CN117238069A - Face recognition gate capable of preventing blocking - Google Patents

Abstract

The invention relates to the technical field of security inspection equipment, and discloses an anti-blocking face recognition gate which comprises two gate bodies, wherein an IC card identification area is arranged at the top of the front side of the gate body positioned at the left side, a controller is fixedly arranged in the rear side of the gate body positioned at the right side, and a servo asynchronous stepping motor is fixedly arranged at the bottom end of the inner side of the gate body. This face identification floodgate machine that can prevent blocking, through being provided with elevating system, when positive and negative rotation knob, cooperation bull stick, initiative bevel gear, round bar, driven bevel gear and threaded rod in order to protect face identification appearance body better for the screw thread piece can be at the inside up-and-down motion of cavity, thereby cooperation L shape piece, support column and rectangular plate, make face identification appearance body can be at the inside up-and-down motion of rectangular channel, thereby reached the effect of protection face identification appearance body when not using.

Description

Face recognition gate capable of preventing blocking

Technical Field

The invention relates to the technical field of security inspection equipment, in particular to a face recognition gate capable of preventing blocking.

Background

The face recognition system takes the face recognition technology as the core, is an emerging biological recognition technology, and is a high-precision technology of the present international technological field. The method is widely applied to regional characteristic analysis algorithms, integrates a computer image processing technology and a biological statistics principle, utilizes the computer image processing technology to extract human image characteristic points from videos, and utilizes the biological statistics principle to analyze and establish a mathematical model.

With the social development, the people flow in places such as office buildings, stations and hospitals is dense, the security inspection pressure is increased, people often get into the places such as long teams and the like to brush the identity cards, sometimes the people can forget to take the identity cards, lose the identity cards or hold other credentials and pass through a manual passage, great inconvenience is brought to the people, the efficiency is low, the speed is low, the face recognition is widely applied at present, and the face recognition is applied to security inspection gate machines, so that the efficiency can be improved.

The gate used at the building site portal is large in outdoor dust raising, and general workers concentrate on the gate in business hours, when the gate is not used, the face recognition device of the current gate is of a fixed installation structure, so that the gate is inconvenient to store and prevent dust, and when the gate is used, dust can shield the face recognition device and can not be cleaned in time, so that the recognition is difficult.

Disclosure of Invention

The invention aims to provide an anti-blocking face recognition gate to solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a face identification floodgate machine that can prevent blocking, includes two floodgate machine bodies, be located left floodgate machine body front side top and be provided with the IC-card identification district, the inside fixed mounting in floodgate machine body rear side that is located the right side has the controller, the inside bottom fixed mounting in floodgate machine body inboard has servo asynchronous stepper motor, servo asynchronous stepper motor and controller electric connection, servo asynchronous stepper motor output passes through shaft coupling fixed connection pivot bottom, the inside top of floodgate machine body is connected in the pivot top rotation, pivot arc lateral wall fixed mounting has the baffle, the inside cavity that is provided with of floodgate machine body front side that is located the right side, the inside elevating system that is provided with of cavity, elevating system includes:

the right side wall of the gate body on the right side is rotationally connected with the arc-shaped outer wall of the rotating rod, one end of the right side of the rotating rod is fixedly provided with a knob, and the arc-shaped outer wall of the left side end of the rotating rod in the cavity is fixedly connected with the central arc-shaped inner wall of the drive bevel gear;

the inner wall of the gate body at the bottom of the cavity is rotationally connected with the outer wall of the bottom end of the round bar, the arc-shaped outer wall of the top end of the round bar is fixedly connected with the central arc-shaped inner wall of the driven bevel gear, the driving bevel gear is meshed with the driven bevel gear, the top of the round bar is fixedly connected with the bottom of the threaded rod, and the top end of the threaded rod is rotationally connected with the inner wall of the gate body;

the screw thread piece, inside threaded rod outside threaded connection screw thread piece, lateral wall fixed connection L shape piece one side lateral wall in the direction about the screw thread piece, the floodgate machine body inner wall in the one side lateral wall sliding connection cavity of screw thread piece is kept away from to L shape piece, L shape piece rear side top fixed connection support column bottom, support column top fixed connection rectangular plate bottom, rectangular slot has been seted up to floodgate machine body position directly over the rectangular plate, rectangular plate top fixed mounting has face recognition instrument body.

Preferably, the outer diameter of the round rod is larger than the diameter of the cross section of the threaded rod, so that the round rod can limit the downward movement of the threaded block and prevent excessive descent.

Preferably, the L-shaped block and the support columns are provided with two sides, and are symmetrically arranged at the left end and the right end of the rear side of the L-shaped block by taking the vertical central line of the threaded block as a symmetrical axis, and the tops of the two support columns are respectively fixedly connected with the left end and the right end of the bottom of the rectangular plate, so that the face recognition instrument body moves up and down more stably.

Preferably, the rectangular plate is located right below the rectangular groove, the cross section area of the rectangular plate is matched with that of the rectangular groove, and the rectangular groove is located at the rear side of the top of the cavity and is communicated with the rectangular groove.

Preferably, the movable assembly is arranged in the gate body, a side groove is formed in the front side and the rear side of the rectangular groove at the top of the gate body on the right side, and the inner wall of the side groove is fixedly connected with one end of the reset spring, which is far away from the rectangular groove.

Preferably, the one end fixed connection inclined plate rectangle lateral wall that reset spring is close to the rectangular channel, the lateral wall slip laminating side inslot portion of direction about the inclined plate, fixed mounting has little swash plate between rectangular plate top and the face recognition instrument body bottom lateral wall, fixed mounting has big swash plate between rectangular plate bottom and the support column bottom arc lateral wall.

Preferably, the side grooves, the return springs, the inclined plates, the small inclined plates and the large inclined plates are arranged in two groups, and the horizontal midlines in the left-right direction of the rectangular grooves are arranged on the front side and the rear side of the rectangular grooves in a mirror image mode.

Preferably, the cleaning assembly is arranged at the top of the gate body positioned on the right side, an electric sliding rail is fixedly arranged at the top of the front side of the gate body, the top end of the electric sliding rail is slidably connected with the bottom of the L-shaped plate, and fixing blocks are fixedly arranged at the front sides of the tops of the left side and the right side of the L-shaped plate.

Preferably, a servo motor is fixedly arranged on the right side wall of one fixed block positioned on the right side, the output end of the servo motor is fixedly connected with one end on the right side of the reciprocating screw rod through a coupler, and the two fixed blocks are respectively and rotatably connected with the arc-shaped outer walls of the left end and the right end of the reciprocating screw rod.

Preferably, the outer wall of the reciprocating screw rod is in threaded connection with the inside of the moving block, the bottom of the front side of the moving block is fixedly connected with the top of the vertical rod, the inner side wall of the vertical rod is fixedly provided with cleaning cloth, and the inner side outer wall of the cleaning cloth is in sliding fit with the outer side wall of the face recognition instrument body.

Compared with the prior art, the invention provides the face recognition gate capable of preventing the obscuration, which has the following beneficial effects:

1. this face identification floodgate machine that can prevent blocking, through being provided with elevating system, when positive and negative rotation knob, cooperation bull stick, initiative bevel gear, round bar, driven bevel gear and threaded rod in order to protect face identification appearance body better for the screw thread piece can be at the inside up-and-down motion of cavity, thereby cooperation L shape piece, support column and rectangular plate, make face identification appearance body can be at the inside up-and-down motion of rectangular channel, thereby reached the effect of protection face identification appearance body when not using.

2. This face identification floodgate machine that can prevent blocking, in order to reach better protection effect, through being provided with the removal subassembly, when the support column up-and-down motion, cooperation reset spring, little swash plate and big swash plate for two swash plates slide in side inslot portion, thereby can block up the rectangle groove, thereby reached further dirt-proof effect.

3. This face identification floodgate machine that can prevent blocking, through being provided with clean subassembly for prevent blocking better, when face identification appearance body top laminating L shaped plate top lower surface, cooperation electronic slide rail, fixed block, servo motor and reciprocal lead screw for the movable block can be reciprocating motion, thereby cooperates the montant to make cleaning cloth not stop at face identification appearance surface clean, thereby can prevent that outdoor raise dust from blocking its surface.

Drawings

FIG. 1 is a schematic diagram of a left side view and top view of an overall structure of the present invention;

FIG. 2 is a schematic top cross-sectional view of the right side gate body of the present invention;

FIG. 3 is an enlarged schematic view of the area A of FIG. 2 according to the present invention;

FIG. 4 is a top view of the right side gate body of the present invention;

FIG. 5 is an enlarged view of area B of FIG. 4 according to the present invention;

FIG. 6 is a schematic view showing the connection of the outer parts of the screw blocks according to the present invention;

FIG. 7 is a schematic cross-sectional view of the right side of the outboard structure of the bevel panel and the gate body of the present invention.

In the figure: 1. a gate body; 2. an IC card identification area; 3. a controller; 4. a servo asynchronous stepper motor; 5. a rotating shaft; 6. a baffle; 7. a cavity; 8. a lifting mechanism; 81. a rotating rod; 82. a knob; 83. a drive bevel gear; 84. a round bar; 85. a driven bevel gear; 86. a threaded rod; 87. a screw block; 88. an L-shaped block; 89. a support column; 810. a rectangular plate; 811. rectangular grooves; 9. a face recognition instrument body; 10. a moving assembly; 101. a side groove; 102. a return spring; 103. a bevel panel; 104. a small sloping plate; 105. a large sloping plate; 11. a cleaning assembly; 111. an electric slide rail; 112. an L-shaped plate; 113. a fixed block; 114. a servo motor; 115. a reciprocating screw rod; 116. a moving block; 117. a vertical rod; 118. a cleaning cloth.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a face identification floodgate machine that can prevent blocking, including two floodgate machine body 1, be located the floodgate machine body 1 front side top of left side and be provided with IC-card identification district 2, the inside fixed mounting of floodgate machine body 1 rear side that is located the right side has controller 3, the inside bottom fixed mounting of floodgate machine body 1 inboard has servo asynchronous stepper motor 4, servo asynchronous stepper motor 4 and controller 3 electric connection, servo asynchronous stepper motor 4 output passes through shaft coupling fixed connection pivot 5 bottom, the inside top of floodgate machine body 1 is rotated on pivot 5 top, pivot 5 arc lateral wall fixed mounting has baffle 6, when face identification appearance body 9 discerns personnel information, cooperation controller 3 starts servo asynchronous stepper motor 4, make pivot 5 rotate ninety degrees, thereby two baffles 6 can realize opening and close the function of passageway between two floodgate machine bodies 1, the inside cavity 7 that is provided with of floodgate machine body 1 front side that is located the right side, cavity 7 is inside is provided with elevating system 8.

Referring to fig. 2-6, in one embodiment of the present invention, the lifting mechanism 8 includes a rotating rod 81, a right side wall of the gate body 1 at the right side is rotatably connected with an arc-shaped outer wall of the rotating rod 81, a knob 82 is fixedly installed at a right end of the rotating rod 81, further, when the knob 82 is rotated in a forward and reverse direction, thereby driving the rotating rod 81 to rotate in the side wall of the gate body 1, an arc-shaped outer wall of a left end of the rotating rod 81 at the inside of the cavity 7 is fixedly connected with a central arc-shaped inner wall of the drive bevel gear 83, thereby driving the inner wall of the gate body 1 at the bottom of the cavity 7 to rotate and connect with an outer wall of the bottom end of the round rod 84, an arc-shaped outer wall of the top end of the round rod 84 is fixedly connected with a central arc-shaped inner wall of the driven bevel gear 85, the drive bevel gear 83 is meshed and connected with the driven bevel gear 85, thereby cooperating with the driven bevel gear 85 to rotate the round rod 84 in the inner wall of the gate body 1, the top of the round rod 84 is fixedly connected with the bottom of the threaded rod 86, the top end of the threaded rod 86 is rotationally connected with the inner wall of the gate body 1 so as to drive the threaded rod 86 to rotate, the outer side of the threaded rod 86 is in threaded connection with the inside of the threaded block 87, so that the threaded block 87 can move up and down in the cavity 7, the side wall on the left and right direction of the threaded block 87 is fixedly connected with the side wall on one side of the L-shaped block 88, which is far away from the threaded block 87, is in sliding connection with the inner wall of the gate body 1 in the cavity 7, the top of the rear side of the L-shaped block 88 is fixedly connected with the bottom of the support column 89, the top of the support column 89 is fixedly connected with the bottom of the rectangular plate 810, a rectangular groove 811 is formed in the position of the gate body 1 right above the rectangular plate 810, the face recognition instrument body 9 is fixedly arranged on the top of the rectangular plate 810 so as to be matched with the L-shaped block 88, the support column 89 and the rectangular plate 810, and the face recognition instrument body 9 can move up and down in the rectangular groove 811, thereby reached the effect of protection face recognition appearance body 9 when not using, further, the external diameter of round bar 84 is greater than the diameter of threaded rod 86 cross section, so that round bar 84 can carry out spacingly to the downward movement of screw thread piece 87, prevent excessive decline, L shape piece 88 and support column 89 are provided with both sides, and all set up at its rear side left and right sides both ends with the vertical central line of screw thread piece 87 as symmetry axis symmetry, two support column 89 tops are fixed connection rectangular plate 810 bottom left and right sides respectively, so that face recognition appearance body 9 up-and-down motion's more stability, rectangular plate 810 is located the rectangular slot 811 under, and rectangular plate 810 and rectangular slot 811's cross section area looks adaptation, rectangular slot 811 is located the top rear side of cavity 7, and both communicate, so that face recognition appearance body 9 can stretch out floodgate machine body 1 smoothly.

Referring to fig. 2-7, in one embodiment of the present invention, a moving assembly 10 is disposed in the gate body 1, a side slot 101 is formed on the top of the gate body 1 on the right side in the front-rear direction of the rectangular slot 811, an inner wall of the side slot 101 is fixedly connected to an end of the return spring 102 far away from the rectangular slot 811, an end of the return spring 102 near the rectangular slot 811 is fixedly connected to a rectangular side wall of the inclined plate 103, the side walls of the inclined plate 103 in the up-down direction slide to fit the inside of the side slot 101, in addition, the projection areas of the inclined side walls of the two inclined plates 103 in the vertical direction are adapted to the area of the rectangular slot 811, further, when the support column 89 moves upward, the top of the face recognition apparatus body 9 contacts the inclined side wall of the bottom of the inclined plate 103, thereby exerting a force on both sides thereof to fit the compression deformation of the return spring 102, so that the two inclined plates 103 slide in the side groove 101, the rectangular groove 811 is gradually unblocked, the small inclined plate 104 is fixedly arranged between the top of the rectangular plate 810 and the side wall of the bottom end of the face recognition instrument body 9, the large inclined plate 105 is fixedly arranged between the bottom of the rectangular plate 810 and the arc side wall of the bottom end of the support column 89, the inclined plates 103 slide on the outer walls of the small inclined plate 104 and the large inclined plate 105 in sequence, the face recognition instrument body 9 can smoothly extend upwards out of the inside of the gate body 1, conversely, when the support column 89 moves downwards, the elastic potential energy of deformation is recovered by the return spring 102, so that the two inclined plates 103 can seal the rectangular groove 811, thereby achieving the effect of further dust prevention, the side groove 101, the return spring 102, the inclined plates 103, the small inclined plate 104 and the large inclined plate 105 are provided with two groups, and are disposed in mirror images on both front and rear sides thereof with a horizontal center line in the left-right direction of the rectangular groove 811 as a mirror axis.

Referring to fig. 2, 4 and 5, in an embodiment of the present invention, a cleaning assembly 11 is disposed at the top of a gate body 1 on the right side, an electric sliding rail 111 is fixedly mounted at the top of the front side of the gate body 1, the top of the electric sliding rail 111 is slidably connected with the bottom of an L-shaped plate 112, fixed blocks 113 are fixedly mounted at the front sides of the left and right sides of the L-shaped plate 112, further, when the top of a face recognition instrument body 9 is attached to the lower surface of the top of the L-shaped plate 112, the attachment distance between a cleaning cloth 118 and the surface of the face recognition instrument body 9 can be adjusted by matching with the electric sliding rail 111, a servo motor 114 is fixedly mounted on the right side wall of one fixed block 113 on the right side, the servo motor 114 is electrically connected with a controller 3, the output end of the servo motor 114 is fixedly connected with one end of the right side of a reciprocating screw rod 115 through a coupling, the two fixed blocks 113 are respectively rotatably connected with the arc-shaped outer walls of the left and right ends of the reciprocating screw rod 115, when the servo motor 114 is started, so that the reciprocating screw rod 115 rotates between the two fixed blocks 113, the outer walls of the reciprocating screw rod 115 are in threaded connection with the moving block 116, so that the moving block 116 can reciprocate, the moving block 116 can move reciprocally, the moving block 116 is fixedly, the bottom the front side of the moving block 116 is attached to the bottom of the face recognition instrument body is attached to the lower surface of the face recognition instrument 9, the face recognition instrument body is attached to the surface, and the surface of the face recognition instrument is prevented from being cleaned, and the surface is prevented from being attached to the outside, and the surface of the face recognition cloth 118.

Working principle: when the knob 82 is rotated positively and negatively, the rotating rod 81 is driven to rotate in the side wall of the gate body 1, the driving bevel gear 83 is driven to rotate, the round rod 84 is driven to rotate in the inner wall of the gate body 1 in cooperation with the driven bevel gear 85, the threaded rod 86 is driven to rotate, the threaded block 87 can move up and down in the cavity 7, the L-shaped block 88, the support column 89 and the rectangular plate 810 are matched, the face recognition instrument body 9 can move up and down in the rectangular groove 811, the effect of protecting the face recognition instrument body 9 when not in use is achieved, further, when the support column 89 moves upwards, the top of the face recognition instrument body 9 contacts the inclined side wall at the bottom of the inclined panel 103, a force to two sides is applied to the inclined side wall, the compression deformation of the reset spring 102 is matched, the two inclined panels 103 slide in the side groove 101, the rectangular groove 811 is gradually unblocked, so that the inclined plates 103 can slide on the outer walls of the small inclined plate 104 and the large inclined plate 105 in turn, so that the face recognition instrument body 9 can smoothly extend upwards into the brake body 1, conversely, when the supporting column 89 moves downwards, the elastic potential energy of deformation is recovered by the restoring spring 102, so that the two inclined plates 103 can seal the rectangular groove 811, thereby achieving the effect of further dust prevention, further, when the top of the face recognition instrument body 9 is attached to the lower surface of the top of the L-shaped plate 112, the attaching distance between the cleaning cloth 118 and the surface of the face recognition instrument body 9 can be adjusted by matching with the electric sliding rail 111, when the servo motor 114 is started, so that the reciprocating screw 115 rotates between the two fixed blocks 113, so that the moving block 116 can reciprocate, so that the cleaning cloth 118 is continuously wiped on the surface of the face recognition instrument body 9 by matching with the vertical rod 117, therefore, the outdoor dust can be prevented from blocking the surface of the face recognition device, and further, when the face recognition device body 9 recognizes personnel information, the servo asynchronous stepper motor 4 is started by the controller 3, the rotating shaft 5 rotates ninety degrees, and therefore the two baffles 6 can realize the function of opening and closing the channel between the two gate bodies 1.

The foregoing invention has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (10)

1. The utility model provides a face identification floodgate machine that can prevent blocking, includes two floodgate machine body (1), its characterized in that: the utility model discloses a brake equipment, including brake equipment body (1) and servo asynchronous stepper motor, including brake equipment body (1) and elevating system (8), including brake equipment body (1) and servo asynchronous stepper motor, be located left brake equipment body (1) front side top is provided with IC-card discernment district (2), the inside fixed mounting in brake equipment body (1) rear side on right side has controller (3), the inside bottom fixed mounting of brake equipment body (1) has servo asynchronous stepper motor (4), servo asynchronous stepper motor (4) and controller (3) electric connection, servo asynchronous stepper motor (4) output passes through shaft coupling fixed connection pivot (5) bottom, inside top of brake equipment body (1) is connected in pivot (5) top rotation, pivot (5) arc lateral wall fixed mounting has baffle (6), the inside cavity (7) that is provided with of brake equipment body (1) front side on right side, the inside elevating system (8) that is provided with of cavity (7), elevating system (8) include:

the rotary rod (81), the right side wall of the gate body (1) at the right side is rotationally connected with the arc-shaped outer wall of the rotary rod (81), one end at the right side of the rotary rod (81) is fixedly provided with a knob (82), and the arc-shaped outer wall of the left end of the rotary rod (81) at the inside of the cavity (7) is fixedly connected with the central arc-shaped inner wall of the drive bevel gear (83);

the inner wall of the gate body (1) at the bottom of the cavity (7) is rotationally connected with the outer wall of the bottom end of the round bar (84), the arc-shaped outer wall of the top end of the round bar (84) is fixedly connected with the central arc-shaped inner wall of the driven bevel gear (85), the driving bevel gear (83) is in meshed connection with the driven bevel gear (85), the top of the round bar (84) is fixedly connected with the bottom of the threaded rod (86), and the top end of the threaded rod (86) is rotationally connected with the inner wall of the gate body (1);

screw thread piece (87), inside threaded rod (86) outside threaded connection screw thread piece (87), lateral wall fixed connection L shape piece (88) one side lateral wall on the direction about screw thread piece (87), the floodgate machine body (1) inner wall in one side lateral wall sliding connection cavity (7) of screw thread piece (87) are kept away from to L shape piece (88), L shape piece (88) rear side top fixed connection support column (89) bottom, support column (89) top fixed connection rectangular plate (810) bottom, rectangular slot (811) have been seted up in floodgate machine body (1) position directly over rectangular plate (810), rectangular plate (810) top fixed mounting has face recognition appearance body (9).

2. The anti-blocking face recognition gate according to claim 1, wherein: the outer diameter of the round rod (84) is larger than the diameter of the cross section of the threaded rod (86).

3. The anti-blocking face recognition gate according to claim 1, wherein: the L-shaped blocks (88) and the support columns (89) are arranged on two sides, and are symmetrically arranged at the left end and the right end of the rear side of the L-shaped blocks by taking the vertical central line of the threaded block (87) as a symmetry axis, and the tops of the two support columns (89) are respectively and fixedly connected with the left end and the right end of the bottom of the rectangular plate (810).

4. The anti-blocking face recognition gate according to claim 1, wherein: the rectangular plate (810) is located right below the rectangular groove (811), the cross-sectional area of the rectangular plate (810) is matched with that of the rectangular groove (811), and the rectangular groove (811) is located at the rear side of the top of the cavity (7) and is communicated with the rectangular groove.

5. The anti-blocking face recognition gate according to claim 1, wherein: the movable assembly (10) is arranged inside the gate body (1), a side groove (101) is formed in the front-rear side direction of the rectangular groove (811) at the top of the gate body (1) on the right side, and the inner wall of the side groove (101) is fixedly connected with one end, far away from the rectangular groove (811), of the reset spring (102).

6. The anti-blocking face recognition gate according to claim 5, wherein: one end fixed connection inclined plate (103) rectangle lateral wall that reset spring (102) is close to rectangular channel (811), inside inclined plate (103) lateral wall slip laminating side groove (101) of direction from top to bottom, fixed mounting has little swash plate (104) between rectangular plate (810) top and face recognition instrument body (9) bottom lateral wall, fixed mounting has big swash plate (105) between rectangular plate (810) bottom and support column (89) bottom arc lateral wall.

7. The anti-blocking face recognition gate according to claim 5, wherein: the side grooves (101), the return springs (102), the inclined plates (103), the small inclined plates (104) and the large inclined plates (105) are arranged in two groups, and the horizontal midlines in the left-right direction of the rectangular grooves (811) are arranged on the front side and the rear side of the rectangular grooves in a mirror image mode.

8. The anti-blocking face recognition gate according to claim 1, wherein: the cleaning assembly is characterized in that the cleaning assembly (11) is arranged at the top of the right gate body (1), an electric sliding rail (111) is fixedly arranged at the top of the front side of the gate body (1), the top end of the electric sliding rail (111) is slidably connected with the bottom of the L-shaped plate (112), and fixing blocks (113) are fixedly arranged at the front sides of the tops of the left side and the right side of the L-shaped plate (112).

9. The anti-blocking face recognition gate according to claim 8, wherein: the right side wall of one fixed block (113) positioned on the right side is fixedly provided with a servo motor (114), the output end of the servo motor (114) is fixedly connected with one end on the right side of a reciprocating screw rod (115) through a coupler, and the two fixed blocks (113) are respectively and rotatably connected with the arc-shaped outer walls at the left end and the right end of the reciprocating screw rod (115).

10. The anti-blocking face recognition gate according to claim 9, wherein: the face recognition instrument is characterized in that the outer wall of the reciprocating screw rod (115) is in threaded connection with the inside of the moving block (116), the bottom of the front side of the moving block (116) is fixedly connected with the top of the vertical rod (117), the inner side wall of the vertical rod (117) is fixedly provided with the cleaning cloth (118), and the inner side outer wall of the cleaning cloth (118) is in sliding fit with the outer side wall of the face recognition instrument body (9).