CN211095460U

CN211095460U - Double-locking child bed guardrail mechanism

Info

Publication number: CN211095460U
Application number: CN201921492790.4U
Authority: CN
Inventors: 孙澎; 陈建彬
Original assignee: Nanjing Huarui Medical Apparatus Co ltd
Current assignee: Nanjing Huarui Medical Apparatus Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-07-28
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a double-locking crib guardrail mechanism, crib include the bedstead, fix the bed board on the bedstead and be located the vertical guide post of bed board four corners position, fixed guardrail is installed to two short avris of bedstead, and adjustable guardrail is installed to its two long avris, and locking mechanical system unblock process moves the attacker to the dog side, sleeve subassembly drive sliding block walks around the dog, the sliding block is located the top of dog, pulls the attacker to the outside, sleeve subassembly drive inserted bar axial retreat, makes the inserted bar break away from the sliding groove hole, and locking mechanical system realizes the unblock, and adjustable guardrail carries out upper and lower displacement; and in the locking process of the locking mechanism, after the adjustable guardrail is positioned, the buckle handle is loosened, the inserted bar is ejected forwards under the action of the pressure spring to the chute hole for positioning, and the tension spring drives the sleeve assembly and the buckle handle to return to the flat covering state for locking. The utility model discloses a set up two locking mechanical system, improved the security and the reliability of crib.

Description

Double-locking child bed guardrail mechanism

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to crib guardrail mechanism of double-locking.

Background

Because of the characteristics of children and children with poor automatic control capability, a plurality of hospitals are provided with child wards independently at present. The most important facility in a child ward is a child bed. In the process of actually using the child sickbed, the hidden trouble that the child falls off from the sickbed due to misoperation still exists. The locking mechanism of the guardrail in the current common child sickbed has the following two principles and structural types no matter how the shape is changed: a turnover locking mechanism of the guardrail and a handle type locking mechanism of the guardrail; when the handle is pulled by the turnover type locking mechanism of the guardrail to unlock the guardrail and adjust the guardrail to a proper position up and down, the turnover type handle is loosened, the handle drives the connected long rod to rotate, and the rod mechanism rotates to clamp the stop block in the groove to lock the guardrail; the handle type locking mechanism of the guardrail respectively grips the handle type handles with two hands to unlock the guardrail and adjust the guardrail to a proper position up and down, and the handle type handles are loosened to drive the bolts at two ends connected inside the guardrail to be inserted into the round holes in the slots so as to lock the guardrail; the common disadvantage of the two child bed locking mechanisms is that children on a sickbed are difficult to play with the guardrail handle due to skin adjustment, mobility or curiosity, or accidentally unlock the guardrail, so that the guardrail falls down to cause the children to fall off, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The purpose of the invention is as follows: the utility model aims to provide a crib guardrail mechanism of double-locking to prior art's is not enough, and this crib guardrail structure's among the real novel locking device adopts double-locking mechanism, and the risk that greatly reduced guardrail drops effectively prevents that the infant from meeting accident.

The technical scheme is as follows: the utility model relates to a crib guardrail mechanism of double-locking, crib include the bedstead, fix the bed board on the bedstead and be located the vertical guide post of bed board four corners position, fixed guardrail is installed to two short avris sides of bedstead, and adjustable guardrail is installed to its two long avris sides, and the two guide post opposite flank that are located the long avris are equipped with the spout respectively along its length direction, the both ends of the horizontal pole that adjustable guardrail is located the bottom are stretched into the spout respectively, the top of the vertical pole of adjustable guardrail is passed through the connecting piece and is connected integratively, the both ends of connecting piece are buckled downwards respectively, and the department of buckling is equipped with the slide bar respectively, the slide bar stretches into the spout, slide bar and horizontal pole make adjustable guardrail reciprocate in the spout;

the upper surfaces of two ends of the connecting piece are respectively provided with a locking mechanism, and the locking mechanism comprises a supporting assembly, an inserting rod, a pressure spring, a sleeve assembly, a buckle and a tension spring; the support component is a fixed plate fixed on the connecting piece, two sets of ear plates are vertically arranged above the support component, each set of ear plates is provided with a through hole, the inserted bar sequentially passes through the through holes on each set of ear plates, wherein the two sets of ear plates are positioned at the outer end of the support rod piece, a pressure spring is arranged on the inserted bar positioned in the middle of the two sets of ear plates in a penetrating way, a snap ring is fixed on the inserted bar positioned at the ear plate outside the pressure spring, the other ear plate is positioned at the inner end of the support component, a sleeve component is sleeved on the inserted bar positioned at the outer side of the other ear plate, a limiting plate and a positioning plate are respectively fixed at the two ends of the sleeve component, the limiting plate is tightly attached to the ear plates, a sliding block is arranged at one side of the bottom of the limiting plate, a limiting device is arranged at the other side of the support component, a sleeve, a tension spring is arranged between the sleeve hook and the support hook, an opening is formed in the support component below the sleeve component, the handle penetrates through the opening to be connected with the sleeve component, a plurality of sliding groove holes are symmetrically formed in the sliding grooves on the two same sides, and the insertion rod is inserted into the sliding groove holes to be locked and positioned;

in the unlocking process of the locking mechanism, the locking handle is moved to the side of the stop block, the sleeve assembly drives the sliding block to bypass the stop block, the sliding block is positioned above the stop block, the locking handle is pulled outwards, the sleeve assembly drives the insertion rod to axially retreat so that the insertion rod is separated from the sliding groove hole, the locking mechanism realizes unlocking, and the adjustable guardrail moves up and down; and in the locking process of the locking mechanism, after the adjustable guardrail is positioned, the buckle handle is loosened, the inserted bar is ejected forwards under the action of the pressure spring to the chute hole for positioning, and the tension spring drives the sleeve assembly and the buckle handle to return to the flat covering state for locking.

Preferably, stop device on the thimble assembly is for setting up two stoppers that protrude on the limiting plate and being fixed in the spacing post on the otic placode, spacing post is located between two stoppers, prescribes a limit to the rotation of limiting plate, and the interval between two stoppers is attacker unblock pivoted distance, and the position of attacker when a stopper restriction locking, the biggest turned angle of attacker when another stopper restriction unblock.

Preferably, the free ends of the sleeve assembly and the inserted rod are provided with a baffle plate and a locking bolt; the free end of the inserted bar is internally provided with a bolt hole, the blocking piece is sleeved on the inserted bar and is rotated into the bolt hole through a locking bolt to lock the sleeve pipe assembly.

Preferably, when the snap ring is tightly attached to the adjacent ear plate, the inserted link extends into the sliding groove hole, and when the locking is performed, the pressure spring drives the inserted link to jack into the sliding groove hole through the snap ring.

Preferably, the bottom of the sliding block on the limiting plate is a slope structure inclining upwards from outside to inside, the stop block is a cuboid structure installed along the edge of the supporting component, the outermost side corner of the stop block is provided with an inclined plane with the same inclination as the sliding block, and during unlocking, the sliding block moves to slide on the inclined plane on the stop block.

Preferably, the buckling handle is of a plate-shaped structure with an L-shaped section, the transverse plate is connected with the sleeve pipe assembly through a screw assembly, the vertical plate penetrates through an opening in the supporting assembly and extends downwards, a plurality of groups of protruding screw holes are formed in the bottom of the sleeve pipe assembly, round holes are formed in the transverse plate and in positions corresponding to the screw holes, the screw assembly comprises a plurality of screws, and the buckling handle penetrates through the transverse plate and the screw holes in the sleeve pipe assembly through the screws and is connected with the sleeve pipe assembly.

Preferably, the opening on the supporting component is a square opening, the innermost handle side is used as an opening starting side, the length of the opening is larger than that of the handle in the opening, the handle is tightly attached to one side of the opening during locking, and the handle rotates to the other side and moves towards the outer end of the opening during unlocking.

Preferably, the bottom of the vertical plate of the support assembly, which is located on the handle, is provided with an outward-tilted handle.

Preferably, the connector corresponding to the opening on the sleeve assembly is provided with an opening with the same size.

Preferably, an isolation plate is arranged on the adjustable guardrail corresponding to the buckle, the buckle rotates outwards when unlocked, and the isolation plate is located on the inner side of the buckle.

Has the advantages that: (1) the unlocking of the locking mechanism of the utility model can be realized through 2 steps, during the unlocking, the first step is to move the locking handle to the side of the stop block, the sleeve component drives the sliding block to bypass the stop block, and the sliding block is positioned above the stop block; secondly, pulling the handle outwards, driving the inserting rod to axially retreat by the sleeve assembly, separating the inserting rod from the sliding groove hole, unlocking the locking mechanism and adjusting the guardrail to move up and down; in the locking process of the locking mechanism, after the adjustable guardrail is positioned, the buckle handle is loosened, the inserted bar is ejected forwards to the chute hole under the action of the pressure spring for positioning, and the tension spring drives the sleeve assembly and the buckle handle to return to a flat covering state for locking; the unlocking of the utility model is two fixed steps, and the unlocking can be carried out only by using the correct sequence, therefore, the probability of accidental unlocking of children to the crib is lower, thereby improving the safety and reliability of the crib;

(2) the utility model discloses an install two locking mechanical system on same adjustable guardrail, greatly reduced the risk that adjustable guardrail drops, effectively prevented children's accident from taking place.

Drawings

Fig. 1 is a schematic view of the installation of the utility model on a child bed;

FIG. 2 is a schematic view of the installation of the present invention on a single crib guard;

fig. 3 is a schematic structural diagram of the locking mechanism of the present invention;

FIG. 4 is an enlarged schematic view of the cannula assembly of FIG. 3;

fig. 5 is a rear view of the locking mechanism of the present invention;

FIG. 6 is an enlarged schematic view of the cannula assembly of FIG. 5;

fig. 7 is an enlarged schematic view of the tension spring of the present invention.

In the figure, 1-support component, 2-fastener, 3-baffle, 4-sleeve component, 5-screw component, 6-inserted rod, 7-pressure spring, 8-stop block, 9-tension spring, 10-isolation plate, 11-sliding block, 12-limiting block, 13-limiting column, 14-support hook, 15-sleeve hook and 16-break hand.

Detailed Description

The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.

Example (b): a double-locking crib guardrail mechanism is shown in an attached figure 1, and a crib comprises a bedstead, a bed board fixed on the bedstead and vertical guide posts located at four corners of the bed board, wherein fixed guardrails are installed on two short side sides of the bedstead, adjustable guardrails are installed on two long side sides of the bedstead, sliding grooves are respectively formed in opposite side surfaces of the two guide posts located on the long side sides along the length direction of the guide posts, two ends of a cross rod of the adjustable guardrail located at the bottom respectively extend into the sliding grooves, the tops of vertical rods of the adjustable guardrails are connected into a whole through connecting pieces, two ends of the connecting pieces are respectively bent downwards, sliding rods are respectively arranged at the bending positions and extend into the sliding grooves, and the adjustable guardrails can move up and down in the sliding grooves through;

as shown in fig. 2, the upper surfaces of the two ends of the connector are respectively provided with a locking mechanism, as shown in fig. 3, the locking mechanism comprises a support assembly 1, an insertion rod 6, a pressure spring 7, a sleeve assembly 4, a handle 2 and a tension spring 9; the supporting component 1 is a fixed plate fixed on a connecting piece, two groups of ear plates are vertically arranged above the supporting component 1, each group of ear plates is provided with a through hole, the inserted link 6 is of a cylindrical structure, the inserted link 6 sequentially penetrates through the through holes on each group of ear plates, wherein the two groups of ear plates are positioned at the outer ends of the supporting rod piece, a pressure spring 7 is arranged on the inserted link 6 in the middle of the inserted link in a penetrating way, a snap ring is fixed on the inserted link 6 at the ear plate outside the pressure spring 7, the other ear plate is positioned at the inner end of the supporting component 1, a sleeve component 4 is sleeved on the inserted link outside the other ear plate, and a separation blade 3 and a locking bolt are arranged at the free ends of the sleeve component 4 and the; a bolt hole is formed in the free end of the inserted rod 6, the baffle plate 3 is sleeved on the inserted rod 6 and is rotated into the bolt hole through a locking bolt to lock the sleeve component 4; a limiting plate and a positioning plate are respectively fixed at two ends of the sleeve assembly 4, the limiting plate is tightly attached to the ear plate, a sliding block 11 is arranged at one side of the bottom of the limiting plate, a limiting device is arranged at the other side of the bottom of the limiting plate, as shown in figure 4, the bottom of the sliding block 11 on the limiting plate is of a slope structure which inclines upwards from outside to inside,

the special handle assembly comprises a support assembly 1, a stop block 8, a sleeve pipe assembly, a positioning plate 12, a positioning hook 14, a tension spring 9, a screw hole assembly 1, a sleeve hook 15, a support assembly 354, a lateral opening of the sleeve pipe assembly 352, a vertical opening of the sleeve pipe assembly 352, a lateral opening of the sleeve pipe assembly 352, a vertical opening of the sleeve pipe assembly 352, a lateral opening of the sleeve pipe assembly, a lateral opening of the sleeve pipe assembly 352, a lateral opening of the sleeve pipe assembly, a lateral opening of a lateral opening.

The utility model discloses a be equipped with locking mechanical system respectively at same adjustable guardrail top both ends, realize that double-locking structure locks, when the position of adjustable guardrail needs to be adjusted, unblock in advance, the unblock divide into two steps: firstly, pulling a handle outwards by two hands to move the handle 2 to the side of a stop block 8, driving a sliding block 11 to bypass the stop block 8 by the sleeve assembly 4, and positioning the sliding block 11 above the stop block 8; secondly, pulling the handle 2 outwards, driving the inserting rod 6 to axially retreat by the sleeve pipe assembly 4, enabling the head of the inserting rod 6 to contract and separate from the sliding groove hole, unlocking the locking mechanism and adjusting the guardrail to move up and down; locking mechanical system locking process, adjustable guardrail location back, unclamp the attacker 2, inserted bar 6 is ejecting forward under the effect of pressure spring 7 and is fixed a position to the spout downthehole, and the sliding block is hugged closely with the otic placode this moment, extension spring 9 drives thimble assembly 4 and attacker 2 return and lock to the state of covering flatly.

Locking mechanical system's locking must just can the unblock through 2 correctly steps, has avoided children's unexpected unblock, has guaranteed the security and the reliability of crib.

As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A double-locking crib guardrail mechanism comprises a bedstead, a bed plate fixed on the bedstead and vertical guide posts positioned at four corners of the bed plate, wherein fixed guardrails are arranged on two short sides of the bedstead, adjustable guardrails are arranged on two long sides of the bedstead, sliding grooves are respectively formed in opposite side surfaces of the two guide posts positioned on the long sides along the length direction of the guide posts, two ends of a cross rod of each adjustable guardrail positioned at the bottom respectively extend into the sliding grooves, the tops of the vertical rods of the adjustable guardrails are connected into a whole through connecting pieces, two ends of each connecting piece are respectively bent downwards, sliding rods are respectively arranged at the bent positions and extend into the sliding grooves, and the adjustable guardrails can move up and down in the sliding grooves through the sliding rods and the cross rods;

the device is characterized in that locking mechanisms are respectively arranged on the upper surfaces of two ends of the connecting piece, and each locking mechanism comprises a supporting assembly, an inserting rod, a pressure spring, a sleeve assembly, a buckle handle and a tension spring; the support component is a fixed plate fixed on the connecting piece, two sets of ear plates are vertically arranged above the support component, each set of ear plates is provided with a through hole, the inserted bar sequentially passes through the through holes on each set of ear plates, wherein the two sets of ear plates are positioned at the outer end of the support rod piece, a pressure spring is arranged on the inserted bar positioned in the middle of the two sets of ear plates in a penetrating way, a snap ring is fixed on the inserted bar positioned at the ear plate outside the pressure spring, the other ear plate is positioned at the inner end of the support component, a sleeve component is sleeved on the inserted bar positioned at the outer side of the other ear plate, a limiting plate and a positioning plate are respectively fixed at the two ends of the sleeve component, the limiting plate is tightly attached to the ear plates, a sliding block is arranged at one side of the bottom of the limiting plate, a limiting device is arranged at the other side of the support component, a sleeve, a tension spring is arranged between the sleeve hook and the support hook, an opening is formed in the support component below the sleeve component, the handle penetrates through the opening to be connected with the sleeve component, a plurality of sliding groove holes are symmetrically formed in the sliding grooves on the two same sides, and the insertion rod is inserted into the sliding groove holes to be locked and positioned;

2. The double-locking crib guard rail mechanism according to claim 1, wherein the limiting device on the sleeve assembly is two limiting blocks protruding from the limiting plate and a limiting post fixed on the ear plate, the limiting post is located between the two limiting blocks to limit the rotation of the limiting plate, the distance between the two limiting blocks is the distance for the locking button to unlock the rotation, one limiting block limits the position of the locking button, and the other limiting block limits the maximum rotation angle of the locking button.

3. A double-locking cot guardrail mechanism according to claim 1 wherein the sleeve assembly and the free end of the inserted bar are fitted with a stop and a locking bolt; the free end of the inserted bar is internally provided with a bolt hole, the blocking piece is sleeved on the inserted bar and is rotated into the bolt hole through a locking bolt to lock the sleeve pipe assembly.

4. A double-locking crib guard rail mechanism according to claim 1, characterized in that when the snap ring is tightly attached to the adjacent ear plate, the inserted link is extended into the sliding slot hole, and when locked, the pressure spring drives the inserted link to be pushed into the sliding slot hole through the snap ring.

5. The double-locking crib guardrail mechanism according to claim 1, wherein the bottom of the sliding block on the limiting plate is a slope structure inclining upwards from outside to inside, the stop block is a cuboid structure installed along the edge of the supporting component, the outermost side corner of the stop block is provided with an inclined plane with the same inclination as the sliding block, and when the sliding block is unlocked, the sliding block moves to the inclined plane on the stop block to slide.

6. A double locking cot guardrail mechanism according to claim 1 wherein the catcher is a plate-like structure having a section of L type structure, the transverse plate is connected to the sleeve assembly by a screw assembly, the vertical plate passes through the opening of the support assembly and extends downward, the bottom of the sleeve assembly is provided with a plurality of sets of protruding screw holes, the transverse plate is provided with round holes corresponding to the screw holes, the screw assembly comprises a plurality of screws, and the catcher is connected to the sleeve assembly by passing through the screw holes of the transverse plate and the sleeve assembly by screws.

7. A double-locking crib guard rail mechanism according to claim 6, characterised in that the opening in the support member is a square opening with the innermost handle side as the starting side of the opening, the length of the opening being greater than the length of the handle in the opening, the handle clinging to one side of the opening when locked and rotating to the other side when unlocked and moving towards the outer end of the opening.

8. A double-locking cot guardrail mechanism according to claim 6 wherein the bottom of the vertical plate of the support assembly on which the clasps are located is provided with outwardly turned arms.

9. A double locking cot guardrail mechanism according to claim 1 wherein the connector corresponding to the opening in the sleeve assembly defines an opening of the same size.

10. A double-locking cot guardrail mechanism according to claim 1 wherein a baffle is provided on the adjustable guardrail corresponding to the clasps, the clasps rotating outwardly when unlocked, the baffle being located inside the clasps.