CN216944340U

CN216944340U - Metal product gear box cover with high air tightness

Info

Publication number: CN216944340U
Application number: CN202220679421.1U
Authority: CN
Inventors: 洪千皓
Original assignee: Shenzhen Biaoxin Precision Hardware Technology Co ltd
Current assignee: Shenzhen Biaoxin Precision Hardware Technology Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-12
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a metal product gear box cover with high air tightness, which comprises a box body and a sealing air bag, wherein a lower connecting piece is arranged on the front side of the upper end of the box body, a connecting gear rod is arranged in the lower connecting piece, the lower end of the connecting gear rod is connected with a control handle, a connecting sleeve is arranged outside the connecting gear rod, a connecting tooth groove is arranged in the lower end of the connecting sleeve, an upper connecting piece is connected with the upper end of the connecting sleeve, a box cover plate is connected to the left side of the upper connecting piece, and a connecting piece is arranged on the outer side of the lower surface of the box cover plate. This metal product gear box lid that gas tightness is strong passes through the box cover board and connects through the meshing of connecting gear pole and linking tooth's socket, makes the box cover board open for gear formula from the box body top, and the sealed gasbag of box cover board lower surface can expand under the groove effect of bleeding to laminating mutually with closed groove inner wall, makes to have better gas tightness between box cover board and the box body, and auxiliary assembly can cooperate sealed gasbag to increase the gas tightness.

Description

Metal product gear box cover with high air tightness

Technical Field

The utility model relates to the field of metal products, in particular to a metal product gear box cover with high air tightness.

Background

The metal product industry comprises the manufacture of structural metal products, the manufacture of metal tools, the manufacture of containers and metal packaging containers, the manufacture of stainless steel and similar daily metal products, and the like. With the progress of society and the development of science and technology, the application of metal products in industry, agriculture and each field of people's life is more and more extensive, also creates bigger and more value for the society, and after the metal products are produced, need to transport through packing it by the lid.

The problem that the air tightness of a metal product gear box cover in the market is poor when the metal product gear box cover is packaged is solved, and therefore the metal product gear box cover with the strong air tightness is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a metal product gear box cover with high air tightness so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a metal product gear box cover that gas tightness is strong, includes box body and sealed gasbag, the front side of box body upper end is installed down and is linked up the piece, and the internally mounted of linking up the piece down has a connection gear pole, the lower extreme of connecting the gear pole is connected with control handle, and the outside of connecting the gear pole is provided with links up the cover, the inside of linking up the lower extreme of cover is provided with links up the tooth's socket, and links up the upper end of cover and be connected with and link up the piece, the left side of going up the linking up piece is connected with the box cover board, and the outside of box cover board lower surface installs the connecting piece, sealed gasbag sets up in the outside of connecting piece, and the mid-mounting in the outside of box cover board lower surface has sealed piece, the last surface mounting of box cover board has linked up the frame, closed groove has been seted up to the inside of box body, and the inside in closed groove has seted up the groove of taking out the gas.

Further, the shape of the lower connecting piece is triangular, and the shape of the lower connecting piece is consistent with that of the upper connecting piece.

Furthermore, the connecting gear rod is in meshed connection with the connecting tooth groove, and the connecting tooth groove is overlapped with the vertical central axis of the connecting sleeve.

Furthermore, the sealing air bag is tightly attached to the connecting piece, and the central axes of the sealing air bag and the sealing block are overlapped.

Furthermore, the closed groove and the air exhaust groove are in the shape of a square, and the closed groove is overlapped with the central shaft of the box body.

Further, link up the inside of frame and be provided with the auxiliary assembly who is used for increasing the gas tightness, and the auxiliary assembly includes pressure piece, bandage and tightener, the bandage is installed to the front and back end of pressure piece, and the front end of bandage is provided with the tightening piece.

Furthermore, the pressure block is connected with the connecting frame in a clamping mode, and the two groups of tightening pieces are symmetrically arranged on the horizontal central axis of the pressure block.

The utility model provides a metal product gear box cover with strong air tightness, which has the following beneficial effects: this metal product gear box cover that gas tightness is strong connects through the meshing of connecting gear pole and linking tooth's socket of box apron, makes the box apron open for gear formula from the box body top, and the sealed gasbag of box apron lower surface can be expanded under the groove effect of bleeding to laminating mutually with closed inslot wall, makes to have better gas tightness between box apron and the box body, and auxiliary assembly can cooperate sealed gasbag to increase the gas tightness.

1. According to the utility model, the lower linking piece and the upper linking piece are respectively used as connecting parts of the box body and the box cover plate, so that the storage space of the box body can not be occupied, the opening of the box body can not be shielded when the box cover plate is opened, the linking sleeve outside the connecting gear rod drives the box cover plate to move upwards by moving upwards, and after the linking tooth groove and the upper end of the connecting gear rod are in meshed connection, the connecting gear rod drives the linking tooth groove by rotating the control handle, namely the box cover plate rotates, so that the box cover plate is opened from the upper part of the box body.

2. The sealing airbag is arranged outside the connecting piece in a semi-wrapping mode, the diameter of the sealing airbag is larger than that of the closed groove, the sealing airbag and the connecting piece are arranged on the outer side of the lower surface of the box cover plate together, the sealing airbag can be tightly attached to the inner wall of the closed groove after being expanded, good air tightness is achieved between the box cover plate and the box body, the air tightness of the box cover is improved by the sealing block, the closed groove is formed in the wall plate of the box body, and the air exhaust groove can enable the sealing airbag to be attached to the inner wall of the closed groove after being expanded through the air exhaust effect of the air exhaust groove when the sealing airbag and the connecting piece are located in the closed groove.

3. According to the utility model, the pressure block is arranged in the connecting frame, the connecting frame can limit the pressure block, and the binding bands connected with the two ends of the pressure block can make the pressure block exert a downward pressing action on the box cover plate under the tightening action of the tightening piece, so that the air tightness of the box cover plate is improved by matching with the sealing air bag and the like.

Drawings

FIG. 1 is a schematic diagram of a side view of a close cover of a metal product gearbox cover with high airtightness;

FIG. 2 is a schematic view of an open cover top view of a metal product gearbox cover with high airtightness according to the utility model;

fig. 3 is a schematic view of a close cover structure of a metal product gear box cover with high air tightness.

In the figure: 1. a box body; 2. a lower connecting piece; 3. connecting a gear rod; 4. a control handle; 5. a connecting sleeve; 6. connecting the tooth grooves; 7. an upper connecting piece; 8. a box cover plate; 9. a connecting member; 10. sealing the air bag; 11. a sealing block; 12. a connecting frame; 13. closing the groove; 14. an air exhaust groove; 15. an auxiliary component; 1501. a pressure block; 1502. binding bands; 1503. a take-up member.

Detailed Description

As shown in figure 1, a metal product gear box cover with strong air tightness comprises a box body 1 and a sealing air bag 10, wherein a lower connecting piece 2 is arranged on the front side of the upper end of the box body 1, the lower connecting piece 2 is triangular, the lower connecting piece 2 is consistent with an upper connecting piece 7 in shape, the lower connecting piece 2 and the upper connecting piece 7 are respectively used for connecting the box body 1 and a box cover plate 8, the lower connecting piece 2 and the upper connecting piece 7 do not occupy the storage space of the box body 1 and can not shield the opening of the box body 1 when the box cover plate 8 is opened, a connecting gear rod 3 is arranged inside the lower connecting piece 2, the connecting gear rod 3 is in meshing connection with a connecting tooth groove 6, the connecting tooth groove 6 is coincident with the vertical central axis of the connecting sleeve 5, the connecting sleeve 5 outside the connecting gear rod 3 moves upwards by moving upwards to drive the box cover plate 8, after the connecting tooth groove 6 is connected with the upper end of the connecting gear rod 3, the connecting gear rod 3 drives the connecting gear rod 6 to be connected with the connecting tooth groove 6 by rotating a control handle 4, that is, the box cover plate 8 is rotated to open the box cover plate 8 from above the box body 1, the lower end of the connecting gear rod 3 is connected with the control handle 4, and the outside of the connecting gear rod 3 is provided with the engaging sleeve 5, the inside of the lower end of the engaging sleeve 5 is provided with the engaging tooth groove 6, and the upper end of the engaging sleeve 5 is connected with the engaging piece 7.

As shown in fig. 2, the left side of the upper connecting piece 7 is connected with a box cover plate 8, the outer side of the lower surface of the box cover plate 8 is provided with a connecting piece 9, a sealing air bag 10 is arranged outside the connecting piece 9, the sealing air bag 10 is tightly attached to the connecting piece 9, the central axis of the sealing air bag 10 is coincident with the central axis of a sealing block 11, the sealing air bag 10 is half-wrapped and installed outside the connecting piece 9, the diameter of the sealing air bag 10 is larger than that of a closing groove 13 and is installed outside the lower surface of the box cover plate 8, the sealing air bag 10 can be tightly attached to the inner wall of the closing groove 13 after being expanded, so that better air tightness is achieved between the box cover plate 8 and the box body 1, the sealing block 11 also increases the air tightness of the box cover, the middle part of the outer side of the lower surface of the box cover plate 8 is provided with a sealing block 11, the upper surface of the box cover plate 8 is provided with a connecting frame 12, the inside of the box body 1 is provided with the closing groove 13, and the closing groove 13 and an air exhaust groove 14 are both in a square shape, and the closed groove 13 is coincided with the central axis of the box body 1, the closed groove 13 is arranged in the wall plate of the box body 1, the air exhaust groove 14 can enable the sealed air bag 10 to be attached to the inner wall of the closed groove 13 after being expanded through the air exhaust function of the air exhaust groove 14 when the sealed air bag 10 and the connecting piece 9 are positioned in the closed groove 13, and the air exhaust groove 14 is arranged in the closed groove 13.

As shown in fig. 3, an auxiliary assembly 15 for increasing air tightness is arranged inside the joining frame 12, the auxiliary assembly 15 includes a pressure block 1501, a binding belt 1502 and a tightening member 1503, the front end and the rear end of the pressure block 1501 are provided with the binding belt 1502, the pressure block 1501 and the joining frame 12 are connected in a clamping manner, the tightening member 1503 is symmetrically arranged in two groups about a horizontal central axis of the pressure block 1501, the pressure block 1501 is placed inside the joining frame 12, the joining frame 12 can limit the pressure block 1501, the binding belt 1502 connected to the two ends of the pressure block 1501 makes the pressure block 1501 apply a downward pressing force to the box cover plate 8 under the tightening action of the tightening member 1503, so as to match with the sealing airbag 10 and the like to increase the air tightness of the box cover plate 8, and the front end of the binding belt 1502 is provided with the tightening member 1503.

In conclusion, the metal product gear box cover with strong air tightness is characterized in that a metal product is placed in a box body 1, at the moment, a connecting tooth groove 6 at the lower end of a connecting sleeve 5 and the upper end of a connecting gear rod 3 are in a meshing connection state, a control handle 4 is rotated to enable the connecting gear rod 3 to rotate in a lower connecting piece 2, so that an upper connecting piece 7 is driven to rotate to the same vertical plane as the side edge of the lower connecting piece 2, at the moment, a box cover plate 8 is positioned at the upper end of the box body 1, the connecting sleeve 5 moves downwards by pressing the box cover plate 8, meanwhile, the connecting tooth groove 6 is separated from the connecting gear rod 3, a sealing air bag 10 and a sealing block 11 on the lower surface of the box cover plate 8 fall into the middle parts of a closed groove 13 and the box body 1 respectively, the diameter of the sealing air bag 10 is larger than that of the closed groove 13, the sealing air bag 10 is made of rubber, and the air tightness between the box cover plate 8 and the box body 1 is improved preliminarily, place pressure block 1501 in the inside of linking frame 12 again, linking frame 12 can play limiting displacement to pressure block 1501, wind bandage 1502 to the outside of tightening up piece 1503, bandage 1502 tightens up when rotating through tightening up piece 1503, make pressure block 1501 do the effort of pushing down to box cover board 8, rethread external interface connects air extraction equipment and bleeds in to the groove 14 of bleeding, because of the gaseous reduction in the groove 14 of bleeding, can make sealed gasbag 10 expand to closely laminate with closed groove 13 inner wall, make to have better gas tightness between box cover board 8 and the box body 1, sealed piece 11 increases the lid gas tightness equally, again external interface seals up, when taking out metal product, take off auxiliary assembly 15 earlier, rethread external interface makes sealed gasbag 10 shrink, lift box cover board 8 back rethread connection gear lever 3 rotates and opens it.

Claims

1. The metal product gear box cover with high air tightness comprises a box body (1) and a sealing air bag (10) and is characterized in that a lower connecting piece (2) is installed on the front side of the upper end of the box body (1), a connecting gear rod (3) is installed inside the lower connecting piece (2), the lower end of the connecting gear rod (3) is connected with a control handle (4), a connecting sleeve (5) is arranged outside the connecting gear rod (3), a connecting tooth groove (6) is formed inside the lower end of the connecting sleeve (5), an upper connecting piece (7) is connected to the upper end of the connecting sleeve (5), a box cover plate (8) is connected to the left side of the upper connecting piece (7), a connecting piece (9) is installed on the outer side of the lower surface of the box cover plate (8), the sealing air bag (10) is arranged outside the connecting piece (9), and a sealing block (11) is installed in the middle of the outer side of the lower surface of the box cover plate (8), the upper surface mounting of box apron (8) has linking frame (12), closed groove (13) have been seted up to the inside of box body (1), and the inside of closed groove (13) has seted up and has taken out gas groove (14).

2. A highly gas tight metal product gearbox cover according to claim 1, characterised in that the shape of the lower joint part (2) is triangular and that the lower joint part (2) and the upper joint part (7) are congruent in shape.

3. The highly airtight metal product gearbox cover according to claim 1, wherein said connecting gear rods (3) are engaged with said engaging tooth grooves (6), and said engaging tooth grooves (6) and said engaging sleeves (5) have vertical central axes coincident with each other.

4. The metal product gear box cover with high air tightness as recited in claim 1 is characterized in that the sealing air bag (10) is tightly attached to the connecting piece (9), and the central axes of the sealing air bag (10) and the sealing block (11) are coincident.

5. The metal product gear box cover with high air tightness as claimed in claim 1, wherein the closed groove (13) and the air exhaust groove (14) are in a square shape, and the closed groove (13) and the central axis of the box body (1) are coincident.

6. The highly airtight metal product gearbox cover according to claim 1, wherein the inside of said joint frame (12) is provided with an auxiliary assembly (15) for increasing airtightness, and the auxiliary assembly (15) comprises a pressure block (1501), a strap (1502) and a tightening member (1503), the front and rear ends of the pressure block (1501) are provided with the strap (1502), and the front end of the strap (1502) is provided with the tightening member (1503).

7. The highly airtight metal product gearbox cover according to claim 6, wherein the pressure block (1501) and the engagement frame (12) are snap-fitted, and two sets of tightening members (1503) are symmetrically arranged about the horizontal central axis of the pressure block (1501).