CN212484285U - Detachable middle partition plate module adaptive to full width and half width nodes - Google Patents

Abstract

The utility model discloses a full-width and half wide node's of adaptation detachable median septum module belongs to server cage technical field, including casing and the baffle module of setting in the casing, all open the card hole on the relative side of casing, be equipped with the pothook on the baffle module, the pothook is buckled with card hole looks buckle, right the spacing installation of baffle module and casing. When the partition plate module is installed, the half-width node server can be adapted; when the clapboard module is disassembled, the adaptation of the full-width node server can be realized; the same cage can realize the adaptation of half-width nodes and full-width nodes, has good universality and strong practicability, and can reduce the production cost of the adaptive cage; the baffle module is fixed firm, guarantees the stability and the firm nature of half wide node server installation.

Description

Detachable middle partition plate module adaptive to full width and half width nodes

Technical Field

The utility model belongs to the technical field of the server cage, specifically speaking is a detachable median septum module of full-width of adaptation and half-width node.

Background

In the big data era, the data traffic demand of industries such as internet, communication and the like is increasingly large, the performance configuration requirement in a server is increasingly high, the types and forms of the server are very many, a series of products can be frequently developed, the server comprises half-width nodes and full-width nodes and the like, but the server for the half-width nodes and the full-width nodes cannot be adapted to the same cage, two cages need to be designed for the server for the half-width nodes and the full-width nodes to meet the adaptation requirement, the development cost is high, and the universality and the practicability are poor.

SUMMERY OF THE UTILITY MODEL

For solving the same cage of server to half-width and full-width node can not the adaptation now, need design two money cages to half-width and full-width node's server and satisfy the adaptation needs, its development cost is higher, the not good problem of commonality and practicality, the utility model provides a detachable median septum module of full-width of adaptation and half-width node.

The utility model discloses a realize through following technical scheme.

The utility model provides a full-width and half wide node's of adaptation detachable median septum module, includes the casing and sets up the baffle module in the casing, all open the card hole on the relative side of casing, be equipped with the pothook on the baffle module, pothook and card hole buckle make the spacing installation of baffle module and casing.

The utility model discloses a further improvement still, above-mentioned baffle module includes the pull rod of two relative settings connected through the link gear, the pothook interval sets up on the pull rod, link gear synchronous movement both sides pull rod is to pothook and card hole buckle or deviate from.

The utility model is further improved in that the clapboard module comprises two oppositely arranged clapboards which are connected and installed through an upper pull rod bracket and a lower pull rod bracket; and a pin II is installed on the pull rod, and a guide hole II for guiding the pin II is formed in the pull rod support.

The utility model is further improved in that the linkage mechanism comprises two oppositely arranged slide block supports, and a vertical slide block, a horizontal slide block and a pin I are arranged between the two slide block supports; the partition board is provided with a vertical slide block guide hole and a horizontal slide block guide hole, and the horizontal slide block and the vertical slide block both penetrate through the slide block supports on the two sides and are respectively matched with the horizontal slide block guide hole and the vertical slide block guide hole for guiding; the pull rod is provided with a hanging part, and the hanging part is provided with a guide hole I for guiding the pin I; the end part of the sliding block bracket is provided with a limiting plate fixedly connected with the partition plate, and the limiting plate is provided with a push-pull adjusting device connected with the vertical sliding block.

The utility model is further improved by that the push-pull adjusting device comprises a rotary pull pin screwed with the vertical slide block thread, the rotary pull pin penetrates through the limiting plate, and a nut is arranged at the end part of the rotary pull pin; a baffle is arranged on one side of the limiting plate, which is far away from the sliding block bracket; the nut sets up between limiting plate and baffle, and open on the baffle have with the rotatory handle hole that the nut corresponds.

The utility model is further improved in that the pull rod bracket is of a groove-shaped structure with an inward opening, and the bottom surface of the pull rod bracket is provided with a notch matched with the clamping hook; the pull rod is buckled with a U-shaped cushion block limited by the pin II.

The utility model discloses a further improvement still, the pothook of above-mentioned baffle module both sides is along the crisscross distribution of baffle module longitudinal direction.

According to the technical scheme provided by the utility model, the beneficial effects are that: 1. when the partition plate module is installed, the half-width node server can be adapted; when the clapboard module is disassembled, the adaptation of the full-width node server can be realized; the same cage can realize the adaptation of half-width nodes and full-width nodes, has good universality and strong practicability, and can reduce the production cost of the adaptive cage; the baffle module is fixed firm, guarantees the stability and the firm nature of half wide node server installation. 2. The baffle module passes through link gear and realizes that the dismouting is convenient, and overall structure design is compact. 3. The linkage mechanism drives the pull rod to be matched and guided with the guide hole II through the pin II, so that the clamping hook and the clamping hole are separated and clamped, and the partition plate module is convenient to disassemble and assemble; the left and right side baffle and upper and lower both sides pull rod support guarantee the holistic structural strength of baffle module as the support framework of baffle module, wrap up through two baffles, guarantee the interference immunity of action. 4. The push-pull adjusting device realizes the front-back sliding of the sliding block bracket through the push-pull vertical sliding block and the guiding of the horizontal sliding block and the vertical sliding block through the guide hole of the horizontal sliding block and the guide hole of the vertical sliding block respectively, so that the pin I slides relative to the guide hole I, and the pin II on the pull rod is guided through the guide hole II on the pull rod bracket, so that the separation and the clamping of the clamping hook and the clamping hole are realized; the device has a pure mechanical linkage structure, simple structure, easy realization and stable and reliable operation; the vertical sliding blocks are vertically arranged, the transverse sliding blocks are transversely arranged and matched with the upper pin I and the lower pin I to fixedly support the two sliding block supports, a linkage whole body is formed, and the stability and the structural strength of the whole structure are guaranteed. 5. The rotary pull pin is rotationally adjusted through the rotary operation hole, so that the rotary pull pin and the vertical sliding block can move back and forth relatively, and the clamping hook can be separated from and clamped with the clamping hole; the threaded connection mode has a self-locking function, and the stability and the reliability of clamping are ensured. 6. The pull rod bracket with the groove-shaped structure has high structural strength, and the structural stability of the whole body is effectively ensured; the cushion blocks play a role in supporting a bridge between the pull rod and the pull rod bracket, and the overall structural strength of the pull rod and the pull rod bracket is ensured. 7. The clamping positions of the upper side and the lower side are distributed in a staggered mode, so that the clamping points are distributed more uniformly, and the integral bending resistance and the structural strength of the partition plate module after installation are guaranteed.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a partition module according to an embodiment of the present invention.

Fig. 2 is a schematic view of a partition module and a housing according to an embodiment of the present invention.

Fig. 3 is a partially enlarged structural diagram of a in fig. 1.

Fig. 4 is a partially enlarged structural diagram of B in fig. 1.

Fig. 5 is a schematic diagram of the internal structure of the embodiment of the present invention.

Fig. 6 is a schematic structural view of the slider bracket with one side removed in fig. 5.

Fig. 7 is a schematic view of the structure of fig. 6 with the tie rod bracket removed.

Fig. 8 is a schematic view of a structure of a rotary operation hole according to an embodiment of the present invention.

Fig. 9 is a schematic view of the structure of fig. 7 with the partition and the baffle removed.

Fig. 10 is a schematic view of a hook distribution structure according to an embodiment of the present invention.

Fig. 11 is a schematic view of a cushion block mounting structure according to an embodiment of the present invention.

In the drawings: 1. the pull rod, 101, the pothook, 102, the portion of articulate, 2, pin I, 3, the baffle, 4, the sideslip block, 5, erect the slider, 6, pin II, 7, the cushion, 8, the pull rod support, 9, rotatory round pin that draws, 10, the slider support, 11, the limiting plate, 12, the setting element, 13, the baffle, 14, guiding hole II, 15, rotatory handle hole, 16, guiding hole I, 17, erect the slider guiding hole, 18, the sideslip block guiding hole, 19, spacing portion, 20, the casing, 21, the card hole.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.

As shown in the attached drawings, the detachable middle clapboard module adaptive to full-width and half-width nodes comprises a casing 20 with a cuboid box-type structure, clamping holes 21 are formed in the upper surface and the lower surface of the casing 20, and a vertical clapboard module is arranged in the casing 20; the partition plate module comprises an upper pull rod 1 and a lower pull rod 1 which are horizontally arranged and connected through a linkage mechanism, and hooks 101 are arranged on the outer side of each pull rod 1 at intervals; the hooks 101 are fastened with the fastening holes 21 to limit the installation of the partition module and the housing 20.

The shell 20 is divided by the detachable partition plate module, and when the partition plate module is installed, the half-width node server can be adapted; when the clapboard module is disassembled, the adaptation to the full-width node server can be realized. The same cage shell can realize the adaptation of half-width nodes and full-width nodes, has good universality and strong practicability, can be widely applied to high-density server series products, and can greatly reduce the development and production cost of the adaptive cage shell. The linkage mechanism drives the clamping hooks 101 to be separated from the clamping holes 21 and clamped with the clamping holes 21, so that the partition plate module is detached and installed, the structure is simple, the design is compact, the space occupation is small, the space utilization rate is effectively improved, the operation is convenient and fast, the clamping of the partition plate module is firm, and the stability and the firmness of installation of the half-width node server are guaranteed.

Further, the baffle module includes about two baffles 3, two relative pull rod support 8 that set up about installing between two baffles 3, the guiding hole II 14 has been seted up on pull rod support 8, install on the pull rod 1 with pin II 6 that the guiding hole II 14 matches. The linkage mechanism drives the pull rod 1 to be matched and guided with the guide hole II 14 through the pin II 6, so that the hook 101 and the clamping hole 21 are separated and clamped, and the partition plate module is convenient to disassemble and assemble; the baffle 3 of the left and right sides and the pull rod support 8 of upper and lower both sides guarantee the holistic structural strength of baffle module as the intensity support framework of baffle module, and pull rod 1 is wrapped up by two baffles 3, guarantees the interference immunity of pull rod 1 action and the convenience of half-width node server installation, and structural design is reasonable, and the practicality is good.

Further, a hanging part 102 is bent inwards at the front end of the pull rod 1, and a guide hole I16 is formed in the hanging part 102; the linkage mechanism comprises two opposite sliding block supports 10, and vertical sliding blocks 5 and transverse sliding blocks 4 are arranged on the inner sides of the two sliding block supports 10; the partition plate 3 is provided with a horizontal transverse sliding block guide hole 18 and a horizontal vertical sliding block guide hole 17, and the transverse sliding block 4 and the vertical sliding block 5 both penetrate through the sliding block supports 10 on the two sides and are respectively matched with the transverse sliding block guide hole 18 and the vertical sliding block guide hole 17 for guiding; a vertical limiting plate 11 is arranged on the front side of the slider bracket 10, and a push-pull adjusting device connected with the vertical slider 5 is mounted on the limiting plate 11; and a pin I2 matched with the guide hole I16 is arranged between the two slide block supports 10.

The push-pull adjusting device realizes the front-back sliding of the sliding block bracket 10 by pushing and pulling the vertical sliding block 5 and respectively guiding the horizontal sliding block 4 and the vertical sliding block 5 through the horizontal sliding block guide hole 18 and the vertical sliding block guide hole 17, so that the pin I2 slides relative to the guide hole I16, and guides the pin II 6 on the pull rod 1 through the guide hole II 14 on the pull rod bracket 8, thereby realizing the separation and the clamping of the clamping hook 101 and the clamping hole 21; the device has a pure mechanical linkage structure, simple structure, easy realization and stable and reliable operation. The vertical sliding block 5 and the horizontal sliding block 4 are die-cast parts with cross structures, the middle of the vertical sliding block supports 10 support the two sliding block supports, and the two sides of the vertical sliding block support extend outwards to penetrate through the sliding block supports 10, so that the matched guide with the guide holes is realized; and erect slider 5 for erectting the setting, horizontal slider 4 is horizontal setting to two pins I2 about the cooperation carry out fixed stay to two slider supports 10, form a linkage whole, guarantee overall structure's stability and structural strength.

Further, a baffle 13 which is integrally bent and formed with the partition plate 3 on one side is arranged on the front side of the limiting plate 11; the push-pull adjusting device comprises a rotary pull pin 9 screwed with the vertical sliding block 5, the rotary pull pin 9 extends forwards to penetrate through the limiting plate 11, a nut is fixed at the front end of the rotary pull pin 9 and arranged between the limiting plate 11 and a baffle 13, and a rotary operation hole 15 corresponding to the nut is formed in the baffle 13.

The spanner or the screwdriver rotates and adjusts the rotating pull pin 9 through the rotating operation hole 15, and the nut is limited between the limiting plate 11 and the baffle 13 and can only do rotating motion, so that the rotating pull pin 9 and the vertical sliding block 5 can move back and forth relatively, the sliding block support 10 can be adjusted back and forth, and the clamping hook 101 and the clamping hole 21 can be separated and clamped. Structural design is simple, the simple operation, and it is nimble to adjust, and threaded connection mode has self-locking function, guarantees the stability and the reliability of block.

The following two embodiments are possible for the shape arrangement of the guide holes ii 14 and i 16 and the shape of the hooks 101.

Example 1

The guide hole II 14 is the slope form of backward to the inward direction, and the guide hole II 14 is the arc structure of evagination, guide hole I16 is vertical trompil form, the outer tip of pothook 101 is equipped with the barb of bending forward.

When rotatory 9 rotatory vertical sliders 5 that drive that draw round pin, horizontal slider 4, slider support 10 and pin I2 are the level backward movement simultaneously, pin I2 promotes pull rod 1 rearward movement, because II 14 direction of pin II on the pull rod 1 of guiding hole are spacing, II 6 of pin pass through II 14 direction of guiding hole, backward inward movement, I16 inward movement for pin I2 of guiding hole simultaneously, until II 6 contact guiding hole II 14's of pin interior border or/and I2 contact guiding hole I16's of pin outside border, realize pothook 101 and the complete separation in card hole 21, thereby demolish the baffle module, satisfy the adaptation to full width node server. On the contrary, when rotatory 9 vertical sliders of rotatory drive of pulling pin 5, horizontal slider 4, slider support 10 and pin I2 are the level when moving forward simultaneously, pin I2 pulling pull rod 1 moves forward, because II 14 direction of pin II on the pull rod 1 of guiding hole are spacing, II 6 of pin pass through II 14 direction of guiding hole, move outwards forward, I16 of guiding hole moves outwards for pin I2 simultaneously, until II 6 contact guiding hole II 14's of pin outside edge or/and I2 contact guiding hole I16's of pin inside edge, realize pothook 101 and the complete block in card hole 21, thereby install the baffle module, satisfy the adaptation of half-width node server.

The moving track of the hook 101 is consistent with the shape of the guide hole II 14, and the barb bent forwards is arranged at the outer end part of the hook 101, so that the barb and the clamping hole 21 can be perfectly clamped, the clamping is firm and stable, and the action interference cannot be generated.

The guide hole II 14 is of an outward-convex arc structure, and when the hook 101 and the clamping hole 21 start to separate, the guide hole II 14 has a larger backward component force to the backward direction of the pin II 6, so that the smoothness when the hook 101 and the clamping hole 21 are separated is ensured.

Example 2

The guide hole II 14 is vertical long hole shape, the guide hole I16 is the slope form of outside direction backward, and the guide hole I16 is the arc structure of evagination, pothook 101 is erect structure, and the both sides of its tip all open the chamfer.

When rotatory 9 rotatory vertical sliders 5 that drive that draw round pin, horizontal slider 4, slider support 10 and pin I2 when the level backward movement simultaneously, because the vertical direction of pin II 6 on the pull rod 1 of the slope direction of guiding hole I16 to pin I2 and guiding hole II 14, pull rod 1 is for the vertical inside shift of pull rod support 8, until the interior border of II 6 contact guiding holes II 14 of pin or/and the outer border of I2 contact guiding hole I16 of pin, realize pothook 101 and the complete separation of calorie hole 21, thereby demolish the baffle module, satisfy the adaptation to full-width node server. On the contrary, when rotatory 9 rotatory vertical sliders that drive of pulling pin 5, horizontal sliding block 4, slider support 10 and pin I2 are the level when moving forward simultaneously, because the vertical direction of the slope direction of guiding hole I16 to pin I2 and guiding hole II 14 to pin II 6 on the pull rod 1, the vertical outside removal of pull rod 1 relative pull rod support 8, until the outer border of pin II 6 contact guiding hole II 14 or/and the inner border of pin I2 contact guiding hole I16, realize pothook 101 and the complete block of card hole 21, thereby install the baffle module, satisfy the adaptation to half wide node server.

The hook 101 slides vertically and vertically relative to the moving track of the clamping hole 21, and the chamfer can guide the hook 101 to be inserted into the clamping hole 21 preliminarily, so that the clamping smoothness of the hook 101 and the clamping hole 21 is ensured.

The guide hole I16 is of an outward-convex arc structure, when the clamping hook 101 and the clamping hole 21 just start to be clamped, the guide direction of the pin I2 by the guide hole I16 is forward, and the guide hole I has a large forward component force, so that the smoothness when the clamping hook 101 and the clamping hole 21 are clamped is ensured; after the complete clamping, the guide direction of the guide hole I16 to the pin I2 is inclined outwards, so that the guide hole I has a large outward component force and a certain self-locking performance, and the clamping of the clamping hook 101 and the clamping hole 21 is ensured to be firmer.

Further, the pull rod bracket 8 is of a groove-shaped structure with an inward opening, and a notch matched with the hook 101 is formed in the bottom surface of the pull rod bracket 8; the pull rod 1 is buckled with a cushion block 7 made of U-shaped plastic materials and limited by the pin II 6, and the cushion block 7 is tightly attached to the inner wall of the side face of the pull rod support 8. The pull rod bracket 8 with the groove-shaped structure has high structural strength, and the structural stability of the whole body is effectively ensured; the cushion block 7 plays a role in supporting a bridge between the pull rod 1 and the pull rod support 8, so that the overall structural strength of the pull rod 1 and the pull rod support 8 is ensured, and the use safety is high.

Furthermore, the upper and lower sides of the rear end of the partition board 3 are both bent inward to form a stopper 19. The limiting part 19 limits the pull rod support 8 in the backward direction, and can avoid collision and damage to the shell 20, so that the safety is good.

Furthermore, the hooks 101 of the upper pull rod 1 and the hooks 101 of the lower pull rod 1 are distributed in a staggered manner in the horizontal direction. The clamping positions of the upper side and the lower side are distributed in a staggered mode, so that the clamping points are distributed more uniformly, and the integral bending resistance and the structural strength of the partition plate module after installation are guaranteed.

Furthermore, positioning pieces 12 are arranged between the partition plate 3 and the pull rod support 8 and between the partition plate 3 and the limiting plate 11, and the fixed installation is realized through the screwing of the positioning pieces 12 and screws. The firmness of the mutual connection and the convenience of disassembly and assembly are ensured.

When the partition plate module is assembled, firstly, the pull rod 1 is placed in the corresponding pull rod support 8, the position is adjusted, the cushion block 7 is buckled in the corresponding position of the pull rod 1, and the pin II 6 penetrates through the pull rod 1, the cushion block 7 and the pull rod support 8 to limit the pin II 6 in the guide hole II 14; then, the transverse sliding block 4 and the vertical sliding block 5 are connected and penetrate through the two sliding block supports 10, the hanging part 102 on the pull rod 1 is inserted between the two sliding block supports 10, and the hanging part 102 and the two sliding block supports 10 penetrate through the pin I2, so that the pin I2 is limited in the guide hole I16; then the rotary pull pin 9 penetrates through the limiting plate 11 and is screwed with the vertical slide block 5; and finally, the partition plate 3 is respectively connected with the limiting plate 11 and the pull rod bracket 8 through the positioning piece 12 and the screw to be fixedly installed, so that a complete partition plate module is formed.

This detachable median septum module of full-width and half-width node of adaptation carries out rotation regulation to rotatory round pin of drawing through rotatory operation hole, realizes rotatory round pin of drawing and erects the front and back relative movement of slider, realizes sliding around the slider support, makes pin I slide for guiding hole I to through II direction of the pin on the guiding hole II pair pull rod on the pull rod support, realize separation and the block in pothook and card hole, thereby realize the convenient dismouting of baffle module and casing. When the partition plate module is installed, the half-width node server can be adapted; when the clapboard module is disassembled, the adaptation of the full-width node server can be realized; the same cage can realize the adaptation of half-width nodes and full-width nodes, has good universality and strong practicability, and can reduce the production cost of the adaptive cage; the baffle module design is compact, and is fixed firm, guarantees the stability and the firm nature of half-width node server installation.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings are used for distinguishing relative relationships in positions, if any, and are not necessarily given qualitatively. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. The utility model provides a full-width and half wide node's of adaptation detachable median septum module, its characterized in that includes casing (20) and the baffle module of setting in casing (20), all opened card hole (21) on the relative side of casing (20), be equipped with pothook (101) on the baffle module, pothook (101) and card hole (21) buckle mutually, it is right baffle module and the spacing installation of casing (20).

2. The removable middle bulkhead module adapted to fit full-width and half-width nodes of claim 1, wherein the bulkhead module comprises two oppositely disposed pull rods (1) connected by a linkage mechanism, the hooks (101) are arranged on the pull rods (1) at intervals, and the linkage mechanism synchronously moves the pull rods (1) at two sides to buckle or release the hooks (101) and the clamping holes (21).

3. The removable middle partition module adapting to full-width and half-width nodes is characterized in that the partition module comprises two oppositely arranged partitions (3), and the two partitions (3) are connected and installed through an upper pull rod bracket (8) and a lower pull rod bracket (8); install pin II (6) on pull rod (1), seted up the direction on pull rod support (8) the guide hole II (14) of pin II (6).

4. The removable middle clapboard module adapting to the full width and half width nodes as claimed in claim 3, wherein the linkage mechanism comprises two oppositely arranged slider supports (10), and a vertical slider (5), a horizontal slider (4) and a pin I (2) are arranged between the two slider supports (10); a vertical slide block guide hole (17) and a transverse slide block guide hole (18) are formed in the partition plate (3), and the transverse slide block (4) and the vertical slide block (5) penetrate through the slide block supports (10) on the two sides and are respectively matched with the transverse slide block guide hole (18) and the vertical slide block guide hole (17) for guiding; a hanging part (102) is arranged on the pull rod (1), and a guide hole I (16) for guiding the pin I (2) is formed in the hanging part (102); the end part of the sliding block bracket (10) is provided with a limiting plate (11) fixedly connected with the partition plate (3), and the limiting plate (11) is provided with a push-pull adjusting device connected with the vertical sliding block (5).

5. The removable middle bulkhead module adapted to the full-width and half-width nodes of claim 4, wherein the push-pull adjusting device comprises a rotary pull pin (9) screwed with the vertical slider (5), the rotary pull pin (9) penetrates through the limit plate (11), and a nut is arranged at the end of the rotary pull pin (9); a baffle (13) is arranged on one side, away from the sliding block bracket (10), of the limiting plate (11); the nut sets up between limiting plate (11) and baffle (13), and opens on baffle (13) have with rotatory handle hole (15) that the nut corresponds.

6. The removable middle clapboard module for adapting to full-width and half-width joints as claimed in claim 3, wherein the pull rod bracket (8) is of a groove-shaped structure with an inward opening, and the bottom surface of the pull rod bracket (8) is provided with a notch matched with the hook (101); the pull rod (1) is buckled with a U-shaped cushion block (7) limited by the pin II (6).

7. Detachable middle bulkhead module according to any of the claims 1 to 6, characterized in that the hooks (101) on both sides of the bulkhead module are staggered in the longitudinal direction of the bulkhead module.

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