33results about How to "Improve anti-pinch effect" patented technology

The invention discloses an anti-pinch system of a tail gate of a vehicle and a vehicle with the same. The anti-pinch system comprises a vehicle body, the tail gate, a driving mechanism, a first anti-pinch sensing piece, a second anti-pinch sensing piece and a controller. The first anti-pinch sensing piece is adapted to send out a first anti-pinch signal when the moving speed of the tail gate deviates from a preset speed, and the second anti-pinch sensing piece is arranged on at least one of the tail gate and a tailgate frame. The second anti-pinch sensing piece is configured to send out a second anti-pinch signal when detecting a foreign object between the tail gate and the tail gate frame when the tail gate moves, and the controller is electrically connected with the first anti-pinch sensing piece and the second anti-pinch sensing piece correspondingly, and the controller controls the driving mechanism to carry out the anti-pinch operation when receiving at least one of the first anti-pinch signal and the second anti-pinch signal. Therefore, the anti-pinch system of the tail gate can accurately sense whether foreign objects are on both sides of the tail gate and directly below thetail gate, and thus anti-pinch system of the tail gate can effectively perform the anti-pinch function to improve the use safety of the tailgate.

The invention relates to an electronic control system for doors of city buses. The electronic control system comprises a door control ECU (Electronic Control System), a photoelectric induction anti-clamping sensor, a door control rocker switch, a vehicle speed sensor, a passenger getting-off prompting module and a power source, wherein the door control ECU (Electronic Control System) is respectively connected with the photoelectric induction anti-clamping sensor, the door control rocker switch, the vehicle speed sensor and the passenger getting-off prompting module, and the power source is respectively connected with the door control rocker switch and the passenger getting-off prompting module. Compared with the prior art, the electronic control system disclosed by the invention has the advantages of increasing the riding safety of passengers and the like.

The invention provides a vehicle and a sunroof assembly thereof. The sunroof assembly comprises a sunroof, a sunroof driver, an acceleration sensor, a supporting block, a supporting block driver and a control unit, wherein the acceleration sensor is used for detecting the acceleration of the sunroof; the supporting block driver is connected with the supporting block, and is used for driving the supporting block to move between a resisting position where the supporting block resists the sunroof and a separation position where the supporting block is separated from the sunroof; and in the sunroof closing process, the supporting block driver drives the supporting block to move to the resisting position to increase acceleration change when the sunroof pinches objects, and the control unit can stop the sunroof from being closed and move towards an opening direction according to the magnitude of the acceleration of the sunroof. Therefore, in the sunroof closing process, the temporary rigidity of the sunroof is increased by enabling the supporting block to resist the sunroof, the acceleration change of the sunroof when the sunroof pinches the objects is increased, therefore the control unit can stop the sunroof from being continuously closed in time and the situation that the sunroof pinches hands is effectively prevented from occurring.

The invention discloses an anti-pinch wooden door. The anti-pinch wooden door is characterized in that the anti-pinch wooden door comprises a door frame, the door frame comprises a first frame body and a second frame body which are symmetrically arranged, and a third frame body is arranged at the upper ends of the first frame body and the second frame body; a door leaf is arranged in the door frame, the door leaf comprises a rectangular frame formed by splicing a first door stile, an upper cap plate, a second door stile and a lower cap plate sequentially, and a core plate is arranged in the frame; the first door stile is connected with the first frame body through hinges; at least two electromagnets are arranged at the end surface, opposite to the first door stile, of the first frame body,and magnets opposite to the electromagnets are arranged on the end surface, opposite to the first frame body, of the first door stile; a contact is arranged at the end, near the hinges, of the lowersurface of the third frame body, and a sensor is arranged on the other end; a contact piece located on the upper surface of the upper cap plate is arranged under the contact; and the sensor is connected with the contact piece, and a control circuit is connected to the sensor and connected with the electromagnets. The anti-pinch wooden door is attractive in appearance and has an excellent anti-pinch effect.

The invention relates to the technical field of smart home, and discloses a stall protection device for preventing a smart home door from pinching hands. The stall protection device comprises a firstshell, the interior of the first shell is fixedly connected with a fluid shell, the interior of the fluid shell is movably connected with a movable block, and the exterior of the movable block is fixedly connected with a telescopic spring. Under the interaction of all the structures of the device, the device can automatically trigger the function of preventing hands from being pinched when the self-suction anti-theft door is under the action of strong force such as external strong wind so that the accident of pinching the hands can be effectively avoided, the safety of the intelligent anti-theft door can be better, and when the self-suction anti-theft door is subjected to the external strong action, the device can also enable a friction block to rub with the self-suction door, so that under the dual protection of the sliding friction force and the electrorheological fluid, the effect of preventing the self-suction door from pinching hands is better, and meanwhile, the service life of the intelligent door is also prolonged.

The invention relates to a protective device and method for preventing a passenger from being jammed in an elevator door. The protective device for preventing the passenger from being jammed in the elevator door comprises an induction assembly and a controller, wherein the induction assembly is arranged on a border of the elevator door or a front supporting column of an elevator car, is in signalconnection with the controller, and comprises an infrared sensitive element and a Fresnel lens; and the Fresnel lens is arranged at an infrared signal receiving-transmitting port of the infrared sensitive element. The protective device for preventing the passenger from being jammed in the elevator door has the beneficial effects that the induction assembly and the controller are arranged; a humaninfrared signal detected by the infrared sensitive element is recorded through the controller, and then the elevator door is controlled to open or close; the problem that in the prior art, the function of an elevator door protective device easily fails at the last stroke of the closing of the elevator door or the function of a door protective device adopting an infrared electronic product easily fails in the induction blind area of the adopted infrared electronic product can be solved; and accordingly, the passenger can be prevented from being jammed in the elevator door or being injured in the jamming course.

The invention provides a desk clamping hand prevention mechanism and a clamping hand prevention desk, wherein desk clamping hand prevention mechanism comprises a base plate, a movable cover, a PCB plate, a key switch and an elastic part, the base plate can be movably covered with the movable cover, the PCB plate is mounted between the base plate and the movable cover, the key switch is installed on the PCB plate, the elastic part is arranged between the movable cover and the PCB plate, the elastic part jacks up the movable cover under the natural state to avoid that the movable cover triggersthe key switch, and when the movable cover is pressed, the elastic part is compressed, and thus the key switch is triggered. According to the desk clamping hand prevention mechanism and the clamping hand prevention desk, when an object is clamped, the movable cover plate is touched, and then the motion of clamping the object is stopped, and thus a function of clamping hand prevention is realized,the structure is simple, the reaction is sensitive, the situation that misinformation occurs is avoided, and the effect of clamping hand prevention is good. Besides, the key switch belongs to a push-button switch and have longer service life.

The invention discloses an anti-pinch door opening and closing structure at a cup taking opening. The anti-pinch door opening and closing structure comprises a panel (1) with the cup taking opening (11) and a door body (2); and the door body (2) is driven by a driving structure to slide. The structure is characterized in that the driving structure comprises a motor (3) mounted on the panel (1); anoutput shaft (31) of the motor (3) is connected with the door body (2) through a transmission structure; a clutch structure is arranged between an output shaft (31) of the motor (3) and an input shaft (4) of the transmission structure; the clutch structure comprises an output rotating disc (5) and an input rotating disc (6); the output rotating disc (5) is mounted on the output shaft (31) of themotor (3) and can rotate along with the output shaft (31); the input rotating disc (6) is installed on the input shaft (4) of the transmission structure and can rotate along with the input shaft (4),a first magnet (7a) is installed on an output rotating disc (5), and a second magnet (7b) attracting the first magnet (7a) is installed on the input rotating disc (6). According to the clutch structure, mutual attraction force of the magnets serves as clutch force, the effect is proper, and the hand pinching prevention effect is good.

The invention discloses a sliding door wardrobe with a hand pinching preventing function. The sliding door wardrobe comprises wardrobe doors, a top plate, side plates and the like and also comprises first hand releasing rolls and second hand releasing rolls which are arranged oppositely and have the opposite rotation directions, wherein each first hand releasing roll is arranged on the edge, facing one side plate, of one wardrobe door, and each second hand releasing roll is arranged in the position, facing each wardrobe door, of each side plate; driving gear shafts rotating vertically are arranged at the upper parts of the wardrobe doors and connected with the first hand releasing rolls, and a driving rack matched with the driving gear shaft is fixed on the top plate; the sliding door wardrobe also comprises driving motors, motor drivers and magnetic sensors which are connected sequentially; the driving motors are connected with the second hand releasing rolls, the magnetic sensors arearranged on the side plates, and magnets facing the magnetic sensors are also arranged on the wardrobe doors. The sliding door wardrobe has the hand pinching preventing function and can eliminate potential safety hazards.

The invention provides an anti-pinch door, an anti-pinch door sealing strip and a vehicle using anti-pinch door, relating to the bus industry and having good anti-pinch effect. The anti-pinch door comprises a door body, and a sealing strip for sealing is arranged on the side of the door body, wherein an optical signal channel is provided, and an optical signal transmitter and a receiver are respectively disposed at two ends thereof; the portion of the sealing strip on the side of the optical signal channel facing away from the door body is a wedge-shaped portion whose cross-section gradually increases from one side, and the wedge-shaped structure is offset from the optical signal channel to be outwardly folded and deformed when blocked; the sealing of the door is realized by folding the wedge portion of the sealing strip outward, and the process does not cause a large deformation of the optical signal channel to block the transmission of the optical signal, thereby ensuring the sealingproperty. If an object is mistakenly caught by the door, the sealing strip will be further deformed to deform the optical signal channel, thereby blocking the transmission of the optical signal and opening the door. While ensuring normal sealing, it can ensure the correct judgment of the anti-missing clip and improve the reliability.

The invention discloses a waterproof and heat-dissipating electric vehicle controller storage box. A handle is provided in the middle of the top of the cover plate, an air intake pipe is connected to the left side of the top of the housing, and an exhaust pipe is connected to the right side of the top of the housing, and one end of the air intake pipe and the exhaust pipe are connected to the shell body, the air intake end of the air intake pipe is connected with a dust-proof net, the air intake pipe is fixed by the first pipe frame, the exhaust pipe is fixed by the second pipe frame, and both the air intake pipe and the exhaust pipe are inverted U-shaped, the exhaust pipe is also connected with an exhaust fan. Utilize the first pressing frame and the second pressing frame to fix the controller of the electric vehicle, by connecting the exhaust fan on the exhaust pipe, and connecting the air inlet end of the air inlet pipe with a dust-proof net, it has a good Dust-proof and heat-dissipating, the intake pipe and exhaust pipe are inverted U-shaped, and the waterproof effect is good.

A method for controlling safe operation of an electric table includes: starting the default setting value or self-set setting value of a sensor unit stored in a memory after power-on; making sure that an electric control module activates the sensor unit when the electric table is raised or lowered, and the sensor unit detects the vibration amplitude of the electric table and records the number of vibrations when the vibration amplitude exceeds the setting value; when the recorded number of vibrations is greater than the default setting value or self-set setting value, the electric control module controls a power mechanism on the electric table to make a rebound action in the opposite direction when the electric table is raised or lowered. Acceleration and gyroscope sensors are vertically installed on a small board, so that the sensitivity of the gyroscope to vibration detection is increased.

The invention discloses a medical elevator landing door with an anti-pinch function, and relates to the field of elevator landing doors. The medical elevator landing door comprises an elevator cabinet body, an electrical control box A and an electrical control box B, and is characterized in that the electrical control box A is welded to one side of the elevator cabinet body, and the electrical control box B is welded to the other side of the elevator cabinet body; and a first-stage telescopic column is welded to the other side of the electric control box A, an inclined supporting frame B is arranged at the other end of the first-stage telescopic column, and a driver B is arranged at the bottom of the inclined supporting frame B. According to the medical elevator landing door with the anti-pinch function, for some patients inconvenient to move, the operation speed of overall door opening and closing is low, and meanwhile under the action of a wheelchair anti-skid plate, a wheelchair is protected, so that movement of the wheelchair is avoided, capacity is well guaranteed, the wheelchair is safer in the operation process, a certain anti-skid effect is achieved, and certain potential safety hazards do not exist on the whole.

The invention discloses a contact type automatic door and window all-dimensional anti-pinch safety device. The contact type automatic door and window all-dimensional anti-pinch safety device comprisesa base body, a first light touch switch, a second light touch switch and a door body, the first light touch switch is installed on one side of the base body, an installation block is arranged on oneside of the base body, a decoration strip is arranged on one side of the base body, and an insertion block is fixed to the surface of the decoration strip. A bayonet is formed in the base body, limiting blocks are installed in a containing groove, the door body is arranged on one side of the base body, and a telescopic rod is installed on the surface of the base body. According to the contact typeautomatic door and window all-dimensional anti-pinch safety device, the bayonet, the containing groove and the limiting blocks are arranged in the base body, the base body can be rapidly installed onthe surface of the door body through the bayonet, and then the symmetrically-arranged limiting blocks can be driven to be firmly clamped on the two sides of the door body by rotating adjusting bolts;and not only is the installation stability of the base body on the surface of the door body improved, but also the operation complexity during base body installation can be reduced.

The invention relates to an escalator with an anti-clamping device, which comprises a step, the step is divided into an entry section, an ascent section and an exit section; a set of apron plates, fixed on both sides of the step; a set of handrails Belts are respectively movably installed on the apron panels; a set of active anti-pinch mechanisms are respectively provided on the inner lower part of the apron panels corresponding to the entry section; a set of fixed anti-pinch mechanisms are respectively provided on the ascending section and exit section. The inner lower part of the apron plate corresponding to the section; the electric control system is used to connect the driving mechanism and the high-pressure fan to the external power supply, and control the working process of the driving mechanism and the high-pressure fan. On the basis of further improving the fixed position limiting and anti-pinch mechanism, the present invention can effectively increase the active position limiting and anti-pinch mechanism, and can effectively form a tactile reminder, thereby forming a better anti-pinch effect.

The invention discloses an automatic door with an anti-pinch function, and belongs to the technical field of automatic doors. The automatic door comprises a door beam, a first door leaf and a second door leaf, and a driving assembly for driving the first door leaf and the second door leaf to move towards each other or away from each other is arranged in the door beam; a foreign matter detection device used for detecting whether foreign matter exists between the first door leaf and the second door leaf or not is arranged in the second door leaf; the foreign matter detection device comprises a CCD camera, a lens assembly arranged at the front end of the CCD camera and a rotating support used for automatically adjusting a scanning angle of the CCD camera; a control box is arranged in the doorbeam, an industrial personal computer, a controller, a power supply and a first motor driver are arranged in the control box, the industrial personal computer is connected with an image acquisition card, and the image acquisition card is connected with the CCD camera; the industrial personal computer, the power supply, the first motor driver and the driving assembly are all connected with the controller; and the first motor driver is connected with the first motor. The automatic door solves the problem that an existing automatic door is prone to missing detection of small objects.

The invention provides a vehicle and a sunroof assembly thereof. The sunroof assembly comprises a sunroof, a sunroof driver, an acceleration sensor, a supporting block, a supporting block driver and a control unit, wherein the acceleration sensor is used for detecting the acceleration of the sunroof; the supporting block driver is connected with the supporting block, and is used for driving the supporting block to move between a resisting position where the supporting block resists the sunroof and a separation position where the supporting block is separated from the sunroof; and in the sunroof closing process, the supporting block driver drives the supporting block to move to the resisting position to increase acceleration change when the sunroof pinches objects, and the control unit can stop the sunroof from being closed and move towards an opening direction according to the magnitude of the acceleration of the sunroof. Therefore, in the sunroof closing process, the temporary rigidity of the sunroof is increased by enabling the supporting block to resist the sunroof, the acceleration change of the sunroof when the sunroof pinches the objects is increased, therefore the control unit can stop the sunroof from being continuously closed in time and the situation that the sunroof pinches hands is effectively prevented from occurring.

The invention belongs to the technical field of lifting tables, and discloses a lifting table capable of retreating when meeting resistance, which comprises a lifting upright post, a table board arranged above the lifting upright post and a main control unit for controlling the lifting upright post to lift, an anti-pinch detection device is arranged on the table board and comprises an infrared transmitter and an infrared receiver, the main control unit controls the infrared laser surface emitted by the infrared emitter along the radial direction to at least cover the whole table board, the infrared receiver receives infrared reflection laser reflected by an obstacle in a detection area, and the main control unit judges whether the obstacle exists in the detection area according to whetherthe infrared receiver receives a reflection signal or not. The detection area of the infrared receiver is the horizontal projection range of the whole table board on the infrared laser surface, the infrared laser surface emitted by the infrared emitter covers the whole table board, the planar light field coverage is more comprehensive, no gap exists, and the situation of missing detection is avoided.

The invention relates to the technical field of escalators, in particular to a safe and reliable escalator. The safe and reliable escalator comprises a handrail breast board, an apron board and a stair. An inner cover plate is arranged between the apron board and the handrail breast board. The apron board comprises an upper apron board body and a lower apron board body. The lower apron board body is arranged at the side edge of the stair, and an apron board safety protection device is connected to the lower apron board body. The upper apron board body comprises an arc-shaped anti-clamping part. The arc-shaped anti-clamping part is arranged on the stair and covers the side edge of the stair. The side edge of the stair is provided with a groove formed in the longitudinal direction. The arc-shaped anti-clamping part is provided with a blocking part stretching into the groove. The outer side of the blocking part is provided with a protection strip. According to the safe and reliable escalator, an object can be effectively prevented from entering a gap between the apron board and the stair by arranging the arc-shaped anti-clamping part, and the size of a clearance between the arc-shaped anti-clamping part and the end surface of the stair is adaptively adjusted along with the change of the seasonal temperature, so that the clearance is kept in a reasonable and safe range, and the situation that the apron board is stuck due to the fact that the apron board makes contact with the stair is prevented.

The invention relates to the technical field of doors and windows, in particular to a door and window anti-pinch protective jacket which comprises a plate, a plurality of first limiting holes connected with a door handle in a clamped mode are formed in the middle of the plate, the first limiting holes are sequentially communicated, the plate is made of elastic materials, two symmetrical guide grooves are formed in the upper surface of the plate, and when the plate is bent, the first limiting holes are connected with the door handle in a clamped mode. And the two guide grooves divide the plate into a third connecting part, a second protecting part and a fourth connecting part. By means of the simple structural design, closing of the door body can be effectively avoided, the purpose of preventing hands from being pinched is achieved, meanwhile, the door body and the door form a unified whole, when the door is not used, disassembly is not needed, the protection state can be relieved through other operations such as simple overturning, the door body can be conveniently closed, and meanwhile stability is high.

The invention discloses a clamp-proof mute rotating wooden door. The clamp-proof mute rotating wooden door comprises a first side frame body, a second side frame body, an upper frame body, first planks, a second planks, sound insulation cavities and fixing blocks. The upper frame body is provided with a first light curtain sensor and a brake device, and the second side frame body is provided witha first rotating shaft and a second rotating shaft. The second rotating shaft is connected with a first motor and an upper door leaf, and the first rotating shaft is connected with a second motor anda lower door leaf. A first pull rod a second pull rod are arranged between the upper door leaf and the lower door leaf in a cross mode, and a sound insulation device and a second light curtain sensorare arranged between the upper door and the lower door and the first side frame body. The upper door and the lower door are both of a three-layer composite structure. The sound insulation cavities areinternally provided with partition boards and a plurality of sound attenuation devices. The invention can not only improve the sound insulation effect and clamp-proof effect, but also has the advantages of convenient use, low door opening noise, good use stability, convenient disassembly and assembly and transportation, good tightness, beauty and long service life.

The invention discloses an anti-pinch device for a textile machine in the technical field of textile machines. Two sets of moving push blocks of the same structure are arranged on the left side end and the right side end of an upper plate symmetrically, an upper protection plate is arranged on the bottoms of the moving push blocks, a supporting column is arranged on the center of the bottom of theupper plate, two rotating shafts of the same structure are symmetrically arranged on the outer wall, taking the center point as the symmetric point, of the supporting column, rollers are arranged onthe outer walls of the rotating shafts. The device is simple in structure and convenient to operate, through cooperative use of springs and ejector blocks on the moving push blocks on the two ends ofthe upper plate, the two moving push blocks can be conveniently inserted in and pull out, and can be well fixed, the upper protection plate connected with the moving push blocks and a lower protectionplate connected with a lower base can achieve the well anti-pinch effect, hands, clothes and hair of a worker are prevented from making contact with the machine, accidents are avoided, through a rotating disc on a lower base, the lower protection plate can be conveniently folded and unfolded in the opposite directions, and operation is rapid and convenient.

The invention relates to the technical field of high-speed rail, in particular to a high-speed rail door with an anti-pinch function, including a high-speed rail door body, a mounting groove is opened on one side of the high-speed rail door body, and a second magnetic block is bonded inside the mounting groove. One side of the block is provided with a first magnetic block, a spring slot is opened inside the installation groove, and a first spring is arranged inside the spring slot, and a moving conductor block is welded on one side of the first spring, and one side of the moving conductor block is away from One outer wall of the first spring is threadedly connected with an insulating guide rod, and one side of the moving conductor block is provided with two fixed conductor blocks distributed up and down. The present invention utilizes the mutual repulsion between the first magnetic block and the second magnetic block by setting the first magnetic block and the second magnetic block, so that a relatively flexible magnetic buffer zone is formed between the first magnetic block and the second magnetic block, and then The action of the first magnetic block is used to make the high-speed rail door body stop and close with high sensitivity, so as to achieve a good anti-pinch effect.

The invention discloses a filtering algorithm for ripple detection of a vehicle window controller. The filtering algorithm comprises the following steps: step 1, ripple sampling; 2, setting parameters; step 3, formulating rules; step 4, initializing a filter; step 5, waveform judgment; step 6, waveform rising; step 7, waveform declining; step 8, interference judgment; ripple data are sampled in real time through the single-chip microcomputer MCU, meanwhile, the collected ripple data are subjected to filtering calculation in a segmented mode, the ripple period and the ripple amplitude are output to the anti-pinch controller in real time, the anti-pinch performance of the car window is improved, the speed of the segmented calculation method is high, the filtering efficiency is greatly improved, and the anti-pinch performance of the car window is improved. Filtering results are continuously output in real time in the whole process of vehicle window movement, the last S pieces of data of each set of sampling data are reserved during filtering to serve as filtering initial data of the next set, smooth connection of the filtering data between two adjacent time periods is guaranteed, and interference noise introduced by segmented calculation can be eliminated.

The invention discloses an anti-pinch and noise-reduction wooden door. The anti-pinch and noise-reduction wooden door is characterized by comprising a door frame. A door leaf is arranged in the door frame. Opposite electromagnets and magnets are arranged at the hinge connections of the door frame and the door leaf. One end, close to the hinges, of the upper end of the door frame is provided with acontact, the other end, close to the hinges, of the upper end of the door frame is provided with a sensor, and a contact piece mounted on the door leaf is arranged below the contact. The contact is connected with the sensor, the sensor is connected with a control circuit, and the control circuit is connected with the electromagnets. The door leaf comprises a frame and is characterized in that a core plate is arranged in the frame, and the core plate comprises a first panel, a first retaining plate, a second retaining plate and a second panel which are sequentially arranged; noise-reduction materials are filled between the first panel and the first retaining plate and between the second retaining plate and the second panel; a vibration absorption film is arranged between the first retaining plate and the second retaining plate, and fixing strips are arranged at the edges of the vibration absorption film and connected with the frame. The anti-pinch and noise-reduction wooden door is attractive in appearance, good in anti-pinch effect and high in noise-reduction ability.

The invention relates to the technical field of the automobile luggage compartment door control, and discloses a luggage compartment door control system. The luggage compartment door control system comprises a switch solenoid valve, and a door pump assembly connected with the switch solenoid valve. The luggage compartment door control system further comprises a first solenoid valve, a second solenoid valve and a control unit, wherein the first solenoid valve is installed on a pipeline between the door opening end of the switch solenoid valve and the door pump assembly; the second solenoid valve is installed on a pipeline between the door closing end of the switch solenoid valve and door pump assembly; and the first solenoid valve and the second solenoid valve are connected with the controlunit, through controlling the opening degree of the first solenoid valve and / or the second solenoid valve, the door opening speed and the door closing speed of a luggage compartment door are controlled. The luggage compartment door control system is capable of solving a problem in the prior art that the door opening speed and the door closing speed of the luggage compartment door are difficult tobe regulated and controlled.

The invention relates to a safety protection device of a bottle blowing machine, in particular to a hand-clamping prevention device of the bottle blowing machine. The hand-clamping prevention device of the bottle blowing machine is characterized by comprising a control case arranged on the upper portion of a bottle blowing machine controller on the front side of the bottle blowing machine; an infrared sensor is arranged on the upper surface of the control case and connected with a clamping prevention device controller located inside the control case; a time relay is arranged inside the control case; the clamping prevention device controller is connected with the bottle blowing machine controller through the time relay in a feedback control mode. Therefore, the hand-clamping prevention device of the bottle blowing machine is reasonable and novel in design, practical and convenient to use.

The invention relates to an anti-pinch structure for an elevator and an anti-pinch method of the anti-pinch structure. The anti-pinch structure comprises a landing door, a lift car and a control module, a plurality of grooves are formed in the side face of a first door leaf, pressure detection devices are arranged on the inner walls of the grooves, telescopic rods are arranged on the side face of a second door leaf, and first proximity switches are arranged at the top end and the bottom end of the side, close to the lift car, of the landing door respectively. The top and the bottom of the lift car are matched with the two first proximity switches respectively, and a second proximity switch is arranged on the side face of the first door leaf. When the second proximity switch detects that the first door leaf and the second door leaf are closed, the control module controls the telescopic rods to be inserted into the grooves and controls the lift car to ascend or descend; when at least one first proximity switch is separated from the lift car, the pressure detection devices starts to work; and if a rope is clamped between the first door leaf and the second door leaf, when the rope makes contact with the telescopic rods and a pressure detection module detects a set pressure value, the control module controls the lift car to stop emergently and controls the lift car to return to the original landing door and open a door plate.