Operating table with stable adjusting structure

Abstract

The utility model relates to the technical field of operating tables, and discloses an operating table with a stable adjusting structure, which comprises an operating table body, the operating table body is connected with an up-and-down swinging mechanism, the free end of the up-and-down swinging mechanism is connected with a pillow frame, the pillow frame is connected with a headrest in a sliding manner, and a head ring is arranged on the pillow surface of the headrest. Height adjusting mechanisms are connected to the two sides of the pillow frame in a sliding mode, a positioning head is connected to one height adjusting mechanism, a clamping mechanism is connected to the other height adjusting mechanism, and the positioning head and the clamping mechanism are oppositely arranged on the two sides of the head ring. The problems that in the prior art, the adaptability to head shapes of different patients is low are solved, the extending length of the clamping mechanism can be adjusted, the stress condition of all points of the clamping mechanism is balanced, adjustment is stable, and the comfort degree is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to operating table technical field more specifically, it relates to a kind of operating table with stable adjusting structure. BACKGROUND

[0002] Operating bed is the equipment commonly used in medical institutions, patients lie on operating bed when doing operation, and operating bed is used to provide support to patients, and the body position of patient is adjusted according to the need of operation operation, so as to provide wider operating space for doctors. When doing head operation, the patient usually needs a dedicated adjusting mechanism to fix and support the head of the patient and adjust the posture.

[0003] The Chinese invention patent with application number 202410578261.5 discloses a surgical bed lifting and inclination angle adjusting structure, which uses a double-sided clamping structure to fix the head of the patient, and the fixing effect is stable. However, the size of the two clamps is fixed, and the adaptability to different head shapes of patients is low, which may cause insufficient comfort. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model aims to provide an operating table with stable adjusting structure and high comfort.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] An operating table with stable adjusting structure, comprising an operating table body, an up-down swinging mechanism connected to the operating table body, a free end of the up-down swinging mechanism connected to a pillow frame, a headrest slidingly connected to the pillow frame, a head ring opened on the pillow surface of the headrest, a height adjusting mechanism slidingly connected to both sides of the pillow frame, a positioning head connected to one of the height adjusting mechanisms, and a clamping mechanism connected to the other height adjusting mechanism, the positioning head and the clamping mechanism being oppositely arranged on both sides of the head ring.

[0007] The utility model is further provided as follows: the clamping mechanism comprises a connecting head, the connecting head is fixed on the output shaft of the height adjusting mechanism, a screw is threadedly connected in the connecting head, a gear is installed on the screw, a tapping rod is slidingly connected to one end of the connecting head away from the height adjusting mechanism, the tapping rod is arc-shaped, the outer wall of the tapping rod is connected to the connecting head, a plurality of teeth are arranged on the outer wall of the tapping rod, the teeth are engaged with the gear, and abutting heads are fixed to both ends of the tapping rod away from the height adjusting mechanism.

[0008] The utility model further sets up: the height adjusting mechanism includes adjusting groove, adjusting groove is arranged in the side of pillow frame along the longitudinal direction, the locking screw is slidably connected in adjusting groove, the locking screw is slidably connected with connecting rod on it, the locking screw is pressed connecting rod on adjusting groove.

[0009] The utility model further sets up: the connecting rod sets up along the vertical direction, the top end of connecting rod is connected with adapter block, the adapter block is rotatably connected with internal thread sleeve, the internal thread sleeve is internally threadedly connected with screw two, screw two is slidably connected with connecting rod, and one end of screw two points to headrest and is connected with positioning head and clamping mechanism correspondingly.

[0010] The utility model further sets up: the headrest includes sliding pad, the pillow frame is set with slide groove, the slide groove is rotatably connected with screw one, and screw one sets up along the longitudinal direction, the sliding pad is threadedly connected with screw one, the sliding pad can slide along the slide groove, the sliding pad is provided with pillow pad, and the head ring sets up on pillow pad.

[0011] The utility model further sets up: the up-and-down swing mechanism includes ratchet wheel, the ratchet wheel is fixed below operating table body, the pillow frame is set with accommodating groove, the accommodating groove is slidably connected with pawl, the accommodating groove is installed with spring, one end of spring is fixed in the groove bottom of accommodating groove, the other end of spring is connected with pawl, the spring pushes pawl and ratchet wheel and is clamped, and the flat jaw surface of pawl sets up in the lower side.

[0012] The utility model has the advantages of:

[0013] The clamping mechanism's branch rod sets up arc, and can rotate around the axis on the connecting head, and the arc outer wall of branch rod is arranged with gear teeth, and the connecting head is rotatably installed with gear, and the connecting head is threadedly connected with screw, and the gear is installed on the screw, and rotating the screw can drive the gear to rotate synchronously, thereby driving the branch rod to rotate through a certain angle, so that the length of the two ends of the branch rod is not the same, and the length can be flexibly adjusted according to the actual use, so as to adapt to the situation that the head type of different patients is different and the stable fulcrum changes, thereby sharing the pressure on the different abutting heads, improving the comfort, and ensuring the stability of the head fixation of the patient. ACCURACY OF DRAWINGS

[0014] Figure 1 It is an embodiment structure schematic view of the utility model;

[0015] Figure 2 It is along Figure 1 It is the A-A line section view shown in the figure;

[0016] Figure 3 It is the headrest structure schematic view of the utility model;

[0017] Figure 4 For Figure 1 The B part enlarged view shown in figure 1 is shown in figure 1.

[0018] Figure 5 For Figure 1 The C part enlarged view shown in figure 1 is shown in figure 1.

[0019] Figure 6 The D-D line section view shown in figure 1 is shown in figure 1. Figure 3

[0020] The E-E line section view shown in figure 1 is shown in figure 1. Figure 7 Figure 3

[0021] Figure: 1, operating table body; 2, headrest; 21, sliding pad; 22, pillow pad; 23, head ring; 3, pillow frame; 31, containing groove; 32, sliding groove; 4, up and down swing mechanism; 41, ratchet; 42, pawl; 43, spring; 5, screw one; 6, height adjusting mechanism; 61, adjusting groove; 62, connecting rod; 63, locking screw; 64, adapter block; 65, internally threaded sleeve; 66, screw two; 7, positioning head; 8, clamping mechanism; 81, connecting head; 82, screw; 83, gear; 84, tapping rod; 85, abutting head. DETAILED DESCRIPTION

[0022] It should be noted that the embodiments and features in the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0023] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art of the technology described in the present application.

[0024] In the present application, unless otherwise specified, the directions used such as "up, down" are generally with respect to the directions shown in the drawings, or with respect to the vertical, perpendicular or gravitational directions; similarly, for the convenience of understanding and description, "left, right" are generally with respect to the left and right shown in the drawings; "inner, outer" refer to the inner and outer with respect to the contour of each component itself, but the above directional words are not used to limit the present application.

[0025] Please refer to Figures 1-7 The present application provides the following technical solutions:

[0026] An operating table with stable adjusting structure, comprising an operating table body 1, an up and down swing mechanism 4 connected to the operating table body 1, a pillow frame 3 connected to the free end of the up and down swing mechanism 4, and a headrest 2 slidingly connected to the pillow frame 3, the up and down swing mechanism 4 can drive the headrest 2 to swing in the vertical direction, adjusting the angle of the patient's head lifting.​​

[0027] The headrest 2 is provided with a head ring 23 on the pillow surface, and the patient's head is placed on the head ring 23, so that the head is not easy to slide and the fixing effect is better; the height adjusting mechanism 6 is slidably connected to the two sides of the pillow frame 3, the positioning head 7 is connected to one height adjusting mechanism 6, and the clamping mechanism 8 is connected to the other height adjusting mechanism 6; the positioning head 7 and the clamping mechanism 8 are arranged opposite to each other on the two sides of the head ring 23, the height of the positioning head 7 and the clamping mechanism 8 on the headrest 2 can be adjusted through the height adjusting mechanism 6, so as to facilitate flexible adjustment according to the head shape of the patient, and the positioning head 7 and the clamping mechanism 8 can abut against the patient's head from both sides, cooperating with the head ring 23 to ensure the stability of the fixing.

[0028] The clamping mechanism 8 comprises a connecting head 81 fixed on the output shaft of the height adjusting mechanism 6, a screw 82 threadedly connected in the connecting head 81, a gear 83 mounted on the screw 82, an arc-shaped tapping rod 84 slidably connected to the end of the connecting head 81 away from the height adjusting mechanism 6, the outer wall of the tapping rod 84 being slidably connected to the connecting head 81, and a plurality of teeth arranged on the outer wall of the tapping rod 84 and engaged with the gear 83, and an abutting head 85 fixed to the two ends of the tapping rod 84 away from the height adjusting mechanism 6.

[0029] When the screw 82 is rotated, the gear 83 pushes the teeth on the tapping rod 84 to move, so that the tapping rod 84 rotates on the connecting head 81 about the axis of the tapping rod 84, thereby adjusting the length of the tapping rod 84 extending out of the connecting head 81 at both ends, facilitating adjustment of the position of the support point according to the head shape of the patient, thereby balancing the stress on the two abutting heads 85, avoiding single-point pressure on the patient's head, improving the comfort of use, and also improving the stability of the fixing.

[0030] The height adjusting mechanism 6 comprises an adjusting groove 61 arranged along the longitudinal direction on the side surface of the pillow frame 3, a locking screw 63 slidably connected in the adjusting groove 61, and a connecting rod 62 slidably connected to the locking screw 63, the locking screw 63 pressing the connecting rod 62 tightly on the adjusting groove 61, changing the position of the locking screw 63 in the adjusting groove 61, i.e. changing the distance between the height adjusting mechanism 6 and the patient's shoulder, and the relative height between the connecting rod 62 and the locking screw 63 can also be adjusted to change the distance between the output end of the height adjusting mechanism 6 and the pillow surface of the headrest 2, and the flexibility of adjustment is high.

[0031] The connecting rod 62 is arranged in a vertical direction, the top end of the connecting rod 62 is connected with a adapter block 64, the adapter block 64 is rotatably connected with an internal thread sleeve 65, the internal thread sleeve 65 is threadedly connected with a screw rod two 66, the screw rod two 66 is slidably connected with the connecting rod 62, one end of the screw rod two 66 points to the headrest 2 and is correspondingly connected with the positioning head 7 and the clamping mechanism 8, rotating the internal thread sleeve 65 can push the screw rod two 66 to slide along the connecting rod 62 through the thread, so that the corresponding positioning head 7 and the clamping mechanism 8 are close to or away from the patient's head, and the fixing or loosening is realized.

[0032] The headrest 2 comprises a sliding pad 21, the pillow frame 3 is provided with a sliding groove 32, the sliding groove 32 is rotatably connected with a screw rod one 5, the screw rod one 5 is arranged in a longitudinal direction, the sliding pad 21 is threadedly connected with the screw rod one 5, the sliding pad 21 can slide along the sliding groove 32, the sliding pad 21 is provided with a pillow pad 22, a head ring 23 is arranged on the pillow pad 22, and rotating the screw rod one 5 can drive the headrest 2 to move in a longitudinal direction, that is, the distance between the head ring 23 and the patient's shoulder can be changed, so that the position of the head ring 23 can be adjusted according to the patient's head shape and the operation position, and the fixing effect is ensured.

[0033] The up-down swinging mechanism 4 comprises a ratchet wheel 41, the ratchet wheel 41 is fixed below the operating table body 1, the pillow frame 3 is provided with a containing groove 31, the containing groove 31 is slidably connected with a pawl 42, the containing groove 31 is provided with a spring 43, one end of the spring 43 is fixed to the groove bottom of the containing groove 31, the other end of the spring 43 is connected with the pawl 42, the spring 43 pushes the pawl 42 to be clamped with the ratchet wheel 41, the flat jaw surface of the pawl 42 is arranged on the lower side, when the pawl 42 is pulled away from the ratchet wheel 41, the pillow frame 3 can be rotated in a vertical plane, when the pawl 42 is released, the pawl 42 is clamped with the ratchet wheel 41 under the action of the spring 43, and the flat jaw surface of the pawl 42 is abutted against the ratchet wheel 41 on the lower side, so that the pillow frame 3 cannot be rotated downward, that is, the position of the adjusted pillow frame 3 is ensured to be unchanged.

[0034] Specifically, the branch rod 84 of the clamping mechanism 8 is arranged in an arc shape and can rotate around the axis on the connecting head 81, the arc-shaped outer wall of the branch rod 84 is provided with teeth, the connecting head 81 is rotatably provided with a gear 83, the connecting head 81 is threadedly connected with a screw 82, the gear 83 is arranged on the screw 82, and rotating the screw 82 can drive the gear 83 to synchronously rotate, so as to drive the branch rod 84 to rotate by a certain angle, so that the lengths of the two ends of the branch rod 84 extending out are different, the actual use condition can be flexibly adjusted, different patient head shapes and the most stable fulcrum change condition can be adapted to, so as to share the pressure on the different abutting heads 85, improve the comfort, and ensure the stability of the patient's head fixation.

[0035] Obviously, the above-described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the protection scope of the present application.

[0036] It is to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components and / or combinations thereof.

[0037] It is to be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components and / or combinations thereof.

[0038] The preferred embodiments of the present application have been described above with the preferred embodiments; the present application is not limited to the above embodiments and can be variously changed and modified by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An operating table having a stable adjustment structure, comprising an operating table body (1), characterized in that: The operating table body (1) is connected with up-down swinging mechanism (4), the free end of up-down swinging mechanism (4) is connected with pillow frame (3), the pillow frame (3) is connected with headrest (2) on the sliding, the pillow face of headrest (2) is connected with head ring (23), the both sides of pillow frame (3) are connected with height adjusting mechanism (6) on the sliding, one height adjusting mechanism (6) is connected with positioning head (7), the other height adjusting mechanism (6) is connected with clamping mechanism (8), positioning head (7) and clamping mechanism (8) are oppositely arranged on the both sides of head ring (23).

2. The surgical table having a stable adjustment structure according to claim 1, characterized in that: The clamping mechanism (8) includes a connecting head (81), the connecting head (81) is fixed on the output shaft of the height adjusting mechanism (6), the connecting head (81) is internally threaded with a screw (82), the screw (82) is provided with a gear (83), the end of the connecting head (81) away from the height adjusting mechanism (6) is slidably connected with a tapping rod (84), the tapping rod (84) is arc-shaped, the outer wall of the tapping rod (84) is connected with the connecting head (81), the outer wall of the tapping rod (84) is provided with a plurality of teeth, the teeth are engaged with the gear (83), the both ends of the tapping rod (84) away from the height adjusting mechanism (6) are fixed with an abutting head (85).

3. The surgical table having a stable adjustment structure according to claim 1, characterized in that: The height adjusting mechanism (6) includes an adjusting groove (61), the adjusting groove (61) is arranged on the side of the pillow frame (3) in the longitudinal direction, the adjusting groove (61) is slidably connected with a locking screw (63), the locking screw (63) is slidably connected with a connecting rod (62), and the locking screw (63) presses the connecting rod (62) against the adjusting groove (61).

4. The surgical table having a stable adjustment structure according to claim 3, characterized in that: The connecting rod (62) is arranged in the vertical direction, the top end of the connecting rod (62) is connected with an adapter block (64), the adapter block (64) is rotatably connected with an internally threaded sleeve (65), the internally threaded sleeve (65) is internally threaded with a second screw rod (66), the second screw rod (66) is slidably connected with the connecting rod (62), and one end of the second screw rod (66) points to the headrest (2) and is correspondingly connected with the positioning head (7) and the clamping mechanism (8).

5. The surgical table having a stable adjustment structure according to claim 1, wherein: The headrest (2) includes a sliding pad (21), the pillow frame (3) is provided with a sliding groove (32), the sliding groove (32) is rotatably connected with a first screw rod (5), the first screw rod (5) is arranged in the longitudinal direction, the sliding pad (21) is threadedly connected with the first screw rod (5), the sliding pad (21) can slide along the sliding groove (32), and the sliding pad (21) is provided with a pillow pad (22), and the head ring (23) is arranged on the pillow pad (22).

6. The surgical table having a stable adjustment structure according to claim 1, wherein: The up-and-down swinging mechanism (4) comprises a ratchet wheel (41) fixed below the operating table body (1), a pillow frame (3) is provided with a containing groove (31), a pawl (42) is slidably connected in the containing groove (31), a spring (43) is installed in the containing groove (31), one end of the spring (43) is fixed to the groove bottom of the containing groove (31), the other end of the spring (43) is connected with the pawl (42), the spring (43) pushes the pawl (42) to be connected with the ratchet wheel (41), and the flat jaw surface of the pawl (42) is arranged on the lower side.

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