CN220816189U - Screw connection structure of space-saving plastic part - Google Patents
Screw connection structure of space-saving plastic part Download PDFInfo
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- CN220816189U CN220816189U CN202322580975.3U CN202322580975U CN220816189U CN 220816189 U CN220816189 U CN 220816189U CN 202322580975 U CN202322580975 U CN 202322580975U CN 220816189 U CN220816189 U CN 220816189U
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- 210000001503 joint Anatomy 0.000 claims description 15
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 238000003032 molecular docking Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of connecting structures, in particular to a screw connecting structure of a space-saving plastic part, which comprises a plastic bottom shell and a plastic shell, wherein a flat opposite-inserting assembly is fixedly connected to the center of the top surface of the plastic bottom shell, a flat hole is formed in the center of the plastic shell, and the flat opposite-inserting assembly can be inserted into the inner wall of the flat hole. The utility model has the advantages that: through flat to inserting subassembly and flat hole, make plastic drain pan and plastic shell can peg graft each other together, then pass the circular arc breach at flat hole middle part with connecting screw and screw hole screw thread tighten, can make the plugboard by split two parts open the deformation to both sides respectively through tightening, and then make the inclined plane latch chucking plastic shell of both sides, whole connection structure is comparatively flat, can save the marginal space of plastic spare greatly and occupy, simultaneously connecting screw's pressure is exerted on the flat to inserting subassembly, the plastic shell does not receive pressure, consequently the surface can not receive the compression deformation, connect convenient and fast firmly.
Description
Technical Field
The utility model relates to the technical field of connecting structures, in particular to a screw connecting structure of a space-saving plastic part.
Background
The connection structure at plastic part casing edge mainly divide into buckle formula, hot melt welding formula and screw fastening formula, and screw fastening formula connected mode is more firm, and the range of application is wider, but present screw fastening formula plastic part connection structure in use still has following problem:
At present, the screw connection structure of the plastic part is characterized in that a column body with internal threads is arranged on a base, a through hole is formed in a plastic shell, a screw penetrates through the through hole and is in threaded connection with the inner wall of the column body, the plastic shell is fixed through the compression of a screw head, the diameter of the column body with the internal threads is far larger than that of the screw, the occupied volume of the column body is large, the head of the screw is pressed on a plastic shell, the shell is easily crushed, and the deformation of the shell causes the surface compressed to deform and whiten.
Disclosure of utility model
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, an objective of the present utility model is to provide a screw connection structure for plastic parts that saves space, so as to solve the problems mentioned in the background art and overcome the shortcomings in the prior art.
In order to achieve the above-mentioned objective, an embodiment of an aspect of the present utility model provides a screw connection structure for a plastic part that saves space, including a plastic bottom shell and a plastic housing, wherein a flat insertion assembly is fixedly connected to a center of a top surface of the plastic bottom shell, a flat hole is formed in the center of the plastic housing, the flat insertion assembly can be inserted into an inner wall of the flat hole, a connection screw is screwed to the center of the flat insertion assembly, a top portion of the flat insertion assembly penetrates out of the top surface of the plastic housing through the flat hole, a width of the flat insertion assembly is smaller than a diameter of the connection screw, a diameter of a screw head of the connection screw is larger than a width of the flat hole, and edges of two sides of the flat hole are opened to two sides when the connection screw is tightened.
By the preferred of above-mentioned arbitrary scheme, flat butt joint subassembly includes the butt joint bottom plate, the center department fixedly connected with plugboard of butt joint bottom plate top surface, the screw hole has been seted up at the middle part of plugboard, the screw hole separates the plugboard into two parts from the center, the equal fixedly connected with inclined plane latch in edge at plugboard both sides top, connecting screw and screw hole threaded connection.
The technical effect achieved by adopting the scheme is as follows: the whole connecting structure is flat, and the occupation of the edge space of the plastic part can be greatly saved.
By the preferred in arbitrary scheme of above-mentioned, flat hole is including seting up in the butt joint groove in plastic shell bottom surface middle part, the connecting hole has been seted up at the middle part in butt joint groove, the circular arc breach has all been seted up at the middle part of connecting hole inner wall both sides face, the slope has all been seted up at the top of circular arc breach.
The technical effect achieved by adopting the scheme is as follows: the screw is conveniently led into the connecting screw through the arc notch and the slope, and the installation and the fixation are convenient.
By any of the above schemes, preferably, the diameter of the screw hole is larger than the thickness of the plugboard, the top edge of the screw hole is provided with a guiding slope, and when the connecting screw is tightened, the inclined plane latches on two sides of the plugboard are guided by the guiding slope to push outwards.
The technical effect achieved by adopting the scheme is as follows: the connecting screw is convenient to screw into the screw hole through the guiding slope, and the screw hole is spread, so that the inclined plane clamping teeth are clamped to two sides.
By any of the above schemes, it is preferable that the size of the plugging plate is matched with the size of the inner wall of the connecting hole, and the bottom surface of the inclined latch corresponds to the top surface of the plastic housing after the plugging plate passes through the connecting hole.
The technical effect achieved by adopting the scheme is as follows: the plug board is screwed and pushed by the connecting screw, and the inclined plane latch can clamp the top surface of the plastic shell.
It is preferable in any of the above-described aspects that the size of the docking base plate is adapted to the size of the inner wall of the docking slot.
The technical effect achieved by adopting the scheme is as follows: the butt joint bottom plate and the butt joint groove can be tightly butt-jointed together, and the positioning stability effect is improved.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
This save screw connection structure of plastic part in space makes plastic drain pan and plastic shell can peg graft each other together through flat to inserting subassembly and flat hole, then passes the circular arc breach at flat hole middle part with connecting screw and screw hole screw thread and tighten, can make the plugboard by split two parts open the deformation to both sides respectively through tightening, and then make the inclined plane latch chucking plastic shell of both sides, whole connection structure is comparatively flat, can save the marginal space of plastic part greatly and occupy, simultaneously connecting screw's pressure is exerted on the flat to inserting subassembly, the plastic shell does not receive pressure, consequently the surface can not receive the compression deformation, connect convenient and fast firmly.
Drawings
FIG. 1 is a schematic diagram of an explosive structure of the present utility model;
FIG. 2 is a schematic diagram of a combined structure of the present utility model;
FIG. 3 is a schematic structural view of the plastic housing of the present utility model.
In the figure: the plastic shell comprises a 1-plastic bottom shell, a 2-plastic shell, a 3-flat plug-in assembly, a 31-butt joint bottom plate, a 32-plug board, 33-inclined plane clamping teeth, 34-screw holes, 4-flat holes, 41-butt joint grooves, 42-connecting holes, 43-arc notches, 44-slopes and 5-connecting screws.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.
Embodiment one: as shown in fig. 1 to 3, a screw connection structure of a space-saving plastic part comprises a plastic bottom shell 1 and a plastic shell 2, wherein a flat opposite-inserting assembly 3 is fixedly connected to the center of the top surface of the plastic bottom shell 1, a flat hole 4 is formed in the center of the plastic shell 2, the flat opposite-inserting assembly 3 can be inserted into the inner wall of the flat hole 4, a connecting screw 5 is in threaded connection with the center of the flat opposite-inserting assembly 3, the top of the flat opposite-inserting assembly 3 penetrates out of the top surface of the plastic shell 2 through the flat hole 4, the width of the flat opposite-inserting assembly 3 is smaller than the diameter of the connecting screw 5, the diameter of a screw head of the connecting screw 5 is larger than the width of the flat hole 4, and two sides of the flat opposite-inserting assembly 3 are opened to two sides to clamp edges of the two sides of the flat hole 4 when the connecting screw 5 is tightened.
As an alternative technical scheme of the utility model, the flat opposite plug assembly 3 comprises the opposite base plate 31, the plug plate 32 is fixedly connected to the center of the top surface of the opposite base plate 31, the middle part of the plug plate 32 is provided with the screw hole 34, the plug plate 32 is divided into two parts from the center by the screw hole 34, the edges of the tops of the two sides of the plug plate 32 are fixedly connected with the inclined plane latch 33, the connecting screw 5 is in threaded connection with the screw hole 34, the whole connecting structure is flat, and the occupation of the edge space of plastic parts can be greatly saved.
As an alternative technical scheme of the utility model, the flat hole 4 comprises a butt joint groove 41 arranged in the middle of the bottom surface of the plastic shell 2, a connecting hole 42 is arranged in the middle of the butt joint groove 41, arc gaps 43 are arranged in the middle of two side surfaces of the inner wall of the connecting hole 42, slopes 44 are arranged at the tops of the arc gaps 43, and screws are conveniently led into the connecting screws 5 through the arc gaps 43 and the slopes 44, so that the installation and the fixation are convenient.
As an alternative solution of the present utility model, the diameter of the screw hole 34 is larger than the thickness of the plugboard 32, a guiding slope is formed at the top edge of the screw hole 34, the inclined plane latches 33 at two sides of the plugboard 32 are pushed outwards by guiding the guiding slope when the connection screw 5 is tightened, the connection screw 5 is screwed into the screw hole 34 conveniently by the guiding slope, and the screw hole 34 is spread, so that the inclined plane latches 33 are clamped at two sides.
As an alternative solution of the present utility model, the size of the plug board 32 is adapted to the size of the inner wall of the connecting hole 42, and the bottom surface of the inclined latch 33 corresponds to the top surface of the plastic housing 2 after the plug board 32 passes through the connecting hole 42, so that the plug board 32 is screwed and pushed by the connecting screw 5, and the inclined latch 33 can clamp the top surface of the plastic housing 2.
As an alternative solution of the present utility model, the size of the docking bottom plate 31 is adapted to the size of the inner wall of the docking slot 41, so that the docking bottom plate 31 and the docking slot 41 can be tightly docked together, and the positioning stability effect is improved.
A screw connection structure of plastic parts saves space, the working principle is as follows:
1) The plastic bottom shell 1 and the plastic shell 2 can be mutually inserted through the flat opposite-inserting assembly 3 and the flat hole 4;
2) Then the connecting screw 5 passes through the arc notch 43 in the middle of the flat hole 4 to be screwed with the screw hole 34, and the two divided parts of the plugboard 32 are respectively opened to two sides to deform by screwing, so that the inclined plane clamping teeth 33 on the two sides clamp the plastic shell 2, and the fixation is realized.
To sum up, according to the screw connection structure of the space-saving plastic part, the plastic bottom shell 1 and the plastic shell 2 can be mutually inserted through the flat opposite-inserting assembly 3 and the flat hole 4, then the connecting screw 5 passes through the arc notch 43 in the middle of the flat hole 4 to be screwed up with the screw hole 34, the two divided parts of the plugboard 32 can be respectively opened and deformed to two sides through screwing up, the inclined plane clamping teeth 33 on the two sides are used for clamping the plastic shell 2, the whole connection structure is flat, the occupation of the edge space of the plastic part can be greatly saved, meanwhile, the pressure of the connecting screw 5 is applied to the flat opposite-inserting assembly 3, the plastic shell 2 is not stressed, and therefore, the surface cannot be deformed by pressure, and the connection is convenient, quick and firm.
Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A screw connection structure of space-saving plastic part, its characterized in that: including plastic drain pan (1) and plastic shell (2), the center department fixedly connected with flat butt-joint subassembly (3) of plastic drain pan (1) top surface, flat hole (4) have been seted up to the center department of plastic shell (2), flat butt-joint subassembly (3) can insert flat hole (4) inner wall, the center department threaded connection of flat butt-joint subassembly (3) has connecting screw (5), the top of flat butt-joint subassembly (3) wears out the top surface of plastic shell (2) through flat hole (4), the width of flat butt-joint subassembly (3) is less than the diameter of connecting screw (5), the diameter of connecting screw (5) screwhead is greater than the width of flat hole (4), the both sides of flat butt-joint subassembly (3) open the edge of chucking flat hole (4) both sides to both sides when connecting screw (5) tighten.
2. The screw connection structure of a space-saving plastic part according to claim 1, wherein: the flat butt-joint assembly (3) comprises a butt-joint bottom plate (31), a plugboard (32) is fixedly connected to the center of the top surface of the butt-joint bottom plate (31), a screw hole (34) is formed in the middle of the plugboard (32), the plugboard (32) is divided into two parts from the center through the screw hole (34), inclined-plane clamping teeth (33) are fixedly connected to the edges of the tops of two sides of the plugboard (32), and the connecting screw (5) is in threaded connection with the screw hole (34).
3. The screw connection structure of a space-saving plastic part according to claim 2, wherein: the flat hole (4) comprises a butt joint groove (41) formed in the middle of the bottom surface of the plastic shell (2), a connecting hole (42) is formed in the middle of the butt joint groove (41), arc gaps (43) are formed in the middle of two side surfaces of the inner wall of the connecting hole (42), and slopes (44) are formed in the tops of the arc gaps (43).
4. A screw connection structure for space-saving plastic parts according to claim 3, wherein: the diameter of the screw hole (34) is larger than the thickness of the plugboard (32), a guide slope is arranged at the top edge of the screw hole (34), and when the connecting screw (5) is tightened, the inclined plane clamping teeth (33) on two sides of the plugboard (32) are guided by the guide slope to push outwards.
5. The screw connection structure of a space-saving plastic part according to claim 4, wherein: the size of the plugboard (32) is matched with the size of the inner wall of the connecting hole (42), and the bottom surface of the inclined-plane latch (33) corresponds to the top surface of the plastic shell (2) after the plugboard (32) passes through the connecting hole (42).
6. The screw connection structure of a space-saving plastic part according to claim 5, wherein: the size of the butt joint bottom plate (31) is matched with the size of the inner wall of the butt joint groove (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322580975.3U CN220816189U (en) | 2023-09-22 | 2023-09-22 | Screw connection structure of space-saving plastic part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322580975.3U CN220816189U (en) | 2023-09-22 | 2023-09-22 | Screw connection structure of space-saving plastic part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220816189U true CN220816189U (en) | 2024-04-19 |
Family
ID=90701000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322580975.3U Active CN220816189U (en) | 2023-09-22 | 2023-09-22 | Screw connection structure of space-saving plastic part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220816189U (en) |
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2023
- 2023-09-22 CN CN202322580975.3U patent/CN220816189U/en active Active
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