A crib guardrail adjustment and fixing mechanism

CN224612268UActive Publication Date: 2026-08-11东营科技职业学院
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-08-13
Publication Date
2026-08-11

AI Technical Summary

Technical Problem

[0003]婴儿床护栏通过可升降的木质或金属挡杆构成防护结构,当婴幼儿翻身、爬动或四肢伸展致使肢体意外卡入护栏间隙时,婴幼儿因惊恐挣扎易导致挤压伤加重或扭动过程中与刚性挡杆摩擦造成皮肤撕裂,用户难以快速将被卡住的婴幼儿肢体取出,进而容易降低对婴幼儿的防护性能

Benefits of technology

1、通过设置定位组件,当婴幼儿的肢体被卡住时,用户能够快速移动挡杆,将婴幼儿的肢体取出,防止婴幼儿的肢体被长时间卡住而受伤,提升对婴幼儿的防护性能。

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Abstract

This utility model discloses an adjustable and fixed mechanism for a baby crib guardrail, including a guardrail frame. Multiple stops are slidably connected to the inner side of the guardrail frame. A positioning component for positioning the stops is provided at the bottom front of the guardrail frame. The positioning component includes a horizontal plate located at the bottom front of the guardrail frame. Sliding sleeves are fixedly connected to both sides of the bottom of the horizontal plate. Guide rods are fixedly connected to both sides of the bottom front of the guardrail frame, and the sliding sleeves are slidably fitted onto the outside of the guide rods. Multiple blocks for restricting the movement of the stops are fixedly connected to the back of the horizontal plate. By setting the positioning component, when an infant's limb is stuck, the user can quickly move the stops to remove the infant's limb, preventing the infant's limb from being stuck for a long time and causing injury, thus improving the protection performance for the infant.
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Description

Technical Field

[0001] This utility model relates to the field of baby crib guardrail technology, and in particular to a baby crib guardrail adjustment and fixing mechanism. Background Technology

[0002] As an essential safety feature for modern families, crib guardrails are receiving increasing attention from parents. They effectively protect babies from falls and other accidental injuries, creating a safe and comfortable space for them to grow up in.

[0003] Baby crib guardrails are constructed with adjustable wooden or metal bars to form a protective structure. When an infant rolls over, crawls, or stretches out their limbs, causing their limbs to accidentally get stuck in the gaps between the guardrails, the infant's struggles due to fear can easily aggravate crush injuries or cause skin tears due to friction with the rigid bars during twisting. It is difficult for users to quickly remove the stuck infant's limbs, which can easily reduce the protective performance of the infant. Utility Model Content

[0004] The purpose of this utility model is to address the shortcomings of existing technologies by proposing an adjustable and fixed mechanism for baby crib guardrails.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: A crib guardrail adjustment and fixing mechanism includes a guardrail frame, wherein multiple stops are slidably connected to the inner side of the guardrail frame; The bottom front of the rail frame is provided with a positioning component for positioning the stop bar; The positioning component includes a horizontal plate located at the bottom of the front of the frame. Sliding sleeves are fixedly connected to both sides of the bottom of the horizontal plate. Guide rods are fixedly connected to both sides of the bottom of the front of the frame. The sliding sleeves are slidably fitted onto the outside of the guide rods. Multiple blocks for limiting the movement of the stop rods are fixedly connected to the back of the horizontal plate.

[0006] By adopting the above technical solution and setting up a positioning component, when an infant rolls over or crawls in the crib and causes their limbs to get stuck, the user can quickly move the barrier to remove the infant's limbs, preventing the infant's limbs from being stuck for a long time and causing injury, thus improving the protection performance for infants.

[0007] Preferably, the top and bottom of the inner wall of the frame are provided with multiple sliding grooves, and the top and bottom of the stop bar are fixedly connected with sliders.

[0008] By adopting the above technical solution, when the stop bar moves, it can drive the slider to move in the slide groove, so that the stop bar can move horizontally along the direction of the slide groove inside the frame, thereby making it easier for users to quickly adjust the distance between two stop bars to increase.

[0009] Preferably, a support plate is fixedly connected to the front of the horizontal plate, a through groove is opened on one side of the support plate, a rotating rod is rotatably connected to the inside of the through groove, a rotating cylinder is fixedly connected to one end of the rotating rod, a first slot is opened through the top of the rotating cylinder, a second slot is opened through the outside of the rotating cylinder, the first slot and the second slot are connected, a positioning rod is fixedly connected to the bottom of the front of the frame, and a limiting block for cooperating with the first slot and the second slot is fixedly connected to one side of the positioning rod.

[0010] By adopting the above technical solution, when the user positions the guardrail, the rotating cylinder can be inserted on the outside of the positioning rod, and the limiting block can be inserted into the first slot. Then the rotating cylinder can be rotated so that the limiting block can be inserted into the second slot from the first slot. This helps to prevent the rotating cylinder, support plate, cross plate and guardrail from moving at will, and thus helps to ensure the stability of the guardrail when the guardrail is in normal use.

[0011] Preferably, the combined shape of the first slot and the second slot is L-shaped.

[0012] By adopting the above technical solution, when the user needs to ensure that the horizontal plate and the stop block will not move at will, the user can insert the rotating cylinder on the outside of the positioning rod and rotate the rotating cylinder so that the limiting block enters the inner side of the second slot. At this time, the rotating cylinder cannot fall off the outside of the positioning rod, thereby ensuring the stability of the rotating rod and the support plate. When the support plate is stable and will not move at will, the horizontal plate and the stop block will also not move at will.

[0013] Preferably, an installation ring is fixedly sleeved on the outer side of the rotating rod, and two slots are opened on the outer side of the installation ring. A sliding rod is fixedly connected to one side of the support plate, and a sliding ring is slidably sleeved on the outer side of the sliding rod. An insert plate for cooperating with the slot is fixedly connected to one side of the inner wall of the sliding ring.

[0014] By adopting the above technical solution, when the user inserts the insert plate into a slot, the rotating rod can be locked, so that the mounting ring, rotating rod and rotating cylinder cannot rotate at will, thereby further improving the overall stability of the guardrail.

[0015] Preferably, a spring is fixedly connected to one side of the support plate, and one end of the spring is fixedly connected to a slip ring.

[0016] By adopting the above technical solution, when the user presses the slip ring and moves it towards the support plate, the slip ring will compress the spring. When the user releases the slip ring, the compressed spring can rebound, thereby driving the slip ring and the insert plate to quickly reset and move, eliminating the need for the user to repeatedly move the slip ring, thus improving the user's adjustment efficiency.

[0017] Compared with the prior art, the beneficial effects of this utility model are as follows: 1. By setting up a positioning component, when an infant's limb is stuck, the user can quickly move the lever to remove the infant's limb, preventing the infant's limb from being stuck for a long time and causing injury, thus improving the protection performance for infants.

[0018] 2. By setting up a positioning rod, a limiting block, a support plate, a rotating rod, and a rotating cylinder, when the user positions the guardrail, the rotating cylinder can be inserted outside the positioning rod, and the limiting block can be inserted into the first slot. Then, the rotating cylinder can be rotated so that the limiting block moves from the first slot into the second slot. This helps to prevent the rotating cylinder, support plate, cross plate, and guardrail from moving arbitrarily, thus ensuring the stability of the guardrail during normal use.

[0019] 3. By setting up an installation ring, slip ring, insert plate, and slide bar, when the user inserts the insert plate into a slot, the rotating rod can be locked, preventing the installation ring, rotating rod, and rotating cylinder from rotating freely, thereby further improving the overall stability of the guardrail. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the overall structure of a baby crib guardrail adjustment and fixing mechanism proposed in this utility model; Figure 2 This is a schematic diagram of the connection structure between the stop bar and the slider of the baby crib guardrail adjustment and fixing mechanism proposed in this utility model; Figure 3 This is a schematic diagram of the connection structure between the railing frame and the positioning rod of a baby crib guardrail adjustment and fixing mechanism proposed in this utility model. Figure 4 This is a schematic diagram of the rotating rod and rotating cylinder structure of the baby crib guardrail adjustment and fixing mechanism proposed in this utility model.

[0021] In the diagram: 1. Frame; 2. Stop bar; 3. Positioning component; 31. Horizontal plate; 32. Stop block; 33. Guide rod; 34. Sliding sleeve; 35. Support plate; 36. Rotating rod; 37. Positioning rod; 38. Limiting block; 39. Rotating cylinder; 4. Sliding block; 5. Mounting ring; 6. Slip ring; 7. Sliding rod; 8. Spring; 9. Insert plate. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0023] Reference Figure 1 A crib guardrail adjustment and fixing mechanism includes a guardrail frame 1, and multiple guardrails 2 are slidably connected to the inner side of the guardrail frame 1; The bottom front of the frame 1 is provided with a positioning component 3 for positioning the stop bar 2; The positioning component 3 includes a horizontal plate 31, which is located at the bottom front of the frame 1. Sliding sleeves 34 are fixedly connected to both sides of the bottom of the horizontal plate 31. Guide rods 33 are fixedly connected to both sides of the bottom front of the frame 1. The sliding sleeves 34 are slidably sleeved on the outside of the guide rods 33. Multiple blocks 32 for restricting the movement of the stop bars 2 are fixedly connected to the back of the horizontal plate 31. When the infant rolls over and his / her limbs get stuck between the two stop bars 2, the user can quickly release the positioning of the stop bars 2 and push the stop bars 2 to move, preventing the infant's / her limbs from getting stuck between the two stop bars 2 for a long time and improving the protection performance for the infant.

[0024] Furthermore, refer to Figure 2 and Figure 3 It can be seen that multiple sliding grooves are provided at the top and bottom of the inner wall of the frame 1. The top and bottom of the stop bar 2 are fixedly connected to the slider 4. The slider 4 is slidably connected in the sliding groove. When the stop bar 2 moves, it can drive the slider 4 to move in the sliding groove, so that the stop bar 2 can move along the direction of the sliding groove.

[0025] Furthermore, refer to Figure 1 It can be seen that the distance between two adjacent stops 32 is equal to the length of the stop rod 2, so that when the stop rod 2 enters between the two stops 32, it can be positioned to ensure that the stop rod 2 can no longer sway along the direction of the slide.

[0026] Furthermore, refer to Figure 1 and Figure 3 It can be seen that threaded grooves are provided on both sides of the bottom of the frame 1, so that users can fix the frame 1 to the crib with external bolts.

[0027] Furthermore, refer to Figure 1 , Figure 3 and Figure 4 It can be seen that a support plate 35 is fixedly connected to the front of the horizontal plate 31. A through groove is opened through one side of the support plate 35. A rotating rod 36 is rotatably connected inside the through groove. A rotating cylinder 39 is fixedly connected to one end of the rotating rod 36. A first slot is opened through the top of the rotating cylinder 39. A second slot is opened through the outside of the rotating cylinder 39. The first slot and the second slot are connected. A positioning rod 37 is fixedly connected to the bottom of the front of the frame 1. A limiting block 38 is fixedly connected to one side of the positioning rod 37 for cooperating with the first slot and the second slot, so as to prevent the sliding sleeve 34 from falling off the outside of the guide rod 33 at will, and also to prevent the horizontal plate 31 from falling and moving at will.

[0028] Furthermore, refer to Figure 4It can be seen that the combined shape of the first slot and the second slot is L-shaped, so that when the rotating cylinder 39 is inserted on the outside of the positioning rod 37, the limiting block 38 can first enter the inside of the first slot. When the rotating cylinder 39 rotates a certain angle, the limiting block 38 enters the inside of the second slot. At this time, due to the obstruction of the limiting block 38, the rotating cylinder 39 cannot fall off the positioning rod 37, thereby ensuring the stability of the rotating rod 36, the support plate 35 and the cross plate 31.

[0029] Furthermore, refer to Figure 4 It can be seen that a ball bearing is installed in the through groove, and the rotating rod 36 is rotatably connected to the through groove through the ball bearing, which helps to ensure the stability of the rotating rod 36 when it rotates.

[0030] Furthermore, refer to Figure 4 It is known that a knob is fixedly connected to the other end of the rotating rod 36. The knob has anti-slip texture on the outside to increase the friction between the knob and the user's hand and prevent the user from slipping when rotating the rotating rod 36.

[0031] Furthermore, refer to Figure 4 It can be seen that the outer side of the rotating rod 36 is fixedly fitted with an installation ring 5, and two slots are opened on the outer side of the installation ring 5. A slide rod 7 is fixedly connected to one side of the support plate 35, and a slide ring 6 is slidably fitted on the outer side of the slide rod 7. A plug plate 9 for cooperating with the slot is fixedly connected to one side of the inner wall of the slide ring 6, so as to lock the rotating rod 36 and prevent the rotating rod 36 from rotating at will.

[0032] Furthermore, refer to Figure 4 It can be seen that a spring 8 is fixedly connected to one side of the support plate 35, and one end of the spring 8 is fixedly connected to the slip ring 6, so as to prevent the slip ring 6 from moving at will.

[0033] Furthermore, refer to Figure 4 It can be seen that a fixing plate is fixedly connected to the end of the slide rod 7 away from the support plate 35 to prevent the slip ring 6 from falling off, so as to ensure that the slip ring 6 can only slide on the outside of the slide rod 7 and prevent the slip ring 6 from falling off the outside of the slide rod 7.

[0034] In this utility model, when a guardrail is needed, the user can fix the guardrail frame 1 to the crib by using the external bolts and threaded grooves. When the infant rolls over or crawls in the crib and his / her limbs are stuck by the stop bar 2, the user can press the slip ring 6 to move the insert plate 9 and squeeze the spring 8, thereby moving the insert plate 9 out of one of the slots. Then, rotate the rotating rod 36 to drive the rotating cylinder 39 and the mounting ring 5 to rotate, so that the limiting block 38 enters the first slot from the second slot. Then, release the slip ring 6 to make the squeezed spring 8 rebound, and drive the slip ring 6 and the insert plate 9 to move away from the support plate 35 until the insert plate 9 is inserted into another slot. Next, the user can pull the support plate 35. The movement of the support plate 35 can drive the rotating rod 36, the rotating cylinder 39 and the horizontal plate 31 to move, so that the rotating cylinder 39 moves down from the outside of the positioning rod 37, and the limiting block 38 also moves out of the first slot. When the horizontal plate 31 moves, it can drive the stop block 32 and the sliding sleeve 34 to move, so that the user can remove the horizontal plate 31, the stop block 32 and the sliding sleeve 34, release the positioning of the stop rod 2, and then the user can quickly push the stop rod 2 to move and remove the limb of the infant that is stuck.

[0035] In this utility model, the installation, connection or setting methods of all the components mentioned above are common mechanical methods, and the specific structure, model and coefficient index of all the components are their own technologies, which can be implemented by "those skilled in the art". As long as the beneficial effect can be achieved, it can be implemented, so it will not be elaborated further.

[0036] The above embodiments are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above embodiments. Any changes, modifications, substitutions, combinations, or simplifications made without departing from the spirit and principle of the present utility model shall be considered equivalent substitutions and shall be included within the protection scope of the present utility model.

[0037] In this utility model, unless otherwise stated, directional terms such as "up, down, left, right, front, back, inside, outside, and vertical and horizontal" in the terminology only represent the orientation of the term in its conventional use or are common names understood by those skilled in the art, and should not be regarded as limitations on the term. At the same time, numerals such as "first," "second," and "third" do not represent specific quantities or orders, but are only used to distinguish names. Moreover, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a series of elements includes not only those elements, but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

Claims

1. A crib guardrail adjustment and fixing mechanism, comprising a guardrail frame (1), characterized in that, Multiple stops (2) are slidably connected to the inner side of the frame (1); The bottom front of the frame (1) is provided with a positioning component (3) for positioning the stop bar (2); The positioning component (3) includes a horizontal plate (31), which is located at the bottom front of the frame (1). Sliding sleeves (34) are fixedly connected to both sides of the bottom of the horizontal plate (31). Guide rods (33) are fixedly connected to both sides of the bottom front of the frame (1). The sliding sleeves (34) are slidably sleeved on the outside of the guide rods (33). Multiple blocks (32) for restricting the movement of the stop bar (2) are fixedly connected to the back of the horizontal plate (31).

2. The baby crib guardrail adjustment and fixing mechanism according to claim 1, characterized in that, The inner wall of the frame (1) is provided with multiple sliding grooves at the top and bottom, and the top and bottom of the stop bar (2) are fixedly connected with sliders (4).

3. The crib guardrail adjustment and fixing mechanism according to claim 2, characterized in that, A support plate (35) is fixedly connected to the front of the horizontal plate (31). A through slot is opened through one side of the support plate (35). A rotating rod (36) is rotatably connected inside the through slot. A rotating cylinder (39) is fixedly connected to one end of the rotating rod (36). A first slot is opened through the top of the rotating cylinder (39). A second slot is opened through the outside of the rotating cylinder (39). The first slot and the second slot are connected. A positioning rod (37) is fixedly connected to the bottom of the front of the frame (1). A limiting block (38) for cooperating with the first slot and the second slot is fixedly connected to one side of the positioning rod (37).

4. The crib guardrail adjustment and fixing mechanism according to claim 3, characterized in that, The combined shape of the first slot and the second slot is L-shaped.

5. The baby crib guardrail adjustment and fixing mechanism according to claim 4, characterized in that, The rotating rod (36) is fixedly fitted with an installation ring (5) on the outside. Two slots are opened on the outside of the installation ring (5). A sliding rod (7) is fixedly connected to one side of the support plate (35). A sliding ring (6) is slidably fitted on the outside of the sliding rod (7). A plug plate (9) for cooperating with the slot is fixedly connected to one side of the inner wall of the sliding ring (6).

6. The baby crib guardrail adjustment and fixing mechanism according to claim 5, characterized in that, A spring (8) is fixedly connected to one side of the support plate (35), and one end of the spring (8) is fixedly connected to the slip ring (6).