CN108839755B

CN108839755B - A take off curtain and sit frame frock for traffic boat ceremony formula

Info

Publication number: CN108839755B
Application number: CN201810553620.6A
Authority: CN
Inventors: 梁俊民; 廖晓林; 何开平
Original assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Current assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Priority date: 2018-05-30
Filing date: 2018-05-30
Publication date: 2020-04-14
Anticipated expiration: 2038-05-30
Also published as: CN108839755A

Abstract

The invention provides a uncovering and seating fixture for a traffic boat instrument, which comprises a fixed frame body, a movable mechanism and a weight block hoisted at the top of the fixed frame body, wherein the movable mechanism comprises a lever structure, a pull rod and at least one sleeve, the pull rod is used for controlling uncovering of a name curtain, the sleeve is fixedly connected to the inner wall of the fixed frame body, the first end of the pull rod penetrates through the sleeve and is used for connecting the name curtain, the pull rod can be pulled out from the sleeve, the lever structure is installed at the bottom in the fixed frame body, the first end of the lever structure is provided with a balancing weight, the second end of the lever structure is connected with the pull rod, and the second end of the lever structure is arranged opposite to the weight block. The structure of this frock is very simple, can enough guarantee the fixed intensity of ship name curtain, prevents to connect the rope and is blown apart, can make things convenient for once only to cut apart to connect the rope again, ensures to cut the effect of rope uncovering, improves work efficiency and operation safety.

Description

A take off curtain and sit frame frock for traffic boat ceremony formula

Technical Field

The invention relates to the field of ship building tools, in particular to a uncovering seat frame tool for a traffic boat instrument.

Background

In the ship building process, after the building of each ship is finished and before ship delivery, a heavy ship delivery ceremony needs to be held in a shipyard, and the ship delivery ceremony is used as the last important node for building a ship product in a shipbuilding company and is the best time for showing the product perfectness to the shipowner. The important project of the traffic boat ceremony is the cutting rope name-lifting ceremony, the cutting rope name-lifting is generally executed by a teacher of the shipowner company, the cutting rope seat frame tool is directly connected with the name curtain and the cutting rope seat frame tool through a thick hemp rope at present, when the name of the ship is lifted, the force of the teacher is relatively small, the hemp rope connected with the name curtain is generally thick, the teacher cannot cut the hemp rope once and lift the hemp rope, the hemp rope is usually cut off for many times, if the thick hemp rope is changed into the thin hemp rope, the thin hemp rope cannot resist the wind force of a wharf due to the large wind force of the wharf, and the hemp rope is easily blown off. The adoption has now cut the rope and sits a frock, not only influences the traffic boat appearance and normally goes on, leaves not good impression for the shipowner representative moreover, has reduced the image of shipyard in the shipowner, is unfavorable for the normal of follow-up product to accept.

Disclosure of Invention

Based on the defects of the prior art, the invention provides the uncovering seat frame tool for the traffic boat instrument, which is very simple in structure, can ensure the fixing strength of the name curtain of the boat, prevent the connecting rope from being blown off, can also facilitate the cutting off of the connecting rope at one time, ensures the uncovering effect of the cutting off of the rope, and improves the working efficiency and the operation safety.

Based on the above, the invention provides a uncovering and seating fixture for a traffic boat instrument, which comprises a fixed frame body, a movable mechanism and a weight block hoisted at the top of the fixed frame body, wherein the movable mechanism comprises a lever structure, a pull rod and at least one sleeve, the pull rod is used for controlling uncovering of a name curtain, the sleeve is fixedly connected to the inner wall of the fixed frame body, the first end of the pull rod penetrates through the sleeve and is used for connecting the name curtain, the pull rod can be pulled out of the sleeve, the lever structure is installed at the bottom in the fixed frame body, the first end of the lever structure is provided with a balancing weight, the second end of the lever structure is connected with the pull rod, and the second end of the lever structure is arranged opposite to the weight block.

Optionally, the lever structure includes supporting seat and rotary rod, the middle part of rotary rod with the supporting seat is rotationally connected, supporting seat fixed connection in the bottom of fixed framework, the first end of rotary rod sets up the balancing weight, the second end of rotary rod is equipped with and is used for spacingly the thing groove is put to the balancing weight, put the thing groove with the balancing weight mutual disposition.

Optionally, the supporting seat includes two parallel supporting plates, the rotating rod is disposed between the two supporting plates, the two supporting plates are respectively provided with first connecting holes arranged opposite to each other, the middle portion of the rotating rod is provided with second connecting holes corresponding to the first connecting holes, and the first connecting holes are connected with the second connecting holes through screws.

Optionally, a first eye plate is arranged at the second end of the rotating rod, a second eye plate is arranged at the second end of the pull rod, and the first eye plate and the second eye plate are connected through screws.

Optionally, the fixing frame body is connected with a through hole formed in the side wall of the sleeve, the sleeve is located above the through hole, a first connecting rope used for connecting a name curtain is tied to the first end of the pull rod and penetrates through the through hole, and the first connecting rope is located below the sleeve.

Optionally, the number of the sleeves is two, the two sleeves are respectively located at the upper edge and the lower edge of the through hole, the two sleeves are arranged in an aligned manner, and the first connecting rope is tied between the two sleeves.

Optionally, the weight block is hoisted to the top of the fixed frame body through a second connecting rope, the weight block is provided with a connecting part, the top of the fixed frame body is provided with two positioning holes, and the second connecting rope penetrates through the connecting part and the two positioning holes.

Optionally, the top of fixed framework is provided with stopper and two wiring stake, two wiring stakes are located respectively the both sides of stopper, the one end of second connection rope with connecting portion are connected, the other end of second connection rope is worn out by the locating hole of one side, around locating between two wiring stakes, again by the opposite side the locating hole penetrate the back with connecting portion are connected.

Optionally, the diameter of the second connecting rope is smaller than the diameter of the first connecting rope.

Optionally, the fixed frame body includes frame and four shroudings, four shroudings install respectively in the upside, downside, left side and the right side of frame, the pouring weight hoist and mount in being located the upside on the shrouding, bushing type in being located on the left shrouding, movable mechanism installs in being located the downside on the shrouding.

The embodiment of the invention has the following beneficial effects:

the uncovering and seating tool for the traffic boat instrument comprises a fixed frame body, a movable mechanism and a weight block hung on the top of the fixed frame body, wherein the movable mechanism comprises a lever structure, a pull rod and at least one sleeve, the pull rod is used for controlling uncovering of a name curtain, the sleeve is fixedly connected to the inner wall of the fixed frame body, a first end portion of the pull rod penetrates through the sleeve and is used for connecting the name curtain, the pull rod can be pulled out of the sleeve, the lever structure is installed at the bottom in the fixed frame body, a balancing weight is arranged at the first end portion of the lever structure, a second end portion of the lever structure is connected with the pull rod, and the second end portion of the lever structure is arranged opposite to the weight block. When the tool is used, after a hoisting part of a weight block in a fixed frame body is cut off, the weight block makes free falling body movement and falls onto a movable mechanism below the weight block, at the moment, the moment on the lever mechanism close to one end of the weight block is large, so that the lever mechanism inclines to the second end part of the lever mechanism, at the moment, the first end part of a pull rod is pulled out from a sleeve under the driving of the second end part of the lever mechanism, and a ship name curtain is separated from the tool, so that the uncovering work of the ship name curtain is realized, the whole operation process is very simple, the operation of cutting the hoisting part can be completed at one time, the force application requirement is low, the smooth uncovering of the ship name can be effectively ensured, the shouldering feeling in the ship traffic ceremony process is improved, and the image of companies; the hoisting structure of the tool is protected inside the fixed frame body, the hoisting strength of the weight is guaranteed, the phenomenon that the curtain is blown away by wind in the fixing process is avoided, and the reliability of the whole device is improved. The structure of whole frock is very simple, and the work efficiency that the curtain was arranged is high, and the operational safety of whole take off the curtain process is higher, improves the safety and the quality of pier operation, protection staff's safety.

Drawings

Fig. 1 is a schematic structural diagram of a uncovering seat frame tool for a traffic boat ceremony according to the embodiment;

fig. 2 is a schematic structural diagram of a frame of the fixing frame according to the embodiment;

fig. 3 is a schematic structural diagram of the fixing frame according to the embodiment;

FIG. 4 is a schematic structural view of the movable mechanism according to the present embodiment;

fig. 5 is a schematic structural diagram of the uncovering seat frame tool for the traffic boat ceremony in the embodiment before rope cutting;

fig. 6 is a schematic structural diagram of the uncovering seat frame tool for the traffic boat ceremony according to the embodiment after ropes are cut.

Description of reference numerals:

1. fixed frame body, 11, the frame, 111, vertical angle steel, 112, horizontal angle steel, 113, the round steel, 114, fixed band iron, 12, the shrouding, 121, the through-hole, 122, the locating hole, 2, the moving mechanism, 21, lever structure, 211, the supporting seat, 212, the rotary rod, 22, the pull rod, 23, the sleeve pipe, 24, the balancing weight, 25, put the thing groove, 26, first eye plate, 27, the second eye plate, 3, the pouring weight, 31, connecting portion, 4, the screw, 5, first connecting rope, 6, the second connecting rope, 7, the stopper, 8, the wiring stake.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Example one

Referring to fig. 1 to 6, the curtain-off sitting frame tool for traffic boat ceremonies according to the preferred embodiment includes a fixed frame 1, a movable mechanism 2 and a weight 3 hung on the top of the fixed frame 1, the moving mechanism 2 comprises a lever structure 21, a pull rod 22 for controlling the opening of the ship's name curtain and at least one sleeve 23, the sleeve 23 is fixedly connected to the inner wall of the fixed frame 1, the first end of the pull rod 22 is arranged in the sleeve 23 in a penetrating way and is used for connecting a ship name curtain, and the pull rod 22 can be drawn out from the sleeve 23, the lever structure 21 is arranged at the bottom in the fixed frame body 1, the first end of the lever structure 21 is provided with a weight block 324, the second end of the lever structure 21 is connected with the pull rod 22, and the second end of the lever structure 21 is arranged opposite to the weight block 3.

Based on the above structure, when the tool is used to uncover the name of a ship on the traffic boat instrument, the weight 3 is made to fall onto the lever structure 21 of the movable mechanism 2 by shearing the connection between the weight 3 and the fixed frame 1, when the lever structure 21 is in the initial state, because the first end of the lever structure 21 is provided with the counterweight 324, the side close to the first end has a larger moment, at this time, the lever structure 21 is inclined towards the side provided with the counterweight 324, when the weight 3 falls to the second end of the lever structure 21 opposite to the weight, the second end of the lever structure 21 obtains a larger moment, and the moment is larger than the moment in the initial state of the lever structure 21, therefore, the lever structure 21 starts to incline towards the second end until the second end completely falls, the second end of the lever structure 21 is connected with the pull rod 22, the first end of the pull rod 22 is arranged in the sleeve 23 penetrating the inner wall of the fixed frame 1, the second end part pulls the pull rod 22 to move downwards, so that the first end part of the pull rod 22 slides out of the sleeve 23, the ship name curtain connected to the pull rod 22 is driven to be separated from the whole tool, and finally the ship name curtain is uncovered. The working process of whole name of a ship uncovering is realized for the hoist and mount department through cutting pouring weight 3 in the fixed framework 1, and operation process is very simple and convenient, need not great application of force requirement, is fit for anybody to operate, and can once only operate successfully, guarantees that traffic boat ceremony can go on smoothly to people's solemn sense on promoting traffic boat ceremony improves the image of company. The hoisting structure part of the tool is arranged inside the fixed frame body 1, namely the connecting part of the weight 3 is protected by the fixed frame body 1, the phenomenon that the wharf is blown off due to overlarge wind force is prevented, the quality of the whole tool is ensured to be reliable, the working efficiency of non-arrangement is improved, and the safety of wharf operation is effectively ensured; the whole tool is simple in structural design, reliable in principle and suitable for popularization and use.

The lever structure 21 includes a supporting seat 211 and a rotating rod 212, the middle part of the rotating rod 212 is rotatably connected with the supporting seat 211, the supporting seat 211 is fixedly connected to the bottom of the fixed frame 1, a counterweight block 324 is arranged at the first end of the rotating rod 212, an object placing groove 25 for limiting the weight block 3 is arranged at the second end of the rotating rod 212, the object placing groove 25 and the weight block 3 are arranged oppositely, and the supporting seat 211 fixedly connected to the bottom of the fixed frame 1 ensures reliable support of the rotating rod 212, so that the rotating rod 212 can swing stably when a heavy object falls down, and the pull rod 22 can be pulled out from the sleeve 23 smoothly at one time; the thing groove 25 of putting that the second tip set up can carry on spacingly to the pouring weight 3 that falls, prevents that pouring weight 3 from taking place to slide on rotary rod 212, avoids influencing the size of moment on the rotary rod 212. Supporting seat 211 includes two parallel arrangement's extension boards, rotary rod 212 sets up between two extension boards, be equipped with the first connecting hole of mutual. The second end of the rotating rod 212 is provided with a first eye plate 26, the second end of the pull rod 22 is provided with a second eye plate 27, the first eye plate 26 is connected with the second eye plate 27 through a screw 4, the defect that the second end of the rotating rod 212 is inconvenient to connect with the second end of the pull rod 22 is overcome, the connection relation between the first end and the second end is simplified by adopting a mode of increasing the eye plates, the reliable connection between the optional mounting rod and the pull rod 22 is ensured, and the reliability of the traction control of the rotating rod 212 on the pull rod 22 is ensured. It should be noted that the connection between the rotating rod 212 and the support plate and between the first eye plate 26 and the second eye plate 27 is not limited by the embodiment, and in other embodiments, the connection type may be selected as required, so long as the movement between the rotating rod 212 and the support plate and the traction relationship between the rotating rod 212 and the pull rod 22 can be ensured.

In addition, a through hole 121 is formed in the side wall of the connecting sleeve 23 of the fixing frame body 1, the sleeve 23 is located above the through hole 121, the first end of the pull rod 22 is tied with the first connecting rope 5 used for connecting a curtain of a name of a ship, the first connecting rope 5 penetrates through the through hole 121, the first connecting rope 5 is located below the sleeve 23, and the first connecting rope 5 can be effectively prevented from slipping off from the first end of the pull rod 22 in a normal state, so that the pull rod 22 can be effectively and reliably connected with the curtain of the name of the ship through the first connecting rope 5 in the normal state, the phenomenon that the curtain is opened in advance in a traffic ship instrument mode is avoided, and a reliable premise is provided for smooth traffic ship instrument mode. In this embodiment, the quantity of sleeve pipe 23 is two, two sleeve pipes 23 are located the top edge and the lower limb department of through-hole 121 respectively, and two sleeve pipes 23 are arranged for lining up, first connecting rope 5 is located between two sleeve pipes 23, two sleeve pipes 23 can carry out reliable injecing to first connecting rope 5's position, can enough prevent that first connecting rope 5 from leading to the fact in advance to take off from the upper end slippage, can prevent again that first connecting rope 5 from landing to the below of pull rod 22, when pull rod 22 takes out, first connecting rope 5 and frock do not separate and lead to the phenomenon of the name of a ship to take off the curtain failure, the reliability of the name of a ship to take off is effectual improved, guarantee going on smoothly of appearance. The pouring weight 3 is hoisted on the top of the fixed frame body 1 through the second connecting rope 6, the connecting part 31 is arranged on the pouring weight 3, the top of the fixed frame body 1 is provided with two positioning holes 122, the second connecting rope 6 penetrates through the connecting part 31 and the two positioning holes 122, the second connecting rope 6 is adopted to fix the pouring weight 3 on the top of the fixed frame body 1, the connecting part 31 on the pouring weight 3 can conveniently connect the second connecting rope 6, the ship traffic ceremony is in progress, the uncovering of the ship name can be realized only by cutting the second connecting rope 6, because the second connecting rope 6 is positioned inside the fixed frame body 1, the wind force influence is small, when the specification of the second connecting rope 6 is selected, the rope with the overlarge diameter does not need to be selected, and the second connecting rope 6 is cut by an operator at one time. Fixed framework 1's top is provided with stopper 7 and two wiring stake 8, two wiring stake 8 are located stopper 7's both sides respectively, the one end that the rope 6 was connected to the second is connected with connecting portion 31, the other end that the rope 6 was connected to the second is worn out by the locating hole 122 of one side, around locating between two wiring stake 8, be connected with connecting portion 31 after penetrating by the locating hole 122 of opposite side again, stopper 7 adopts the fillet weld to be connected fixedly with fixed framework 1's top, it can twine in proper order on wiring stake 8 and stopper 7 to connect rope 6 by the second of wearing out in the locating hole 122, it takes place to twine to avoid the second at top to connect rope 6, influence the secondary use of whole set of frock. The diameter of second connection rope 6 is less than the diameter of first connection rope 5, the diameter of second connection rope 6 needs to satisfy the operation that makes things convenient for the operator to cut it, accomplish the whereabouts of heavy object smoothly, thereby make the name of a ship to be uncovered, and because first connection rope 5 is for being on pull rod 22, the separation of first connection rope 5 and frock is realized to the action of taking out by pull rod 22 is decurrent, and then realize the curtain of taking off of name of a ship, so first connection rope 5 only can guarantee to the reliable fixed of name of a ship curtain can, avoid appearing because the diameter of first connection rope 5 is thinner and the unreliable phenomenon of connecting the name of a ship curtain that causes.

In this embodiment, the fixing frame 1 includes a frame 11 and four sealing plates 12, the four sealing plates 12 are respectively installed on the upper side, the lower side, the left side and the right side of the frame 11, the weight 3 is hung on the sealing plate 12 located on the upper side, the sleeve 23 is connected to the sealing plate 12 located on the left side, the moving mechanism 2 is installed on the sealing plate 12 located on the lower side, the frame 11 includes four vertical angle steels 111, eight horizontal angle steels 112, two round steels 113 and a fixing band 114, the four vertical angle steels 111 and the eight horizontal angle steels 112 are assembled to form a square frame 11 structure, the two round steels 113 are arranged in parallel with each other, the round steels 113 are connected between the two horizontal angle steels 112 on the upper portion, and are used for fixing and winding the second connecting rope 6 penetrating through the positioning hole 122, so as to ensure the reliable connection of the second connecting rope 6 to the weight 3, the fixing band 114 is installed between the two horizontal, can play fixed effect to whole frock for whole frock can remain stable state throughout, avoids it to take place to rock under the effect of wharf wind force, influences the quality of cutting the rope operation. Four shrouding 12 are installed respectively on the upside, downside, left side and the right side of frame 11 to protect movable mechanism 2 to installing in fixed framework 1, also make things convenient for movable mechanism 2, wiring stake 8 and stopper 7's installation, for each part provides corresponding support, simplify connection structure, be convenient for production and manufacturing.

Example two

The frame 11 of the fixing frame 1 for the traffic boat ceremony type curtain-off seat frame tool provided by the embodiment comprises four vertical angle steels 111, eight horizontal angle steels 112, two round steels 113 and a fixing flat iron 114, wherein the vertical angle steels 111 and the horizontal angle steels 112 are L70mm × 70mm × 6mm in size, and the fixing frame 1 is 800mm long, 500mm wide and 820mm high in overall size; the four seal plates 12 are respectively arranged on the upper side, the lower side, the left side and the right side of the frame 11, wherein the left seal plate 12 and the right seal plate 12 are 800mm long, 480mm wide and 12mm thick, the lower seal plate 12 is 780mm long, 480mm wide and 25mm thick, the upper seal plate 12 is 780mm long, 480mm wide and 12mm thick, and the diameter of two positioning holes 122 arranged on the upper seal plate 12 is 20 mm; the pull rod 22 is made of round steel 113, the size of the pull rod 22 is phi 10, the size of the sleeve 23 matched with the pull rod 22 is phi 25 x 3, the size of the first connecting rope 5 used for connecting the name curtain is phi 20, and the size of the second connecting rope 6 used for connecting the weight 3 is phi 3. The structure of the uncovering and seating frame tool for the traffic boat ceremony in the embodiment is completely the same as that of the embodiment.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The foregoing is directed to the preferred embodiment of the present invention, and it is understood that various changes and modifications may be made by one skilled in the art without departing from the spirit of the invention, and it is intended that such changes and modifications be considered as within the scope of the invention.

Claims

1. The curtain uncovering and seating tool for the traffic boat instrument type is characterized by comprising a fixed frame body, a movable mechanism and a weight block hoisted at the top of the fixed frame body, wherein the movable mechanism comprises a lever structure, a pull rod and at least one sleeve, the pull rod is used for controlling the uncovering of a name curtain, the sleeve is fixedly connected to the inner wall of the fixed frame body, a first end of the pull rod penetrates through the sleeve and is used for connecting the name curtain, the pull rod can be pulled out of the sleeve, the lever structure is installed at the bottom in the fixed frame body, a balancing weight is arranged at the first end of the lever structure, a second end of the lever structure is connected with the pull rod, and the second end of the lever structure is arranged opposite to the balancing weight;

the fixed frame body is connected, a through hole is formed in the side wall of the sleeve, the sleeve is located above the through hole, a first connecting rope used for being connected with a ship name curtain is tied to the first end of the pull rod and penetrates through the through hole, and the first connecting rope is located below the sleeve.

2. The uncovering-seating-rack tool for traffic boat ceremony according to claim 1, wherein the lever structure comprises a supporting seat and a rotating rod, the middle part of the rotating rod is rotatably connected with the supporting seat, the supporting seat is fixedly connected with the bottom of the fixed frame body, the first end of the rotating rod is provided with the counterweight block, the second end of the rotating rod is provided with a placement groove for limiting the counterweight block, and the placement groove is arranged opposite to the counterweight block.

3. The uncovering-seating-rack tool for traffic boat instrumentation according to claim 2, wherein the supporting seat comprises two parallel support plates, the rotating rod is arranged between the two support plates, the two support plates are respectively provided with first connecting holes arranged opposite to each other, the middle part of the rotating rod is provided with second connecting holes corresponding to the first connecting holes, and the first connecting holes and the second connecting holes are connected through screws.

4. The uncovering-seating-rack tool for traffic boat ceremony according to claim 2, wherein a first eye plate is arranged at the second end of the rotating rod, a second eye plate is arranged at the second end of the pull rod, and the first eye plate and the second eye plate are connected through screws.

5. The uncovering-seating-rack tool for traffic boat ceremony as claimed in claim 1, wherein the number of the sleeves is two, the two sleeves are respectively located at the upper edge and the lower edge of the through hole and are arranged in alignment, and the first connecting rope is tied between the two sleeves.

6. The uncovering-seating-rack tool for traffic boat instrumentation according to claim 1, wherein the weight block is hoisted on the top of the fixing frame body through a second connecting rope, the weight block is provided with a connecting part, the top of the fixing frame body is provided with two positioning holes, and the second connecting rope passes through the connecting part and the two positioning holes.

7. The uncovering-sitting-frame tooling for the traffic boat instrument is characterized in that a limiting block and two rope-winding piles are arranged at the top of the fixing frame body, the two rope-winding piles are respectively positioned at two sides of the limiting block, one end of the second connecting rope is connected with the connecting part, the other end of the second connecting rope penetrates through a positioning hole at one side, is wound between the two rope-winding piles, and is connected with the connecting part after penetrating through the positioning hole at the other side.

8. The reveal seat frame tooling for traffic boat ordinance according to claim 6, wherein the diameter of the second connecting rope is smaller than the diameter of the first connecting rope.

9. The uncovering-seating-rack tool for traffic boat instrumentation according to claim 1, wherein the fixing frame body comprises a frame and four sealing plates, the four sealing plates are respectively installed on the upper side, the lower side, the left side and the right side of the frame, the weight is hoisted on the sealing plate located on the upper side, the sleeve is connected on the sealing plate located on the left side, and the movable mechanism is installed on the sealing plate located on the lower side.