digital or analog input/output, is essentially a computer dedicated for industrial control, has a hardware structure substantially the same as that of a microcomputer, and is generally used for data processing and instruction reception and output for realizing central control.

In this mobile police handheld terminal device, interface 31 charges, the first notch at data interface 32 and louvre 33 place is located the back of host computer 1, when the police of being convenient for takes out, first notch is back to down, prevent that the rainy day rainwater from passing through interface 31 that charges, inside data interface 32 and louvre 33 get into host computer 1, influence the use of equipment, utilize interface 31 that charges to conveniently charge this police handheld terminal, utilize data interface 32 to be convenient for this handheld terminal to carry out limited data connection with other equipment, be convenient for read the data in this handheld terminal, and change the inside procedure of handheld terminal, the heat when being convenient for handheld terminal to use through louvre 33 gives off the outside, prevent the inside overheated life who influences equipment of handheld terminal. In the front of host computer 1, can show relevant information through display screen 2, make things convenient for controlgear through operating device, still can protect display screen 2, simultaneously display screen 2 separates with button 5 among the operating device, not only be favorable to increasing the size of display screen 2, convenient observation, still can keep certain interval with each button 5 simultaneously, influence the operation with button 5 contact on every side when avoiding pressing one of them button 5, can make things convenient for the police to carry out identification to suspicious personnel through the identification mechanism in the 1 second notch of host computer, be convenient for assist the investigation, thereby the practicality of equipment has been improved.

As shown in fig. 1 and 4, the operating mechanism includes a baffle 3, a hinge assembly, an operating panel 4, a fixing assembly and a plurality of keys 5, the operating panel 4 is fixed on the baffle 3, the keys 5 are uniformly distributed on the operating panel 4, the baffle 3 is disposed on one side of the display screen 2 through the hinge assembly, the fixing assembly includes a slide rail 6, a magnet 7 and two fixing units, the slide rail 6 is U-shaped, two ends of the slide rail 6 are fixed on the host 1, the slide rail 6 is disposed on one side of the display screen 2 away from the operating panel 4, the magnet 7 is fixed on the host 1, the magnet 7 is disposed between the two fixing units, the two fixing units are respectively disposed at two ends of the slide rail 6, the fixing unit includes a slide ring 8 and a supporting block 9, the slide ring 8 is sleeved on the slide rail 6, and the slide ring 8 is fixedly connected with the supporting block 9, the vertical section of the supporting block 9 is U-shaped, and the supporting block 9 is made of iron;

in the operating mechanism, a baffle 3 is arranged at one side of a display screen 2 on a host 1 through a hinge assembly, the baffle 3 is convenient to drive an operating panel 4 to rotate, when the baffle 3 and the operating panel 4 are rotated to the same plane of the display screen 2, the display screen 2 can be conveniently observed, meanwhile, the operation is carried out through a key 5 on the operating panel 4, after the equipment is used, the baffle 3 is rotated towards the display screen 2, so that the operating panel 4 and the key 5 on the operating panel 4 are just opposite to the display screen 2, the display screen 2 and the key 5 can be protected, meanwhile, the position of the baffle 3 can be fixed by a fixing assembly, the position of a slide rail 6 in the fixing assembly is fixed, a slide ring 8 in the fixing assembly is sleeved on the slide rail 6, the slide rings 8 in two fixing units are respectively moved to two ends of the slide rail 6, then the baffle 3 is rotated close to the display screen 2, so that the baffle 3 is, slide 8 to the center department of slide rail 6 with the sliding ring, make supporting shoe 9 remove, utilize magnet 7 to attract the supporting shoe 9 by the iron preparation, make the U-shaped opening cover of supporting shoe 9 the border position of keeping away from one side of articulated subassembly at baffle 3, support baffle 3, the position of fixed stop 3 avoids button 5 contact display screen 2 on the operation panel 4, make button 5 and display screen 2 extrude each other and cause equipment to damage, thereby display screen 2 and button 5 have been protected. When the equipment needs to be used again, the two sliding rings 8 are respectively moved to the two ends of the sliding rail 6, so that the baffle 3 can be lifted after the U-shaped opening of the supporting block 9 is separated from the edge of the baffle 3, the button 5 is pressed to observe the display screen 2, and the operation of the equipment is realized.

As shown in fig. 3, the identification mechanism comprises a sealing plug 10, a telescopic assembly, a moving plate 11, an identification card identifier 12, a fingerprint acquisition window 13 and a protection assembly, the sealing plug 10 is covered on the second recess, one side of the moving plate 11 is fixedly connected with the sealing plug 10, the other side of the moving plate 11 is connected with the bottom of the second notch through a telescopic component, the identity card identifier 12 and the fingerprint acquisition window 13 are both fixed above the moving plate 11, the identity card recognizer 12 and the fingerprint acquisition window 13 are both electrically connected with the PLC, the protection component comprises a rotating unit, a protection plate 14 and two support rods 15, the rotating unit is arranged above one side of the moving plate 11 close to the telescopic assembly, the two support rods 15 are respectively fixed above the other side of the moving plate 11, one side of the protection plate 14 is connected with the rotation unit, and the other side of the protection plate 14 is abutted against the upper side of the support rod 15.

When suspicious personnel are investigated, a police presses the key 5 to enable the PLC to control the telescopic component in the second recess to start, the movable plate 11 moves towards the outside of the second recess, the upper part of the movable plate 11 supports the protection plate 14 through the supporting rod 15, the protection plate 14 can rotate under the action of the rotating component, the protection plate 14 can be used for shielding the identity recognition instrument and the fingerprint acquisition window 13 on the movable plate 11, rainwater is prevented from hitting the identity recognition instrument and the fingerprint acquisition window 13 when the police are on duty in rainy days, the identity card of the suspicious personnel can be checked through the identity card recognition instrument 12, the fingerprint acquisition window 13 is used for conveniently acquiring the fingerprint of the suspicious personnel, fingerprint recognition is carried out, after the identity is determined, the identity information is displayed through the display screen 2 and is convenient for the police to use, after the identity investigation is finished, the telescopic component drives the telescopic component 11 to be taken in the second recess, the second recess is blocked by the sealing plug 10, so that other impurities in the second recess are prevented from entering the second recess, and the identity recognition instrument and the fingerprint acquisition window 13 are protected.

Preferably, in order to facilitate the rotation of the baffle 3, the hinge assembly includes a central rod 16 and two sleeves 17, two ends of the central rod 16 are respectively disposed in the two sleeves 17, the sleeves 17 are fixed on the main body 1, and the center of the central rod 16 is fixedly connected to the baffle 3. The position of the sleeve 17 is fixed on the main machine 1, so that the central rod 16 can rotate between the two sleeves 17 along the axis of the sleeve 17 conveniently, and the center of the central rod 16 is fixedly connected with the baffle 3, so that the baffle 3 can rotate conveniently.

Preferably, in order to enhance the endurance of the device, the baffle 3 is a photovoltaic panel. After the baffle 3 covers the display screen 2, the baffle 3 can perform photovoltaic power generation in sunny days to store electric energy for the host 1 to use, and the cruising ability of the equipment is enhanced.

Preferably, in order to perform limit support on the baffle 3 and prevent the key 5 on the operation board 4 from contacting the display screen 2 when the baffle 3 rotates close to the display screen 2, silica gel strips 18 are arranged on both sides of the display screen 2 in the direction parallel to the slide rail 6, and the silica gel strips 18 are fixed on the host 1. Baffle 3 leans on to display screen 2 rotation back, utilizes silica gel strip 18 can support baffle 3, avoids button 5 on the operation panel 4 to touch display screen 2 and causes the extrusion damage.

Preferably, in order to facilitate the rotation of the protection plate 14, the rotation unit includes a bracket 19 and two collars 20, the bracket 19 is U-shaped, two ends of the bracket 19 are fixed on the moving plate 11, the collars 20 are sleeved on the bracket 19, and the collars 20 are fixedly connected with the protection plate 14.

As shown in fig. 3, the U-shaped bracket 19 is fixed on the moving plate 11, and the two collars 20 are sleeved on the central portion of the bracket 19, so that the rotation of the protection plate 14 is facilitated by the rotation of the collars 20.

Preferably, in order to prevent the collar 20 from sliding on the bracket 19, a clamping plate 21 is arranged on the inner wall of the collar 20 on the side close to the second notch, the clamping plate 21 abuts against the collar 20, and the collar 20 is fixed on the bracket 19. The position of the collar 20 on the bracket 19 is defined by the clamping plate 21 abutting against one end of the collar 20, preventing the collar 20 from sliding along the bracket 19.

As shown in fig. 3, the telescopic assembly includes a fixing block 22, a telescopic frame 23, two connecting rods 24 and two driving units, the fixing block 22 is fixed at the bottom of the second recess, the fixing block 22 is located between the two driving units, two sides of one end of the telescopic frame 23 are respectively connected with the two driving units, and two sides of the other end of the telescopic frame 23 are respectively hinged to the moving plate 11 through the two connecting rods 24.

The PLC controls the two driving units to operate simultaneously, acts on two sides of one end of the telescopic frame 23, enables two sides of the end of the telescopic frame 23 to be close to or far away from each other, enables the telescopic frame 23 to stretch, enables the telescopic frame 23 to deform, enables the length to change, and drives the moving plate 11 to move through the two connecting rods 24.

Preferably, in order to drive the two ends of the telescopic frame 23, which are far away from the connecting rod 24, the driving unit comprises a motor 25, a screw rod 26 and a translation block 27, the motor 25 is fixed at the bottom of the second notch, the motor 25 is electrically connected with the PLC, the motor 25 is in transmission connection with one end of the screw rod 26, the other end of the screw rod 26 is arranged in the fixed block 22, the translation block 27 is sleeved on the screw rod 26, a connection part of the translation block 27 and the screw rod 26 is provided with a thread matched with the screw rod 26, and the translation block 27 is connected with the telescopic frame 23.

PLC control motor 25 starts, drives lead screw 26 and rotates under the supporting role of bearing, and lead screw 26 passes through the screw thread effect on translation piece 27 for translation piece 27 takes place to remove, and translation piece 27 when in two drive unit is close to each other or keeps away from the back each other, can drive expansion bracket 23 and carry out the flexible removal.

Preferably, in order to realize stable movement of the moving plate 11, the telescopic assembly further includes two sliding units, the two sliding units are respectively located on the inner walls of the two sides of the second notch, the sliding unit includes a slide rail 28, a slide block 29 and a connecting frame 30, the slide block 29 is fixed on one side of the moving plate 11 close to the bottom of the second notch through the connecting frame 30, the slide rail 28 is fixed on the inner wall of the second notch, and the slide block 29 is slidably connected with the slide rail 28. The sliding track of the slider 29 is fixed by the slide 28 fixed inside the second notch, and the moving direction of the moving plate 11 can be fixed because the slider 29 is fixedly connected with the moving plate 11 by the connecting frame 30.

Preferably, the slide ways 28 are dovetail grooves to ensure stable sliding of the slide block 29. The slide ways 28 are dovetail grooves, which can prevent the slide block 29 from separating from the slide ways 28, and further ensure the stable movement of the slide block 29 and the moving plate 11.

In the mobile handheld terminal device for police, the display screen 2 and the keys 5 are separated by the operating panel 4, which is favorable for enlarging the size of the display screen 2, increasing the distance between the keys 5 and facilitating the operation and use, the baffle 3 can be conveniently rotated by the hinge assembly, the baffle 3 can be rotated to cover the display screen 2, the position of the baffle 3 can be fixed by the fixing assembly to protect the display screen 2 and the keys 5, moreover, the movable plate 11 can be controlled to translate by the telescopic assembly inside the second notch, the movable plate 11 extends out of the second notch when investigating the identity, the identity recognition instrument and the fingerprint collection window 13 are prevented from being hit on the identity recognition instrument and the fingerprint collection window 13 by the protection plate 14, the identity card can be detected by the identity recognition instrument and the fingerprint collection window 13 respectively, the identity recognition can be carried out by collecting the fingerprint, after the use, the telescopic assembly drives the movable plate 11 to be put into the second notch, the sealing plug 10 is used for isolating and protecting the identity recognizer and the fingerprint acquisition window 13, so that the practicability of the hand-held terminal for police service is improved.

Compared with the prior art, this a handheld terminating set for removing police affairs that has safeguard function can separate display screen 2 and button 5 through operating device, conveniently enlarge the distance between 2 sizes of display screen and the button 5, be convenient for observe the operation, can protect button 5 and display screen 2 simultaneously, avoid receiving the extrusion damage, moreover, utilize identification mechanism conveniently to carry out the identity investigation, can shelter from identification instrument and fingerprint collection window 13 through guard plate 14, avoid weing, thereby the practicality of this handheld terminal for police affairs has been improved.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.