CN219082026U - Plastic expansion plug auxiliary connecting piece - Google Patents

Abstract

The utility model relates to the technical field of plastic expansion plugs, in particular to a plastic expansion plug auxiliary connecting piece, which comprises a wall body and further comprises: the matched positioning assembly comprises a positioning cover, a buckle is arranged at the middle part of the positioning cover, a wing plate is fixed on the side edge of the positioning cover, a sliding groove is formed in one side of the wing plate, a sliding rod is arranged in the sliding groove in a sliding mode, a limiting plate is arranged on the end face of the sliding rod, a threaded hole is formed in the wing plate, and a screw is installed in the threaded hole in a penetrating mode. Installing a plastic expansion plug in the drill hole in a plugging manner; aligning the positions of the buckles with the positions of the drilled holes so that the buckles are centered; the wing plates on two sides slide on the surface of the sliding rod, so that the adjustment of the size of the buckle is realized. The plastic expansion plug is arranged on the surface of the wall body through the screw thread, and the buckling part of the plastic expansion plug can realize the effect of positioning and fixing the plastic expansion plug which extends outwards; finally, the screw threads are inserted into the plastic expansion plugs, and the plastic expansion plugs are spread under the pushing action of the screws.

Description

Plastic expansion plug auxiliary connecting piece

Technical Field

The utility model relates to the technical field of plastic expansion plugs, in particular to an auxiliary connecting piece for a plastic expansion plug.

Background

When the plastic expansion plug is installed on the concrete surface, the hole is drilled at the determined position, then the plastic expansion plug is inserted, the middle self-tapping screw is screwed, and the plastic expansion plug sleeve is gradually expanded outwards due to extrusion and forms an attachment state with surrounding concrete or stone, so that the object can be fastened on the cement terrace or wall.

The utility model discloses a plastic expansion plug auxiliary connecting piece with the publication number of CN213839187U, and belongs to the technical field of building construction. The technical proposal is as follows: the plastic expansion plug auxiliary connecting piece comprises a plastic expansion plug formed by an expansion pipe and a self-tapping screw, and is characterized by further comprising a U-shaped keel, wherein a connecting block is fixedly arranged in a rectangular groove of the U-shaped keel; the U-shaped keels and the connecting blocks are arranged between the expansion pipes and the self-tapping screws, and the U-shaped keels and the connecting blocks are arranged on the self-tapping screws in a threaded connection mode; the expansion pipe is arranged inside the wall body, an elastomer is arranged between the connecting block and the wall body, and the elastomer is sleeved on the self-tapping screw and extruded between the connecting block and the wall body. The beneficial effect of this patent is: the contact area between the self-tapping screw and the keel is increased through the connecting block fixed with the keel, so that the self-tapping screw is prevented from rotating, and the installation quality is ensured.

The plastic expansion plug in the prior art comparison document is arranged on the surface of the wall body through an elastomer and is used for realizing the positioning effect; however, because the elastic body is soft, deformation can be generated in the positioning process, the effect of the alignment of the keels cannot be realized, and the problem of displacement of the keels in the inserting process can be caused; the positioning assembly of the patent can only be installed according to screws with specific sizes, and cannot be matched with screws with different sizes.

Disclosure of Invention

The utility model aims to provide a plastic expansion plug auxiliary connecting piece so as to solve the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a plastics expansion plug auxiliary connection spare, includes the wall body, still includes:

the matched positioning assembly comprises a positioning cover, a buckle is arranged at the middle part of the positioning cover, a wing plate is fixed on the side edge of the positioning cover, a sliding groove is formed in one side of the wing plate, a sliding rod is arranged in the sliding groove in a sliding mode, a limiting plate is arranged on the end face of the sliding rod, a threaded hole is formed in the wing plate, and a screw is installed in the threaded hole in a penetrating mode.

Preferably, the interior of the wall body is provided with a drilled hole therethrough.

Preferably, the method further comprises:

the plastic expansion plug comprises an expansion plug sleeve, a crack is formed in the side edge of the expansion plug sleeve, a friction flange is arranged on the surface of the expansion plug sleeve, and the plastic expansion plug is inserted and installed in a drilled hole.

Preferably, the method further comprises:

the screw comprises an external thread, and a cross hole is formed in one side of the screw.

Preferably, the buckle and the drilling are mutually aligned, and the inner diameter of the buckle is consistent with the outer diameter of the screw.

Preferably, the screw is a self-tapping screw, and the screw thread is arranged in the wall body.

Preferably, the screw is inserted and installed inside the buckle.

The utility model provides a plastic expansion plug auxiliary connecting piece through improvement, which has the following improvement and advantages compared with the prior art: the device provides the matching locating component to the technical problem that elastomer exists among the prior art: when the plastic expansion plug is used, firstly, drilling holes on the surface of a wall body through an electric drill, and inserting and installing the plastic expansion plug in the holes; aligning the positions of the buckles with the positions of the drilled holes so that the buckles are centered; the wing plates on two sides slide on the surface of the sliding rod, so that the adjustment of the size of the buckle is realized, and the alignment effect with the screw is realized. After the adjustment is finished, the plastic expansion plug is arranged on the surface of the wall body in a threaded manner through a screw, and the buckling part of the plastic expansion plug can realize the positioning and fixing effects on the outward extending plastic expansion plug; and finally, the screw threads are inserted into the plastic expansion plugs, the plastic expansion plugs are spread under the pushing action of the screws, and then the effect of clamping the inner wall body is achieved through the friction flange. After the plastic expansion plug is used, the plastic expansion plug can be replaced while being positioned only by loosening the screw.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a mating positioning assembly according to the present utility model;

FIG. 3 is a schematic perspective view of a plastic expansion plug according to the present utility model;

fig. 4 is a schematic perspective view of a screw according to the present utility model.

Reference numerals illustrate:

1. a wall body; 2. a plastic expansion plug; 3. matching the positioning assembly; 4. a screw; 5. a positioning cover; 6. a buckle; 7. a wing plate; 8. a chute; 9. a slide bar; 10. a limiting plate; 11. a threaded hole; 12. a screw; 13. expanding the plug sleeve; 14. cracking; 15. a friction flange; 17. an external thread; 18. a cross hole; 19. drilling.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; 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.

The utility model provides a plastic expansion plug auxiliary connecting piece through improvement, which comprises the following technical scheme:

as shown in fig. 1-4, a plastic expansion plug auxiliary connecting piece comprises a wall body 1, wherein the wall body 1 is a filling and placing part of the device. Further comprises:

and the matching and positioning assembly 3 is used for matching and positioning the keels. The matching positioning assembly 3 comprises a positioning cover 5, and the positioning cover 5 is directly overlapped on the surface of the wall body 1; the middle part of the positioning cover 5 is provided with a buckle 6, and the buckle 6 is used for positioning and clamping the outer edge part of the expansion plug sleeve 13, so that the phenomenon of bending is avoided. The lateral side of the positioning cover 5 is fixed with a wing plate 7, and the buckle 6 can realize the adjustment of the upper and lower positions through the wing plates 7 on the two sides, thereby realizing the adjustment of different inner diameters. One side of the wing plate 7 is provided with a sliding groove 8, and a sliding rod 9 moves up and down in the sliding groove 8, so that the inner diameter of the buckle 6 can be adjusted. The sliding rod 9 is slidably arranged in the sliding groove 8, the limiting plate 10 is arranged on the end face of the sliding rod 9, and the limiting plate 10 is used for preventing the sliding rod 9 from sliding off. The inside of pterygoid lamina 7 is provided with screw hole 11, and the inside screw 12 of screw hole 11 can realize matching locating component 3 in the location installation of wall body 1. A screw 12 is inserted into the screw hole 11.

Working principle:

this device has proposed matching location subassembly 3 to the technical problem that elastomer exists among the prior art: when the plastic expansion plug is used, firstly, drilling a drilling hole 19 on the surface of the wall body 1 by an electric drill, and inserting and installing the plastic expansion plug 2 in the drilling hole 19; aligning the position of the clasp 6 with the position of the bore 19 so that the two are centered; the wing plates 7 on two sides slide on the surface of the sliding rod 9, so that the size of the buckle 6 is adjusted, and the alignment effect with the screw 4 is achieved. After the adjustment is finished, the plastic expansion plug 2 is only required to be arranged on the surface of the wall body 1 through the screw 12 in a threaded manner, and the outward extending plastic expansion plug 2 can be positioned and fixed at the position of the buckle 6; finally, the screw 4 is inserted into the plastic expansion plug 2 in a threaded manner, the plastic expansion plug 2 is expanded under the pushing action of the screw 4, and then the effect of the inner clamping of the inner wall body 1 is achieved through the friction flange 15. After the plastic expansion plug 2 is used, the screw 12 is only required to be loosened, and the replacement effect can be realized while the plastic expansion plug 2 is positioned.

Embodiment two:

based on the plastic expansion plug auxiliary connecting piece provided in the first embodiment of the application, the second embodiment of the application provides another plastic expansion plug auxiliary connecting piece. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone. A second embodiment of the present utility model will be further described with reference to the drawings and embodiments.

As shown in figures 1-4 of the drawings,

a plastic expansion plug auxiliary connecting piece is characterized in that a drilling 19 is arranged in the wall body 1 in a penetrating mode, and the drilling 19 is a position for inserting and installing the plastic expansion plug 2.

A plastic expansion plug auxiliary connector, further comprising:

the plastic expansion plug 2, the plastic expansion plug 2 comprises an expansion plug sleeve 13, and the expansion plug sleeve 13 can realize the expansion effect when the installation screw 4 is inserted in the expansion plug sleeve, so that the expansion plug is installed in the wall body 1 in an extrusion mode. The side of the expanding sleeve 13 is provided with a slit 14 for realizing the expanding effect. The surface of the expansion plug sleeve 13 is provided with a friction flange 15 for increasing the friction force of the device; the plastic expansion plug 2 is inserted and installed inside the drilling hole 19.

A plastic expansion plug auxiliary connector, further comprising:

the screw 4 and the screw 4 are directly inserted and installed in the plastic expansion plug 2, so that the expansion fastening effect of the plastic expansion plug 2 is realized. The screw 4 comprises an external thread 17, and a cross hole 18 is provided in one side of the screw 4.

The utility model provides a plastics expansion plug auxiliary connection spare, buckle 6 and drilling 19 are mutually to center for realize the effect of location installation. The inner diameter of the catch 6 corresponds to the outer diameter of the screw 4.

The screw 12 is a self-tapping screw and is used for fixing the matching positioning assembly 3; the screw 12 is screw-mounted inside the wall 1.

A plastic expansion plug auxiliary connecting piece is characterized in that a screw 4 is inserted and installed in a buckle 6, and the screw 4 is inserted and installed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The plastic expansion plug auxiliary connecting piece comprises a wall body (1), and is characterized by further comprising:

matching locating component (3), matching locating component (3) is including locating cover (5), buckle (6) are installed at the middle part of locating cover (5), the side of locating cover (5) is fixed with pterygoid lamina (7), one side of pterygoid lamina (7) is provided with spout (8), the inside slidable mounting of spout (8) has slide bar (9), limiting plate (10) are installed to the terminal surface of slide bar (9), the inside of pterygoid lamina (7) is provided with screw hole (11), screw (12) are installed in the inside run-through of screw hole (11).

2. A plastic expansion plug auxiliary connector according to claim 1, wherein: a drilling hole (19) is formed in the wall body (1) in a penetrating mode.

3. The plastic expansion plug auxiliary connector according to claim 2, further comprising:

the plastic expansion plug (2), the plastic expansion plug (2) comprises an expansion plug sleeve (13), a crack (14) is formed in the side edge of the expansion plug sleeve (13), a friction flange (15) is arranged on the surface of the expansion plug sleeve (13), and the plastic expansion plug (2) is inserted and installed in a drilling hole (19).

4. The plastic expansion plug auxiliary connector according to claim 1, further comprising:

screw (4), screw (4) include external screw thread (17), one side of screw (4) is provided with cross hole (18).

5. The plastic expansion plug auxiliary connecting piece according to claim 4, wherein: the buckle (6) and the drilling hole (19) are mutually centered, and the inner diameter of the buckle (6) is consistent with the outer diameter of the screw (4).

6. The plastic expansion plug auxiliary connecting piece according to claim 4, wherein: the screw (12) is a self-tapping screw, and the screw (12) is arranged in the wall body (1) in a threaded manner.

7. The plastic expansion plug auxiliary connecting piece according to claim 4, wherein: the screw (4) is inserted and installed in the buckle (6).

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