CN220428222U - Self-tapping screw installation auxiliary device - Google Patents
Self-tapping screw installation auxiliary device Download PDFInfo
- Publication number
- CN220428222U CN220428222U CN202321809137.2U CN202321809137U CN220428222U CN 220428222 U CN220428222 U CN 220428222U CN 202321809137 U CN202321809137 U CN 202321809137U CN 220428222 U CN220428222 U CN 220428222U
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- Prior art keywords
- connecting rod
- tapping screw
- screw installation
- self
- sleeve
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 38
- 238000009434 installation Methods 0.000 title claims abstract description 26
- 230000007704 transition Effects 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 14
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a self-tapping screw installation auxiliary device which comprises a connecting rod, a first elastic piece and a sleeve, wherein the connecting rod comprises a first connecting rod, a second connecting rod and a third connecting rod which are sequentially connected and have gradually increased outer diameters, and a concave groove is formed in the third connecting rod; the end part of the sleeve is provided with a clamping ring, the inner diameter of the sleeve is larger than the outer diameter of the third connecting rod, and the inner diameter of the clamping ring is larger than the outer diameter of the second connecting rod and smaller than the outer diameter of the third connecting rod; the first elastic piece is respectively connected with the first connecting rod and the clamping ring; the movable grooves are formed in two sides of the sleeve, clamping plates hinged with the clamping rings are arranged at the movable grooves in two sides, and the movable grooves are provided with baffle rods. According to the utility model, in the single-hand nailing process of the electric hand drill, the clamping plates at the two sides clamp and fix the self-tapping screw until the nailing reaches a certain process, the clamping plates at the two sides automatically open, and the electric hand drill can be freely taken off after the nailing is completed, so that the electric hand drill has ingenious overall design and convenient and simple operation.
Description
Technical Field
The utility model relates to the technical field of installation of self-tapping screws, in particular to an auxiliary device for installing self-tapping screws.
Background
Self-tapping screws, or screws with quick teeth, are quick-mounting fasteners made of steel and passivated by surface galvanization. Self-tapping screws are often used for the connection between thin metal plates (steel plates, saw plates, etc.). When in connection, a threaded bottom hole is made on the connected piece, and then the self-tapping screw is screwed into the threaded bottom hole of the connected piece.
In the current construction process, the self-tapping screw is easy to fall off when being driven to a bit, one hand is required to hold the nail, the other hand is required to be driven, and one-hand operation cannot be met, so that an auxiliary device is needed to assist in completing one-hand nailing operation.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the self-tapping screw installation auxiliary device, so that the clamping plates at two sides clamp and fix the self-tapping screw in the process of single-hand nailing of the electric hand drill until the nailing reaches a certain process, the clamping plates at two sides automatically open, and the electric hand drill can be freely taken off after the nailing is completed.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the self-tapping screw installation auxiliary device comprises a connecting rod, a first elastic piece and a sleeve, wherein the connecting rod comprises a first connecting rod, a second connecting rod and a third connecting rod which are sequentially connected and have gradually increased outer diameters, and a concave groove is formed in the third connecting rod; the end part of the sleeve is provided with a clamping ring, the inner diameter of the sleeve is larger than the outer diameter of the third connecting rod, and the inner diameter of the clamping ring is larger than the outer diameter of the second connecting rod and smaller than the outer diameter of the third connecting rod; the first elastic piece is respectively connected with the first connecting rod and the clamping ring; the movable grooves are formed in two sides of the sleeve, clamping plates hinged with the clamping rings are arranged at the movable grooves in two sides, and the movable grooves are provided with baffle rods.
Preferably, the clamping plate comprises a handle, a hinge plate and a baffle plate which are connected in sequence, wherein the handle and the baffle plate are positioned on two opposite sides of the hinge plate.
Preferably, the included angle between the handle and the hinge plate is a first included angle, the included angle between the hinge plate and the baffle is a second included angle, the first included angle is a right angle or an acute angle, and the second included angle is an obtuse angle.
Preferably, an arc-shaped transition surface is arranged at the joint of the handle and the hinged plate.
Preferably, the hinge assembly further comprises a second elastic piece, one end of the second elastic piece is connected with the hinge plate close to the baffle plate side, and the other end of the second elastic piece is connected with the baffle rod.
Preferably, the first elastic member and the second elastic member are both springs.
Preferably, the device further comprises a clamp spring, wherein the clamp spring is sleeved on the first connecting rod, and the first elastic piece is connected with the clamp spring and the clamp ring respectively.
Preferably, the concave groove is a hexagonal groove.
Preferably, a magnet is arranged in the concave groove.
Preferably, the first connecting rod is provided with a connecting head.
Based on the technical scheme, the utility model has the beneficial effects that: according to the utility model, in the single-hand nailing process of the electric hand drill, the clamping plates at the two sides clamp and fix the self-tapping screw until the nailing reaches a certain process, the clamping plates at the two sides automatically open, and the electric hand drill can be freely taken off after the nailing is completed, so that the electric hand drill has ingenious overall design and convenient and simple operation.
Drawings
The following describes the embodiments of the present utility model in further detail with reference to the drawings.
FIG. 1 is a side view of a self-tapping screw installation aid in one embodiment;
FIG. 2 is a cross-sectional view taken along line MM' of FIG. 1;
FIG. 3 is a schematic view of a self-tapping screw installation aid in one embodiment;
FIG. 4 is a top view of a self-tapping screw installation aid in one embodiment;
fig. 5 is a schematic view showing the structure of a link in the self-tapping screw installation aid according to one embodiment.
In the drawings, each reference numeral is:
1. a connecting rod; 110. a first connecting rod; 111. a connector; 120. a second connecting rod; 130. a third connecting rod; 131. a concave groove; 2. clamping springs; 3. a first elastic member; 4. a clamping plate; 410. a grip; 420. a hinged plate; 430. a baffle; 440. an arc-shaped transition surface; 5. a second elastic member; 6. a sleeve; 610. a movable groove; 620. a gear lever; 7. and a clasp.
Detailed Description
In order to more clearly illustrate the present utility model, the present utility model will be further described with reference to preferred embodiments. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and that this utility model is not limited to the details given herein.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 5, the present embodiment provides a self-tapping screw installation auxiliary device, which comprises a connecting rod 1, a first elastic member 3 and a sleeve 6, wherein the connecting rod 1 comprises a first connecting rod 110, a second connecting rod 120 and a third connecting rod 130 which are sequentially connected and have an increasing outer diameter, a clamp spring 2 is sleeved on the first connecting rod 110, and a concave groove 131 is arranged on the third connecting rod 130; the end part of the sleeve 6 is provided with a clamping ring 7, the inner diameter of the sleeve 6 is larger than the outer diameter of the third connecting rod 130, and the inner diameter of the clamping ring 7 is larger than the outer diameter of the second connecting rod 120 and smaller than the outer diameter of the third connecting rod 130; the first elastic piece 3 is respectively connected with the clamp spring 2 and the clamp ring 7; the movable grooves 610 are formed in two sides of the sleeve 6, clamping plates 4 hinged to the clamping rings 7 are arranged at the movable grooves 610 in two sides, the clamping plates 4 comprise a handle 410, a hinged plate 420 and a baffle 430 which are sequentially connected, the handle 410 and the baffle 430 are located on two opposite sides of the hinged plate 420, an included angle between the handle 410 and the hinged plate 420 is a right angle, an included angle between the hinged plate 420 and the baffle 430 is 170 degrees, a baffle 620 is arranged on the movable grooves 610, and when the sleeve 6 moves towards the first connecting rod 110, the baffle 620 props against the handle 410, so that the clamping plates 4 on two sides are opened.
In the self-tapping screw installation auxiliary device of one embodiment, the connection between the grip 410 and the hinge plate 420 is provided with an arc-shaped transition surface 440, so that the lever 620 can smoothly transition between the grip 410 and the hinge plate 420.
In the tapping screw installation aid according to one embodiment, a second elastic member 5 is further included, one end of the second elastic member 5 is connected to the hinge plate 420 near the baffle 430 side, and the other end of the second elastic member 5 is connected to the lever 620. In this embodiment, the first elastic member 3 and the second elastic member 5 are springs, but not limited thereto, and other elastic members may be selected according to actual requirements.
In the self-tapping screw installation auxiliary device of an embodiment, the concave groove 131 is a hexagonal groove, and a magnet is arranged in the concave groove 131, so that the self-tapping screw is further prevented from falling off.
In the self-tapping screw installation auxiliary device of one embodiment, the first connecting rod 110 is provided with a connecting head 111, the connecting head 111 is inserted into a connecting hole of the electric hand drill, and the auxiliary device is installed on the electric hand drill.
Application method
In the preparation stage, the auxiliary device is arranged on the electric hand drill, at this time, the sleeve 6 is far away from the clamp spring 2 on the first connecting rod 110 under the tension of the first elastic piece 3, and the clamping plates 4 on two sides are in a clamping state (the baffle rod 620 is propped against the hinged plate 420, and the baffle 430 is positioned at the hexagonal groove);
in the nailing stage, the handles 410 on the clamping plates 4 at the two sides are pinched to open the clamping plates 4 at the two sides, the nuts of the self-tapping screws are inserted into the hexagonal grooves of the sleeve, and when the handles 410 on the clamping plates 4 at the two sides are loosened, the baffles 430 at the two sides automatically clamp the nuts of the self-tapping screws, so that the self-tapping screws cannot fall off when using an electric hand drill;
in the nailing stage, when the sleeve 6 is pushed against the object to a certain extent, the first elastic piece 3 is contracted, the sleeve 6 moves towards the direction of the first connecting rod 110, the stop rod 620 is propped against the handle 410, and meanwhile, the second elastic piece 5 pulls the clamping plates 4, so that the clamping plates 4 on two sides are automatically opened, and the electric hand drill can be freely taken off after nailing is completed.
The above description is only of the preferred embodiments of the self-tapping screw installation aid disclosed in the present utility model, and is not intended to limit the scope of the examples of the present specification. Any modification, equivalent replacement, improvement, or the like made within the spirit and principles of the embodiments of the present specification should be included in the protection scope of the embodiments of the present specification.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
Claims (10)
1. The self-tapping screw installation auxiliary device is characterized by comprising a connecting rod, a first elastic piece and a sleeve, wherein the connecting rod comprises a first connecting rod, a second connecting rod and a third connecting rod which are sequentially connected and have gradually increased outer diameters, and a concave groove is formed in the third connecting rod; the end part of the sleeve is provided with a clamping ring, the inner diameter of the sleeve is larger than the outer diameter of the third connecting rod, and the inner diameter of the clamping ring is larger than the outer diameter of the second connecting rod and smaller than the outer diameter of the third connecting rod; the first elastic piece is respectively connected with the first connecting rod and the clamping ring; the movable grooves are formed in two sides of the sleeve, clamping plates hinged with the clamping rings are arranged at the movable grooves in two sides, and the movable grooves are provided with baffle rods.
2. The self-tapping screw installation aid according to claim 1, wherein the clamping plate comprises a grip, a hinge plate and a baffle plate connected in sequence, the grip and the baffle plate being located on opposite sides of the hinge plate.
3. The self-tapping screw installation aid according to claim 2, wherein the angle between the grip and the hinge plate is a first angle, the angle between the hinge plate and the baffle plate is a second angle, the first angle is a right angle or an acute angle, and the second angle is an obtuse angle.
4. A self-tapping screw installation aid according to claim 3, wherein the junction of the grip and the hinge plate is provided with an arcuate transition surface.
5. The tapping screw installation aid according to claim 2, further comprising a second elastic member, one end of the second elastic member is connected to the hinge plate near the baffle plate side, and the other end of the second elastic member is connected to the lever.
6. The tapping screw installation aid according to claim 5, wherein the first elastic member and the second elastic member are each a spring.
7. The tapping screw installation aid according to claim 1, further comprising a clip spring, the clip spring being coupled to the first connecting rod, the first elastic member being connected to the clip spring and the clip ring, respectively.
8. The tapping screw installation aid according to claim 1, wherein the recessed groove is a hexagonal groove.
9. The tapping screw installation aid according to claim 8, wherein a magnet is provided in the recessed groove.
10. The tapping screw installation aid according to claim 1, wherein the first connecting rod is provided with a connecting head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321809137.2U CN220428222U (en) | 2023-07-11 | 2023-07-11 | Self-tapping screw installation auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321809137.2U CN220428222U (en) | 2023-07-11 | 2023-07-11 | Self-tapping screw installation auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220428222U true CN220428222U (en) | 2024-02-02 |
Family
ID=89696667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321809137.2U Active CN220428222U (en) | 2023-07-11 | 2023-07-11 | Self-tapping screw installation auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220428222U (en) |
-
2023
- 2023-07-11 CN CN202321809137.2U patent/CN220428222U/en active Active
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