CN115294737A

CN115294737A - Energy-saving safety grating

Info

Publication number: CN115294737A
Application number: CN202210876510.XA
Authority: CN
Inventors: 汤宏川; 王钦; 许恒; 魏林
Original assignee: Shenzhen Tongchuang Mechatronics Co ltd
Current assignee: Shenzhen Tongchuang Mechatronics Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-04
Anticipated expiration: 2042-07-25
Also published as: CN115294737B

Abstract

The invention discloses an energy-saving safety grating which comprises a left shell, a left hollow shaft, a left controller, a left mounting groove, a middle mounting seat, a rear mounting seat, a front mounting seat, a left supporting table, a transmitter, a lens, a front plane mirror, a middle plane mirror, a rear plane mirror, a left cover plate, a transmitting hole, a receiving part, a supporting part and a clamping part, wherein the vertical left hollow shaft is fixed at the bottom end of the left shell, the horizontal left controller is fixed at the top end of the left shell, the vertical left mounting groove is formed in the right front part of the left shell, and the vertical middle mounting seat and the vertical rear mounting seat are sequentially fixed at the left end of the inner wall from front to back. The infrared ray detector can form a front layer of infrared ray beams and a rear layer of infrared ray beams which are vertically arranged in a vertical plane by using one set of transmitters, and can sense an object and perform different processing modes after being matched with two sets of receivers for use, namely, the first layer of infrared ray beams is used for sensing the object and giving an alarm, so that an operator is prompted to perform corresponding processing.

Description

Energy-saving safety grating

Technical Field

The invention relates to an energy-saving safety grating, in particular to an energy-saving safety grating.

Background

The safety grating as a safety protection device can quickly sense objects entering the sensing area in the mechanical processing process, so as to control certain processing actions to stop immediately, and then prevent the objects entering the sensing area from continuously approaching the processing equipment and being damaged by the processing equipment performing the processing actions, when the safety grating is applied in punching processing, the safety grating is arranged on a road on a punch for feeding and discharging to sense the objects, when infrared rays emitted by a safety grating emitter are shielded by the objects and a receiver cannot receive the infrared rays, the safety grating can control the punching action to stop emergently, so as to prevent the objects, particularly human tissues, from being damaged by the punch performing the punching action when the objects are positioned in the sensing area, and when the use method only uses one set of safety grating for safety protection, when any infrared ray is shielded, the processing action of the processing equipment is directly controlled to be emergently stopped, the internal parts of the processing device are damaged, and the processing precision is influenced when the processing action is serious, so in the actual production, in order to well protect the human body and the processing equipment, two sets of safety gratings are often adopted for protection, specifically, two sets of safety gratings are erected on a feeding and blanking road at a certain distance, wherein the safety grating far away from the processing equipment is used for sensing and realizing the alarm function, and the safety grating close to the processing equipment is used for sensing and realizing the emergency stop function, namely, the far safety grating is used for pre-sensing an object, when the far safety grating is triggered, the object can be timely alarmed, the processing personnel is reminded to carry out corresponding treatment, the object is prevented from being continuously close to the processing equipment, the processing equipment continues to carry out the processing action, and when the near safety grating senses the object, the method can well protect the human body and the processing equipment, but the operation of two sets of safety gratings needs more transmitters and receivers, so that the early investment cost is increased, the electric energy consumption in the using process is increased, the energy conservation and the environmental protection are insufficient, and the defects are highlighted.

Disclosure of Invention

The invention aims to provide an energy-saving safety grating to solve the technical problem.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an energy-conserving safe grating, includes left casing, left hollow shaft, left controller, left mounting groove, well mount pad, back mount pad, preceding mount pad, left supporting bench, transmitter, lens, preceding level crossing, well level crossing, back level crossing, left side apron, transmission hole, receiving part, support part, clamping part, left side casing bottom mounting has vertical left hollow shaft, and the top is fixed with horizontally left controller, left side casing right side front portion is opened has vertical left mounting groove, and the inner wall left end is fixed with vertical well mount pad and back mount pad in proper order from the past to the back, left side casing inner wall front end is fixed with vertical preceding mount pad, and inner wall right part is fixed with vertical left level crossing, install a plurality of horizontally transmitters from last to down along sharp equidistance in the left side mounting groove, each the infrared ray that the transmitter transmitted is the directional square of level, front mount pad rear end is fixed with vertical lens, the lens rear end is fixed with vertical preceding, well mount pad right side department is fixed with vertical well mount pad right side crossing, the right side front portion is fixed with the right side crossing the transmission hole, the left side mirror surface is fixed with the vertical right side branch face and is installed and is the vertical right side mirror face and is installed the left side flat crossing the right side flat crossing the vertical front side branch face, the right side branch face, the left side flat mirror surface is installed and is fixed with the right side flat crossing the right side mirror face and is fixed with the vertical right side flat mirror face and is installed in the vertical right side flat mirror face, the left side flat mirror face is installed the vertical front side flat mirror face.

On the basis of the technical scheme, the receiving part includes right casing, right hollow shaft, right controller, warning light, preceding mounting groove, after-mounting groove, receiver, right branch supporting bench, right side apron, receiving hole, right side casing bottom mounting has vertical right hollow shaft, and the top is fixed with the right controller of horizontally, right side casing forward-mounted has vertical warning light, right side shells inner wall right-hand member front portion is opened there is vertical preceding mounting groove, and inner wall right-hand member rear portion is opened there is vertical after-mounting groove, preceding mounting groove and after-mounting groove inner wall right-hand member are fixed with a plurality of horizontally receivers along sharp equidistance respectively down from last, the shells inner wall left part is fixed with vertical right branch supporting bench, right branch supporting bench left end is fixed with vertical right side apron, right side apron front and back two respectively run through there are a plurality of horizontally receiving holes, the receiving hole of right side apron front and back two is the inline in vertical direction.

On the basis of the technical scheme, the supporting part comprises a base, mounting lugs, a T-shaped groove, a puller bolt, a shell, a T-shaped guide rail, a lower hollow cylinder, a lower compression spring, a first shaft, a second shaft, an upper hollow cylinder, a driving gear, a first conical cylinder, a handle, a limiting annular plate, a driven gear, a second conical cylinder and an axial bearing, the bottom of the base is respectively fixed with the horizontal mounting lugs, the top end of the base is provided with the horizontal T-shaped groove, the front portion and the rear portion of the base are respectively in threaded connection with the horizontal puller bolt, the upper portion of the base is provided with the horizontal shell, the bottom of the shell is fixedly provided with the horizontal T-shaped guide rail, the bottom of the shell is rotatably connected with the two vertical lower hollow cylinders, each lower hollow cylinder is arranged in the left-right direction and is not penetrated through the bottom, the bottom of the inner wall of each lower hollow cylinder is respectively fixedly provided with the vertical lower compression spring, one lower hollow cylinder in the shell is coaxially slidably connected with the vertical first shaft through a flat key, the other lower hollow cylinder in the shell is slidably connected with the vertical shaft through the second coaxial fixed with the upper portion of the first hollow cylinder, the coaxial fixed with the left hollow cylinder and the right hollow cylinder, the coaxial fixed with the coaxial bearing, the coaxial fixed with the coaxial shaft and the coaxial lower conical cylinder and the upper portion of the coaxial fixed with the left hollow cylinder.

On the basis of the technical scheme, the clamping part comprises a front polished rod, a front compression spring, a rear polished rod, a rear compression spring, a front clamping plate, a rear clamping plate, a semicircular groove and a conical semicircular groove, the front end of the inner wall of the shell is fixedly provided with two horizontal front polished rods, the front end of the inner wall is fixedly provided with two horizontal front compression springs, the rear end of the inner wall of the shell is fixedly provided with two horizontal rear polished rods, the rear end of the inner wall is fixedly provided with two horizontal rear compression springs, the front polished rod is connected with the horizontal front clamping plate in a sliding mode, the rear polished rod is connected with the horizontal rear clamping plate in a sliding mode, the front clamping plate is connected with the left portion, the right portion of the front clamping plate and the rear clamping plate in a sliding mode, the semicircular groove is located above the semicircular groove and is coaxial with the semicircular groove, the conical semicircular groove runs through the top end of the front clamping plate and the rear clamping plate, the semicircular groove runs through the bottom end of the front clamping plate and the rear clamping plate, the front clamping plate can slide along the front polished rod and the rear clamping plate, and the rear clamping plate can slide back along the rear polished rod.

On the basis of the technical scheme, left side controller and each transmitter looks electrical connection, right side controller and external processing equipment, warning light and each receiver looks electrical connection, left side controller and right controller external power supply respectively, the infrared ray that the transmitter launches shines after lens left end face partly through shine after the reflection to well level crossing shine after the reflection to the level crossing and be about horizontal efflux, the infrared ray that the transmitter launches shines after lens left end face another part is horizontal efflux about being after the refraction of lens, the infrared ray that the transmitter that lens refraction and goes out passes the receiving hole of right side apron front portion after passing the receiving hole of left side apron front portion and is received by the receiver in the mounting groove before by, the right controller all can control warning light on-off electrical flashing warning when arbitrary receiver in the mounting groove can't receive arbitrary receiver in the rear mounting groove and the receiver of arbitrary receiver control right side apron rear portion is received by the receiver in the mounting groove after the transmission hole of left side apron rear portion, the fixed end of the spring top of the dead axle is just compressed under the external two compression.

On the basis of the technical scheme, the T-shaped groove is connected with the T-shaped guide rail in a sliding manner, the jacking bolts at the front part and the rear part of the base can respectively jack up the front end face and the rear end face of the T-shaped guide rail, the first shaft and the second shaft can slide up and down along the lower hollow cylinder through flat keys, the first shaft and the second shaft in the two supporting parts can slide up and down along the upper hollow cylinder through flat keys, the second shaft in the two supporting parts is respectively connected with the left hollow shaft and the right hollow shaft in a sliding manner up and down coaxially through flat keys, the driven gear is meshed with the driving gear and is always positioned between the limiting ring plates at the upper end and the lower end of the driving gear, and the adjacent ends of the front clamping plate and the rear clamping plate can be mutually attached under the elastic repulsive force of the front compression spring and the rear compression spring, the semicircular grooves of the left and right parts of the front splint and the semicircular grooves of the left and right parts of the rear splint can be coaxial when the adjacent ends of the front splint and the rear splint are attached, the semicircular grooves of the left and right parts of the front splint and the conical semicircular grooves of the left and right parts of the rear splint can be coaxial, the semicircular grooves of the left and right parts of the front splint and the conical semicircular grooves of the left and right parts of the rear splint can jointly attach and clamp the circumferential walls of a first shaft and a second shaft when the adjacent ends of the front splint and the rear splint are attached, the conical degree of the conical semicircular grooves is the same as that of a first conical cylinder and a second conical cylinder, the size and the structure of the first conical cylinder and the second conical cylinder are the same, the top end surface of the first conical cylinder and the top end surface of the second conical cylinder are parallel and level, and the first conical cylinder and the second conical cylinder on the first shaft can be positioned right above the conical semicircular grooves under the action of the elastic repulsive force of the lower compression spring.

On the basis of the technical scheme, the handle can enable the first shaft and the second shaft to synchronously move downwards through the matching of the driven gear and the limiting annular plate when being pressed down, the first shaft and the second shaft synchronously move downwards through the first conical cylinder and the second conical cylinder in the synchronous downward moving process to enable the front clamping plate and the rear clamping plate to overcome the elastic repulsive force of the front compression spring and the rear compression spring to be separated from the joint, the semi-circular groove can be relieved for clamping the first shaft and the second shaft after the front clamping plate and the rear clamping plate are separated from the joint, the front clamping plate and the rear clamping plate are separated from the joint when the handle is pressed down and rotate, so that the second shaft can be driven to rotate through the meshing of the driving gear and the driven gear, the second shaft can drive the left hollow shaft and the right hollow shaft to rotate when rotating, the axial bearing is coaxial with the second shaft, and the bottom end of the axial bearing is contacted with the top end of the shell.

Compared with the prior art, the invention has the following advantages: the invention can form a front layer of infrared light beams and a rear layer of infrared light beams which are vertically arranged in a vertical plane by utilizing a set of transmitters, and can sense an object and process the object in different modes after being matched with two groups of receivers for use, namely, the object is sensed and alarmed firstly by utilizing the first layer of infrared light beams, so that an operator is prompted to perform corresponding processing, the damage of the processing equipment caused by sudden stop of the processing equipment due to the fact that the object continuously approaches the processing equipment and shields the second layer of light beams is avoided, the sudden stop of the processing equipment is controlled after the second layer of infrared light beams are shielded, the accidental injury to the approaching object is avoided, the early investment cost is saved, the electric energy consumption in the using process is also saved, the device is more environment-friendly and efficient, the rotatable jacking bolt and the rotatable handle can be pressed to indirectly adjust the front and rear positions and horizontal angles of the left shell and the right shell, so that the phenomenon that the receivers cannot receive infrared light can be quickly solved, and the device is safe and reliable.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic top cross-sectional view of the left housing of the present invention.

FIG. 3 is a schematic top cross-sectional view of the right housing of the present invention.

Fig. 4 is a schematic view of the combination of the left hollow shaft, the housing and the base of the present invention.

FIG. 5 is a schematic view of the right hollow shaft, housing and base of the present invention in combination.

FIG. 6 is a front cross-sectional view of the housing and base of the present invention as mated.

FIG. 7 is a right side sectional view of the housing of the present invention.

FIG. 8 is a schematic view of the combination of the front and rear clamping plates, the first shaft and the second shaft.

Fig. 9 is a schematic diagram of the operation of the present invention.

In the figure: 1. a left shell, 2, a left hollow shaft, 3, a left controller, 4, a left mounting groove, 5, a middle mounting seat, 6, a rear mounting seat, 7, a front mounting seat, 8, a left supporting platform, 9, a transmitter, 10, a lens, 11, a front plane mirror, 12, a middle plane mirror, 13, a rear plane mirror, 14, a left cover plate, 15, a transmitting hole, 16, a receiving part, 17, a supporting part, 18, a clamping part, 19, a right shell, 20, a right hollow shaft, 21, a right controller, 22, a warning lamp, 23, a front mounting groove, 24, a rear mounting groove, 25, a receiver, 26, a right supporting platform, 27, a right cover plate, 28, a receiving hole, 29, a base, 30, a mounting lug, 31, a T-shaped groove, 32, a puller bolt, 33, a shell, 34, a T-shaped guide rail, 35, a lower hollow cylinder, 36, a lower compression spring, 37, a first shaft, 38, a second shaft, 39, an upper hollow cylinder, 40, a driving gear, 41, a first conical cylinder, 42, a handle, 43, a limiting annular plate, 44, a driven gear, 45, a second conical cylinder, 46, an axial bearing, 47, a front polished rod, 48, a front compression spring, 49, a rear polished rod, 50, a rear compression spring, 51, a front clamping plate, 52, a rear clamping plate, 53, a semicircular groove, 54 and a conical semicircular groove.

Detailed Description

The invention is explained in further detail below with reference to the figures and the specific embodiments.

As shown in fig. 1-9, an energy-saving safety grating comprises a left shell 1, a left hollow shaft 2, a left controller 3, a left mounting groove 4, a middle mounting seat 5, a rear mounting seat 6, a front mounting seat 7, a left support platform 8, a transmitter 9, a lens 10, a front plane mirror 11, a middle plane mirror 12, a rear plane mirror 13, a left cover plate 14, a transmitting hole 15, a receiving part 16, a supporting part 17 and a clamping part 18, wherein the vertical left hollow shaft 2 is fixed at the bottom end of the left shell 1, the horizontal left controller 3 is fixed at the top end of the left shell 1, a plurality of horizontal transmitters 9 are installed in the left front part of the left shell 1 from the front end to the rear end of the left shell 1 in sequence, the vertical middle mounting seat 5 and the rear mounting seat 6 are fixed from the front end to the rear end, the front mounting seat 7 is fixed with the vertical front mounting seat 7, the right support platform 8 is fixed with the inner wall right, the horizontal transmitter 9 is installed in the left front mounting groove 4 from the top to the bottom along the straight line equidistance, infrared rays emitted by the transmitter 9 are horizontally directed at the right side, the front end of the front plane mirror 13, the front plane mirror 12 and the vertical plane mirror 13, the front end face of the vertical plane mirror 12 is fixed with the vertical front end face of the vertical plane mirror 13, the vertical front end face of the vertical plane mirror 13, the vertical plane mirror 12, the vertical front end face of the vertical plane mirror 13, the vertical plane mirror is mainly used for reflecting mirror 12, the infrared transmitter for reflecting mirror 12, the infrared ray emitter 14, a plurality of vertical emission holes 15 have all been run through in both sides before the left side apron 14, emission hole 15 on the left side apron 14 can reduce the foreign object quantity that gets into left casing 1 through left side apron 14 again when making things convenient for the infrared ray to pass through to reduce the negative effects of foreign object to lens 10, emission hole 15 of both sides is linear arrangement on vertical direction around the left side apron 14, the right-hand receipt portion 16 of installing of left side casing 1, support portion 17 is installed respectively to receipt portion 16 and left hollow shaft 2, install clamping part 18 in the support portion 17.

On the basis of the technical scheme, the receiving part 16 comprises a right shell 19, a right hollow shaft 20, a right controller 21, a warning lamp 22, a front mounting groove 23, a rear mounting groove 24, a receiver 25, a right supporting platform 26, a right cover plate 27 and a receiving hole 28, the bottom end of the right shell 19 is fixed with the vertical right hollow shaft 20, the top end of the right shell is fixed with the horizontal right controller 21, the vertical warning lamp 22 is installed at the front part of the right shell 19, the front mounting groove 23 is vertically opened at the front part of the right end of the inner wall of the right shell 19, the rear part of the right end of the inner wall of the right shell is provided with the vertical rear mounting groove 24, the front mounting groove 23 and the right end of the inner wall of the rear mounting groove 24 are respectively and equidistantly fixed with a plurality of horizontal receivers 25 along a straight line from top to bottom, the left part of the inner wall of the shell 33 is fixed with the vertical right supporting platform 26, the left end of the right supporting platform 26 is fixed with the vertical right cover plate 27, the front part and the rear part of the right cover plate 27 are respectively penetrated with a plurality of horizontal receiving holes 28, the receiving holes are linearly arranged in the vertical direction, the right cover plate 27, the receiving holes are convenient for reducing the quantity of external objects entering the right shell 19, thereby reducing the negative influence on the external objects.

On the basis of the technical scheme, the supporting part 17 comprises a base 29, mounting lugs 30, a T-shaped groove 31, tightening bolts 32, a shell 33, a T-shaped guide rail 34, a lower hollow cylinder 35, a lower compression spring 36, a first shaft 37, a second shaft 38, an upper hollow cylinder 39, a driving gear 40, a first conical cylinder 41, a handle 42, a limiting annular plate 43, a driven gear 44, a second conical cylinder 45 and an axial bearing 46, wherein the periphery of the bottom of the base 29 is respectively fixed with the horizontal mounting lugs 30, the top end of the base is provided with the horizontal T-shaped groove 31, the front and the back of the base 29 are respectively in threaded connection with the horizontal tightening bolts 32, the upper portion of the base is provided with the horizontal shell 33, the bottom end of the shell 33 is fixed with the horizontal T-shaped guide rail 34, the bottom of the shell is rotatably connected with two vertical lower hollow cylinders 35, each lower hollow cylinder 35 is arranged in the left-right direction, the bottom of the lower hollow cylinder 35 is not penetrated, the bottom end of the inner wall of each lower hollow cylinder 35 is respectively fixed with the vertical compression spring 36, one lower hollow cylinder 35 is connected with the upper hollow cylinder 37 through a coaxial sliding key, the upper shaft 40 of the same number of the first hollow cylinder 37, the vertical hollow cylinder is connected with the driving gear 37, the vertical shaft 40, the upper hollow cylinder 37, the vertical shaft is connected with the vertical shaft 40 through the vertical hollow cylinder 37, the limiting annular shaft 42, the vertical shaft 42, the upper hollow cylinder 37 is connected with the vertical shaft 42 for limiting annular cylinder 37, the vertical shaft 40, the vertical shaft 37 is connected with the vertical shaft 40 through the same position of the same as the vertical shaft 40, the vertical shaft 42, a driven gear 44 is coaxially fixed at the bottom of the second shaft 38, a second cone 45 is coaxially fixed at the upper part of the second shaft, and axial bearings 46 are respectively fixed at the bottom ends of the left shell 1 and the right shell 19.

On the basis of the above technical solution, the clamping portion 18 includes a front polish rod 47, a front compression spring 48, a rear polish rod 49, a rear compression spring 50, a front clamp 51, a rear clamp 52, a semi-circular groove 53, and a tapered semi-groove 54, the front end of the inner wall of the housing 33 is fixed with the two horizontal front polish rods 47, the front end of the inner wall is fixed with the two horizontal front compression springs 48, the rear end of the inner wall of the housing 33 is fixed with the two horizontal rear polish rods 49, the rear end of the inner wall of the housing 33 is fixed with the two horizontal rear compression springs 50, the two front polish rods 47 are connected with the horizontal front clamp 51 in a sliding manner, the two rear polish rods 49 are connected with the horizontal rear clamp 52 in a sliding manner, the two left and right portions of the rear end of the front clamp 51 and the two left and right portions of the front end of the rear clamp 52 are respectively provided with a vertical semi-circular groove 53 and a tapered semi-circular groove 54, the tapered semi-groove 54 is located above the semi-circular groove 53 and is coaxial with the semi-circular groove 53, the tapered semi-groove 54 penetrates the top ends of the front clamp 51 and the rear clamp 52, and the front clamp 47 can slide along the front and rear polish rod 49.

On the basis of the technical scheme, left side controller 3 and each transmitter 9 looks electrical connection, right side controller 21 and external processing equipment, warning light 22 and each receiver 25 looks electrical connection, left side controller 3 and right controller 21 external power supply respectively, the infrared ray that transmitter 9 launches shines after partly through reflecting to well level mirror 12 after the left end face of lens 10 after the reflection shines to preceding level mirror 11 after the reflection shines to back level mirror 13 and is horizontal ejection about being reflected, the infrared ray that transmitter 9 launches shines is horizontal ejection about being reflected after the refraction of lens 10 behind the left end face of lens 10 another part, the infrared ray that transmitter 9 that lens 10 refracts sends passes through the anterior transmitting hole 15 of left apron 14 after passing through the anterior receiving hole 28 of right apron 27 and is received by receiver 25 in preceding mounting groove 23, the infrared ray that transmitter 9 that back level mirror 13 reflects passes through the posterior receiving hole 28 of right apron 27 after passing through the anterior transmitting hole 15 of left apron 14 after the receiving, and is received by receiver 25 in the mounting groove 24 after the receiving of right apron 27 after the transmitting hole 15, the unable fixed set of right side control spring 21 internal compression spring and the fixed bottom end of the fixed press-down spring of the fixed control spring 36 and carry out the fixed press-axis of right side control device.

On the basis of the above technical solution, the T-shaped groove 31 is slidably connected with the T-shaped guide rail 34 forward and backward, the tightening bolts 32 at the front and rear ends of the base 29 can respectively tighten the front and rear end faces of the T-shaped guide rail 34 to thereby limit the relative position of the T-shaped guide rail 34 in the T-shaped groove 31, the first shaft 37 and the second shaft 38 can slide up and down along the lower hollow cylinder 35 through flat keys, the first shaft 37 can slide up and down along the upper hollow cylinder 39 through flat keys, the second shafts 38 in the two support portions 17 can be respectively slidably connected with the left hollow shaft 2 and the right hollow shaft 20 up and down coaxially through flat keys, the driven gear 44 is engaged with the driving gear 40 and is always located between the limiting annular plates 43 at the upper and lower ends of the driving gear 40, the adjacent ends of the front clamping plate 51, the rear clamping plate 52 and the rear clamping spring 50 can be attached to each other under the elastic repulsive force, when the adjacent ends of the front clamping plate 51, the left and right clamping plates 52 and rear clamping plates 52 are attached to the half conical grooves 52, the adjacent ends of the first clamping plate 51, the left and right clamping plates 52 can be attached to the half conical grooves 52, the half conical grooves 52 and the half conical clamping plates 52, when the adjacent ends of the adjacent half conical grooves 52 of the first clamping plates 52 are attached to the left and right clamping plates 41, the half conical grooves 54, the half conical grooves 52 can be attached to the half conical grooves 54, when the adjacent half conical grooves 52 and half conical grooves 52 of the adjacent half conical grooves 52 are attached to the first clamping plates 52, the left clamping plates 52 and the half conical grooves 54 of the left clamping plates 41, and the top end face is parallel and level with No. two awl section of thick bamboo 45 top end face mutually to guarantee that No. one awl section of thick bamboo 41 and No. two awl section of thick bamboo 45 can laminate simultaneously and press the toper half slot 54 on front splint 51 and the back splint 52 with this, guarantee then to strut simultaneously and stable front and back to the front splint 51 and the back splint 52 left and right sides two, no. one cone section of thick bamboo 41 and No. two awl section of thick bamboo 45 that No. one axle 37 and No. two axles 38 are on it can be in directly over toper half slot 54 under the elastic repulsion effect of compression spring 36 down.

On the basis of the technical scheme, when the handle 42 is pressed down, the first shaft 37 and the second shaft 38 can synchronously move downwards through the matching of the driven gear 44 and the limiting ring-shaped plate 43, the first shaft 37 and the second shaft 38 synchronously move downwards through the first conical cylinder 41 and the second conical cylinder 45 in the synchronous downward moving process to enable the front clamping plate 51 and the rear clamping plate 52 to be separated from the joint by overcoming the elastic repulsive force of the front compression spring 48 and the rear compression spring 50, the front clamping plate 51 and the rear clamping plate 52 can release the clamping of the first shaft 37 and the second shaft 38 by the semicircular groove 53 after being separated from the joint, when the handle 42 is pressed down and rotated, the front clamping plate 51 and the rear clamping plate 52 are separated from the joint, so that the second shaft 38 can be driven to rotate through the meshing of the driving gear 40 and the driven gear 44, the second shaft 38 can drive the left hollow shaft 2 and the right hollow shaft 20 to rotate, the axial bearing 46 and the second shaft 38 are in contact with the top end of the housing 33, so that the left housing body 19 and the right housing 19 which use the left housing 2 and the right housing 20 as the hollow shaft are supported to prevent the housing from swinging in the process.

The working principle of the invention is as follows: initially, the adjacent ends of the front clamping plate 51 and the rear clamping plate 52 are kept attached under the action of the elastic repulsive force of the front compression spring 48 and the rear compression spring 50, the first conical cylinder 41 and the second conical cylinder 45 are positioned right above the conical half groove 54 under the action of the elastic repulsive force of the lower compression spring 36, and are inserted into the mounting lug 30 through external bolts or screws when in use, and then are in threaded connection with an external object, so that the position of the base 29 is limited, in the process, the two bases 29 are positioned on the transverse line in the same left and right direction as much as possible, the bottom end surfaces of the bases are positioned on the same horizontal plane, the transverse line in the left and right direction of the two bases 29 is perpendicular to the front and rear direction of the processing equipment, the left controller 3 and the right controller 21 are electrically connected with an external power supply, and the right controller 21 is electrically connected with the processing equipment, at this time, the infrared rays emitted by each emitter 9 are refracted by the lens 10 to form transverse infrared rays, the transverse infrared rays pass through the emitting hole 15 at the front part of the left cover plate 14 and the front receiving hole 28 of the right cover plate 27 and then are received by the receiver 25 in the front mounting groove 23, the infrared rays emitted by each emitter 9 pass through the emitting hole 15 at the rear part of the left cover plate 14 and the rear receiving hole 28 of the right cover plate 27 after being reflected by the lens 10, the middle plane mirror 12, the front plane mirror 11 and the rear plane mirror 13 to form transverse infrared rays, the transverse infrared rays pass through the emitting hole 15 at the rear part of the left cover plate 14 and the rear receiving hole 28 of the right cover plate 27 and then are received by the receiver 25 in the rear mounting groove 24, so that two layers of vertically arranged infrared beams are formed by one set of emitters 9 and finally received by two sets of receivers 25, when the infrared rays at the front part are blocked by an object, the receiver 25 in the front mounting groove 23 cannot receive signals, and at this time, the right controller 21 controls the warning lamp 22 to flash and give an alarm, thereby reminding the operator to stop the object from moving backwards in time, avoiding the object from moving backwards continuously and shielding the infrared ray at the rear part, when the infrared ray at the rear part is shielded by the object, the receiver 25 in the rear mounting groove 24 cannot receive the signal, at this time, the right controller 21 controls the processing equipment to stop suddenly, avoiding the processing equipment from continuing to perform the processing action and damaging the object, and when the receiving of the infrared ray by the receiver 25 is influenced by inaccurate positioning or vibration generated by the processing equipment in the processing process, the front and rear positions of the T-shaped guide rail 34 in the horizontal direction can be adjusted by correspondingly rotating the puller bolts 32 at the front and rear parts of the two bases 29 through a tool such as a wrench and the like, and the puller bolt 32 is kept clamping the front and rear end surfaces and the rear end surfaces of the T-shaped guide rail 34, so that the front and rear positions of the T-shaped guide rail 34 in the T-shaped groove 31 can be adjusted, and then the relative front and rear positions of the left and right housings 1 and 19 can be indirectly adjusted, and the first and the second bevel gear shaft 37 and the second bevel shaft 41 can be synchronously moved downwards by pressing the handle 42, so that the first and the second bevel shaft 19 and the driven bevel shaft 52 can be disengaged from the driven bevel shaft 52 and the driven bevel gear clamp plate 52, and the second bevel shaft 52, so that the second bevel shaft 19 can be disengaged from the first bevel shaft 19 and the driven bevel clamp plate 52 and the driven bevel plate 52, and the driven bevel plate 38, and the driven shaft can be disengaged synchronously moved downwards, after the adjustment is completed, the handle 42 is stopped from being pressed and rotated, so that the front and rear clamping plates 51 and 52 can be quickly restored to the fitting state by the elastic repulsive force of the front and rear compression springs 48 and 50, and the semicircular groove 53 clamps the first and

second shafts

37 and 38, thereby preventing the left and right hollow shafts 2 and 20 from being accidentally rotated.

The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that variations, modifications, substitutions and alterations can be made in the embodiment without departing from the principles and spirit of the invention.

Claims

1. The utility model provides an energy-conserving safe grating, includes left casing (1), left hollow shaft (2), left controller (3), left mounting groove (4), well mount pad (5), back mount pad (6), preceding mount pad (7), left brace table (8), transmitter (9), lens (10), preceding level crossing (11), well level crossing (12), back level crossing (13), left side apron (14), transmission hole (15), receiving part (16), supporting part (17), clamping part (18), its characterized in that: the bottom end of the left shell (1) is fixed with a vertical left hollow shaft (2), the top end of the left shell is fixed with a horizontal left controller (3), the right front part of the left shell (1) is provided with a vertical left mounting groove (4), the left end of the inner wall is sequentially fixed with a vertical middle mounting seat (5) and a rear mounting seat (6) from front to rear, the front end of the inner wall of the left shell (1) is fixed with a vertical front mounting seat (7), the right part of the inner wall is fixed with a vertical left supporting platform (8), a plurality of horizontal emitters (9) are installed in the left mounting groove (4) from top to bottom along the straight line equidistance, each of the infrared emitted by the emitters (9) is a horizontal directional right rear part, the rear end of the front mounting seat (7) is fixed with a vertical lens (10), the rear end of the lens (10) is fixed with a vertical front plane mirror (11), the right part of the middle mounting seat (5) is fixed with a vertical middle plane mirror (12), the right part of the rear mounting seat (6) is fixed with a vertical rear plane mirror (13), the left end face of the left side cover plate (11), the left end face of the left side cover plate (14) is provided with a left side mirror face (14), and a left side mirror face (14) penetrating hole (14), the transmitting hole (15) of left side apron (14) front and back two are linear arrangement on vertical direction, receiving part (16) are installed to left side casing (1) the right side, supporting part (17) are installed respectively to receiving part (16) and left hollow shaft (2), install clamping part (18) in supporting part (17).

2. An energy-saving safety grating as claimed in claim 1, wherein: receiving part (16) include right casing (19), right hollow shaft (20), right controller (21), warning light (22), preceding mounting groove (23), back mounting groove (24), receiver (25), right side brace table (26), right side apron (27), receiving hole (28), right side casing (19) bottom mounting has vertical right hollow shaft (20), and the top is fixed with horizontally right controller (21), right side casing (19) forward-mounted has vertical warning light (22), right side casing (19) inner wall front portion is opened has vertical preceding mounting groove (23), and inner wall right-hand member rear portion opens and has vertical back mounting groove (24), preceding mounting groove (23) and back mounting groove (24) inner wall right-hand member are fixed with a plurality of horizontally receivers (25) respectively from last to following the straight line down, casing (33) inner wall left part is fixed with vertical right side brace table (26), right side brace table (26) left end is fixed with vertical right side apron (27), two parts are respectively run through a plurality of horizontality and are lapped (28) in the straight line in right side receiving hole (27) front and back, right side receiving hole (27) front and back two parts are arranged on the straight line direction (28).

3. An energy-saving safety grating as claimed in claim 2, wherein: the support part (17) comprises a base (29), mounting lugs (30), T-shaped grooves (31), puller bolts (32), a shell (33), T-shaped guide rails (34), a lower hollow cylinder (35), a lower compression spring (36), a first shaft (37), a second shaft (38), an upper hollow cylinder (39), a driving gear (40), a first conical cylinder (41), a handle (42), a limiting ring plate (43), a driven gear (44), a second conical cylinder (45) and an axial bearing (46), wherein the periphery of the bottom of the base (29) is respectively fixed with a horizontal mounting lug (30), the top end of the base is provided with a horizontal T-shaped groove (31), the front portion and the rear portion of the base (29) are respectively in threaded connection with the horizontal puller bolts (32) and the upper portion of the base is provided with the horizontal shell (33), the bottom end of the shell (33) is fixed with the horizontal T-shaped guide rails (34), the bottom of the shell (33) is rotatably connected with two vertical lower hollow cylinders (35), each lower hollow cylinder (35) is arranged in the left-right direction and the bottom of the other hollow cylinder (35) and is non-through the lower vertical sliding key (33), the lower hollow cylinder (35) is connected with the other vertical sliding key (35), and the lower sliding key (33) of the lower hollow cylinder (35) respectively The shaft (38) of No. two straight, and upper portion rotate and be connected with vertical hollow cylinder (39) of going up, axle (37) upper portion is through parallel key and the same axle sliding connection of hollow cylinder (39) of going up, axle (37) bottom coaxial fixation has driving gear (40), and the upper portion coaxial fixation has a vertical awl section of thick bamboo (41), axle (37) upper portion coaxial fixation has handle (42), each coaxial spacing annular plate (43) of being fixed with in both ends about driving gear (40), no. two axle (38) bottom coaxial fixation has driven gear (44), and the upper portion coaxial fixation has a second awl section of thick bamboo (45), left side casing (1) and right casing (19) bottom are fixed with axial bearing (46) respectively.

4. An energy-saving safety grating as claimed in claim 3, wherein: the clamping part (18) comprises a front polished rod (47), a front compression spring (48), a rear polished rod (49), a rear compression spring (50), a front clamping plate (51), a rear clamping plate (52), a semi-circular groove (53) and a conical semi-groove (54), two horizontal front polish rods (47) are fixed at the front end of the inner wall of the shell (33), two horizontal front compression springs (48) are fixed at the front ends of the inner walls, two horizontal rear polish rods (49) are fixed at the rear ends of the inner walls of the shell (33), and two horizontal rear compression springs (50) are fixed at the rear end of the inner wall, the two front polish rods (47) are jointly and slidably connected with a horizontal front clamping plate (51), the two rear polish rods (49) are jointly and slidably connected with a horizontal rear clamping plate (52), the left and right parts of the rear end of the front splint (51) and the left and right parts of the front end of the rear splint (52) are respectively provided with a vertical semi-circular groove (53) and a conical semi-circular groove (54), the conical half groove (54) is positioned above the semi-circular groove (53), and is coaxial with the semi-circular groove (53), the conical semi-circular groove (54) penetrates through the top ends of the front splint (51) and the rear splint (52), the semi-circular groove (53) penetrates through the bottom ends of the front splint (51) and the rear splint (52), the front clamping plate (51) can slide back and forth along the front polished rod (47), the rear clamping plate (52) can slide back and forth along the rear polished rod (49).

5. An energy-saving safety grating as claimed in claim 4, wherein: left side controller (3) and each transmitter (9) looks electrical connection, right side controller (21) and external processing equipment, warning light (22) and each receiver (25) looks electrical connection, left side controller (3) and right controller (21) external power supply respectively, the infrared ray that transmitter (9) launched shines to lens (10) left end face back partly through shine after reflection well flat mirror (12) shine after reflection preceding flat mirror (11) shine after reflection rear flat mirror (13) be about horizontal ejection of light after reflection, the infrared ray that transmitter (9) launched shines to lens (10) left end face back another part is about horizontal ejection of light after the refraction of lens (10), lens (10) refraction and the infrared ray that goes out are passed receiver (25) in the front receiving hole (23) behind the anterior (28) of right apron (27) behind transmission hole (15) of left apron (14) after the infrared ray that transmitter (9) sent out pass right apron (27), the back is received by receiver (25) in the anterior (23) of left side apron (14) after receiving receiver (13) reflection, the receiver (14) that the reflection of back received the apron (9) and the transmitter (9) send out can's behind the receiver (24) the receiver (23) in the receiver (23) can's arbitrary infrared ray that can's behind the receiver (14) receive the installation groove (24) receive the receiver (24) the reflection 21 All can control warning light (22) circular telegram and carry out the scintillation warning, right controller (21) control external processing equipment carries out scram when arbitrary receiver (25) in back mounting groove (24) can't receive the infrared ray, no. one axle (37) bottom is fixed mutually rather than the lower compression spring (36) top of below, no. two axle (38) bottom is fixed rather than the top of the lower compression spring (36) of below mutually.

6. An energy-saving safety grating as claimed in claim 5, wherein: the T-shaped groove (31) is connected with the T-shaped guide rail (34) in a sliding manner from front to back, the tightening bolts (32) at the front part and the back part of the base (29) can respectively tighten the front end face and the back end face of the T-shaped guide rail (34), the first shaft (37) and the second shaft (38) can slide up and down along the lower hollow cylinder (35) through flat keys, the first shafts (37) can slide up and down along the upper hollow cylinder (39) through the flat keys, the second shafts (38) in the two supporting parts (17) are respectively connected with the left hollow shaft (2) and the right hollow shaft (20) through the flat keys in a sliding manner from top to bottom coaxially, the driven gear (44) is meshed with the driving gear (40) and is always positioned between the limiting ring-shaped plates (43) at the upper end and the lower end of the driving gear (40), when the front clamping plate (51) and the back clamping plate (52) are jointed with each other under the elastic repulsion action of the front compression spring (48) and the back compression spring (50), when the front clamping plate (51) and the back clamping plate (52) are jointed with the adjacent half-shaped grooves (52), the left clamping plate (52) and right clamping plate (52) and left clamping plate (52) and right clamping plate (52) can be jointed with the adjacent half grooves (52) of the front clamping plate (52) and the front clamping plate (52), when the half grooves (53) of the left and right parts of the front clamping plate (51) and the half grooves (53) of the left and right parts of the rear clamping plate (52) are attached to the adjacent ends of the rear clamping plate (52), the circumferential walls of the first shaft (37) and the second shaft (38) can be attached and clamped together, the taper of the tapered half grooves (54) is the same as the taper of the first conical cylinder (41) and the taper of the second conical cylinder (45), the size and the structure of the first conical cylinder (41) and the size and the structure of the second conical cylinder (45) are the same, the top end face of the first conical cylinder (41) and the top end face of the second conical cylinder (45) are flush with each other, and the first conical cylinder (41) and the second conical cylinder (45) on the first shaft (37) and the second shaft (38) can be located right above the tapered half grooves (54) under the elastic repulsive force action of the lower compression spring (36).

7. The energy-saving safety grating as claimed in claim 6, wherein: when the handle (42) is pressed down, the first shaft (37) and the second shaft (38) can synchronously move downwards through the matching of the driven gear (44) and the limiting ring-shaped plate (43), the first shaft (37) and the second shaft (38) synchronously move downwards through the first conical cylinder (41) and the second conical cylinder (45) in the synchronous downward movement process, the front clamping plate (51) and the rear clamping plate (52) can overcome the elastic repulsive force of the front compression spring (48) and the rear compression spring (50) to be separated from the joint, after the front clamping plate (51) and the rear clamping plate (52) are separated from the joint, the semi-circular groove (53) can be removed from clamping of the first shaft (37) and the second shaft (38), when the handle (42) is pressed down and rotates, the front clamping plate (51) and the rear clamping plate (52) are separated from the joint, so that the second shaft (38) can be driven to rotate through the meshing of the driving gear (40) and the driven gear (44), and when the second shaft (38) rotates, the left shaft (2) and the right shaft (20) can be driven to rotate, and the top end of the hollow shaft (33) and the hollow shaft (33) is in contact with the top end of the hollow shaft (33).