CN211092976U - Bed fence - Google Patents

Abstract

The utility model discloses a bed fence which comprises a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded; the enclosure comprises a support and at least one movable lengthening part, and when the bed enclosure works, the movable lengthening part is opened, so that the length of the enclosure meets the use length; when the bed fence is stored, the movable lengthening part is contracted or folded. The foldable supporting part reduces the space volume of the bed fence, and the structure of the bracket and the movable lengthening part is arranged, so that the bed fence is light in weight and convenient to store, move and carry.

Description

Bed fence

Technical Field

The utility model relates to a bed accessory, in particular to a bed guardrail for infants

Background

With the increasing economic growth of China, the living standard of people is remarkably improved, and parents drive to carry infants to go out quite commonly. Because the infants generally have the behaviors of turning over and the like during sleeping, a plurality of families with infants are provided with fixed bed guardrails for protection on the bed, and the safety problem that the infants fall from the bed to the position under the bed is prevented.

Although the existing bed fence solves the problem that people use at home, the use requirement that people have a rest outside the house when going out cannot be met, particularly, beds in many hotels are bedside and wall-leaning, and the rest three sides are not sheltered, so that the portable bed fence is particularly needed, and the use and use requirements of people are met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a foldable portable bed fence.

The utility model adopts the following technical scheme: a bed fence comprises a support part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the enclosure comprises a support and at least one movable lengthening part, and when the bed enclosure works, the movable lengthening part is opened, so that the length of the enclosure meets the use length; when the bed fence is stored, the movable lengthening part is contracted or folded.

The utility model provides an activity increase portion can set up one or two, and is a plurality of even, and the main objective is folding as far as possible convenient when accomodating simultaneously in order to realize that bed rail during operation length satisfies, and the volume dwindles as far as possible, and focus rational arrangement, convenient to carry.

Furthermore, enclose and keep off and still set up telescoping device and positioner, support and activity increase portion height in vertical direction can be adjusted to can lock when adjusting to required height. Because the supporting part below the enclosure needs to go deep into the lower part of the mattress to realize the stable fixation of the bed enclosure, and the thicknesses of the mattress are different, the telescopic device and the positioning device are arranged in the vertical direction of the enclosure, so that the enclosure is lifted or lowered. Both satisfied and enclosed the fender higher than the sufficient height of bed surface, enclosed simultaneously and keep off the zero clearance between lower side and the bed surface, prevent that child from pressing from both sides the injury.

Furthermore, the support is provided with an upper cross rod, a lower cross rod and two vertical rods, and the upper cross rod, the lower cross rod and the two vertical rods are connected to form a square shape.

The utility model discloses an enclose and keep off major structure can have the multiple, one of them adds activity increase portion for the support, and the fixed column that will talk about at the back in addition adds elasticity increase portion, or the alternately fender piece that encloses of concatenation of multilayer etc. as long as can realize bed rail during operation, length satisfies the use basically, when accomodating, effectively folds to less volume as far as possible fast.

Wherein the structure of support and activity increase portion also can set up the multiple, as long as satisfy stable in structure, it can to fold conveniently. The utility model discloses well support and activity increase portion can set up to rectangle or call the mouth font, and activity increase portion also can set up to U font etc.. Or the bracket and the movable growth part can be arranged in a triangular shape or a trapezoidal shape which are spliced with each other, and the like.

The telescopic device comprises a straight rod, the lower ends of two vertical rods of the support are of hollow structures with downward openings, and the straight rod is sleeved inside the vertical rods and can move up and down along the vertical rods; the positioning device locks or unlocks the positions of the straight rod and the upright rod; the lower end of the straight rod is hinged with the supporting part.

Similarly, the utility model discloses in also can establish the straight-bar cover in the pole setting outside.

Furthermore, the positioning device is of an eccentric wheel structure, and when a handle of the eccentric wheel is opened, the position relation between the straight rod and the vertical rod can be freely adjusted, namely the height of the upper surface of the enclosing baffle from the bed surface is adjusted. When the height is adjusted to the required height, the handle of the eccentric wheel is buckled, and the position locking between the straight rod and the vertical rod can be realized.

As an embodiment the positioning device's rotation axis is to and pole setting parallel arrangement, and positioning device's eccentric wheel has the clearance apart from having the little surface of rotation axis distance and straight-bar apart from the big surface conflict straight-bar of rotation axis distance and locking, positioning device's eccentric wheel.

Furthermore, a transition block is arranged between the positioning device of the eccentric wheel structure and the straight rod.

The positioning device of the eccentric wheel structure is abutted against the transition block, the transition block is abutted against the straight rod, and the transition block is in surface contact with the straight rod.

Furthermore, the positioning device can also be arranged in such a way that the positioning device comprises a guide sleeve, a locking bush and a locking nut, wherein the locking bush is arranged between the guide sleeve and the locking nut; the straight rod penetrates through the locking nut, the locking bush and the guide sleeve to enter the vertical rod; and (4) screwing the locking nut, and tightly holding the straight rod by the locking bush to realize position locking.

In addition, the positioning device can also be arranged in a way that the positioning device comprises a positioning element, the positioning element is columnar or spherical, the straight rod is provided with a plurality of positioning points along the vertical direction, and the positioning element can realize the position locking or unlocking between the straight rod and the vertical rod by entering or leaving the positioning points.

Further, enclose and keep off still including spacing portion, spacing portion can inject support and activity increase portion when the bed rail is opened and be in a plane.

Further, the support is articulated with activity growth portion, and activity growth portion can overturn in the horizontal direction around articulated pivot, and spacing portion sets up at support and activity growth portion articulated department.

Further, the limiting part comprises a positioning pin, a traction part and a button; the movable lengthening part is a hollow U-shaped pipe, the button is arranged in the middle of the U-shaped bottom of the movable lengthening part, the end part of the movable lengthening part is provided with a through hole for the positioning pin to pass through, and the support is provided with a corresponding hole at the position corresponding to the positioning pin in the unfolding state of the movable lengthening part; the button is connected with one end of the traction part, the other end of the traction part is connected with the positioning pin, the button is pressed to drive the traction part, and the traction part drives the positioning pin to move along the axial direction of the positioning pin.

The upper end point of the U-shaped movable increasing part is hinged with the support, the lower end point of the movable increasing part is detachably connected with the support, and the movable increasing part rotates in the plane where the support is located around the hinged position of the upper end point and the support. The hinged position is arranged at the lower end point of the U-shaped movable lengthening part, and the upper end point of the movable lengthening part is detachably connected with the lower end point of the U-shaped movable lengthening part.

As an embodiment of the present invention, the movable extension portion is also provided with two transverse rods, the two transverse rods are respectively sleeved on the upper transverse rod and the lower transverse rod of the support, and the movable extension portion can move linearly along the upper transverse rod and the lower transverse rod.

As another embodiment of the utility model, the activity growth portion also is provided with two transverse rods from top to bottom, and the transverse rod overlaps respectively and establishes outside the last horizontal rod and the sheer pole of support, the activity growth portion can be followed sheer pole linear movement.

Furthermore, the number of the movable lengthening parts is two, and the two movable lengthening parts are respectively positioned at two sides of the bracket. The length of the two movable lengthening parts can be the same or different, but generally, the movable lengthening parts and the upper surface of the bracket are basically positioned on the same horizontal plane, and the same lower surface is basically positioned on the same horizontal plane, so that the operation is convenient and the operation is relatively safe.

Furthermore, the supporting part is U-shaped, and two ends of the U-shaped opening are hinged with the bracket. The utility model discloses a supporting part can set up to multiple shape, including controlling two stabilizer blades or middle one stabilizer blade, perhaps be rectangle, square, oval or U font etc. U font actually be the rectangle or the square of chamfer, wherein on one side be with the support sharing. The supporting part is arranged, so that the supporting part is more stable and more convenient to fold and carry compared with a product provided with one or two supporting legs.

Further, the locking mechanism comprises a sliding block, the support is connected with the supporting portion through a hinge, the hinge comprises a first support leg and a second support leg, the first support leg is connected with the support, the second support leg is connected with the supporting portion, a fixing groove is formed in the hinged end of the first support leg, the second support leg is hollow, and the sliding block is located in the second support leg and can move along the extending direction of the second support leg; when the sliding block moves to be embedded into the fixing groove, the supporting portion and the support are locked, and when the sliding block moves away from the fixing groove, the supporting portion and the support are unlocked.

As a specific embodiment, the first support leg may be a part of the bracket and integrated into a whole, or the first support leg may be a part independent from the bracket; the second support leg can be a part of the support part, the second support leg is combined with the support part into a whole, and the second support leg can also be a part independent of the support part

When the connection positions at the two ends of the hinge are interchanged, the positions of the parts of the locking mechanism change along with the hinge, namely the first supporting leg is connected with the supporting part, the second supporting leg is connected with the bracket, the fixing groove is arranged at the two end parts of the first supporting leg, and the sliding block is arranged inside the first supporting leg.

Furthermore, the locking mechanism further comprises an outer sliding block, the outer sliding block is fixedly connected with the sliding block, and the outer sliding block moves along the driving sliding block.

Furthermore, the locking mechanism further comprises a spring, one end of the spring is relatively fixed with the supporting part, and the other end of the spring props against the sliding block and applies force pointing to the direction of the support on the sliding block.

Further, still include the stabilizer, the stabilizer includes connecting band and stationary blade, connecting band one end sheer pole or supporting part are connected, the stationary blade is connected to the connecting band other end, and the connecting band passes the mattress bottom during the use, and the stationary blade card is in enclosing offside mattress and the bed body junction that keeps off. Set up this kind of stabilizing part, can further prevent that the bed rail from rocking or appearing the gap, stop the potential safety hazard.

The utility model discloses the shape and the size of well stationary blade do not have special requirement, as long as satisfy first can with connecting band swing joint, adjust the fixed length of connecting band in order to adapt to different bed body widths, the second size is enough, can block in the outside of mattress and the laminating department of the bed body, play the effect of stabilizing the bed rail can.

Furthermore, the device also comprises a surrounding and blocking sleeve. The arrangement of the surrounding baffle sleeve mainly meets the requirement of being attached to the surrounding baffle main body, is used for further protecting infants, is not limited by other things, can be sleeved outside or inside the support and the movable lengthening part, and can also be designed in a targeted manner according to needs.

The utility model discloses also can adopt the clearance to be less than the railing of children's health thickness far away and realize enclosing the fender, consequently also can not set up and enclose the spacer sleeve.

The utility model also provides a bed fence, which comprises a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the enclosure main body is a telescopic cloth sleeve, fixing columns are arranged at two ends of the enclosure main body, and when the bed enclosure is used, the telescopic cloth sleeve is stretched to a required length and is respectively locked with the fixing columns; when the bed fence is stored, the bed fence is unlocked, and the telescopic cloth cover is contracted into the fixing column.

The utility model discloses another implementation mode of the bed fence, which comprises a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the enclosure main body is an inflatable device, and when the bed enclosure is used, the enclosure main body is inflated to achieve the required length and strength; when the bed fence is stored, the bed fence is deflated and the enclosure main body is folded.

In addition, the utility model also provides a bed fence, which comprises a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the enclosure main body is formed by transversely and crossly splicing a plurality of layers of enclosure sheets, and when the bed enclosure is used, the enclosure sheets can be transversely pulled left and right to stretch the transverse length; when the bed fence is stored, the enclosing blocking pieces are pushed leftwards and rightwards to be spliced into a whole.

The utility model has the advantages that: the utility model discloses an enclose and keep off the main part and divide into two parts, and partly be major structure, and another part is activity increase portion, can fold or reduce the volume when accomodating, adopts folding supporting part simultaneously, when guaranteeing to enclose the fender effect, the effectual space volume of bed rail when reducing not user state, the accomodating of bed rail of being convenient for, remove and carry.

Further, activity growth portion adopts telescopic rod structure, and simple structure can effectively reduce the bed rail of accomodating the state, in addition, can also set for the suitable length of enclosing the fender according to the environment that bed rail used.

Furthermore, the upper end point of the movable lengthening part is hinged with the support, so that the movable lengthening part can be effectively stored, and the volume of the bed fence in a storage state is reduced.

Further, the straight section in the supporting part both ends of U font can play the effect of support, and the bottom of U font still plays two straight sections of connection, plays the effect of stabilizing the supporting part for the bed rail is more stable.

Furthermore, the telescopic device can enable the bed fence to be provided with the height of the support and the height of the movable lengthening part according to the thickness of the mattress, and the practicability and the application range of the bed fence are improved.

Furthermore, the positioning device adopting the eccentric wheel structure can simply and quickly lock the heights of the bracket and the movable lengthening part by moving the eccentric wheel, and the manufacturing cost of the eccentric wheel is low.

Furthermore, the height of the support and the height of the movable lengthening part are effectively locked by the matching of the taper locking bush and the locking nut through the matching of threads and taper, and the pretightening force applied to the threads during thread locking can effectively prevent the infant from loosening the positioning device by oneself.

Furthermore, the positioning element is partially arranged in the horizontal through hole of the straight rod, so that the positioning element can be effectively positioned, and the situation that the locking force cannot be effectively locked due to long-time use can be avoided.

Furthermore, the outer sliding block can drive the inner sliding block to move, and when the fixing part of the sliding block is inserted into the fixing groove, the positions of the supporting part and the bracket can be locked and stably locked; when the fixed part of the sliding block leaves the fixed groove, the hinge can be turned over, so that the bed fence is convenient to store; in addition, the operation of moving the outer sliding block is simple, and the use is convenient.

Furthermore, the arrangement of the outer sliding block facilitates the driving of the sliding block and the operability of the locking mechanism.

Furthermore, the spring of the locking mechanism is arranged, so that the sliding block can automatically reset under the action of the spring, and the reliability of the locking mechanism is improved.

Furthermore, the surface contact between the transition block and the straight rod can increase the action surface of the straight rod for applying friction force, so that the friction force of the positioning straight rod is increased, and the straight rod, the support and the movable increasing part are more stable.

Furthermore, the button drives the positioning pin through the traction part, so that the locking and unlocking of the movable lengthening part and the bracket are realized, and the stability of the bed fence in use is improved; the button that sets up in activity increase portion U-shaped bottom simultaneously can realize that the unblock of one-hand operation activity increase portion is decided, makes things convenient for accomodating of bed rail.

Further, the setting of stabilizer can be fixed the bed rail on the bed more stably through the stationary blade, avoids the bed rail to deviate from the installation side.

Furthermore, the arrangement of the enclosing and blocking sleeve ensures that the whole protection is formed at the enclosing and blocking position, and the infant is prevented from falling down to the bed from the gap between the bracket and the rod piece of the movable lengthening part.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the bed fence of the present invention;

FIG. 2 is a schematic structural view of an embodiment of the position-limiting portion of FIG. 1;

FIG. 3 is a schematic structural diagram of an embodiment of the positioning device in FIG. 1

FIG. 4 is a schematic structural view of another embodiment of a positioning device;

FIG. 5 is a schematic structural view of a third embodiment of the positioning device;

FIG. 6 is a schematic structural view of a fourth embodiment of the positioning device;

FIG. 7 is a schematic structural view of one embodiment of the locking mechanism of FIG. 1;

FIG. 8 is a schematic structural view of another embodiment of the enclosure;

FIG. 9 is a schematic structural view of a third embodiment of the enclosure;

fig. 10 is a schematic structural view of another embodiment of the limiting part.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

Example one

As shown in fig. 1 to 3 and 7, a bed fence comprises a U-shaped supporting part 1, wherein a connecting belt 51 is arranged at the bottom of the U-shaped supporting part 1, one end of the connecting belt 51 is fixedly connected with the U-shaped bottom of the supporting part 1, and the other end of the connecting belt 51 is provided with a position-adjustable toggle fixing sheet 52; the tip of U-shaped supporting part 1 sets up the one end of locking mechanical system 3 and hinge 4, and the other end of hinge 4 is linked with the one end of straight-bar 2141 of telescoping device 214, and the other end cover of straight-bar 2141 is established in the hollow pole setting 213 of support 21, support 21 sets up horizontal pole 211, sheer pole 212 and two pole settings 213, support 21 is the square, and the both sides of support 21 set up activity increase portion 22, activity increase portion 22 is the U font, and activity increase portion 22 encloses into the square with the pole setting 213 that corresponds. The lower end of the vertical rod 213 is provided with a positioning device 2142, and the positioning device 2142 is fixedly connected with the vertical rod 213.

In the use of the present embodiment, the U-shaped supporting portion 1 is placed under the mattress, the positioning device 2142 is opened, the supporting frame 21 and the movable extension portion 22 are lifted to the proper position to lock the positioning device 2142 according to the thickness of the mattress, the two straight rods 2141 are abutted against one side of the mattress, the fastening pieces 52 of the T-shaped buckle are simultaneously inserted through the bottom of the mattress to the other side of the mattress, the length of the connecting band 51 is adjusted to make the connecting band 51 and the fastening pieces 52 form a T-shape, the fastening pieces 52 are abutted against the side of the mattress, and the bed fence is further fixed.

The telescopic device 214 satisfies that the height of the bracket 21 and the movable lengthening part 22 in the vertical direction can be adjusted, the positioning device 2142 is locked when adjusted to a required height, as a specific embodiment, the positioning device 2142 is as shown in fig. 3, the positioning device 2142 comprises rings with different thicknesses for the straight rod 2141 to pass through, a handle of an eccentric wheel structure is arranged at the thickest part of the rings with different thicknesses, a transition block 2143 is arranged between the handle of the eccentric wheel structure and the straight rod 2141, the handle of the eccentric wheel structure is rotated, the distance from the surface of the eccentric wheel to the rotating shaft of the eccentric wheel is different, and the force applied by the eccentric wheel to the transition block 2143 is changed; when the distance between the surface of the eccentric wheel and the rotating shaft of the eccentric wheel is shortest, a gap exists between the handle of the eccentric wheel structure and the transition block, and the straight rod 2141 can move freely; the handle of the eccentric wheel structure is rotated, and when the distance between the surface of the eccentric wheel and the rotating shaft of the eccentric wheel is increased, until the handle of the eccentric wheel structure abuts against the transition block, the transition block abuts against the straight rod 2141 to apply friction force, and the friction force prevents the straight rod 2141 from moving, so that the straight rod is locked. The positioning device 2142 with eccentric structure can lock the length of the straight rod 2141 exposed out of the vertical rod 213 at the proper length, and adjust the positions of the bracket 21 and the movable lengthening part 22 in turn, so as to adapt to mattresses with different degrees of fitting.

The locking mechanism 3 comprises a sliding block 31, an outer sliding block 32, the hinge 4 comprises a first support leg 41 and a second support leg 42, the first support leg 41 is connected with the support 21, the second support leg 42 is connected with the support 1, the hinged end of the first support leg 41 is provided with a fixing groove 411, the second support leg 42 is hollow, the sliding block 31 is arranged in the second support leg 42, the outer sliding block 32 is arranged outside the second support leg 42 and fixedly connected with the sliding block 31,

the first leg 41 or the second leg 42 is rotated around the hinge 4, the fixing groove 411 corresponds to the hollow inside of the second leg 42, the sliding block 31 is driven to move towards the fixing groove 411 through the outer sliding block 32, and part of the sliding block 31 enters the fixing part locking support part 1 and the bracket 21. In a specific embodiment, the second leg 42 is hollow and tubular, the long axis of the second leg 42 is a kidney-shaped slot along the extending direction, the joint of the slider 31 and the outer slider 32 corresponds to the kidney-shaped slot axially arranged on the support portion 1 and can move along the kidney-shaped slot, and the kidney-shaped slot on the second leg 42 defines the extreme positions of the two ends of the slider 31.

Further, a spring is arranged inside the second leg 42, one end of the spring, which is far away from the bracket, is fixed, and the other end of the spring abuts against the slider 31 and applies a force to the bracket at the slider 31. as a specific embodiment, the locking mechanism 3 and the hinge 4 are as shown in fig. 7, the first leg 41 of the hinge 4 is L-shaped, one end of the first leg 41 of L-shaped is provided with a hole which is matched with the shape of the straight rod 2141, the straight rod 2141 is inserted into one end of the first leg 41, the straight rod 2141 and the first leg 41 are fixed by screws, the other end of the first leg 41 is provided with a fixing groove 411, the fixing groove 411 is perpendicular to the hole where the straight rod 2141 is installed, a rotating shaft of the hinge 4 is arranged at a position close to the bottom of the fixing groove 411. as a specific embodiment, when the fixing groove 411 is deeper, or when two ends of the first leg 41 of L-shaped is penetrated, the rotating shaft of the hinge 4 is arranged at a certain distance from the end face where the fixing groove 411 is located, the position where the rotating shaft of the hinge 4 is arranged, namely, the bottom of the hollow fixing groove 411 is arranged at a position corresponding to the length of the fixing groove 311 of the fixing groove 411, the fixing portion of the fixing groove 411, the fixing portion of the fixing groove 411 is arranged in a virtual plane, the fixing groove 411, the fixing portion of the fixing groove 411.

The end part of the U-shaped supporting part 1 is sleeved in the hollow part of the second support leg 42, the end part of the supporting part 1 is a hollow pipe 11, a connecting hole II 111 corresponding to the connecting hole I421 is arranged at the position, close to the end part, of the hollow pipe 11, and the first connecting rod penetrates through the connecting hole I421 and the connecting hole II 111 to fix the second support leg 42 and the hollow pipe 11; the hollow tube 111 is provided with a first through waist-shaped groove 112, the length direction of the first through waist-shaped groove 112 is the axial direction of the hollow tube 11, and the first through waist-shaped groove 112 is exposed outside the second support leg 42.

The outer sliding block 32 is sleeved outside the first kidney-shaped groove 112 of the hollow tube 11, the outer sliding block 32 is provided with a through connecting hole four 321, the connecting hole four 321 corresponds to the first kidney-shaped groove 112, the connecting rod two penetrates through the connecting hole four 321 and the kidney-shaped groove, so that the outer sliding block 32 can move along the axial direction of the hollow tube 11, and the movement distance of the outer sliding block 32 is limited by the first kidney-shaped groove 112.

A sliding block 31 is arranged in the hollow pipe 11, the sliding block 31 is sequentially provided with a fixing part 311, a second kidney-shaped groove 312 and a third connecting hole 313 along the length direction, the fixing part 311 corresponds to the fixing groove 411, the second kidney-shaped groove 312 is sleeved on the outer side of a first connecting rod, the third connecting hole 313 and a fourth connecting hole 321 are coaxially arranged, and the second connecting rod fixes the outer sliding block 32 and the sliding block 31; the outer sliding block 32 drives the sliding block 31 to move through the second connecting rod, the moving distance between the outer sliding block 32 and the sliding block 31 is limited by the first kidney-shaped groove 112 and the second kidney-shaped groove 312, when the sliding block 31 is close to the supporting leg 41, the fixing portion 311 is sleeved in the fixing groove 411, and when the sliding block 31 is far away from the supporting leg 41, the fixing portion 311 is away from the fixing groove 411.

When the bed fence is not used any more, the outer sliding block 32 is driven to be away from the first support leg 41, the fixing part 311 is enabled to be away from the fixing groove 411, the locking of the sliding block 31 on the first support leg 41 is released, the supporting part 1 can turn around the rotating shaft of the hinge 4, the L-shaped solid of the bed fence is changed into a plane, the space volume is reduced, and the bed fence is convenient to store.

Further, the movable lengthening part 22 is hinged with the supporting leg 21, and the limiting part 23 limits the support 21 and the movable lengthening part 22 to be in the same plane. Fig. 2 shows a first hinge with a limiting part 23, a rotating part of the first hinge is connected with the end part of the movable lengthening part 22, and a fixed part of the first hinge is sleeved on the vertical rod 213 and the upper transverse rod 211 of the bracket 21. The first hinge is provided with the limiting portion 23 on the side face of the first hinge rotating shaft, the first hinge is seen from the position where the vertical rod 213 is installed, the first hinge rotating component rotates anticlockwise, namely the movable lengthening portion 22 rotates anticlockwise, the limiting portion 23 prevents the first hinge rotating component from continuing rotating when abutting against the limiting portion 23, the movable lengthening portion 22 just stops at the same plane with the support 21, the movable lengthening portion 22 can increase the length of the enclosure 2, and the protection area of the bed fence is enlarged. When the bed fence is not used, as shown in fig. 2, the first hinge drives the first movable extension part 22 to rotate clockwise when viewed from the position where the upright 213 is installed, and the first movable extension part 22 is overlapped with the bracket 21 to store the bed fence.

Further, a surrounding sleeve is sleeved outside the surrounding baffle 2, and the surrounding sleeve can prevent the infant from falling to the position under the bed from the gap between the support 21 and the movable lengthening part 22. In addition, the side of the enclosure sleeve close to the bed is provided with a soft material, so that the infant can be prevented from generating pain when colliding with the bracket 21 or the activity lengthening part 22.

Example two

The positioning device 2142 in this embodiment is different from the first embodiment in that the vertical rod 213 is hollow and has an opening at the lower end, the hollow cross-sectional shape of the vertical rod 213 is circular, and the rest of the structure is the same as that of the first embodiment.

As shown in fig. 4, the positioning device 2142 includes a guide sleeve 21421, a locking bushing 21422 and a locking nut 21423, the guide sleeve 21421 is hollow and is coaxially disposed with the vertical rod 213, the upper end of the guide sleeve 21421 is fixedly connected with the vertical rod 213, the other end of the guide sleeve 21421 is provided with an external thread, the outer side of the guide sleeve 21421 is provided with the locking nut 21423, the upper half part of the inner hole of the locking nut 21423 is an internal thread corresponding to the thread of the guide sleeve 21421, and the lower half part of the inner hole of the locking nut 21423 is a tapered hole gradually reduced from top to bottom; a tapered, rotating body locking bushing 21422 is disposed between the guide sleeve 21421 and the locking nut 21423, and the locking bushing 21422 has at least one opening along an axial direction.

As shown in fig. 4, the straight rod 2141 passes through the locking nut 21423, the locking bushing 21422 and the guide sleeve 21421 into the vertical rod 213; the locking nut 21423 is screwed, the locking bush 21422 is in contact with the taper hole of the locking nut 21423 and the end face of the guide sleeve 21421, the opening of the locking bush 21422 becomes smaller gradually, and the locking bush 21422 embraces the straight rod 2141 and is locked.

EXAMPLE III

The positioning device 2142 in this embodiment is different from the first embodiment, a plurality of spherical positioning points 21411 are linearly disposed on the outer surface of the vertical rod 213, the positioning device 2142 is disposed with a spherical positioning element 21424, and the rest of the structure is the same as that of the first embodiment.

As shown in fig. 5, a quick-change connector type positioning device 2142 is disposed at the lower end of the vertical rod 213, the positioning element 21424 of the positioning device 2142 is a spherical part, the spherical positioning element 21424 is adapted to the spherical crown-shaped positioning point 21411 on the straight rod, the straight rod 2141 is adjusted to a suitable position, the quick-change connector type positioning device 2142 is driven by the spring and the annular slider, and the spherical positioning element 21424 enters the spherical crown-shaped positioning point 21411 to lock the straight rod 2141 to move.

Example four

The positioning device 2142 in this embodiment is different from the first embodiment in that the outer surface of the vertical rod 213 is linearly provided with a positioning point 21411 having a plurality of through holes, the positioning device 2142 is provided with a cylindrical positioning element 21424, and the rest of the structure is the same as that of the first embodiment.

As shown in fig. 6, the tubular part of the positioning device 2142 is fixed to the lower end of the vertical rod 213, and the tubular part of the positioning device 2142 is provided with a vertical axial hole for the cylindrical positioning element 21424 to pass through. The straight rod 2141 is sleeved in the vertical rod 213 through the tubular part of the positioning device 2142, the straight rod 2141 is provided with a through positioning point 21411, the straight rod 2141 is adjusted, the position of the positioning point 21411 is adjusted to be coaxial with the position of the hole on the tubular part of the positioning device 2142, the cylindrical positioning element 21424 is simultaneously inserted into the holes on the positioning point 21411 and the tubular part of the positioning device 2142, and the movement of the straight rod 2141 is locked.

As a specific embodiment, the cylindrical positioning element 21424 may be separate from the tubular part of the positioning device 2142, or may be disposed on the tubular part of the positioning device 2142 by other means.

EXAMPLE five

The connection manner of the movable extension part 22 and the bracket 21 in this embodiment is different from that in the first embodiment, and the rest of the structure is the same as that in the first embodiment.

As shown in fig. 9, the upper cross bar 211 and the lower cross bar 212 of the bracket 21 are hollow, two U-shaped straight sections of the movable lengthening part 22 are respectively sleeved in the hollow upper cross bar 211 and the hollow lower cross bar 212, and the U-shaped movable lengthening part 22 can linearly move along the axial direction of the upper cross bar 211 to adjust the length of the enclosure 2. As shown in fig. 9, the movable extension part 22 is hollow, the movable extension part 22 at the right side of the bracket 21 is sleeved in the upper cross bar 211 and the lower cross bar 212 of the bracket 21, and the movable extension part 22 at the left side of the bracket 21 is sleeved in the movable extension part 22 at the right side of the bracket 21.

As a specific embodiment, a new U-shaped extension part can be disposed on the side of the movable extension part 22 away from the bracket 21, and the U-shaped extension part is sleeved in the movable extension part 22 and moves along the axial direction of the upper cross bar 211. The mode can set up multistage increase portion in proper order for enclose and keep off 2 vertical shaft-like part intervals of placing and diminish, effectively prevent that the infant from climbing out or falling under the bed between the vertical shaft-like part of placing.

Further, the upper cross bar 211 or/and the lower cross bar 212 are provided with locking devices at both ends, and the locking devices can be of an eccentric wheel type or a screw fastening type or a positioning ball/column type.

As a specific implementation manner, when an eccentric wheel type locking device is adopted, the specific principle and structure are basically consistent with the structure of fig. 3 in the first embodiment.

As a specific implementation manner, when a screw fastening type locking device is adopted, the specific principle and structure are substantially the same as those of the structure of fig. 4 in the second embodiment.

As a specific implementation manner, when the locking device with positioning bead type positioning is adopted, the specific principle and structure are basically consistent with the structure of fig. 5 in the third embodiment.

As a specific implementation mode, when the locking device for positioning by the positioning ball column is adopted, the specific principle and the structure are basically consistent with the structure of FIG. 6 in the fourth embodiment.

EXAMPLE six

The supporting portion 1 in this embodiment is two independent rods or plates, and the rest of the structure is the same as that of the first embodiment.

The folding and storage of the support part 1 is achieved by two mutually independent rods or plates of the support part 1 using hinges 4 and locking mechanisms 3 as shown in fig. 9.

EXAMPLE seven

Compared with the first embodiment in which the supporting portion 1 is two independent rods or plates, the two independent rods or plates of the supporting portion 1 are fixedly connected to the movable lengthening portion 22, the enclosure 2 does not include the telescopic device 214, and the rest of the structure is the same as that of the first embodiment.

The support portion 1 of the present embodiment is folded by the hinge 4 and the lock mechanism 3 shown in fig. 9, and the movable extension portion 22 is stored by the stopper portion 23 shown in fig. 2.

Example eight

The bed fence of the embodiment also comprises a support part 1, a fence 2 and a locking mechanism 3; the supporting part 1 is arranged at the lower side of the enclosure 2, and the supporting part 1 can extend into the lower part of the mattress and is used for fixing the bed enclosure; the supporting part 1 is hinged with the enclosure 2, the locking mechanism 3 is arranged at the hinged position of the supporting part 1 and the enclosure 2, the locking mechanism 3 can limit the supporting part 1 and the enclosure 2 to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism 3 is unlocked, and the supporting part 1 and the enclosure 2 can be folded;

the main body of the enclosure 2 is a telescopic cloth sleeve, fixing columns are arranged at two ends of the enclosure, and when the bed enclosure is used, the telescopic cloth sleeve is stretched to a required length and is respectively locked with the fixing columns; when the bed fence is stored, the bed fence is unlocked, and the telescopic cloth cover is contracted into the fixing column.

Example nine

The utility model discloses another implementation mode of the bed fence, which comprises a supporting part 1, a fence 2 and a locking mechanism 3; the supporting part 1 is arranged at the lower side of the enclosure 2, and the supporting part 1 can extend into the lower part of the mattress and is used for fixing the bed enclosure; the supporting part 1 is hinged with the enclosure 2, the locking mechanism 3 is arranged at the hinged position of the supporting part 1 and the enclosure 2, the locking mechanism 3 can limit the supporting part 1 and the enclosure 2 to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism 3 is unlocked, and the supporting part 1 and the enclosure 2 can be folded;

the main body of the enclosure 2 is an inflatable device, and when the bed enclosure is used, the enclosure is inflated to achieve the required length and strength; when the bed fence is stored, the bed fence is deflated and the enclosure main body is folded.

Example ten

The bed fence of the embodiment also comprises a support part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the enclosure main body is formed by transversely and crossly splicing a plurality of layers of enclosure sheets, and when the bed enclosure is used, the enclosure sheets can be transversely pulled left and right to stretch the transverse length; when the bed fence is stored, the enclosing blocking pieces are pushed leftwards and rightwards to be spliced into a whole.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (23)

1. A bed fence is characterized by comprising a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the enclosure comprises a support and at least one movable lengthening part, and when the bed enclosure works, the movable lengthening part is opened, so that the length of the enclosure meets the use length; when the bed fence is stored, the movable lengthening part is contracted or folded.

2. The bed fence as claimed in claim 1 wherein the enclosure is further provided with a telescopic means and a locating means, the telescopic means being such that the height of the support and the movable elongate section in the vertical direction can be adjusted, the locating means locking when adjusted to the required height.

3. A bed rail as defined in claim 2 wherein the frame is provided with an upper rail, a lower rail and two uprights connected to form a square.

4. A bed rail as defined in claim 3 wherein the telescopic means comprises a straight rod; the lower ends of two vertical rods of the bracket are of hollow structures with downward openings, and the straight rod is sleeved in the vertical rods and can move up and down along the vertical rods; the positioning device locks or unlocks the positions of the straight rod and the vertical rod; the lower end of the straight rod is hinged with the supporting part.

5. A bed fence as defined in claim 4 wherein the locating means is an eccentric wheel arrangement.

6. A bed rail as claimed in claim 5 wherein a transition block is provided between the location means of the eccentric wheel arrangement and the straight bar.

7. A bed rail as claimed in claim 4 wherein the locating means comprises a guide sleeve, a locking bush and a locking nut, the locking bush being disposed between the guide sleeve and the locking nut; the straight rod penetrates through the locking nut, the locking bush and the guide sleeve to enter the vertical rod; and (4) screwing the locking nut, and tightly holding the straight rod by the locking bush to realize position locking.

8. The bed fence as claimed in claim 4, wherein the positioning device comprises a positioning element, the positioning element is cylindrical or spherical, the straight rod is provided with a plurality of positioning points along the vertical direction, and the positioning element can lock or unlock the position between the straight rod and the vertical rod by entering or leaving the positioning points.

9. The bed fence of claim 1 wherein the enclosure further comprises a restraint portion that defines the shelf and the movable enlarged portion as being planar when the bed fence is opened.

10. The bed fence as claimed in claim 9 wherein the bracket is hinged to the movable riser, the movable riser being horizontally tiltable about a hinged axis, and the stop is provided at the hinge of the bracket to the movable riser.

11. The bed fence of claim 9 wherein the restraint portion comprises a locating pin, a traction portion, and a button; the movable lengthening part is a hollow U-shaped pipe, the button is arranged in the middle of the U-shaped bottom of the movable lengthening part, the end part of the movable lengthening part is provided with a through hole for the positioning pin to pass through, and the support is provided with a corresponding hole at the position corresponding to the positioning pin in the unfolding state of the movable lengthening part; the button is connected with one end of the traction part, the other end of the traction part is connected with the positioning pin, the button is pressed to drive the traction part, and the traction part drives the positioning pin to move along the axial direction of the positioning pin.

12. A bed fence as defined in claim 3 wherein the movable riser is also provided with two transverse bars, upper and lower, which are fitted over the upper and lower transverse bars of the frame respectively, the movable riser being capable of linear movement along the upper and lower transverse bars.

13. A bed fence as defined in claim 3 wherein the movable lengthening part is also provided with two transverse bars, upper and lower, which are fitted over the upper and lower transverse bars of the frame, respectively, the movable lengthening part being capable of linear movement along the upper and lower transverse bars.

14. A bed rail as claimed in claim 1 in which there are two movable extensions, one on each side of the frame.

15. A bed rail as claimed in claim 1 wherein the support portion is U-shaped with the ends of the U-shaped opening being hingedly connected to the support.

16. The bed fence of claim 1 wherein the locking mechanism comprises a slider; the support is hinged with the supporting part through a hinge, the hinge comprises a first support leg and a second support leg, the first support leg is connected with the support, and the second support leg is connected with the supporting part; the hinged end of the first support leg is provided with a fixing groove, the second support leg is hollow, and the sliding block is positioned in the second support leg and can move along the extending direction of the second support leg; when the sliding block moves to be embedded into the fixing groove, the supporting portion and the support are locked, and when the sliding block moves away from the fixing groove, the supporting portion and the support are unlocked.

17. The bed fence of claim 16 wherein the locking mechanism further comprises an outer slide fixedly attached to the slide, the outer slide driving the slide to move.

18. A bed fence as defined in claim 17 wherein the locking mechanism further comprises a spring having one end fixed relative to the support portion and the other end abutting the slider and exerting a force on the slider directed in the direction of the bracket.

19. The bed fence as claimed in claim 1 further comprising a stabilizing portion, wherein the stabilizing portion comprises a connecting strip and a fixing piece, the connecting strip is connected to the lower cross bar or the supporting portion at one end, the other end of the connecting strip is connected to the fixing piece, the connecting strip passes through the bottom of the mattress during use, and the fixing piece is clamped at the joint of the mattress and the bed body at the opposite side of the enclosure.

20. The bed fence of claim 1 further comprising a containment sleeve.

21. A bed fence is characterized by comprising a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the main body of the enclosure is a telescopic cloth sleeve, fixing columns are arranged at two ends of the telescopic cloth sleeve, and when the bed enclosure is used, the telescopic cloth sleeve is stretched to a required length and is respectively locked with the fixing columns; when the bed fence is stored, the bed fence is unlocked, and the telescopic cloth cover is contracted into the fixing column.

22. A bed fence is characterized by comprising a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the main body of the enclosure is an inflatable device, and when the bed enclosure is used, the required length and strength are realized by inflation; when the bed fence is stored, the bed fence is deflated and the enclosure main body is folded.

23. A bed fence is characterized by comprising a supporting part, a fence and a locking mechanism; the supporting part is arranged at the lower side of the enclosure, and can extend into the lower part of the mattress and is used for fixing the bed fence; the supporting part is hinged with the enclosure, the locking mechanism is arranged at the hinged position of the supporting part and the enclosure, the locking mechanism can limit the supporting part and the enclosure to be vertically arranged when the bed enclosure works, when the bed enclosure is stored, the locking mechanism is unlocked, and the supporting part and the enclosure can be folded;

the main body of the enclosure is formed by transversely and crossly splicing a plurality of layers of enclosure separation blades, and when the bed enclosure is used, the enclosure separation blades can be transversely pulled left and right to stretch the transverse length; when the bed fence is stored, the enclosing blocking pieces are pushed leftwards and rightwards to be spliced into a whole.

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