CN210170384U

CN210170384U - Table top fixing mechanism of operating table

Info

Publication number: CN210170384U
Application number: CN201920840164.3U
Authority: CN
Inventors: Xiaowang Tao; 陶晓旺; Jiasheng Huang; 黄家胜; Qunhua Li; 黎群华
Original assignee: Maquet Suzhou Co Ltd
Current assignee: Maquet Suzhou Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-03-24
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses an operation table mesa fixed establishment, it includes and slides the bedplate arm (40) that connects with base (1) of operation table, be provided with a plurality of tooth grooves (20) on base (1), fixed establishment still include with bedplate arm (40) slide and connect tongue (44), install in tongue (44) with spring (45) between bedplate arm (40) and with operation handle (45) that tongue (44) linked firmly, spring (45) drive tongue (44) stretch into in the tooth groove (20). Through setting up the spring bolt that connects with seat arm slip and with the fixed operating handle of spring bolt, only need outwards to stimulate operating handle can accomplish the unblock, after loosening operating handle, the spring can be automatic pushes the spring bolt in the toothholder, accomplishes the locking, and the operation is more handy, uses the travelling comfort height.

Description

Table top fixing mechanism of operating table

Technical Field

The utility model relates to an operating table, in particular to a table-board fixing mechanism of an operating table.

Background

An operating table is a medical device commonly used in the prior art, and as shown in fig. 9 to 11, it generally includes a table top (not shown) on which a patient lies and a base 1 supporting the table top, the table top and the base 1 are connected by a sliding rail, so that the table top can move along the guiding rail; the table top is provided with a fixing mechanism, the fixing mechanism is used for locking the table top and the base 1 mutually, and the fixing mechanism comprises a seat plate arm 19 connected with the table top, a mounting plate 10 fixed on the seat plate arm 19, a lock tongue 12 matched and connected in a sliding groove 11 of the mounting plate 10 in a sliding mode, a rotating shaft 13 rotatably connected on the mounting plate 10, a connecting rod 14 connected between the rotating shaft 13 and the lock tongue 12, a tension spring mounting piece 15 connected on the mounting plate 10, a tension spring 16 connected on the tension spring mounting piece 15 and a handle 17 connected on the rotating shaft 13, the tension spring 16 is matched and connected with the connecting rod 14, the rotating handle 17 can drive the connecting rod 14 to rotate, the connecting rod 14 drives the lock tongue 12 to slide in the sliding groove 11 so as to be separated from a. At this time, the table top can be moved relative to the base 1, after the table top is moved to a proper position, the handle 17 is released, the tension spring 16 pushes the lock tongue 12 to be inserted into the tooth groove 18, and the table top is locked with the base 1.

The structure has the defects that firstly, when the structure is operated, the lock tongue can be moved out of the tooth socket only by rotating the handle by a large angle, and the table top is moved by hands after being twisted, so that the operation is very uncomfortable and force is not easy to apply; secondly, the product has relatively complex structure, numerous parts and inconvenient installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an operation table mesa fixed establishment to the above-mentioned defect among the prior art, its unblock mesa that can be convenient, it is more comfortable during the mobile station face.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: the utility model provides an operation table mesa fixed establishment, its includes the seat arm that connects with the base of operation table is slided, be provided with a plurality of tooth's sockets on the base, fixed establishment still include with the seat arm slide connect the spring bolt, install in the spring bolt with between the seat arm and with the operating handle that the spring bolt links firmly, spring drive the spring bolt stretches into in the tooth's socket.

Furthermore, the utility model discloses still provide following subsidiary technical scheme:

the seat board arm is provided with a moving groove, and the lock tongue is connected in the moving groove in a sliding manner.

The lock tongue comprises a main body part and extending parts extending out of two sides of the main body part, and the moving groove comprises a base groove matched with the extending parts and a through groove matched with the main body part.

The base groove is provided with an inner bottom surface, and the spring is arranged between the inner bottom surface and the extending part.

And a boss is arranged in the base groove, and the boss abuts against the main body part after the lock tongue is retracted into the through groove.

The table board fixing mechanism of the operating table further comprises a cover plate connected with the seat plate arm, and the cover plate is located between the lock tongue and the operating handle and covers the moving groove.

The cover plate is provided with a first long hole, the operating handle is provided with a spacing block penetrating through the first long hole (50b), and the spacing block is abutted to the lock tongue.

The operating handle is provided with a countersunk hole penetrating through the spacing block, and the fixing mechanism comprises a bolt which is arranged in the countersunk hole and is in threaded connection with the lock tongue.

The cover plate is provided with a second long hole, and the operating handle is provided with a sliding block in sliding fit with the second long hole.

The operating handle is provided with a convex holding part, and the holding part is provided with an invaginated cambered surface suitable for being held by a human hand.

Compared with the prior art, the utility model has the advantages of:

1. through the arrangement of the lock tongue in sliding fit with the seat plate arm and the operating handle fixed with the lock tongue, unlocking can be completed only by pulling the operating handle outwards, and after the operating handle is loosened, the spring can automatically push the lock tongue into the tooth holder to complete locking, so that the operation is smoother and the use comfort is high;

2. the spring is separated by the main body part and the boss and is not easy to misplace;

3. the operating handle is provided with the spacer block, can prevent that the operating handle from extrudeing the apron, and the operation is more smooth and easy.

Drawings

Fig. 1 is a schematic structural diagram of the fixing mechanism and the base of the present invention.

Fig. 2 is a bottom view of the structure shown in fig. 1, with the operating handle and cover plate not shown.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural view of the moving groove of the present invention.

Fig. 5 is a schematic view of the middle cover plate of the present invention.

Fig. 6 is a schematic view of the connection between the fixing mechanism and the seat arm according to the present invention.

Fig. 7 is a cross-sectional view of the middle fixing mechanism and the seat arm according to the present invention.

Fig. 8 is a schematic structural diagram of the middle cover plate of the present invention.

Fig. 9 is a schematic structural view of an operation table described in the background art.

Fig. 10 is a schematic view showing the fitting of the fixing mechanism to the tooth socket as described in the background art.

Fig. 11 is a schematic structural view of a fixing mechanism described in the background art.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings.

As shown in fig. 1, the table top fixing mechanism of the operating table corresponding to a preferred embodiment of the present application comprises a tooth holder 2 mounted on a base 1 and a fixing mechanism 4 connected to the table top.

The tooth holder 2 is provided with a plurality of tooth sockets 20 at equal intervals.

With further reference to fig. 2 and 3, the fixing mechanism 4 includes a seat arm 40 connected to the table top, a slide rail 41 is connected to a side surface of the seat arm 40, the slide rail 41 is connected to the base 1, and the slide rail 41 can facilitate the movement of the table top. A moving groove 43 is formed on the lower surface 42 of the seat arm 40.

The fixing mechanism 4 further includes a latch 44 and a spring 45 installed in the moving groove 43. The latch 44 has a cross shape including a main body portion 48 and extension portions 46 extending from both sides of the main body portion 48, and a spring 45 is installed between the extension portions 46 and an inner bottom surface 47 of the moving groove 43, which pushes the latch 44 toward the toothholder 2. The moving groove 43 includes a base groove 43a and a through groove 43b communicating to the outside of the seat plate arm 40, and the width of the base groove 43a is larger than the width of the through groove 43 b. The extension portion 46 is slidably fitted into the base groove 43a, and the front end of the main body portion 48 is located in the through groove 43b and protrudes outside the seat plate arm 40 through the through groove 43 b.

The number of the springs 45 is two, the springs are separated by the main body part 48, the inner bottom surface 47 of the base groove 43a is provided with a boss 49, preferably, the width of the boss 49 is consistent with the width of the main body part 48, and the boss is also used for separating the two springs 45 so as to facilitate the positioning of the springs; meanwhile, when the bolt 44 retracts into the moving groove 43, the boss 49 can prop against the bolt 44 to limit the retracted extreme position of the bolt 44, and unnecessary force application of hands is reduced; to further limit the position of the spring 45, referring to fig. 4, downwardly recessed engagement grooves 43c are provided on both sides of the base groove 43a, and the spring 45 is partially accommodated in the engagement grooves 43c, reducing its left-right displacement.

As shown in fig. 5 and 6, the fixing mechanism 4 further includes a cover plate 50 covering the moving groove 43 and an operating handle 51 slidably coupled to the cover plate 50. The cover plate 50 is fixedly attached to the seat plate arm 40 by screws 57.

Referring further to fig. 7, the operating handle 51 is connected to the latch 44 by a bolt 52, a countersunk hole 53 is formed in the operating handle 51, a threaded hole 44a is formed in the latch 44, and the bolt 52 is disposed in the countersunk hole 53 and connected to the threaded hole 44a through the cover plate 50. The bottom surface 51a of the operating handle 51 is provided with a spacing block 54 protruding towards the latch 44, the cover plate 50 is provided with a first long hole 50b for the spacing block 54 to pass through, when the operating handle 51 is connected to the latch 44, the spacing block 54 passes through the first long hole 50b to abut against the latch 44, and the operating handle 51 is prevented from pressing the cover plate 50, so that the operating handle 51 is prevented from moving unsmoothly.

Two convex sliders 51b are disposed on the bottom surface 51a of the operating handle 51, the sliders 51b are engaged with two second elongated holes 50a formed in the cover plate 50, and the sliders 51b are movable along the second elongated holes 50 a.

After the operating handle 51 is pulled in the direction away from the base 1, the operating handle 51 drives the bolt 44 to compress the spring 45, so that the bolt 44 is separated from the tooth groove 20; at the moment, the table top can move smoothly; when the table board is moved to a proper position, the operating handle 51 is loosened, the spring 45 pushes the bolt 44 to extend into the tooth groove 20 at the corresponding position in the process of restoring deformation (if the bolt 44 cannot extend into the tooth groove 20, the table board only needs to be slightly moved left and right, and the bolt 44 can extend into the tooth groove 20 at the adjacent position), and the locking of the table board is completed. In this operation, the operator only needs to pull the operating handle 51 outward by hand, without twisting, so that the operation is very smooth and easy to apply force.

In order to further improve the use comfort, the operating handle 51 is provided with a convex holding part 55, one surface of the holding part 55 close to the base 1 is an inward concave arc surface 56, the matching degree with the fingers is higher, and the force application and the operation are more convenient.

The utility model discloses a fixed establishment of operation table mesa includes following advantage at least:

It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides an operation table mesa fixed establishment, its includes and slides the bedplate arm (40) that connects of joining in marriage with base (1) of operation table, be provided with a plurality of tooth's socket (20) on base (1), its characterized in that: the fixing mechanism further comprises a locking bolt (44) in sliding fit with the seat plate arm (40), a spring (45) installed between the locking bolt (44) and the seat plate arm (40) and an operating handle (51) fixedly connected with the locking bolt (44), and the spring (45) drives the locking bolt (44) to extend into the tooth groove (20).

2. A table top fixing mechanism of an operating table according to claim 1, wherein: the seat plate arm (40) is provided with a moving groove (43), and the lock tongue (44) is connected in the moving groove (43) in a sliding mode.

3. A table top fixing mechanism of an operating table according to claim 2, wherein: the lock tongue (44) comprises a main body part (48) and extension parts (46) extending out of two sides of the main body part (48), and the moving groove (43) comprises a base groove (43a) matched with the extension parts (46) and a through groove (43b) matched with the main body part (48).

4. A table top fixing mechanism of an operating table according to claim 3, wherein: the base groove (43a) is provided with an inner bottom surface (47), and the spring (45) is disposed between the inner bottom surface (47) and the extension portion (46).

5. A table top fixing mechanism of an operating table according to claim 3, wherein: a boss (49) is arranged in the base groove (43a), and after the lock tongue (44) retracts into the through groove (43b), the boss (49) abuts against the main body part (48).

6. A table top fixing mechanism of an operating table according to claim 2, wherein: the novel seat plate is characterized by further comprising a cover plate (50) connected with the seat plate arm (40), wherein the cover plate (50) is located between the lock tongue (44) and the operating handle (51) and covers the moving groove (43).

7. An operating table top fixing mechanism according to claim 6, characterized in that: the cover plate (50) is provided with a first long hole (50b), the operating handle (51) is provided with a spacing block (54) penetrating through the first long hole (50b), and the spacing block (54) is abutted to the bolt (44).

8. An operating table top mounting mechanism as set forth in claim 7 wherein: the operating handle (51) is provided with a counter bore (53) penetrating through the spacing block (54), and the fixing mechanism comprises a bolt (52) which is arranged in the counter bore (53) and is in threaded connection with the lock tongue (44).

9. An operating table top fixing mechanism according to claim 6, characterized in that: the cover plate (50) is provided with a second long hole (50a), and the operating handle (51) is provided with a sliding block (51b) in sliding fit with the second long hole (50 a).

10. A table top fixing mechanism of an operating table according to claim 1, wherein: the operating handle (51) is provided with a convex holding part (55), and the holding part (55) is provided with an inward-concave arc surface (56) suitable for being held by a human hand.