Single-point fixed type embedded wedge-shaped insert

Abstract

The utility model relates to the technical field of buildings. A single-point fixing type embedded wedge-shaped insert comprises an embedded part and a bolt, and the head of the bolt is of a wedge-shaped structure with the thickness gradually decreased from top to bottom. The embedded part comprises a groove body used for being connected with the bolt in a sliding mode. The front end of the groove body is open, the groove body comprises an insertion part for transversely sliding into the head of the bolt and a sliding part for longitudinally sliding and connecting the bolt, and the insertion part and the sliding part are arranged up and down and are communicated with each other; the sliding part comprises a front guide part and a rear guide part which are arranged front and back and communicated with each other, the front guide part is longitudinally and slidably connected with the rod part of the bolt, the rear guide part is longitudinally and slidably connected with the head part of the bolt, and the rear guide part is of a gradually-changing structure with the thickness gradually decreased from top to bottom; a fixing structure used for being buried and fixed in concrete is fixed to the rear side of the groove body. According to the utility model, the fixation of a single position of a single bolt is realized, and the occupied space is greatly reduced. Meanwhile, the fixing position of the bolt can be adjusted in a portable mode.

Description

Technical Field

[0001] The utility model relates to the technical field of construction, in particular to a pre-embedded insert. Background Art

[0002] Embedded parts are connectors that are fixed in concrete by pre-embedded methods. After being embedded in cement and built into the wall, some hanging bolts are exposed on the wall to hang the product and fix it. Brackets, supports, etc. can also be installed.

[0003] Existing embedded parts, such as a C-shaped channel steel embedded part disclosed in publication number CN101509289A, are often long strip structures, which realize the installation and fixation of multiple bolts, and multiple embedded rods are arranged on the back of the embedded part. This structure realizes multi-point embedded fixation supported by multiple bolts, occupies horizontal length space, and the positions of adjacent embedded rods are constant, which is not convenient for adjusting the positions of adjacent embedded fixing points.

[0004] Currently, there is a lack of embedded inserts that can achieve single-point fixing with a single bolt. Utility Model Content

[0005] In view of the problems existing in the prior art, the utility model provides a single-point fixed embedded wedge-shaped insert, which has solved at least one of the above-mentioned technical problems.

[0006] The technical solution of the utility model is: a single-point fixed embedded wedge-shaped insert, comprising an embedded part and a bolt, characterized in that the head of the bolt is a wedge-shaped structure with a thickness decreasing from top to bottom;

[0007] The embedded part includes a slot body for slidingly connecting the bolt;

[0008] The front end of the groove body is open, and the groove body includes an insertion portion for sliding the head of the bolt in a transverse direction and a sliding portion for slidingly connecting the bolt in a longitudinal direction, and the insertion portion and the sliding portion are arranged up and down and are in conduction with each other;

[0009] The sliding part includes a front guide part and a rear guide part which are arranged front and back and are connected to each other, the front guide part is longitudinally slidably connected to the rod part of the bolt, the rear guide part is longitudinally slidably connected to the head part of the bolt, and the rear guide part is a gradual structure with a thickness decreasing from top to bottom;

[0010] A fixing structure for being buried and fixed in concrete is fixed on the rear side of the trough body.

[0011] The utility model realizes the fixation of a single bolt at a single position, greatly reduces the occupied space compared with the traditional long strip embedded channel steel insert structure, and realizes the portable adjustment of the bolt fixing position.

[0012] Further preferably, the inner wall of the insertion portion is in a structure that is wider at the top and narrower at the bottom.

[0013] Facilitates the insertion of bolts.

[0014] Further preferably, the outer wall of the insertion portion is a structure that is wider at the top and narrower at the bottom.

[0015] It is easy to bury and fix, and improves the fixed support strength.

[0016] Further preferably, the fixed structure is a bent structure, and two ends of the bent structure are fixedly connected to left and right ends of the rear side of the trough body to form a closed structure.

[0017] Further preferably, the bending structure is U-shaped.

[0018] Further preferably, the closed structure is in the shape of an isosceles trapezoid.

[0019] Further preferably, the length of the outer wall of the fixing structure in the left-right direction decreases from back to front.

[0020] Further preferably, the fixing structure is fixed to an upper half region of the rear end of the trough body.

[0021] Further preferably, the bottom of the sliding portion is sealed.

[0022] Prevent the bolts from falling downwards.

[0023] Further preferably, the left and right side surfaces of the head of the bolt are parallel surfaces parallel to each other;

[0024] The rear guide portion includes a left limiting surface and a right limiting surface arranged on the left and right sides, and the left limiting surface and the right limiting surface are used to limit the left side surface and the right side surface of the head of the bolt respectively.

[0025] Further preferably, the rear guide portion includes a first guide surface arranged vertically and a second guide surface arranged obliquely backward from top to bottom, and the second guide surface is arranged in a rear-rear direction with respect to the first guide surface;

[0026] The front side surface of the wedge-shaped structure is arranged to be tilted backward from top to bottom;

[0027] The rear side surface of the wedge-shaped structure is arranged vertically;

[0028] The included angle between the first guide surface and the second guide surface matches the included angle between the front side surface and the rear side surface of the wedge-shaped structure.

[0029] Beneficial effects:

[0030] The utility model has a simple structure, occupies a small volume and is easy to install and fix.

[0031] The utility model realizes the fixation of a single bolt at a single position, greatly reduces the occupied space compared with the traditional long strip embedded channel steel insert structure, and realizes the portable adjustment of the bolt fixing position. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 This is a structural schematic diagram of a specific embodiment 1 of the utility model;

[0033] Figure 2 It is a structural schematic diagram of the specific embodiment 1 of the utility model from another viewing angle;

[0034] Figure 3 It is a schematic diagram of the structure of a bolt of a specific embodiment 1 of the utility model;

[0035] Figure 4 It is a cross-sectional view of the embedded part of specific embodiment 1 of the utility model.

[0036] In the figure: 2 is a bolt, 11 is an inserting portion, 12 is a rear guiding portion, 13 is a front guiding portion, 14 is a fixing structure, and 21 is a wedge-shaped structure. DETAILED DESCRIPTION

[0037] See also Figures 1 to 4 Specific embodiment 1, a single-point fixed embedded wedge-shaped insert, comprising an embedded part and a bolt 2, the head of the bolt 2 is a wedge-shaped structure 21 with a decreasing thickness from top to bottom; the embedded part comprises a slot body for slidingly connecting the bolt 2; the front end of the slot body is open, and the slot body comprises an insertion part 11 for sliding the head of the bolt 2 in the horizontal direction and a sliding part for slidingly connecting the bolt 2 in the longitudinal direction, the insertion part 11 and the sliding part are arranged up and down and are mutually conductive; the sliding part comprises a front guide part 13 and a rear guide part 12 arranged front and back and mutually conductive, the front guide part 13 is longitudinally slidably connected to the rod of the bolt 2, the rear guide part 12 is longitudinally slidably connected to the head of the bolt 2, and the rear guide part 12 is a gradual structure with a decreasing thickness from top to bottom; a fixing structure 14 for embedding and fixing in concrete is fixed on the rear side of the slot body. The utility model realizes the fixing of a single bolt 2 at a single position, and greatly reduces the occupied space compared with the traditional long strip embedded channel steel insert structure. At the same time, the portable adjustment of the fixing position of the bolt 2 is realized.

[0038] The inner wall of the insertion part 11 is wide at the top and narrow at the bottom, which is convenient for inserting the bolt 2. The outer wall of the insertion part 11 is wide at the top and narrow at the bottom, which is convenient for embedding and fixing, and improves the fixing support strength.

[0039] The fixed structure 14 is a bent structure, and the two ends of the bent structure are fixedly connected to the left and right ends of the rear side of the tank body to form a closed structure. The bent structure is U-shaped. The closed structure is an isosceles trapezoid.

[0040] The length of the outer wall of the fixing structure 14 in the left-right direction decreases from the back to the front. The fixing structure 14 is fixed to the upper half area of ​​the rear end of the tank body.

[0041] The bottom of the sliding part is sealed to prevent the bolt 2 from falling downward.

[0042] The left and right side surfaces of the head of the bolt 2 are parallel surfaces parallel to each other; the rear guide portion 12 includes a left limiting surface and a right limiting surface arranged on the left and right sides, and the left limiting surface and the right limiting surface are respectively used for the left and right sides of the head of the left and right limiting bolts 2.

[0043] The rear guide portion 12 includes a first guide surface arranged vertically and a second guide surface arranged tilted backward from top to bottom, and the second guide surface is arranged in front of and behind the first guide surface; the front side surface of the wedge-shaped structure 21 is arranged tilted backward from top to bottom; the rear side surface of the wedge-shaped structure 21 is arranged vertically; the angle between the first guide surface and the second guide surface matches the angle between the front side surface and the rear side surface of the wedge-shaped structure 21.

[0044] The above are only preferred implementations of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A single-point fixed embedded wedge-shaped insert, comprising an embedded part and a bolt, characterized in that: The head of the bolt is in a wedge-shaped structure with a thickness decreasing from top to bottom; The embedded part includes a slot body for slidingly connecting the bolt; The front end of the groove body is open, and the groove body includes an insertion portion for sliding the head of the bolt in a transverse direction and a sliding portion for slidingly connecting the bolt in a longitudinal direction, and the insertion portion and the sliding portion are arranged up and down and are in conduction with each other; The sliding part includes a front guide part and a rear guide part which are arranged front and back and are connected to each other, the front guide part is longitudinally slidably connected to the rod part of the bolt, the rear guide part is longitudinally slidably connected to the head part of the bolt, and the rear guide part is a gradual structure with a thickness decreasing from top to bottom; A fixing structure for being buried and fixed in concrete is fixed on the rear side of the trough body.

2. The single-point fixed embedded wedge-shaped insert according to claim 1, characterized in that: The inner wall of the inserting portion is in a structure that is wide at the top and narrow at the bottom.

3. The single-point fixed embedded wedge-shaped insert according to claim 1, characterized in that: The outer wall of the insertion portion is a structure that is wide at the top and narrow at the bottom.

4. The single-point fixed embedded wedge-shaped insert according to claim 1, characterized in that: The fixed structure is a bent structure, and two ends of the bent structure are fixedly connected to the left and right ends of the rear side of the trough body to form a closed structure.

5. The single-point fixed embedded wedge-shaped insert according to claim 4, characterized in that: The bending structure is U-shaped.

6. The single-point fixed embedded wedge-shaped insert according to claim 4, characterized in that: The closed structure is in the shape of an isosceles trapezoid.

7. The single-point fixed embedded wedge-shaped insert according to claim 1, characterized in that: The length of the outer wall of the fixing structure in the left-right direction decreases from the back to the front.

8. The single-point fixed embedded wedge-shaped insert according to claim 1, characterized in that: The bottom of the sliding part is sealed.

9. The single-point fixed embedded wedge-shaped insert according to claim 1, characterized in that: The left and right side surfaces of the head of the bolt are parallel surfaces parallel to each other; The rear guide portion includes a left limiting surface and a right limiting surface arranged on the left and right sides, and the left limiting surface and the right limiting surface are used to limit the left side surface and the right side surface of the head of the bolt respectively.

10. The single-point fixed embedded wedge-shaped insert according to claim 1, characterized in that: The rear guide portion includes a first guide surface arranged vertically and a second guide surface arranged obliquely from top to bottom and rearward, wherein the second guide surface is arranged in front of and behind the first guide surface; The front side surface of the wedge-shaped structure is arranged to be tilted backward from top to bottom; The rear side surface of the wedge-shaped structure is arranged vertically; The included angle between the first guide surface and the second guide surface matches the included angle between the front side surface and the rear side surface of the wedge-shaped structure.

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