CN219337623U - High-strength sealing connection structure for handle shell - Google Patents
High-strength sealing connection structure for handle shell Download PDFInfo
- Publication number
- CN219337623U CN219337623U CN202320227678.8U CN202320227678U CN219337623U CN 219337623 U CN219337623 U CN 219337623U CN 202320227678 U CN202320227678 U CN 202320227678U CN 219337623 U CN219337623 U CN 219337623U
- Authority
- CN
- China
- Prior art keywords
- handle
- connector
- shell
- screw fastening
- handle shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Details Of Rigid Or Semi-Rigid Containers (AREA)
Abstract
The utility model relates to the field of mechanical connection, and discloses a high-strength sealing connection structure for a handle shell. The handle end cover is provided with a connector, the connector is in a cylindrical structure, the outer wall surface of the connector and the inner wall surface of the handle shell are both conical surfaces which are matched with each other, and a wedge-shaped structure is formed between the outer wall surface of the connector and the inner wall surface of the handle shell. The connecting face of the wedge-shaped structure is formed between the handle cover plate and the handle shell by the connector, glue is coated between the outer wall face of the connector and the inner wall face of the handle shell, and the handle shell, the connector and the handle cover plate are connected into a whole in a bonding connection mode. The adhesive bonding surface is large based on the connecting surface of the wedge-shaped structure, the adhesive bonding force is strong, and the strength of broken materials can be achieved; in addition, realize from the centering installation between handle casing, connector and the handle apron, play the effect of reducing the poor risk of breaking, increase complex degree of firmness, can realize that the position is accurate, high strength, sealed connection between handle apron and the handle casing.
Description
Technical Field
The utility model relates to the field of mechanical connection, in particular to a high-strength sealing connection structure for a handle shell.
Background
Usually, the handle shells of the product are connected by adopting screws, and a screw mounting structure is necessarily reserved on the outer surface of the shell; the screw-like threaded connection structure is adopted, holes are formed on the outer surface of the shell, however, due to the large fit clearance, the break difference is easily formed on the outer surface, and the through structural part is usually arranged inside the handle shell, so that the space inside the handle shell is compact, and the design is limited. Still other handle housings use interference press-fit arrangements that make assembly and disassembly difficult.
Because the handle products of the medical apparatus generally need to be disinfected and sterilized, holes on the outer surface can cause the problem of sterilization effectiveness, and simultaneously, the requirements on the structural connection strength and the sealing performance are higher.
Disclosure of Invention
Aiming at the defects existing in the prior art, the high-strength sealing connection structure for the handle shell is provided, and the connection with accurate position, high strength and sealing can be realized.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a high-strength sealing connection structure for a handle shell comprises a handle shell and a handle end cover, wherein the handle end cover is fixedly connected with the handle shell; the method is characterized in that: the handle end cover is provided with a connector, one end of the connector is fixed on the end face of the handle end cover, which is connected with the shell, the other end of the connector is inserted into the handle shell, the outer wall face of the connector and the inner wall face of the handle shell are both conical surfaces which are matched with each other, a wedge-shaped structure is formed between the connector and the handle shell, and the end face of the handle shell is matched with the end face of the handle cover plate; the outer wall surface of the connector is adhered with the inner wall surface of the handle shell through glue.
According to the technical scheme, the conical surface adopts a conical shape, a square conical shape and other special-shaped conical shapes.
According to the technical scheme, the novel handle cover plate is characterized by further comprising a pre-tightening screw, screw fastening seats are arranged on the handle cover plate and the connecting head, and the screw fastening seats are distributed along the length direction of the connecting head; the handle shell is provided with screw fastening holes which are close to the tail end of the connector and are distributed along the extending direction of the connector; the screw fastening holes and the screw fastening seats are matched with the sizes of the pre-tightening screws, and the pre-tightening screws penetrate through the screw fastening holes and the screw fastening seats to tightly attach the handle end cover and the handle shell.
According to the technical scheme, at least 2 groups of pre-tightening screws, screw fastening seats and screw fastening holes are formed, and the size of the connector is determined. The embodiment in the figure is provided with 4 groups of pre-tightening screws, screw fastening seats and screw fastening holes.
According to the technical scheme, the screw fastening seat is an orifice which sequentially penetrates through the handle cover plate and the connector; the screw fastening seat is divided into a through hole section and a threaded hole section, and the through hole section and the threaded hole section are coaxially designed; the through hole section starts from the side surface of the handle cover plate, which is far away from the connector, the threaded hole section starts from the end surface of the connector, which is close to the inner cavity of the handle shell, and the joint of the through hole section and the threaded hole section is positioned on the connector; the size of the threaded hole is consistent with the size of the screw fastening hole, when the connector is connected with the handle shell, the threaded hole and the screw fastening hole are coaxial, and the length of the threaded hole section is designed according to the length of the fastening bolt.
According to the technical scheme, after the pre-tightening screw is screwed into the screw fastening seat, the filler is filled in the through hole section.
According to the technical scheme, the glue adopts thermosetting high-strength glue.
According to the technical scheme, the sealing ring is additionally arranged between the handle shell and the handle end cover, so that glue between the inner side surface of the handle shell and the outer side surface of the connector is protected from erosion.
According to the technical scheme, the handle cover plate comprises a handle cover plate, and the handle cover plate is arranged on the end face of the handle cover plate, which is far away from the connector, and further comprises a decorating part.
According to the technical scheme, the decorating part and the end cover are connected in an adhesive, welding or mechanical connection mode.
The utility model has the following beneficial effects:
1. through setting up the connector, utilize the connector to form wedge structure's junction surface between handle apron and handle casing and connect to scribble and establish glue between the outer wall of connector and the inner wall of handle casing, connect into a whole with the connected mode of bonding between handle casing, connector and the handle apron. The adhesive bonding surface is large based on the connecting surface of the wedge-shaped structure, the adhesive bonding force is strong, and the strength of broken materials can be achieved; in addition, realize from the centering installation between handle casing, connector and the handle apron, play the effect of reducing the poor risk of breaking, increase complex degree of firmness, can realize that the position is accurate, high strength, sealed connection between handle apron and the handle casing.
In the prior art, the handle shell and the handle cover plate are connected through screws, so that the outer surface of the shell is complete, and the sterilization risk is reduced; compared with the prior art, the mode of the bolt connection between the handle shell and the handle cover plate is adopted, the inner space of the embodiment is large, and the structural layout difficulty is reduced.
2. After glue is coated between the outer wall surface of the connector and the inner wall surface of the handle shell and between the end surface of the handle shell and the handle cover plate, a pre-tightening force is formed between the outer wall surface of the connector and the inner wall surface of the handle shell and between the end surface of the handle shell and the handle cover plate by screwing the pre-tightening screw into the screw fastening seat and the screw fastening hole simultaneously, so that the glue can be tightly bonded into a whole among the handle shell, the connector and the handle cover plate, and no displacement among the handle shell, the connector and the handle cover plate in the glue curing process is ensured.
Drawings
FIG. 1 is a schematic cross-sectional view of a provided embodiment of the present utility model;
FIG. 2 is a schematic diagram of an exploded construction of an embodiment of the present utility model;
FIG. 3 is a schematic view of the structure of a handle housing of an embodiment of the present utility model;
FIG. 4 is a schematic view of the structure of the end cap and connector of the handle according to the present utility model;
in the figure, 1, a handle shell; 1-1, an inner wall surface of a handle housing; 2. a handle end cap; 3. a connector; 3-1, the outer wall surface of the connector; 4. pre-tightening a screw; 5. a screw fastening seat; 5-1, a through hole section; 5-2, a threaded hole section 5; 6. screw fastening holes; 7. a seal ring; 8. and (5) decorating pieces.
Detailed Description
The utility model will now be described in detail with reference to the drawings and examples.
Referring to fig. 1 to 4, the high-strength sealing connection structure for a handle shell provided by the utility model comprises a handle shell 1 and a handle end cover 2, wherein the handle end cover is fixedly connected with the handle shell. The handle end cover is provided with a connector 3, one end of the connector is fixed on the end face of the handle end cover, which is connected with the shell, the other end of the connector is inserted into the handle shell, the outer wall face 3-1 of the connector and the inner wall face 1-1 of the handle shell are both conical surfaces which are matched, a wedge-shaped structure is formed between the connector and the handle shell (after the handle end cover is inserted into the handle shell, the outer wall face of the handle connector and the inner wall face of the handle shell are perfectly matched, and self-centering installation is formed), and the end face of the handle shell is matched with the end face of the handle cover plate; the outer wall surface of the connector is adhered with the inner wall surface of the handle shell through glue.
According to the embodiment, the connector is arranged, the connecting surface of the wedge-shaped structure is formed between the handle cover plate and the handle shell by the connector to be connected, glue is coated between the outer wall surface of the connector and the inner wall surface of the handle shell, and the handle shell, the connector and the handle cover plate are connected into a whole in a bonding connection mode. The adhesive bonding surface is large based on the connecting surface of the wedge-shaped structure, the adhesive bonding force is strong, and the strength of broken materials can be achieved; in addition, realize from the centering installation between handle casing, connector and the handle apron, play the effect of reducing the poor risk of breaking, increase complex degree of firmness, can realize that the position is accurate, high strength, sealed connection between handle apron and the handle casing.
Compared with the prior art, the handle shell and the handle cover plate are connected through the screws, and the embodiment ensures that the outer surface of the shell is complete, and the sterilization risk is reduced; compared with the prior art, the mode of the bolt connection between the handle shell and the handle cover plate is adopted, the inner space of the embodiment is large, and the structural layout difficulty is reduced.
Further, the conical surface adopts a conical shape, a square conical shape and other special-shaped conical shapes.
Further, the novel multifunctional electric wrench further comprises a pre-tightening screw 4, screw fastening seats 5 are arranged on the handle cover plate and the connecting head, and the screw fastening seats are distributed along the length direction of the connecting head; a screw fastening hole 6 is arranged on the handle shell, and is close to the tail end of the connector and is distributed along the extending direction of the connector; the screw fastening holes and the screw fastening seats are matched with the sizes of the pre-tightening screws, and the pre-tightening screws penetrate through the screw fastening holes and the screw fastening seats to tightly attach the handle end cover and the handle shell.
After glue is coated between the outer wall surface of the connector and the inner wall surface of the handle shell and between the end surface of the handle shell and the handle cover plate, a pre-tightening force is formed between the outer wall surface of the connector and the inner wall surface of the handle shell and between the end surface of the handle shell and the handle cover plate by screwing the pre-tightening screw into the screw fastening seat and the screw fastening hole simultaneously, so that the glue can be tightly bonded into a whole among the handle shell, the connector and the handle cover plate, and no displacement among the handle shell, the connector and the handle cover plate in the glue curing process is ensured.
Further, at least 2 groups of pre-tightening screws, screw fastening seats and screw fastening holes are arranged, and the size of the connector is determined. The embodiment in the figure is provided with 4 groups of pre-tightening screws, screw fastening seats and screw fastening holes.
Specifically, the screw fastening seat is an orifice which sequentially penetrates through the handle cover plate and the connector; the screw fastening seat is divided into a through hole section 5-1 and a screw hole section 5-2, and the through hole section and the screw hole section are coaxially designed; the through hole section starts from the side surface of the handle cover plate, which is far away from the connector, the threaded hole section starts from the end surface of the connector, which is close to the inner cavity of the handle shell, and the joint of the through hole section and the threaded hole section is positioned on the connector; the size of the threaded hole is consistent with the size of the screw fastening hole, when the connector is connected with the handle shell, the threaded hole and the screw fastening hole are coaxial, and the length of the threaded hole section is designed according to the length of the fastening bolt. The external screw tightening tool stretches into the through hole section to screw and unscrew the tightening screw.
Further, in order to avoid dirt in the pretension screw and the through hole section in the screw fastening seat, the filler is filled in the through hole section after the pretension screw is screwed into the screw fastening seat.
Preferably, the glue is a thermosetting high-strength glue; when the handle shell, the handle cover plate and the connector are made of metal materials, the handle shell and the handle cover plate can be separated in a heating mode according to requirements.
Preferably, a sealing ring 7 is added between the handle shell and the handle end cover to protect the glue between the inner side surface of the handle shell and the outer side surface of the connector from erosion.
Further, the novel handle cover plate comprises a decorating part 8, the decorating part is arranged on the end face, far away from the connector, of the handle cover plate, various shapes of products can be achieved through the decorating part, and complex shapes can be achieved conveniently. The decoration and the end cover are connected by adopting bonding, welding or mechanical connection. In the figure, the decoration piece plays a role in shielding the screw fastening seat.
The foregoing is merely illustrative of the present utility model and is not intended to limit the scope of the utility model, which is defined by the claims and their equivalents.
Claims (10)
1. A high-strength sealing connection structure for a handle shell comprises a handle shell and a handle end cover, wherein the handle end cover is fixedly connected with the handle shell; the method is characterized in that: the handle end cover is provided with a connector, one end of the connector is fixed on the end face of the handle end cover, which is connected with the shell, the other end of the connector is inserted into the handle shell, the outer wall face of the connector and the inner wall face of the handle shell are both conical surfaces which are matched with each other, a wedge-shaped structure is formed between the connector and the handle shell, and the end face of the handle shell is matched with the end face of the handle cover plate; the outer wall surface of the connector is adhered with the inner wall surface of the handle shell through glue.
2. The high strength sealed connection for handle-type housings according to claim 1, wherein: the conical surface adopts a conical shape, a square conical shape and a special-shaped conical shape.
3. The high-strength sealing-connecting structure for a handle-like housing according to claim 1 or 2, characterized in that: the screw tightening seat is arranged along the length direction of the connector; the handle shell is provided with screw fastening holes which are close to the tail end of the connector and are distributed along the extending direction of the connector; the screw fastening holes and the screw fastening seats are matched with the sizes of the pre-tightening screws, and the pre-tightening screws penetrate through the screw fastening holes and the screw fastening seats to tightly attach the handle end cover and the handle shell.
4. The high-strength sealing-connecting structure for a handle-like housing according to claim 1 or 2, characterized in that: at least 2 groups of pre-tightening screws, screw fastening seats and screw fastening holes are arranged, and the size of the connector is determined.
5. The high strength seal attachment structure for handle-type housings of claim 4, wherein: the screw fastening seat is an orifice which sequentially penetrates through the handle cover plate and the connector; the screw fastening seat is divided into a through hole section and a threaded hole section, and the through hole section and the threaded hole section are coaxially designed; the through hole section starts from the side surface of the handle cover plate, which is far away from the connector, the threaded hole section starts from the end surface of the connector, which is close to the inner cavity of the handle shell, and the joint of the through hole section and the threaded hole section is positioned on the connector; the size of the threaded hole is consistent with the size of the screw fastening hole, when the connector is connected with the handle shell, the threaded hole and the screw fastening hole are coaxial, and the length of the threaded hole section is designed according to the length of the fastening bolt.
6. The high strength seal attachment for handle-type housings of claim 5, wherein: and filling filler in the through hole section after the pre-tightening screw is screwed into the screw fastening seat.
7. The high strength sealed connection for handle-type housings according to claim 1, wherein: the glue adopts thermosetting high-strength glue.
8. The high strength sealed connection for handle-type housings according to claim 1, wherein: and a sealing ring is added between the handle shell and the handle end cover to protect glue between the inner side surface of the handle shell and the outer side surface of the connector from erosion.
9. The high strength sealed connection for handle-type housings according to claim 1, wherein: the handle cover plate is characterized by further comprising a decorating part, wherein the decorating part is arranged on the end face, far away from the connector, of the handle cover plate.
10. The high strength sealed connection for handle-type housings according to claim 1, wherein: the decoration and the end cover are connected by adopting bonding, welding or mechanical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320227678.8U CN219337623U (en) | 2023-02-15 | 2023-02-15 | High-strength sealing connection structure for handle shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320227678.8U CN219337623U (en) | 2023-02-15 | 2023-02-15 | High-strength sealing connection structure for handle shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219337623U true CN219337623U (en) | 2023-07-14 |
Family
ID=87104403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320227678.8U Active CN219337623U (en) | 2023-02-15 | 2023-02-15 | High-strength sealing connection structure for handle shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219337623U (en) |
-
2023
- 2023-02-15 CN CN202320227678.8U patent/CN219337623U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106785646B (en) | A kind of cylindrical sealing structure of penetrating cable | |
| CN201428882Y (en) | Connecting joint for hose and hard pipe | |
| CN219337623U (en) | High-strength sealing connection structure for handle shell | |
| CN103318419A (en) | Seal structure for sleeve connection of pod body and antenna housing of onboard electronic pod | |
| CN210426829U (en) | Cable outlet type pressure sensor | |
| CN212085737U (en) | Sealing connection structure of cable and operation part | |
| CN105977073B (en) | Nozzle connection structure and the arc-chutes and breaker using the structure | |
| CN205113029U (en) | Explosion -proof type meter box | |
| CN207691098U (en) | A kind of underwater electrical connector | |
| CN203859483U (en) | Metal cable gland | |
| CN202840087U (en) | Hand-held B-ultrasound micro connector | |
| CN202252499U (en) | Quick-insertion type pipe joint assembly for vehicle | |
| CN213937408U (en) | Power cable wiring protection device | |
| CN209000967U (en) | A kind of mounting structure of the sealing of the plug connector in battery pack | |
| CN201893487U (en) | Economical three-way electric connector with transfer pipe | |
| CN201439792U (en) | Automobile brake drum connecting bolt | |
| CN209754398U (en) | Clamp device for high-purity rotating target welding stress treatment | |
| CN211576389U (en) | Movable assembled seal enhancement type temperature sensor | |
| CN209267135U (en) | A kind of charging pile flange form waterproof connector | |
| CN210290393U (en) | Pipe connector | |
| CN107542980A (en) | A kind of traveling nut is connected device | |
| CN216642728U (en) | High leakproofness threaded fastener | |
| CN207161483U (en) | A kind of engine mount and wing attachment structure | |
| CN215419536U (en) | Cable sealing connection structure for water pump | |
| CN112960102B (en) | Aircraft conical cabin integrated equipment installation opening cover and installation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |