CN205649592U - Be applied to stretcher's locking device - Google Patents
Be applied to stretcher's locking device Download PDFInfo
- Publication number
- CN205649592U CN205649592U CN201620295396.1U CN201620295396U CN205649592U CN 205649592 U CN205649592 U CN 205649592U CN 201620295396 U CN201620295396 U CN 201620295396U CN 205649592 U CN205649592 U CN 205649592U
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- Prior art keywords
- stretcher
- dead bolt
- locking
- movable dead
- cover plate
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Abstract
The utility model discloses a be applied to stretcher's locking device, including a stretcher, locking structure, locking structure including the apron with set up in being used for carrying out the retaining member of locking to stretcher location axle on the apron, the retaining member includes at least a pair of movable spring bolt and is used for driving the transmission structure that a pair of movable spring bolt carries out concertina movement that a pair of movable spring bolt passes through the fixing base and sets up on the apron to the translocation along with transmission structure's motion, transmission structure connects a power structure, and the power structure is used for providing power for transmission structure, when stretcher arranged the apron in and go up to need by locking, the activity spring bolt was driven by transmission structure and becomes to stretch out the state, and the activity spring bolt spool is applyed a pressure to the stretcher location and is locked, when stretcher arranged the apron in and goes up and need the unblock to reset, the activity spring bolt was driven into retracted state by transmission structure, and the activity spring bolt is to pressure disappearance the carrying on unblock of stretcher location axle. The utility model discloses the stable locking of stretcher can be realized, automatic locking can be realized.
Description
Technical field
This utility model relates to braking technology field, a kind of locking device being applied to stretcher.
Background technology
It is generally fitted with stretcher in common ambulance to use, it is simple to patient moved by stretcher to ambulance, be sent to hospital, also can carry out first aid in ambulance simultaneously.
Stretcher early stage in application, typically it does not fixed in ambulance or the most simply fix, but in ambulance driving process, can jolt so that stretcher is moved owing to road conditions cause unavoidably, thus patient is formed unnecessary potential safety hazard.
In order to solve the problems referred to above, those skilled in the art have developed the fixing device being applied to stretcher, but the structure that these fixing devices have is the most loaded down with trivial details, locks, the operation that unlocks is complex, delays the very first time treating patient；Some fixing device volumes are the most too small and excessively simple, can only be fixed the position, certain of stretcher, and fixed effect is the most firm, causes stretcher still carry out skew by a small margin or rock.
Problem existing for existing fixing device shows, the appearance of the device that the use of stretcher is still badly in need of wanting a kind of fixed effect good and can be carried out the most fixing locking.
Utility model content
The deficiency existed in view of above-mentioned prior art, the utility model proposes a kind of locking device being applied to march stretcher, it is possible to realize the stable locking of stretcher, be capable of auto lock simultaneously.
The technical scheme that this utility model provides is as follows:
A kind of locking device being applied to stretcher, including:
One stretcher, and it is arranged at the locking mechanism below described stretcher；
Described locking mechanism includes cover plate and is arranged on described cover plate the locking member for locking described stretcher locating shaft；
Described locking member includes at least one pair of movable dead bolt and for driving the drive mechanism of active lock tonguing row stretching motion described in a pair, and described in a pair, movable dead bolt is arranged on described cover plate by fixing seat, and changes position with the motion of described drive mechanism；
Described drive mechanism connects a dynamic structure, and described dynamic structure is for providing power for described drive mechanism；
When described stretcher be placed in need to be locked on described cover plate time, described movable dead bolt is driven into, by described drive mechanism, the state of stretching out, and described movable dead bolt applies a pressure to described stretcher locating shaft and locks；
When described stretcher is placed on described cover plate and when need to unlock reset, described movable dead bolt is driven into retracted mode by described drive mechanism, and described movable dead bolt is unlocked to the distress resolves of described stretcher locating shaft.
Preferably, described drive mechanism includes driver plate, sliding bar and connecting rod；
Described connecting rod one end is connected with described movable dead bolt by the first rotating shaft, and the other end is connected with described driver plate by the second rotating shaft；
Described driver plate is fixedly installed on described cover plate by the 3rd rotating shaft.
Preferably, described driver plate is provided with a waist type groove, and one end of described sliding bar is connected with described driver plate by running through the 4th rotating shaft of described waist type groove, and the other end of described sliding bar is connected with described dynamic structure；
When described movable dead bolt is in released state, described sliding bar pulls described driver plate forward to rotate, and drives described connecting rod to move towards near described sliding bar direction；
When described movable dead bolt is in locking state, described sliding bar promotes described driver plate to rotate backward, and drives described connecting rod to move towards away from described sliding bar direction.
Preferably, described movable dead bolt is applied, to described stretcher locating shaft, the locking state that a pressure carries out locking from released state by described drive mechanism；
When described movable dead bolt is in released state, described movable dead bolt parallel with the direction of motion of described stretcher become retracted mode；
When described movable dead bolt is in locking state, described movable dead bolt is perpendicular with the direction of motion of described stretcher becomes to stretch out state.
Preferably, described locking member also includes one for regulating the adjustment structure of described movable dead bolt movement position；
Described adjustment structure includes adjusting ring, ring for fixing, and is arranged on the flexible member between described adjusting ring and described ring for fixing；
Described fixed trap is located on described drive mechanism, and described flexible member is elastic movement on described drive mechanism, and regulates elastic movement position by described adjusting ring.
Preferably, described dynamic structure includes rotating lock handle and handle connecting rod；
Described lock handle is connected with described cover plate by the fixing bar being arranged on described cover plate, and rotates around described fixing bar, and described handle connecting rod one end is connected by the 5th rotating shaft with described lock handle, and the other end is connected with described drive mechanism by the 6th rotating shaft；
After described stretcher carries out position along one end of described cover plate to other end persistent movement, described drive mechanism makes described movable dead bolt be positioned at described stretcher locating shaft, described drive mechanism drives described handle connecting rod by the rotation of lock handle, and drives described movable dead bolt to move to the locking state locking stretcher locating shaft from released state.
Preferably, structure R at an angle between described lock handle and described handle connecting rod, described angle R is between 175 °～185 °.
Preferably, described cover plate is provided with the block for limiting the motion of described stretcher, is locked by described capture configurations when described stretcher moves at this block.
On the basis of said structure the most preferably, a surface of described movable dead bolt becomes an inclined plane；
Described fixing seat is provided with card-bit part on the side surface being provided with described movable dead bolt, and described card-bit part forms a card bit space；
When described movable dead bolt is in locking state, described inclined plane is in close contact with described stretcher locating shaft.
On the basis of said structure the most preferably, described cover plate is provided with the block for limiting the motion of described stretcher, is stopped by described block when described stretcher moves at this block.
On the basis of said structure the most preferably, described cover plate is provided with the guide rail moved for described stretcher.
A kind of locking device being applied to stretcher provided by this utility model, it is possible to realize the stable locking of stretcher, be capable of auto lock simultaneously.Stretcher locating shaft (can be divided with the direction of motion of stretcher by locking device of the present utility model by locking member, stretcher locating shaft is i.e. arranged on the clasp of stretcher both sides, front axle and/or the hind axle of existing stretcher is i.e. replaced with clasp) carry out screens and locking, realize the two ends of stretcher are stably locked, be prevented effectively from moving and rocking of stretcher.
Simultaneously, this utility model can also carry out auto lock to stretcher when application, specifically, when stretcher is placed on cover plate, move to the position of movable dead bolt and stretcher locating shaft to time corresponding movable dead bolt is in being connected with dynamic structure by drive mechanism, by the forward rotation of lock handle in dynamic structure so that movable dead bolt becomes to stretch out state, when lock handle turns to certain angle, movable dead bolt applies a pressure to stretcher locating shaft, it is achieved thereby that the auto lock to stretcher.And when needing to release the locking state to stretcher (during released state), rotate backward lock handle and drive drive mechanism adverse movement, movable dead bolt can be made to become retracted mode, distress resolves that stretcher locating shaft is applied by movable dead bolt also realizes the unblock to stretcher locating shaft, simple to operate.
This utility model realizes the locking to stretcher by movable dead bolt, and by the adjustment structure for regulating movable dead bolt movement position arranged, stretcher locating shaft is executed stressed dynamics, improved the effect locking it further by reinforcement activity dead bolt.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is a kind of embodiment of the present utility model structural representation before stretcher enters position；
Fig. 2 is the perspective view of Fig. 1；
Fig. 3 is the structural representation that a kind of embodiment of the present utility model is locked after stretcher enters position；
Fig. 4 be Fig. 3 opposite direction referring to structural representation；
Fig. 5 is the close-up schematic view of Fig. 4；
Fig. 6 is the structural representation that a kind of embodiment of the present utility model is in locking state at locking member；
Fig. 7 is the front view of Fig. 6；
Fig. 8 is the structural representation that a kind of embodiment of the present utility model is in released state at locking member.
Fig. 9 is the front view of Fig. 8；
Figure 10 is the structural representation of movable dead bolt in this utility model；
Drawing reference numeral illustrates:
Angle R；
Stretcher 100；First rotating shaft 101；Second rotating shaft 102；3rd rotating shaft 103；4th rotating shaft 104；5th rotating shaft 105；6th rotating shaft 106；Clasp 107；
Cover plate 200；Fixing bar 201；Block 202；Guide rail 203；Groove 204；Through hole 205；Handle installing rack 206；Protection board 207；
Movable dead bolt 300；Inclined plane 301；
Fixing seat 400；Card-bit part 401；
Driver plate 500；Waist type groove 501；Sliding bar 600；Connecting rod 700；
Adjustment structure 800；Adjusting ring 801；Ring for fixing 802；Flexible member 803；
Dynamic structure 900；Lock handle 901；Handle connecting rod 902.
Detailed description of the invention
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
For understanding explanation, the upper and lower surface that the upper and lower surface of this utility model accompanying drawing is defined as in Fig. 1, this is also this utility model stretcher 100 orientation when actually used, and subsequent drawings continues to use this definition；It addition, in horizontal direction, the lines of band arrow are the direction of motion of stretcher 100 in Fig. 1；In Fig. 2, on incline direction, the lines of band arrow are movable dead bolt 300 direction of motion.
In embodiment one of the present utility model, the locking device being applied to stretcher includes: a stretcher 100, and is arranged at the locking mechanism below stretcher 100.
Locking mechanism, it includes cover plate 200, to realize the support to stretcher 100 and to fix so that it is locking effect is more preferably；Further also include being arranged on cover plate 200 for stretcher locating shaft, i.e. it is arranged on the clasp 107 of the left and right sides of the stretcher direction of motion, the clasp 107 arranged substitutes the front axle of existing stretcher 100 and becomes front clasp and rear clasp with hind axle, carries out the locking member locked.The most in other embodiments, a pair clasp 107 is only set, the most only at the medium position of stretcher 100 length direction, only need to ensure that the stable of stretcher 100.
Locking member, it includes at least one pair of movable dead bolt 300 and carries out the drive mechanism of stretching motion for a pair movable dead bolt 300 of driving, and a pair movable dead bolt 300 is arranged on cover plate 200 by fixing seat 400, and change position with the motion of drive mechanism, such as fixing seat 400 is connected fixing with cover plate 200, to realize movable dead bolt 300 position is fixed, when after the position change of drive mechanism, the dynamic movable dead bolt 300 of push-and-pull carries out stretching motion, and realizes the switching between the locking to stretcher 100 and released state.
Drive mechanism connects a dynamic structure 900, and dynamic structure 900 is for providing power for drive mechanism；This dynamic structure 900 can forward transmission also can reverse drive, such as when stretcher 100 be placed in need to be locked on cover plate 200 time, its dynamic structure 900 rotates clockwise drive drive mechanism motion, and the movable dead bolt 300 one-tenth state of stretching out is pushed out to clasp 107 position of stretcher 100, when dynamic structure 900 move to precalculated position fix time, simultaneously on stretcher 100 arrange clasp 107 apply a pressure to its realize locking；When stretcher 100 is placed on cover plate 200 and when need to unlock reset, its dynamic structure 900 rotates counterclockwise, and then drive mechanism pulls and activity dead bolt 300 is become retracted mode so that distress resolves and then realization that the movable dead bolt 300 clasp 107 to arranging on stretcher 100 applies unlock.
It should be noted that front clasp 107 and the rear clasp 107 of stretcher 100 divide with its direction of motion, as it is shown in figure 1, the clasp 107 on right side is front, after the clasp 107 in left side is.Meanwhile, locking device separates with stretcher 100 before use, and then is fixed with stationary plane (i.e. the bottom surface, compartment on bottom surface or emergency tender) by the cover plate 200 in locking mechanism, and locking member is fixed in advance with cover plate 200.
Referring to shown in Figure 10, one surface configuration is preferably become inclined plane 301 by the movable dead bolt 300 arranged, it is provided with at fixing seat 400 on a side surface of movable dead bolt 300 simultaneously and is provided with a card-bit part 401, this card-bit part 401 forms a card bit space, so when movable dead bolt 300 is in locking state, inclined plane 301 is in close contact with clasp 107.
In embodiment two of the present utility model, referring to shown in Fig. 3-9, drive mechanism is preferably used driver plate 500, sliding bar 600 and connecting rod 700 and connects and composes.One end of connecting rod 700 is connected with movable dead bolt 300 by the first rotating shaft 101, and the other end is connected with driver plate 500 by the second rotating shaft 102, and driver plate 500 is fixedly installed on the lower surface of cover plate 200 by the 3rd rotating shaft 103.Wherein, under locking state, connecting rod 700 and the direction of motion with sliding bar 600 are mutually perpendicular to, under released state, connecting rod 700 is parallel to each other (not being absolute parallel, simply lower link 700 is driven consistent with sliding bar 600 direction of motion when sliding bar 600 moves) with the direction of motion of sliding bar 600.
One waist type groove 501 is further set on the driver plate 500 arranged, as shown in Figure 4, driver plate 500 is preferably arranged to by the application one T-type structure, in the card of the vertical direction that waist type groove 501 is arranged on T-type structure and amesiality.And then realize being connected with driver plate 500 by running through the 4th rotating shaft 104 of waist type groove 501 by one end of sliding bar 600, and the other end of sliding bar 600 is connected with dynamic structure 900.Driver plate 500 can be efficiently controlled by amesiality waist type groove 501 to do forward and adverse movement from side all the time.
In embodiment three of the present utility model, referring to Fig. 6, shown in 7, when movable dead bolt 300 is in released state, sliding bar 600 pulls driver plate 500 to rotate around the 4th rotating shaft 104, move towards near sliding bar 600 direction with drivening rod 700, the i.e. direction of motion of sliding bar 600 is opposing parallel with connecting rod 700 direction of motion, when only need to ensure released state, activity dead bolt 300 is not exposed to the card bit space on fixing seat 400 so that it is ensure the smooth and easy state (position that i.e. movable dead bolt 300 is corresponding with latch closure 106) moving to enter position of stretcher 100；Referring to Fig. 8, shown in 9, when movable dead bolt 300 is in locking state, sliding bar 600 promotes driver plate 500 to rotate backward (i.e. in opposite direction with when pulling around the 4th rotating shaft 104), and drivening rod 700 moves towards away from sliding bar 600 direction, both direction of motion is vertical, purpose is that activity dead bolt 300 is released into the state of stretching out, and is limited to clasp 107 within the scope of certain carry out moving, it is simple to lock clasp 107.
In embodiment five of the present utility model, referring again to shown in Fig. 6-9, at the two ends (being i.e. provided with the position of clasp 107 on stretcher 100) of sliding bar 600, two driver plates 500 are set, and in the horizontal card of the driver plate 500 of T-type structure, it being all connected with a connecting rod 700, corresponding each connecting rod 700 all connects a movable dead bolt 300 by the first rotating shaft 101.The locking effect to stretcher 100 can be improved, and the movable dead bolt 300 arranged can be operated by sliding bar 600 simultaneously, the most easy to operate.
In embodiment six of the present utility model, movable dead bolt 300 is transmitted structure and applies, to clasp 107, the locking state that a pressure carries out locking from released state；When movable dead bolt 300 is in released state, movable dead bolt 300 is paralleled with the direction of motion of stretcher 100；When movable dead bolt is in locking state, movable dead bolt 300 is perpendicular with the direction of motion of stretcher 100.Simultaneously so that improving the utilization rate of locking device so that it is locking effect reaches preferable, efficiently controlling the flexible distance of movable dead bolt 300 by an adjustment structure 800 simultaneously, and stretcher 100 is applied the size of a pressure.
Referring again to shown in Fig. 6, the adjustment structure 800 of setting includes that adjusting ring 801, ring for fixing 802, and the flexible member 803 being arranged between adjusting ring 801 and ring for fixing 802, flexible member 803 are preferably spring.Concrete is connected fixing with the sliding bar 600 in drive mechanism for ring for fixing 802, flexible member 803 is set on sliding bar 600, and make elastic movement along sliding bar 600, adjusting ring 801 by arranging regulates control elastic movement position effectively simultaneously, to realize the flexible distance of movable dead bolt 300, and stretcher 100 is applied the control of a pressure size.
In embodiment seven of the present utility model, the dynamic structure 900 of setting is that whole locking device provides locking and the power unlocked, and is not only simple in structure, and easy to operate.Concrete dynamic structure includes a lock handle 901 and handle connecting rod 902.Wherein, lock handle 901 realizes the connection with cover plate 200 by being arranged on the fixing bar 201 below cover plate 200, simultaneously lock handle 901 can do on fixing bar 201 forward transmission also can reverse drive (the most clockwise and anticlockwise, see Fig. 7, for upwards lifting and decline downwards in 9), and handle connecting rod 902 one end realizes being rotationally connected by the 5th rotating shaft 105 and lock handle 901, the other end is connected with drive mechanism by the 6th rotating shaft 106, is i.e. connected with the sliding bar 600 of drive mechanism.So after stretcher 100 carries out position along one end of cover plate 200 to other end persistent movement, lock handle 901 forward rotates, and promote sliding bar 600 by handle connecting rod 902, stretch out corresponding with clasp 107 so that driver plate 500 rotates backward and passes through connecting rod 700 promotion activity dead bolt 300.After shifting certain position onto, movable dead bolt 300 realizes the compression to clasp 107, and realizes the elastic movement of spring element 803 reaches most preferably (i.e. collapsing length and pressure size reaches optimal) by the adjusting ring 802 in adjustment structure.When clasp 107 being unlocked, only need to rotate backward lock handle 901, under the elastic reaction of flexible member 803, and under the adverse movement of sliding bar 600, pull on driver plate 500 and rotate counterclockwise, now, connecting rod 700 pulls movable dead bolt 300 to become retracted mode, and the distress resolves to clasp 107, it is achieved unlock, and by stretcher 100 along entering reverse adverse movement.
It should be noted that the position that lock handle 901 rotates is limited by structure R at an angle between lock handle 901 and handle connecting rod 902, this angle R is arranged between 175 °～185 °.Can meet movable dead bolt 300 to switch between locking and unblock, and facilitate state in which under operator's judgement activity dead bolt 300 present case effectively, locking efficiency is high.
Simultaneously for convenience of the installation of lock handle 901, cover plate 200 arranges leader's installing rack 206, and handle installing rack 206 is positioned at stretcher 100 and enters the side (i.e. right side in Fig. 1) of position in advance, during actual installation, after in advance lock handle 901 can being connected with handle installing rack 206, handle installing rack 206 is being fixed with cover plate 200.Preferably, the also both sides at handle installing rack 206 are respectively provided with a protection board 207 to the application, it is to avoid operator are damaged by locking device in use, and Convenient stretcher bed 100 enter position.
On the basis of above-mentioned several embodiments of the present utility model, preferably, cover plate 200 also sets up one for limit stretcher 100 motion block 202, due to arrange movable dead bolt 300 be during stretcher 100 carries out position, only corresponding with latch closure 106 after just can lock.And it is the corresponding accuracy of both guarantees, realized by block 202.As shown in Figure 1, the particular location of block 202 is disposed relative to the left side (i.e. left side in figure) of rear clasp position, so when stretcher 100 enter position contact to rear clasp with block 202 time, block 202 stops stretcher 100 to proceed into position, and now movable dead bolt 300 is at stretcher locating shaft.
Further the most preferably, cover plate 200 is provided with the guide rail 203 for stretcher 100 motion, and the quantity of guide rail 203 is two, improve the stability during motion when stretcher 100 is carried out.Two concrete guide rails 203 are arranged groove 204 by the both sides (i.e. the left and right sides of stretcher 100 reversing of motion) of cover plate 200 and constitute, and groove 204 is formed by the lower surface upwards surface indentation of cover plate 200, stretcher 100 moves against the outer wall of groove 204, can meet the function of guiding.Preferably being arranged in groove 204 by fixing seat 400 in the application, both width are equal, and not only structure is compact to design simultaneously, and improve the stability connected.
In a complete embodiment of the present utility model, with reference to shown in Fig. 1-10, locking device includes cover plate 200, movable dead bolt 300, driver plate 500, sliding bar 600, connecting rod 700, adjusting ring 802, ring for fixing 802, flexible member 803, lock handle 901, handle connecting rod 902.Wherein, lock handle 901 provides power for driver plate 500 so that it is ensure that and gently rotates clockwise or counterclockwise.Sliding bar 600 one end is fixed on driver plate 500, can move by horizontal reciprocating under the drive of handle connecting rod 902.Connecting rod 700 drive activity dead bolt 300 under the drive of driver plate 500 moves, and then realizes when released state, and movable dead bolt 300 is paralleled with the direction of motion of stretcher 100, i.e. contraction state, and when locking state, movable dead bolt 300 is perpendicular with the direction of motion of stretcher 100, i.e. stretch out state.The adjusting ring 802 restriction to the elastic movement position of flexible member 803 so that movable dead bolt 300 realizes automatic indentation.Stretcher 100 along one end of cover plate 200 to the other end carry out into time, when rear clasp contacts with block 202, stopping into position, movable dead bolt 300 is corresponding with clasp 107, and then by lock handle 901 clockwise movement (the most upwards lifting), movable dead bolt 300 one-tenth can be realized and stretch out state, make it into locking state, when lock handle 901 turn to certain position fixing after, movable dead bolt 300 regulates the pressure to clasp 107 by adjusting ring 802, now, whole locking work is completed.When stretcher 100 need to be removed, in advance by lock handle 901 counterclockwise movement (declining downwards), movable dead bolt 300 can be realized and become retracted mode so that it is be returned to released state.
It should be noted that, can be according to the shape of actual requirements set guide rail 203, in the application, can realize flexible in the card bit space of fixing seat 400 for guarantee activity dead bolt 300, and clasp 107 is locked, so further arranging a through hole 205 on the cell wall of groove 204 at relative motion dead bolt 300, when locking member is in locking state, movable dead bolt 300 stretches out the locking i.e. realized clasp 107 from through hole 205.
Loading the process of stretcher at this utility model, stirring lock handle the most counterclockwise and make locking device be in released state；Placement stretcher, on cover plate, then promotes stretcher to carry out positioning into position to block, places steady stretcher；Stirring lock handle the most clockwise makes R angle less than 175 °, at this moment promotes sliding bar under the effect of flexible member, makes movable dead bolt stretch out, push down stretcher clasp；Now four movable dead bolts push down stretcher clasp (the most front clasp and rear clasp) simultaneously, because movable dead bolt clinching anchor ring is inclined plane, the power by promoting clasp is had to be converted into the pressure to clasp, effectively limit stretcher vertical and horizontal one-movement-freedom-degree, the stretcher longitudinal degress of feedom relies on the restriction of design size, and movable dead bolt, inside stretcher clasp, above movable dead bolt function limits the degree of freedom on three directions of stretcher, and then the stretcher realizing stretcher is in locking state.
In unloading stretcher process, stirring lock handle the most counterclockwise and make locking device be in released state, now under the drive of sliding bar, four tongues are retracted, and stretcher is in free relaxation state, and integral locking device recovers to original state.
The above is only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from this utility model principle; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. the locking device being applied to stretcher, it is characterised in that including:
One stretcher, and it is arranged at the locking mechanism below described stretcher；
Described locking mechanism includes cover plate and is arranged on described cover plate for entering described stretcher locating shaft
The locking member of row locking；
Described locking member includes at least one pair of movable dead bolt and for driving active lock tonguing row described in a pair to stretch
The drive mechanism of contracting motion, described in a pair, movable dead bolt is arranged on described cover plate by fixing seat, and with
The motion of described drive mechanism and change position；
Described drive mechanism connects a dynamic structure, and described dynamic structure is for providing for described drive mechanism
Power；
When described stretcher be placed in need to be locked on described cover plate time, described movable dead bolt is tied by described transmission
Structure drives into the state of stretching out, and described movable dead bolt applies a pressure to described stretcher locating shaft and locks；
When described stretcher is placed on described cover plate and when need to unlock reset, described movable dead bolt is by described biography
Dynamic structure drives into retracted mode, and described movable dead bolt is carried out to the distress resolves of described stretcher locating shaft
Unlock.
The locking device being applied to stretcher the most according to claim 1, it is characterised in that:
Described drive mechanism includes driver plate, sliding bar and connecting rod；
Described connecting rod one end is connected with described movable dead bolt by the first rotating shaft, and the other end passes through the second rotating shaft
It is connected with described driver plate；
Described driver plate is fixedly installed on described cover plate by the 3rd rotating shaft.
The locking device being applied to stretcher the most according to claim 2, it is characterised in that:
Described driver plate is provided with a waist type groove, and one end of described sliding bar is by running through the of described waist type groove
Four rotating shafts are connected with described driver plate, and the other end of described sliding bar is connected with described dynamic structure；
When described movable dead bolt is in released state, described sliding bar pulls described driver plate forward to rotate,
And drive described connecting rod to move towards near described sliding bar direction；
When described movable dead bolt is in locking state, described sliding bar promotes described driver plate to rotate backward,
And drive described connecting rod to move towards away from described sliding bar direction.
The locking device being applied to stretcher the most according to claim 1, it is characterised in that:
Described movable dead bolt is applied a pressure from released state to described stretcher locating shaft by described drive mechanism
Power carries out the locking state locked；
When described movable dead bolt is in released state, described movable dead bolt and the motion side of described stretcher
To parallel one-tenth retracted mode；
When described locking member is in locking state, described movable dead bolt and the direction of motion of described stretcher
Perpendicular one-tenth stretches out state.
The locking device being applied to stretcher the most according to claim 1, it is characterised in that:
Described locking member also includes one for regulating the adjustment structure of described movable dead bolt movement position；
Described adjustment structure includes adjusting ring, ring for fixing, and is arranged on described adjusting ring and described fixing
Flexible member between circle；
Described ring for fixing is connected with described drive mechanism, and described flexible member makees elasticity along described drive mechanism
Motion, and regulate elastic movement position by described adjusting ring.
The locking device being applied to stretcher the most according to claim 1, it is characterised in that:
Described dynamic structure includes rotating lock handle and handle connecting rod；
Described lock handle is connected with described cover plate by the fixing bar being arranged on described cover plate, and around institute
Stating fixing bar to rotate, described handle connecting rod one end is connected by the 5th rotating shaft with described lock handle, another
End is connected with described drive mechanism by the 6th rotating shaft；
After described stretcher carries out position along one end of described cover plate to other end persistent movement, described biography
Dynamic structure makes described movable dead bolt be positioned at described stretcher locating shaft, and described drive mechanism is by locking
The rotation of handle drives described handle connecting rod, and drives described movable dead bolt to move to load from released state
Frame bed locating shaft carries out the locking state locked.
The locking device being applied to stretcher the most according to claim 6, it is characterised in that:
Structure R at an angle between described lock handle and described handle connecting rod, described angle R exists
Between 175 °～185 °.
8., according to the locking device being applied to stretcher described in claim 1-7 any one, its feature exists
In:
One surface of described movable dead bolt becomes an inclined plane；
Described fixing seat is provided with card-bit part, described card-bit part on the side surface being provided with described movable dead bolt
Form a card bit space；
When described movable dead bolt is in locking state, described inclined plane is tight with described stretcher locating shaft
Contact.
9., according to the locking device being applied to stretcher described in claim 1-7 any one, its feature exists
In:
Described cover plate is provided with the block for limiting the motion of described stretcher, when described stretcher moves to
Stopped by described block time at this block.
10., according to the locking device being applied to stretcher described in claim 1-7 any one, its feature exists
In:
Described cover plate is provided with the guide rail moved for described stretcher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620295396.1U CN205649592U (en) | 2016-04-11 | 2016-04-11 | Be applied to stretcher's locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620295396.1U CN205649592U (en) | 2016-04-11 | 2016-04-11 | Be applied to stretcher's locking device |
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| Publication Number | Publication Date |
|---|---|
| CN205649592U true CN205649592U (en) | 2016-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620295396.1U Expired - Fee Related CN205649592U (en) | 2016-04-11 | 2016-04-11 | Be applied to stretcher's locking device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105748214A (en) * | 2016-04-11 | 2016-07-13 | 上海新纪元机器人有限公司 | Locking device applied to stretcher |
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2016
- 2016-04-11 CN CN201620295396.1U patent/CN205649592U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105748214A (en) * | 2016-04-11 | 2016-07-13 | 上海新纪元机器人有限公司 | Locking device applied to stretcher |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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