WO2008134989A1

WO2008134989A1 - A pneumatic pipe safety conveying method and device

Info

Publication number: WO2008134989A1
Application number: PCT/CN2008/070918
Authority: WO
Inventors: Hongrui Lu
Original assignee: Beijing Yin Rong Science & Technology Co. Ltd.
Priority date: 2007-05-08
Filing date: 2008-05-08
Publication date: 2008-11-13

Abstract

A pneumatic pipe safety conveying method and device. The conveying method includes the following steps: arranging a locking means for locking a lid (12) and a carrier body (1) of the carrier, and judging by a locking detecting means whether the lid (12) and the carrier body (1) are interlocking by the locking means. Only when the locking detecting means judges the lid (12) and the carrier body (1) are interlocking, the carrier could be allowed into the pipe. The conveying device includes a locking means and a locking detecting means disposed on the carrier. The invention ensures the carrier getting into the conveying pipe in locking state, and when the locking means is in locking state, it is also locked by the locking detecting means. It ensures the reliability of the lid (12) and the carrier body (1) in locking state, and improves conveying efficiency and conveying secrecy.

Description

Safety transmission method and device for pneumatic pipeline transmission

Technical field

The invention relates to the field of pneumatic pipeline transmission, in particular to a device and a method for safe transmission of pneumatic pipeline transmission. Background technique

Pneumatic pipe conveyor systems can be used in a variety of industries, such as hospitals, banks, factories, office buildings, shopping malls, restaurants, and other places where items need to be transported. The pneumatic pipe conveying system connects the various departments, and the items can be efficiently transmitted between any two transceiver stations, which can save people from running hard, save a lot of time and greatly improve work efficiency. However, the transmitter as a transmission carrier often causes the article to fall out of the conveyor because the cover is not covered, causing the transmission to be caught in the middle of the transmission pipe, causing the transmission system to be unsmooth.

In addition, in some places, such as banks and office buildings, where privacy documents and bills are required to be transmitted, the goods are dropped from the transmitter, causing serious disputes between the customer and the service provider, and even causing the customer to Bad incidents such as litigation of claims by service providers have affected the widespread use of this convenient and fast transmission system.

However, the above problems have not been a good solution so far.

Summary of the invention

SUMMARY OF THE INVENTION It is an object of the present invention to overcome the above-discussed deficiencies of the prior art and to provide a simple and reliable method of safe transmission of pneumatic piping; another object of the present invention is to provide a safety transmission apparatus for pneumatic pipeline transmission.

A safe transmission method for pneumatic pipeline transmission of the present invention comprises the following steps: 1) providing a locking mechanism for locking the cover body and the barrel of the transport carrier on the transport carrier; 2) judging by a locking detection mechanism Whether the locking mechanism locks the cover body and the barrel body, and allows the transport carrier to be released into the pneumatic pipe only when the locking detection mechanism determines that the cover body and the barrel body are in a locked state.

Preferably, the locking detection mechanism further determines whether the locking mechanism itself is in a locked state, only when the cover body and the barrel are in a locked state, and the locking mechanism itself is in a locked state, The transport carrier is allowed to pass into the pneumatic duct.

Preferably, the locking mechanism includes a lock portion and a lock groove portion, and the lock portion and the lock groove portion cooperate to place the cover body and the barrel body in a locked state or an unlocked state; the lock detecting mechanism includes a lock start determination And a locking portion, the lock opening determining portion is configured to determine whether the locking portion places the cover body and the barrel body in a locked state; the locking portion is configured to determine, when the lock opening determining portion is determined, the locking portion The lock portion is locked when the cover body and the tub body are placed in a locked state.

Preferably, the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is a lock groove disposed on the tub body and matched with the lock tongue, and the lock core can drive the lock tongue to be inserted or Exiting the lock slot; the lock initiation determining portion includes the lock cylinder a matching key, and determining whether the cover and the barrel are in a locked state by whether the key can be pulled out of the lock cylinder; the locking portion includes a marble, and the lock tongue is pulled out from the lock groove When the cover body and the barrel body are in an unlocked state, the marbles jam the key in the lock cylinder, so that the key cannot be pulled out from the lock core, when the lock tongue is inserted into the lock groove When the cover and the tub are in the locked state, the marble unlocks the key so that the key can be pulled out of the lock cylinder and the lock cylinder is locked relative to the cover.

Preferably, a through hole is formed in the cover body in a radial direction, a blind hole is defined in a position opposite to the through hole, and an outer marble is disposed in the through hole, and the blind hole is disposed in the blind hole An inner marble elastically connected to one end of the outer marble, the inner wall of the barrel abuts against the other end of the outer marble when the cover is covered on the barrel, the outer marble will be the inner The marble is pushed into the blind hole such that the lock cylinder is rotatable relative to the cover.

Preferably, the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is a lock groove disposed on the tub body and matched with the lock tongue, and the lock core can drive the lock tongue to be inserted or Exiting the lock slot; the lock initiation determining portion includes a key matched with the lock cylinder, and determining whether the cover body and the barrel body are in a locked state by whether the key can be pulled out from the lock core; The portion includes a key matched with the lock cylinder and a cover top plate disposed on the cover body and located above the lock core, and the cover top plate is provided with an opening at a position corresponding to the lock cylinder, and the opening Forming a match with the key, determining whether the cover body and the tub body are in a locked state by whether the key can be pulled out from the opening; the locking portion includes a key groove opened on an outer circumferential surface of the lock cylinder and a positioning pin elastically connected to the key groove. When the locking tongue is pulled out from the locking groove to release the cover body and the barrel body, the positioning pin elastically abuts against the outer circumferential surface of the lock core. The key is located at a position that cannot be pulled out of the opening. When the locking tongue is inserted into the locking groove to lock the cover body and the barrel body, the positioning pin elastically abuts against the key groove, and locks the lock core relative to the cover body Tightly, the key is located in a position that can be pulled out of the opening.

Preferably, the lock portion includes a lock cylinder and a lock block, and the cover body is rotatably mounted on the tub body via a rotating shaft, and the lock cylinder is disposed on the other side of the tub body opposite to the rotation shaft The lock block is disposed on the lock core; the lock groove portion is a groove disposed on the cover body and matched with the lock block, and the cover body is rotated to cover the barrel body Position, the lock cylinder rotatable lock block is inserted into or withdrawn from the groove; the lock opening determination portion includes a key matched with the lock cylinder, and the cover body is judged by whether the key can be pulled out from the lock cylinder And the barrel is in a locked state; the locking portion includes a marble, and when the locking tongue is pulled out from the locking groove, the cover and the barrel are in an unlocked state, the marble latches the key In the lock cylinder, the key cannot be pulled out from the lock cylinder, and when the lock tongue is inserted into the lock groove to lock the cover body and the barrel body, the marble is untied a key that allows the key to be pulled out of the lock cylinder and lock the lock cylinder relative to the cover

Preferably, the method further includes a limiting piece disposed on the barrel for opening the cover In the state, the lock cylinder is prevented from rotating; and when the cover is fastened on the barrel, the limiting piece releases the rotation prevention of the lock cylinder.

Preferably, the transport carrier can only be inserted into the lock cylinder by the key and rotate the lock cylinder to an appropriate position in order to bring the cover and the barrel of the transport carrier into an open state.

Preferably, the key is further provided with a flexible connecting portion or handle for preventing the transport carrier from entering the pneumatic conduit when the key is not pulled out of the lock cylinder.

Preferably, the method further includes: a host and an altimetry sensing unit that detects whether the transport carrier is ultra-high, and the altimetry sensing unit super-transmits the transport carrier when the key is not pulled out from the lock cylinder A high signal is sent to the host.

Preferably, the altimetry sensing unit is an infrared light pipe, an infrared light pipe, an ultrasonic sensor or a laser sensor.

Preferably, the method further includes a host and a sensing unit that detects whether the key is present on the transport carrier, and when the sensing unit detects that the key is present on the carrier, the sensing unit This signal is sent to the host.

Preferably, the sensor unit is a Hall switch, a magnetic metal detecting sensor or a non-magnetic metal detecting sensor. Preferably, the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is a lock groove disposed on the tub body and matched with the lock tongue, and the lock core can drive the lock tongue to be inserted or The lock-in determination unit includes a handle, and the handle is disposed on the lock cylinder to drive the lock cylinder to rotate, and the lock portion is a boss disposed on the cover body, and the boss is opened The handle is elastically pressed against the boss. When the handle is rotated, the lock cylinder driving the lock tongue is inserted into the lock groove, so that the handle and the barrel are in a locked state, the handle is elastically Pressed into the groove.

Preferably, the method further includes a host and an altimetry sensing unit that detects whether the transport carrier is ultra-high, and the altimetry sensing unit super-transmits the transport carrier when the handle is not pressed into the recess A high signal is sent to the host.

Preferably, the transport carrier can only open the cover and the barrel of the transport carrier by opening the handle, causing the handle to move away from the recess and rotating the handle into position.

Preferably a safe transmission method for pneumatic pipeline transmission:

1. At the working end of the transmitting and receiving device of the pipeline transmission system, there are:

a. The key with the interlock function and the key and the transmitter interlocking has the function of hindering the normal operation of the transmitter into the transmission pipeline, hindering the normal work, including obstructing the insertion and not being put into the normal position, opening with the key When the transmitter is in use, the key is locked with the transmitter, the key and the transmitter are interlocked, and the key is interlocked with the transmitter to transmit The change in the shape of the conveyor increases the combination of the two keys, preventing the transmitter from being placed in the transmission pipe, until the cover and the body of the transmitter are locked, the interlock can be released, the key is reset, and then the obstacle is removed;

b. The transmitter is a transmitter equipped with a lock for the key;

2. Open the air transmitter with the key. At this time, the key is interlocked with the lock installed in the transmitter, and the item to be transmitted is placed in the conveyor to lock the cover and the body;

3. The key is reset. If the cover and body of the transmitter are not locked yet, the key cannot be reset. The lock should be continued. Only when the lock is locked, the key can be reset. The reset means to remove the key or insert the key into the transmitter. The transmitter does not affect the place where the transmission pipeline works normally. After the key is reset, the transmitter can be placed in the transmission pipeline for transmission;

4. After the receiving end is connected to the transmitter, use the key to open the transmitter, and the key and the transmitter are interlocked. At this time, the state of preventing or inhibiting the transmission from being placed in the transmission pipeline under the condition that the transmission is not good is entered. Remove the receiving item, and then put the item to be transferred, repeat step 2 above.

Existing locks can be used as a locking structure and a locking detection mechanism.

A safety transmission device for pneumatic pipeline transmission according to the present invention comprises: a locking structure disposed on a transmission carrier and a locking detection mechanism for placing the cover body and the barrel of the transmission carrier in a locked state or unlocking The locking detecting mechanism is configured to determine whether the locking mechanism locks the cover body and the barrel body, and the locking detecting mechanism further is further determined when the locking detecting mechanism determines that the cover body and the barrel body are in a locked state. Lock the locking mechanism.

Preferably, the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is a lock groove disposed on the tub body and matched with the lock tongue, and the lock core can drive the lock tongue to be inserted or Exiting the lock slot; the lock initiation determining portion includes a key matched with the lock cylinder, and determining whether the cover body and the tub body are in a locked state by whether the key can be pulled out from the lock core; the lock portion includes a pin, when the latch is pulled out of the lock slot to unlock the cover and the tub, the pin entraps the key in the lock cylinder, so that the key cannot be removed from the lock cylinder Pulling out, when the locking tongue is inserted into the locking groove to lock the cover body and the barrel body, the marble unlocks the key, so that the key can be pulled out from the lock core. And locking the lock cylinder relative to the cover.

Preferably, a through hole is formed in the cover body in a radial direction, a blind hole is defined in a position opposite to the through hole, and an outer marble is disposed in the through hole, and the blind hole is disposed in the blind hole An inner marble elastically connected to one end of the outer marble, the inner wall of the barrel abutting the other end of the outer marble when the cover is covered on the barrel, the outer marble The inner marble is pushed into the blind hole so that the lock cylinder is rotatable relative to the cover.

Preferably, a first stop and a second stop are respectively disposed on the barrel body and the cover body, and when the cover body is rotated to the barrel body, the second stop is screwed into the first Inside the mouth.

Preferably, the method further includes a limiting piece disposed on the barrel for preventing the lock cylinder from rotating when the cover is in an open state; and when the cover is fastened When the barrel is on the barrel, the limiting piece releases the rotation prevention of the lock cylinder.

Preferably, the method further includes: a host and an altimetry sensing unit that detects whether the transport carrier is ultra-high, and the altimetry sensing unit super-transmits the transport carrier when the key is not pulled out from the lock cylinder A high signal is sent to the host. Preferably, the altimetry sensing unit is an infrared light pipe, an infrared light pipe, an ultrasonic sensor or a laser sensor.

The invention ensures that the transmission carrier entering the transmission pipeline is in a locked state by providing a locking mechanism and a locking detection mechanism on the transmission carrier; and when the locking mechanism is in the locked state, it is locked by the locking detection mechanism Tight, redundant interlocking relationship ensures the safety and reliability of the cover and the barrel of the transport carrier, improves transmission efficiency, and increases privacy.

DRAWINGS

Figure 1 is a schematic view of the device for safe transmission of pneumatic conduit transmission of the present invention in use;

2 is a schematic structural view of the locking mechanism in a locked state in an embodiment of the device of the present invention; FIG. 3 is a schematic structural view of the locking mechanism in the unlocked state in the embodiment shown in FIG. 2;

Figure 4 is a cross-sectional view taken along line AA of Figure 2, showing the structure of the disk and the locking tongue in the locked state; Figure 5 is a cross-sectional view taken along line CC of Figure 3, showing the structure of the disk and the locking tongue in the unlocked state Figure 6 is a schematic illustration of the transport carrier using the apparatus of the present invention after release;

Figure 7 is a schematic structural view of another embodiment of the apparatus of the present invention;

Figure 8 is a perspective view of still another embodiment of the apparatus of the present invention;

Figure 9 is a schematic view showing the structure of the embodiment shown in Figure 8 in a locked state;

Figure 10 is a schematic structural view of the embodiment shown in Figure 8 in an unlocked state; Figure 11 is a cross-sectional view taken along line BB of Figure 9;

Figure 12 is a perspective view of the rotary shaft in the embodiment shown in Figure 8;

Figure 13 is a perspective view of the key in the embodiment shown in Figure 8;

Figure 14 is a perspective view of the positioning pin in the embodiment shown in Figure 8;

Figure 15 is a perspective view of the cover disk in the embodiment shown in Figure 8;

Figure 16 is a perspective view of still another embodiment of the apparatus of the present invention, wherein the locking mechanism is in a locked state;

Figure 17 is a perspective view of the embodiment shown in Figure 16, wherein the locking mechanism is in an unlocked state;

Figure 18 is an enlarged view of a portion D in Figure 17;

Figure 19 is a schematic structural view of the locking detecting mechanism in the embodiment shown in Figure 16;

Figure 20 is a schematic structural view of a movable piece in the embodiment shown in Figure 16;

Figure 21 is a plan view showing the lower portion of the cover in the embodiment shown in Figure 16;

Figure 22 is a plan view showing the cover body in a state close to the cover in the embodiment shown in Figure 16;

Figure 23 is an enlarged view of a portion E in Figure 22;

Figure 24 is a schematic view showing the structure of the handle mechanism transmission member of the lock mechanism;

Figure 25 is a cross-sectional view taken along line B-B of Figure 24;

Figure 26 is a cross-sectional view taken along line C-C of Figure 24;

Figure 27 is a plan view of the boss of Figure 24;

Figure 28 is a schematic view showing the structure of the present invention in which an altimeter sensor is mounted;

Figure 29 is a schematic view showing the structure of the present invention in which a key is mounted;

Figure 30 is a schematic view showing the structure of the transmission carrier not being too high;

Figure 31 is a schematic view showing the structure of the transport carrier when the key is removed.

detailed description

As shown in Fig. 1, the pneumatic duct transfer system includes a console 100, a transfer duct 101, and a transport carrier. An inlet 102 and an outlet (not shown) are provided on the transfer line 101. The transport carrier is filled with the items to be transported, and then enters the transport duct 101 from the entrance 102, is transported to the designated location, and then taken out by the exit. The transport carrier includes a tub 1 and a cover 12. The object of the present invention is to prevent the barrel 1 and the lid 12 from being separated during transport.

The detecting method of the present invention comprises the following steps: 1) providing a locking mechanism for locking the cover body of the transport carrier and the tub body on the transport carrier; 2) determining whether the locking mechanism will cover the cover body by a locking detecting mechanism The barrel body is locked, and further, the locking detection mechanism further determines whether the locking mechanism itself is in a locked state, and only when the cover body and the barrel body are in a locked state, and the locking mechanism itself is in a locked state, the transmission carrier is allowed. Release into the pneumatic pipe. More specifically, in the above steps, the locking mechanism includes a lock portion and a lock groove portion, and the lock portion and the lock groove portion cooperate to place the cover body and the barrel body in a locked state or an unlocked state; the lock detecting mechanism includes a lock a determination unit and a locking unit, wherein the lock determination unit is configured to determine whether the lock portion places the cover body and the barrel body in a locked state; the lock portion is configured to determine, when the lock start determination unit determines the lock portion, the cover body and the barrel body When locked, lock the lock.

The specific structure of the apparatus for realizing the above method will be described in detail below with reference to the accompanying drawings.

Example 1

As shown in Figures 2 to 5, the first embodiment of the apparatus for safely transporting pneumatic conduits of the present invention comprises a locking mechanism and a locking detecting mechanism. The locking mechanism includes a lock portion and a lock groove portion, and the lock detecting mechanism includes a lock opening determining portion and a locking portion. Specifically, the lock portion includes a lock cylinder 13 disposed at the center of the cover body 12, a lock tongue 6, a flower disk 15 fixed to the outside of the lock core 13, and a tongue limiting pin 16 fixed to the cover body 12, and the lock tongue 6 passes The return pin 26 is rotatably coupled to the cover body 12. The lock tongue 6 can be disposed in a plurality of directions along the circumference of the cover body 12. The lock tongue 6 can be angular or linear. The lock groove portion is an annular lock groove 20 provided on the barrel 1 to cooperate with the lock tongue 6. A through hole 28 is further disposed in the cover body 12, and an outer marble 21 having a radius equal to the radius of the cover body 12 is disposed in the through hole 28, and a position corresponding to the outer marble 21 is disposed in the lock core 13 at a position opposite to the outer marble 21. The marble 22 and the spring 23. The working surface of the inner marble 22 and the outer marble 21 is spherical, which can reduce the resistance of the inner marble 22 and the outer marble 21 during sliding. A bevel is provided on the outer side of the outer marble 21 to facilitate the fitting of the cover 12 to the barrel 1. The outer marble 21 is provided with a recess 27, and the cover 12 is further provided with a stopper 28 which cooperates with the recess 27. The stopper 28 has a distance from the recess 27 to allow the inner marble 22 to extend into the cover 12.

The lock opening determining portion is a key 2 inserted into the lock cylinder 13, and the locking portion is a semi-cylindrical or other shaped marble block 14 disposed between the lock cylinder 13 and the cover body 12, and a plurality of ball pieces 14 are disposed in the marble block 14. The marble 19 that can control whether the key 2 can be pulled out. When the key 2 is turned to an angle (unlocked state), it cannot be pulled out, and when it is rotated to another angle (locked state), it can be pulled out.

As shown in FIG. 3, FIG. 4 and FIG. 2, in the unlocked state, that is, under the action of the spring 23, the inner latch 22 extends outwardly into the through hole 28 of the cover 12 in the unlocked state. The relative rotation between the lock cylinder 13 and the cover body 12, the outer marble 21 also correspondingly protrudes, but under the action of the stopper 28, it does not fall out of the through hole 28, and it is feasible if the stopper 28 is not provided. It's just not convenient enough to use. At this time, under the action of the marble block 14 and the plurality of marbles 19 therein, the key 2 cannot be pulled out of the lock cylinder 13. When the cover body 12 is assembled to the tub body 1, first, the inclined surface below the outer marble 21 comes into contact with the inner wall of the upper end portion of the tub body 1, and during the process of pressing the cover body, the outer marble 21 is pushed into the through hole 28 of the cover body 12. Thereby, the inner marble 22 is pushed into the lock cylinder 13, so that the lock cylinder 13 can be rotated relative to the cover 12. Then, the key 2 is turned, the lock cylinder 13 is driven, the disk 15 is fixed on the lock core 13, and the disk 15 drives the respective lock tongues 6. One end of the lock pin 26 is rotated to the other end of the lock tongue 6 and protrudes into the lock groove 20 of the tub body 1 to lock the cover body 12 and the tub body 1. At this time, the lock cylinder 13 is just rotated to the state where it can be pulled out; if it is not locked, the key 2 cannot be pulled out. In the state where the key 2 is pulled out, the locking mechanism is locked by the locking detecting mechanism, ensuring that the cover 12 does not open during the operation of the transport carrier in the pipe. When the cover 12 needs to be opened, the cover body 12 and the tub 1 can only be opened by inserting the key 2 into the lock cylinder 13 and rotating the lock cylinder 13 to cause the lock tongue 6 to exit the lock groove 20.

In the above structure, the lock cylinder 13 can drive the lock tongue 6 into or out of the lock groove 20 through the curved disk (described later) as shown in FIG. 11, and the lock groove 20 can also be as shown in FIG. The lock tongue 6 corresponds to a separate lock groove (described below) structure.

Example 2

As shown in Fig. 6, in this embodiment, a flexible restraint cord 24 is attached to the key 2, and the other end of the flexible restraint cord 24 is fixed to the console 100. When the cover 12 of the transport carrier and the tub 1 have been locked, the key 2 can be pulled out and connected to the console 100 by the flexible restraint cord 24, and the transport carrier has entered the transport duct 101 from the inlet 102.

The remaining embodiments are the same as in the first embodiment.

Example 3

As shown in FIG. 7 , in this embodiment, a handle 25 having a size larger than the size of the inlet 102 of the conveying passage is fixed on the key 2, and the length of the handle 25 may be larger than the size of the inlet 102; or according to actual operation habits. , only larger than the size of a certain direction of the entrance 102. For example, the inlet 102 is rectangular as shown in Fig. 1, and the length of the handle 25 is only required to be larger than the width of the inlet 102. The other structure of this embodiment is the same as that of the first embodiment.

Example 4

As shown in FIGS. 8 to 15, the cover 12 of the transport carrier includes a cover top tray 8, a cover tray 3 and a cover lower tray 4, between the cover top tray 8 and the cover upper tray 3, the cover tray 3 and the cover lower tray. There are cavities between 4 each.

The lock portion includes a lock cylinder 11, and a plurality of lock tongues 6. The lock cylinder 11 is rotatably mounted at the center of the upper tray 3 and below the top tray 8. A curved disk holder 13 is fixed on the circumference of the lower end portion of the lock cylinder 11, and a curved disk 17 is fixed to the curved disk holder 13. The lock groove portion is a slit hole 49 corresponding to each of the lock tongues 6 which is opened in the circumferential direction of the tub body 1. A key groove 18 is disposed on each of the two sides of the upper end of the lock cylinder 11. A space corresponding to the two key grooves 18 is disposed in the space between the cover top plate 8 and the cover plate 3, and a positioning pin 10 is provided for working therewith. One end of the positioning pin 10 is provided with a compression spring 9, and the other end abuts against the outer peripheral surface of the lock cylinder 11. It is also possible to provide only one keyway 18 on the lock cylinder 11, and accordingly only one positioning pin 10 is required.

A plurality of arcuate chutes 7 are evenly distributed on the curved disk 17. The diameter of one end of the chute 7 is gradually increased from the one end to the other end. Each sliding slot 7 is provided with a sliding cylindrical pin 5, and the locking tongue 6 is connected to the cylinder. Pin 5 on. A plurality of slots 49 for the movement of the locking tongue 6 are evenly disposed on the cover disc 3. The inner side of the upper end of the barrel 1 of the transport carrier is provided with a lock that cooperates with the lock tongue 6 Slot 20.

The lock opening determining portion is a key 2 that cooperates with the central key hole of the lock cylinder 11, and the cover top plate 8 is provided with a socket 50 corresponding to the shape of the key hole and aligned.

The action process of this embodiment is: when the cover 12 of the transport carrier is separated from the tub 1 thereof, the key 2 is inserted into the key hole in the center of the lock core 11 through the insertion hole 50 on the cover top disk 8 at this time, The positioning pin 10 is located in the key groove 18 of the lock cylinder 11 in an extended state, that is, the locking mechanism is in a locked state; when the cover 12 needs to be placed on the barrel 1, the compression spring 9 is overcome first. The elastic force, the key 2 is turned, and the lock cylinder 11 is rotated to further rotate the curved disk 17 fixedly connected with the lock cylinder 11. Then, the cylindrical pin 5 drives the locking tongue 6 to slide along the sliding slot 7 on the curved disk 17. Since the diameter of the sliding groove 7 gradually changes from one end to the other end, the locking tongue 6 is gradually retracted into the cover body 12, at this time The locking mechanism is in an unlocked state, and only in the unlocked state, the cover 12 can be covered on the barrel 1. After the cover 12 is engaged with the barrel 1, the key 2 is turned again in the opposite direction, and the locking tongue 6 gradually The lock groove 20 extending to the barrel 1 is fitted, and at the same time, the sound generated when the positioning pin 10 is engaged with the key groove 18 is heard, and the key 2 can be pulled out, and the cover 12 and the barrel 1 are firmly engaged in a certain manner. Release the case. During the above operation, only when the locking tongue 6 is engaged with the locking groove 20, the key 2 can be removed from the key hole and the socket on the top plate 8 after being reset, otherwise the tooth of the key 2 will be covered. The disk 8 can't be pulled out. In addition, in the locked state, due to the close fitting of the positioning pin 10 and the keyway 18 on the lock cylinder 11, the two will not be easily disengaged, so the lock cylinder 11 will not rotate, and thus the lock tongue 6 will not escape from the lock groove. 20 off. That is, in the locked state of the locking mechanism, the locking mechanism is simultaneously locked by the locking detection mechanism, further ensuring that the unlocking is not performed during the transmission.

Example 5

As shown in Figure 16~23. In the present embodiment, the apparatus of the present invention is mainly applied to the case where the cover 12 of the transport carrier and the tub 1 are rotatably coupled together, such as by a rotating shaft 35 or a hinge. When the cover body 12 and the barrel body 1 are in this type of connection, a first stop 30 is provided on the barrel body 1, and a second stop 31 is provided on the cover body 12 to cooperate with the first stop 30. When the rotating cover 12 is fastened to the barrel 1, the second opening 30 is screwed into the first opening 31, on the one hand, the cover 12 and the barrel 1 are prevented from being misplaced in the axial direction of the transport carrier. On the other hand, when the cover 12 is opened, it can only be rotated counterclockwise as shown (or rotate clockwise, that is, the first and second stops 30, 31 are placed relative to the lock (lower) Said barrel 1 and the other side of the cover 12).

The lock portion of the apparatus of the present invention includes a lock cylinder 36 and a lock block 37 having an eccentric core disposed on the lock cylinder 36. The lock cylinder 36 is rotatably mounted in the tub 1 and the lock block 37 is located above the tub 1 in a horizontal position corresponding to the cover 12.

A longitudinal groove 51 is disposed on the inner side of the mouth 30 of the barrel 1, that is, toward the center of the barrel 1, and two symmetrically arranged elastic pieces 46 are mounted on the bottom of the longitudinal groove. The two pieces of the elastic piece 46 are connected to the limiting piece 32; the longitudinal groove 51 The inner shrapnel 46 can also It can be replaced by other types of telescopic devices, such as springs, as long as the limiting piece 32 can be moved up and down. Two limiting protrusions 45 are disposed on two sides of the upper end of the limiting piece 32, and the two limiting protrusions 45 function as:

When 12 is open, the lock block 37 faces the outside of the tub 1 and cannot be turned counterclockwise or clockwise toward the central axis of the tub 1. An angular contact piece 33 is provided on the lower side of the limiting piece 32. The cover 12 is provided with a recess 52 for accommodating the lock block 37, and the recess 52 is provided with a press block 34 which cooperates with the angular contact piece 33.

The lock-up determination portion and the lock portion are the same as those in the first embodiment.

In this embodiment, a notch 47 is further provided on the recess 52 of the cover 12. Since the notch 47 is provided, the cover body 12 is not in contact with the upper lock core 37 during the cover process to prolong the service life.

The operation process of this embodiment is as follows: As shown in Fig. 7, the lock block 37 is located outside the barrel 1, and the key 2 is inserted into the lock core 36 and cannot be pulled out. Under the blocking of the limiting piece 32, the lock cylinder 36 cannot be rotated. The cover body 12 is rotated in the direction of the lock block 37. The clamp 34 in the lock cylinder recess 52 contacts the angular contact piece 33, and the angular contact piece 33 is pressed into the longitudinal groove 51. At this time, the key 2 is screwed, and the lock block is locked. 37 is rotated into the recess 52, and when the angular contact piece 33 is not pressed into the longitudinal groove 51, the lock block 37 cannot be rotated. As shown in Figure 16. At this point, the key 2 just turns to the position where it can be pulled out. After the key 2 is pulled out, the marble block 14 and the marble 19 fix the marble block 14 and the lock cylinder 36, thereby fixing the barrel 1 and the lock core 36 so that the two cannot be relatively rotated and cannot be unlocked. That is, in the state where the key 2 is pulled out, the locking mechanism is locked by the locking detecting mechanism, ensuring that the cover 12 does not open while the transport carrier is running inside the pipe.

Example 6

As shown in FIG. 24 to 27, the lock portion of the embodiment includes a lock cylinder 13 and a lock tongue 6 disposed on the cover body; the lock groove portion is a lock groove 20 disposed on the barrel body and matched with the lock tongue 6, the lock cylinder 13 The drive lock tongue 6 is inserted into or withdrawn from the lock groove 20; the lock release determining portion includes a handle 53. The handle 53 is provided with a reset positioning block 58. The handle 53 is disposed on the lock cylinder 13 to drive the lock cylinder 13 to rotate, and the lock portion For the boss 55 disposed on the cover body 12, the boss 55 is provided with a recess 57. The handle 53 is elastically pressed against the boss 55. When the handle 53 is rotated, the lock cylinder 13 drives the lock tongue 6 into the lock slot. 20, so that when the cover body 12 and the tub 1 are in the locked state, the reset positioning block 58 of the handle 53 can be elastically pressed into the recess 57.

Specifically, as shown in FIG. 24, the handle 53 can be coupled to the lock cylinder 13 via a cross pin 54, and the cross pin 54 is provided with a torsion spring 59 having a force for always resetting the handle 53, so that the handle 53 is externally The end is pressed toward the cover end, and the handle 53 drives the lock cylinder 13 to rotate by the cross pin 54. When the handle 53 retracts the locking tongue 6, the handle 53 is lifted up (indicated by a two-dot chain line); when the handle 53 screws the locking tongue 6 into the locking groove 20, the reset positioning block 58 of the handle 53 and the groove of the boss 55 57 is facing, at this time, the hand is released, and the handle 53 is inserted into the recess 57 by the elastic force. Thus, the recess 57 of the boss 55 serves to lock the lock cylinder 13. When the locking tongue 6 is not locked, the angle at which the handle 53 is placed is such that the reset positioning block 58 cannot fall into the recess 57, and the handle 53 is raised at a high position by the non-grooved portion of the boss 55 of FIG. When you need to turn on the transfer When the cover 12 of the carrier is closed, the reset positioning block 58 of the handle 53 can be separated from the recess 57 by rotating the handle 53, and the handle 53 can be rotated to the proper position, that is, the position of the lock tongue 6 exiting the lock slot 20. The lid body 12 and the tub 1 are in an open state, that is, the lid body 12 is opened.

In the present embodiment, the lock cylinder 13 only functions to drive the lock tongue 6 into or out of the lock groove 20, so that the heart does not have a key, and the handle 53 functions as the key 2 in the previous embodiment.

Example 7

As shown in FIG. 28, it is a schematic structural diagram of a transmitting workstation of a transmission system equipped with an altimeter sensor, 102 is an entrance of a transmitting workstation of the transmission system, and 103 is an altimetry sensor installed at an entrance of the transmitting workstation when the transmission carrier is super When it is high, it can be observed. The altimeter sensor 103 can be an infrared light pipe, an infrared light pipe, an ultrasonic sensor or a laser sensor. The object is blocked and the object is not blocked. The signal is different, through the wire and the host (not The figure shows) connected, and reports whether there is a super high signal to the host in time, so that the host can make an instruction not to send or send; 104 is a transmission carrier, 105 is a handle or key of the transmission carrier, when there is a key 105 is not pulled When the timeout or the handle 105 is not reset, the transmission carrier super high is detected by the sensor as shown in Fig. 28; when the key has been pulled out or the handle is reset, the transmission carrier is not over high, and the sensor 103 does not detect, as shown in Fig. 30 The state is a schematic diagram of a state structure in which the transmission carrier is not super high.

The rest of the structure is the same as in the examples 1, 3, 4 or 6.

Example 8

As shown in Fig. 29, it is a schematic structural view of the present invention in which a key is installed. 102 is the entrance of the transmitting workstation of the transmission system, 103 is the sensor for the presence of the key, which is installed at the entrance of the transmitting workstation where the key can be detected, and the sensor 103 is a Hall switch, a magnetic metal detecting sensor or a non-magnetic metal detecting. The sensor is connected to the host through a wire. 105 is the key of the transmission carrier, which is a key corresponding to the sensor 103 containing magnetic or magnetic metal or non-magnetic metal material. The sensor 103 is connected to the host through a wire, and the signal of the keyless 105 is reported to the host in time, so that The host makes an instruction not to send or send; when the key 105 is not pulled out, the special material of the key 105 is detected by the sensor 103 as shown in the state of FIG. 29, the host does not send or send an instruction; when the key 105 has been pulled out At the time, the sensor 103 does not detect, as shown in the state of FIG. 30 and FIG. 31, the host makes an instruction to transmit; 104 is a transmission carrier. The host of this embodiment may be a programmable controller purchased from Beijing Yinrong Technology Co., Ltd. and the like.

In the above, the above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be It is included in the scope of protection of the present invention.

Claims

Claim

A safe transmission method for pneumatic pipeline transmission, comprising the steps of: 1) providing a locking mechanism for locking a cover body and a barrel of the transport carrier on the transport carrier; 2) detecting by a lock The mechanism determines whether the locking mechanism locks the cover body and the barrel body, and allows the transport carrier to be released into the pneumatic pipe only when the locking detection mechanism determines that the cover body and the barrel body are in a locked state.

2. The method according to claim 1, wherein the locking detecting mechanism further determines whether the locking mechanism itself is in a locked state, only when the cover body and the barrel are in a locked state, and When the locking mechanism itself is in the locked state, the transport carrier is allowed to pass into the pneumatic duct.

3. The method according to claim 2, wherein the locking mechanism comprises a lock portion and a lock groove portion, and the lock portion and the lock groove portion cooperate to place the cover body and the barrel body in a locked state or unlock The lock detecting mechanism includes a lock opening determining portion and a locking portion, and the lock opening determining portion is configured to determine whether the lock portion places the cover body and the barrel body in a locked state; The lock-on determination unit determines that the lock portion locks the lock portion when the cover portion and the tub body are placed in a locked state.

4. The method according to claim 3, wherein the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is disposed on the tub body and matched with the lock tongue a lock slot, the lock cylinder can drive the lock tongue to insert or withdraw from the lock slot; the lock start determination portion includes a key matched with the lock cylinder, and the cover body and the bucket are judged whether the key can be pulled out from the lock core Whether the body is in a locked state; the locking portion includes a marble, and when the locking tongue is pulled out from the locking groove to cause the cover body and the barrel body to be in an unlocked state, the marble latches the key in the In the lock cylinder, the key cannot be pulled out from the lock cylinder, and when the lock tongue is inserted into the lock groove to lock the cover body and the barrel body, the marble unlocks the key. The key can be pulled out of the lock cylinder and the lock cylinder can be locked relative to the cover.

The method according to claim 4, wherein the cover body is provided with a through hole in a radial direction, and the lock core is provided with a blind hole at a position opposite to the through hole, and the through hole is An outer marble is disposed, and the inner hole is elastically connected to one end of the outer marble, and the inner wall of the barrel abuts the outer marble when the cover is covered on the barrel At the other end, the outer marble pushes the inner marble into the blind hole, so that the lock cylinder is rotatable relative to the cover.

6. The method according to claim 3, wherein the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is disposed on the tub body and matched with the lock tongue a lock slot, the lock cylinder can drive the lock tongue to insert or withdraw from the lock slot; the lock start determination portion includes a key matched with the lock cylinder, and the cover body and the bucket are judged whether the key can be pulled out from the lock core Whether the body is in a locked state; the lock opening determining portion includes a key matched with the lock cylinder, and a cover top plate disposed on the cover body and located above the lock cylinder, the cover top plate and the cover An opening is formed in a corresponding position of the lock cylinder, and the shape of the opening is matched with the key, and whether the cover body and the barrel body are locked by the key can be pulled out from the opening; The locking portion includes a key groove opened on an outer circumferential surface of the lock cylinder and a positioning pin elastically contacting the key groove, and the cover body and the barrel are unlocked when the locking tongue is pulled out from the lock groove In the state, the positioning pin is elastically abutted against the outer circumferential surface of the lock cylinder, and the key is located at a position that cannot be pulled out from the opening, and the cover is inserted into the lock groove to make the cover When the body and the barrel are in the locked state, the positioning pin is elastically abutted in the key groove, and the lock core is locked with respect to the cover body, and the key is located at a position that can be pulled out from the opening on.

7. The method according to claim 3, wherein the lock portion includes a lock cylinder and a lock block, and the cover body is rotatably mounted on the tub body via a rotating shaft, and the lock cylinder is disposed at On the other side of the barrel opposite to the rotating shaft, the lock block is disposed on the lock core; the lock groove portion is a groove disposed on the cover body and matched with the lock block, When the cover is rotated to a position where the barrel is covered, the lock cylinder can be rotated or inserted into the groove; the lock determination portion includes a key matched with the lock cylinder, and can be passed through the key Whether the cover body and the barrel body are in a locked state are pulled out from the lock cylinder; the locking portion includes a marble, and the cover body and the barrel body are placed when the lock tongue is pulled out from the lock groove When the state is unlocked, the marble catches the key in the lock cylinder, so that the key cannot be pulled out from the lock cylinder, and the cover body and the barrel body are inserted into the lock groove When in the locked state, the marble unlocks the key so that the key can be removed from the lock cylinder Out, and the lock cylinder is locked relative to the cover.

The method according to claim 7, further comprising a limiting piece disposed on the barrel for preventing the cover when the cover is in an open state The lock cylinder rotates; and when the cover body is fastened on the barrel body, the limiting piece releases the rotation prevention of the lock cylinder.

9. The method according to any one of claims 4 to 8, wherein the transmission carrier can only be inserted into the lock cylinder by the key and rotate the lock cylinder to an appropriate position to enable the transmission The cover and the barrel of the carrier are in an open state.

The method according to any one of claims 4 to 8, wherein the key is further provided with a flexible connecting portion or a handle for the key not to be removed from the lock cylinder When removed, the transport carrier is prevented from entering the pneumatic conduit.

The method according to any one of claims 4 to 8, further comprising a host and an altimetry sensing unit for detecting whether the transport carrier is super high, when the key is not pulled from the lock cylinder When exiting, the altimetry sensing unit transmits a signal of the transmission carrier super high to the host.

12. The method according to claim 11, wherein the altimetry sensing unit is an infrared light pipe, an infrared light pipe, an ultrasonic sensor or a laser sensor.

The method according to any one of claims 4 to 8, further comprising a host and a sensing unit that detects whether the key is present on the transport carrier, when the sensing unit detects the When the key is present on the carrier, the sensing unit sends the signal to the host.

14. The method according to claim 13, wherein the sensor unit is a Hall switch, a magnetic metal detecting sensor or a non-magnetic metal detecting sensor.

The method according to claim 3, wherein the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is disposed on the tub body and matched with the lock tongue a lock slot, the lock cylinder can drive the lock tongue to insert or withdraw from the lock slot; the lock open determination portion includes a handle, the handle is disposed on the lock core, and the lock cylinder can be driven to rotate, and the lock portion is disposed in the a boss on the cover, the boss is provided with a groove, the handle is elastically pressed against the boss, and when the handle is rotated, the lock cylinder driving the lock tongue is inserted into the lock groove, thereby the cover body and the barrel body The handle is resiliently pressed into the recess when in the locked state.

16. The method according to claim 15, further comprising: a host and an altimetry sensing unit that detects whether the transport carrier is super high, when the handle is not pressed into the recess, The high sensing unit transmits a signal of the transmission carrier super high to the host.

17. The method according to claim 16, wherein the altimetry sensing unit is an infrared light pipe, an infrared light pipe, an ultrasonic sensor or a laser sensor.

18. The method of claim 15 wherein: said transport carrier can only cause said transfer by rotating said handle, causing said handle to move away from said recess and rotating said handle to a suitable position The cover and the barrel of the carrier are in an open state.

19. A safety transmission device for pneumatic pipeline transmission, comprising: a locking structure disposed on a transmission carrier and a locking detection mechanism, wherein the locking mechanism is used to place the cover and the barrel of the transmission carrier in the lock a locking state detecting mechanism for determining whether the locking mechanism locks the cover body and the barrel body, and only when the locking detecting mechanism determines that the cover body and the barrel body are in a locked state The tightening detection mechanism further locks the locking mechanism.

20. The device according to claim 19, wherein the locking mechanism comprises a lock portion and a lock groove portion, and the lock portion and the lock groove portion cooperate to place the cover body and the barrel body in a locked state or unlock The lock detecting mechanism includes a lock opening determining portion and a locking portion, and the lock opening determining portion is configured to determine whether the lock portion places the cover body and the barrel body in a locked state; The lock-on determination unit determines that the lock portion locks the lock portion when the cover portion and the tub body are placed in a locked state.

21. The device of claim 20, wherein the lock portion includes a lock cylinder and a lock tongue disposed on the cover; the lock groove portion is disposed on the tub and matches the lock tongue a lock slot, the lock cylinder can drive the lock tongue to insert or withdraw from the lock slot; the lock start determination portion includes a key matched with the lock cylinder, and the cover body and the bucket are judged whether the key can be pulled out from the lock core Whether the body is in a locked state; the locking portion includes a marble, and when the locking tongue is pulled out from the locking groove to cause the cover body and the barrel body to be in an unlocked state, the marble latches the key in the In the lock cylinder, the key cannot be pulled out from the lock cylinder, and when the lock tongue is inserted into the lock groove to lock the cover body and the barrel body, the marble unlocks the key. Make The key can be pulled out of the lock cylinder and the lock cylinder is locked relative to the cover.

The device according to claim 21, wherein the cover body is provided with a through hole in a radial direction, and the lock core is provided with a blind hole at a position opposite to the through hole, and the through hole is An outer marble is disposed, and the inner hole is elastically connected to one end of the outer marble, and the inner wall of the barrel abuts the outer marble when the cover is covered on the barrel At the other end, the outer marble pushes the inner marble into the blind hole, so that the lock cylinder is rotatable relative to the cover.

The device according to claim 20, wherein the lock portion includes a lock cylinder and a lock tongue disposed on the cover body; the lock groove portion is disposed on the tub body and matched with the lock tongue a lock slot, the lock cylinder can drive the lock tongue to insert or withdraw from the lock slot; the lock start determination portion includes a key matched with the lock cylinder, and the cover body and the bucket are judged whether the key can be pulled out from the lock core Whether the body is in a locked state; the lock opening determining portion includes a key matched with the lock cylinder, and a cover top plate disposed on the cover body and located above the lock cylinder, the cover top plate and the cover An opening is formed in a corresponding position of the lock cylinder, and the shape of the opening is matched with the key, and whether the cover body and the barrel body are locked by the key can be pulled out from the opening; the locking portion is included in the lock a key groove on an outer circumferential surface of the lock cylinder and a positioning pin elastically contacting the key groove; when the lock tongue is pulled out from the lock groove to make the cover body and the barrel body unlocked, the positioning pin is elastically resisted Relying on the outer circumferential surface of the lock cylinder, the key is located a position that cannot be pulled out from the opening, when the locking tongue is inserted into the locking groove to lock the cover body and the barrel body, the positioning pin elastically abuts in the key groove, and The lock cylinder is locked relative to the cover, and the key is located at a position that can be pulled out of the opening.

The device according to claim 20, wherein the lock portion includes a lock cylinder and a lock block, and the cover body is rotatably mounted on the tub body via a rotating shaft, and the lock cylinder is disposed at On the other side of the barrel opposite to the rotating shaft, the lock block is disposed on the lock core; the lock groove portion is a groove disposed on the cover body and matched with the lock block, When the cover is rotated to a position where the barrel is covered, the lock cylinder can be rotated or inserted into the groove; the lock determination portion includes a key matched with the lock cylinder, and can be passed through the key Whether the cover body and the barrel body are in a locked state are pulled out from the lock cylinder; the locking portion includes a marble, and the cover body and the barrel body are placed when the lock tongue is pulled out from the lock groove When the state is unlocked, the marble catches the key in the lock cylinder, so that the key cannot be pulled out from the lock cylinder, and the cover body and the barrel body are inserted into the lock groove When in the locked state, the marble unlocks the key so that the key can be removed from the lock cylinder Pulling out and locking the lock cylinder relative to the cover.

The device according to claim 24, wherein a first opening and a second opening are respectively disposed on the barrel body and the cover body, and the cover body is buckled to the barrel body when the cover body is rotated When it is up, the second stop is screwed into the first stop.

The device according to claim 24, further comprising a limiting piece disposed on the barrel for preventing the cover when the cover is in an open state The lock cylinder rotates; and when the cover is fastened in the bucket When the body is in the body, the limiting piece releases the rotation prevention of the lock cylinder.

27. The device according to any one of claims 20 to 26, wherein the key is further provided with a flexible connecting portion or a handle for the key not to be removed from the lock cylinder When removed, the transport carrier is prevented from entering the pneumatic conduit.

The apparatus according to any one of claims 20 to 26, further comprising a host and an altimetry sensing unit for detecting whether the transport carrier is super high, when the key is not pulled from the lock cylinder When exiting, the altimetry sensing unit transmits a signal of the transmission carrier super high to the host.

The apparatus according to claim 28, wherein the altimetry sensing unit is an infrared light pipe, an infrared light pipe, an ultrasonic sensor or a laser sensor.

30. The apparatus according to any one of claims 20 to 26, further comprising a host and a sensing unit that detects whether the key is present on the transport carrier, when the sensing unit detects the When the key is present on the carrier, the sensing unit sends the signal to the host.

The device according to claim 30, wherein the sensor unit is a Hall switch, a magnetic metal detecting sensor or a non-magnetic metal detecting sensor.

32. The device of claim 20, wherein the lock portion includes a lock cylinder and a lock tongue disposed on the cover; the lock groove portion is disposed on the tub and matches the lock tongue a lock slot, the lock cylinder can drive the lock tongue to insert or withdraw from the lock slot; the lock open determination portion includes a handle, the handle is disposed on the lock core, and the lock cylinder can be driven to rotate, and the lock portion is disposed in the a boss on the cover, the boss is provided with a groove, the handle is elastically pressed against the boss, and when the handle is rotated, the lock cylinder driving the lock tongue is inserted into the lock groove, thereby the cover body and the barrel body The handle is resiliently pressed into the recess when in the locked state.

33. The apparatus according to claim 32, further comprising: a host and an altimetry sensing unit that detects whether the transport carrier is super high, when the handle is not pressed into the recess, The high sensing unit transmits a signal of the transmission carrier super high to the host.

34. The apparatus according to claim 33, wherein the altimetry sensing unit is an infrared light pipe, an infrared light pipe, an ultrasonic sensor or a laser sensor.

35. A safety transmission device for pneumatic pipeline transmission, comprising: a key and a lock, wherein the lock is installed at a place where the transmitter body can interlock the body and the cover, and is used for locking and unlocking the cover and the body, the key The combination of the lock and the lock can detect whether the cover and the body are locked, that is, if the cover and the body lock of the transmitter are not good, the key cannot be completely reset; including the transmitter, the body and the cover, and the inner cavity is empty, Storage.