Male and female matched U-shaped nail

Abstract

The utility model provides a male and female matched U-shaped nail, which relates to the field of U-shaped nails, and comprises a U-shaped nail main body and a clamping hole plate. The two ends of the U-shaped nail body penetrating out of an object and the multiple elastic blocks can be inserted into the inner wall of the clamping hole plate and the inner wall of the telescopic protective cover, the two ends of the U-shaped nail body can abut against one side of the inner wall of the telescopic protective cover, the telescopic protective cover is stretched open, and the first spring is driven to be stretched open; the two telescopic protective covers can protect and cover the two exposed ends of the U-shaped nail body, in this way, when an object is used or detached, constructors are not prone to being accidentally injured, potential safety hazards during installation and detachment are reduced, and meanwhile through stretching and retracting of the telescopic protective covers and resetting of first springs, the safety of the constructors is improved. The telescopic protective cover can protect the two ends of the U-shaped nail bodies with different lengths exposed out of an object, and the applicability of the telescopic protective cover is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of U-shaped nails, especially the male-female matched U-shaped nails. BACKGROUND

[0002] Male-female matched U-shaped nails generally refer to a mechanical structure or a connection method, where male refers to a part with a protrusion, and female refers to a hole or a groove that receives the protrusion. U-shaped nails are nails used to fix or connect objects, and their shape is similar to the letter U. This matching method is usually used when two objects need to be connected to ensure that they fit closely or are fixed together.

[0003] When using the male-female matched U-shaped nails formed by the U-shaped nail body cooperating with the clamping hole plate and locking with the help of several elastic blocks to fix two objects, if the length of the U-shaped nail body is greater than the thickness of the fixed object, part of the nail head will be exposed. When using the object later or disassembling it later, the exposed nail head may injure the construction personnel, posing a certain safety hazard. SUMMARY

[0004] The technical problem to be solved by the utility model is that when using the male-female matched U-shaped nails formed by the U-shaped nail body cooperating with the clamping hole plate and locking with the help of several elastic blocks to fix two objects, if the length of the U-shaped nail body is greater than the thickness of the fixed object, part of the nail head will be exposed. When using the object later or disassembling it later, the exposed nail head may injure the construction personnel, posing a certain safety hazard.

[0005] The utility model adopts the technical scheme that the male-female matched U-shaped nails include a U-shaped nail body and a clamping hole plate, the outer surfaces of both ends of the U-shaped nail body are symmetrically fixed and connected with several elastic blocks, both ends of the U-shaped nail body are inserted into the inner walls of the clamping hole plate and fixed with the help of the elastic blocks, a protective device is arranged between one side of the clamping hole plate and the outer surfaces of both ends of the U-shaped nail body, and the protective device can cover the sharp parts of both ends of the U-shaped nail body with the help of the telescopic protective cover after the clamping hole plate is sleeved on both ends of the U-shaped nail body, achieving the effect of protection.

[0006] Preferably, the protective device includes a telescopic protective cover, one side of the telescopic protective cover is fixedly installed on one side of the clamping hole plate, one end of the U-shaped nail body and the several elastic blocks are inserted into the inner walls of the telescopic protective cover, a first spring, and both ends of the first spring are fixedly installed on the inner walls of both ends of the telescopic protective cover.

[0007] The effect achieved by the above components is that: by arranging the protection device, after the U-shaped nail body is nailed on two objects, the two ends of the U-shaped nail body penetrating the objects and the elastic blocks are inserted into the inner wall of the clamping hole plate and the inner wall of the telescopic protection cover, until the side of the clamping hole plate abuts on the side of the object, the elastic blocks at the corresponding position are reset and clamped on the side of the clamping hole plate to abut and fix, at the same time, the two ends of the U-shaped nail body abut on the inner wall of the telescopic protection cover to stretch it open, drive the first spring to stretch open, and the two telescopic protection covers can protect the two ends of the exposed U-shaped nail body, so that the construction personnel is not easy to be injured during the use or disassembly of the object, and the safety hazard during installation and disassembly is reduced, and at the same time, the telescopic protection cover and the reset of the first spring can protect the two ends of the U-shaped nail body exposed outside the object with different lengths, and the applicability of the telescopic protection cover is improved.

[0008] Preferably, the protection device further comprises a limiting mechanism, the limiting mechanism comprising two clamping blocks, one end of the two clamping blocks being symmetrically arranged in the inner wall of one end of the telescopic protection cover, the outer surface of the two ends of the U-shaped nail body being provided with clamping grooves, and one end of the clamping block being inserted into the inner wall of the clamping groove; a second spring, wherein the inner wall of the second spring is sleeved on the outer surface of one end of the clamping block, and the two ends are fixedly installed on one side of the clamping block and the inner wall of the telescopic protection cover.

[0009] The effect achieved by the above components is that: by arranging the limiting mechanism, when one end of the U-shaped nail body is inserted into the telescopic protection cover to a certain position, the sharp end abuts on one side of the clamping block to push it to the two ends, driving the second spring to contract, and after being inserted to a certain position, the clamping block is reset and clamped into the clamping groove under the reset action of the second spring, limiting one end of the telescopic protection cover at one end of the U-shaped nail body, so that the inner wall of one end of the telescopic protection cover is a certain distance away from the sharp end of the U-shaped nail body, protecting the sharp end and avoiding damage.

[0010] Preferably, one end of the clamping block is fixedly connected with a pulling block, and the cross section of the pulling block is annular.

[0011] The effect achieved by the above components is that: by arranging the pulling block, the contact area of one end of the clamping block can be increased, and it is convenient to manually hold and pull it.

[0012] Preferably, a plurality of round rollers are rotatably installed on one side of the clamping block away from the clamping hole plate.

[0013] The effect achieved by the above components is that: by arranging the round rollers, when the telescopic protection cover needs to be removed, the abutting friction between one end of the clamping block and the U-shaped nail body can be reduced, and the clamping block can be conveniently pushed to move to both sides in the interior of the telescopic protection cover.

[0014] Preferably, one side of the clamping hole plate is provided with an anti-skid device, the anti-skid device comprises a rubber plate, a clamping rod is symmetrically fixedly installed on one side of the rubber plate, a mounting hole is symmetrically formed on one side of the clamping hole plate, and one end of the clamping rod is inserted into the inner wall of the mounting hole.

[0015] The above-mentioned component achieves the effect that: by arranging the anti-skid device, before the clamping hole plate is sleeved on the two ends of the U-shaped nail body for fixing, the clamping rod on the rubber plate can be aligned with the mounting hole and pressed, so that the clamping rod is inserted into the mounting hole after deformation, and the rubber plate is fixedly installed on one side of the clamping hole plate, thereby increasing the contact friction force of one side of the clamping hole plate, making the clamping hole plate more firmly abutted on one side of the object and less likely to shake, and limiting the U-shaped nail body more firmly.

[0016] Preferably, the longitudinal section of one end of the clamping rod is in a trapezoidal shape, and the size of the end of the clamping rod away from the rubber plate is smaller than the size of the inner wall of the mounting hole.

[0017] The above-mentioned component achieves the effect that: by arranging the longitudinal section of one end of the clamping rod in a trapezoidal shape and the size of the end of the clamping rod away from the rubber plate being smaller than the size of the inner wall of the mounting hole, the clamping rod can be conveniently aligned with the mounting hole and pressed, and the clamping rod is conveniently inserted into the mounting hole.

[0018] Preferably, a plurality of protrusions are fixedly installed on one side of the rubber plate, and the protrusions are arranged on the side of the rubber plate away from the clamping rod.

[0019] The above-mentioned component achieves the effect that: by arranging the protrusions, the roughness of the surface of the rubber plate is increased, the rubber plate is less likely to shake after abutting on the object, and the clamping hole plate is more stably limited.

[0020] The beneficial effects of the utility model are as follows:

[0021] By arranging the protection device, after the U-shaped nail body is positioned on the two objects, the two ends of the U-shaped nail body penetrating through the objects and the plurality of elastic blocks are inserted into the inner wall of the clamping hole plate and the inner wall of the telescopic protection cover, the two ends of the U-shaped nail body abut on one side of the inner wall of the telescopic protection cover, the telescopic protection cover is stretched, the first spring is stretched, and the two telescopic protection covers can protect the two ends of the exposed U-shaped nail body, so that the construction personnel is not easily injured during use or disassembly of the objects, the safety hazard during installation and disassembly is reduced, the telescopic protection cover can protect the two ends of the U-shaped nail body exposed outside the objects with different lengths through stretching and resetting of the telescopic protection cover and the first spring, and the applicability of the telescopic protection cover is improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] The utility model is further described below in combination with the drawings and examples.

[0023] Figure 1It is the structural schematic diagram of the utility model.

[0024] Figure 2 It is the three-dimensional structure schematic diagram of the utility model at the telescopic protective cover;

[0025] Figure 3 It is Figure 2 It is the three-dimensional schematic diagram of the utility model at the local structure.

[0026] Figure 4 It is the three-dimensional structure schematic diagram of the utility model at the U-shaped nail body.

[0027] Figure 5 It is the three-dimensional structure schematic diagram of the utility model at the rubber plate.

[0028] Legend: 1, U-shaped nail body;2, protective device;3, antiskid device;4, elastic block;5, clamping hole plate;21, telescopic protective cover;22, first spring;23, limiting mechanism;231, clamping groove;232, clamping block;233, second spring;234, pulling block;235, round roller;31, mounting hole;32, rubber plate;33, clamping rod;34, protruding block. DETAILED DESCRIPTION

[0029] The utility model will be further explained in detail in combination with the drawings. These drawings are all simplified schematic diagrams, and only illustrate the basic structure of the utility model in a schematic manner, so they only show the structure related to the utility model.

[0030] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0031] Figures 1-5 The male and female matched U-shaped nail shown in the figure comprises a U-shaped nail body 1 and a clamping hole plate 5, a plurality of elastic blocks 4 are symmetrically and fixedly connected to the outer surfaces of the two ends of the U-shaped nail body 1, the two ends of the U-shaped nail body 1 are respectively inserted in the inner walls of the clamping hole plate 5 and fixed by means of the elastic blocks 4, the protective device 2 is arranged between one side of the clamping hole plate 5 and the outer surfaces of the two ends of the U-shaped nail body 1, the protective device 2 can cover the sharp parts of the two ends of the U-shaped nail body 1 by means of the telescopic protective cover 21 after the clamping hole plate 5 is sleeved on the two ends of the U-shaped nail body 1, so as to achieve the effect of protection.

[0032] Figures 2-4The shown protection device 2 includes a telescopic protective cover 21, wherein one side of the telescopic protective cover 21 is fixedly installed on one side of the clamping hole plate 5, and one end of the U-shaped nail body 1 and the plurality of elastic blocks 4 are inserted in the inner wall of the telescopic protective cover 21; a first spring 22, wherein the two ends of the first spring 22 are fixedly installed on the inner walls of the two ends of the telescopic protective cover 21. After the U-shaped nail body 1 is fixed on two objects, the two ends of the U-shaped nail body 1 and the plurality of elastic blocks 4 that pass through the objects can be inserted in the inner wall of the clamping hole plate 5 and the inner wall of the telescopic protective cover 21, until one side of the clamping hole plate 5 abuts on one side of the object, the elastic blocks 4 at the corresponding position are reset and clamped on one side of the clamping hole plate 5 to abut and fix, at the same time, the two ends of the U-shaped nail body 1 abut on one side of the inner wall of the telescopic protective cover 21, stretch the telescopic protective cover 21, drive the first spring 22 to stretch, and the two telescopic protective covers 21 can protect the two ends of the exposed U-shaped nail body 1. In this way, when the objects are used or disassembled, it is not easy to injure the construction personnel, and the safety hidden danger during installation and disassembly is reduced. At the same time, through the telescopic of the telescopic protective cover 21 and the reset of the first spring 22, the two ends of the U-shaped nail body 1 exposed outside the object of different lengths can be protected, and the applicability of the telescopic protective cover 21 is improved. The protection device 2 further includes a limiting mechanism 23, the limiting mechanism 23 includes two clamping blocks 232, wherein one end of the two clamping blocks 232 is symmetrically arranged in the inner wall of one end of the telescopic protective cover 21, the outer surface of the two ends of the U-shaped nail body 1 is provided with a clamping groove 231, and one end of the clamping block 232 is inserted in the inner wall of the clamping groove 231; a second spring 233, wherein the inner wall of the second spring 233 is sleeved on the outer surface of one end of the clamping block 232, and the two ends are fixedly installed on one side of the clamping block 232 and in the inner wall of the telescopic protective cover 21. By arranging the limiting mechanism 23, when one end of the U-shaped nail body 1 is inserted into the telescopic protective cover 21 to a certain position, the sharp end will abut on one side of the clamping block 232, and will be extruded and pushed to the two ends, driving the second spring 233 to contract. When inserted to a certain position, under the reset action of the second spring 233, the clamping block 232 can be reset and clamped into the clamping groove 231, limiting one end of the telescopic protective cover 21 at one end of the U-shaped nail body 1, so that the inner wall of one end of the telescopic protective cover 21 is a certain distance from the sharp end of the U-shaped nail body 1. The sharp end is protected to avoid damage.

[0033] Figures 2-4One end of the shown clamping block 232 is fixedly connected with a pulling block 234, the cross section of the pulling block 234 is annular. By setting the pulling block 234, the contact area of one end of the clamping block 232 can be increased, which facilitates manual holding and pulling. A plurality of round rollers 235 are rotatably installed on one side of the clamping block 232, and the plurality of round rollers 235 are arranged on the side of the clamping block 232 away from the clamping hole plate 5. By setting the round rollers 235, when it is necessary to remove the telescopic protective cover 21, the abutting friction between one side of one end of the clamping block 232 and the U-shaped nail body 1 can be reduced, facilitating the pushing of the clamping block 232 to move to both sides inside the telescopic protective cover 21.

[0034] Figure 5 The shown clamping hole plate 5 is provided with an anti-skid device 3, the anti-skid device 3 includes a rubber plate 32, one side of the rubber plate 32 is fixedly installed with a clamping rod 33, one side of the clamping hole plate 5 is symmetrically provided with a mounting hole 31, one end of the clamping rod 33 is inserted into the inner wall of the mounting hole 31, and the clamping rod 33 is made of rubber. Before the clamping hole plate 5 is sleeved on the two ends of the U-shaped nail body 1 for fixation, the clamping rod 33 on the rubber plate 32 can be aligned with the mounting hole 31 and pressed, so that it is inserted into the mounting hole 31 after deformation, and the rubber plate 32 is fixedly installed on one side of the clamping hole plate 5, which can increase the contact friction on one side of the clamping hole plate 5, making it more firm when abutting on one side of the object and not easy to shake, and limiting the U-shaped nail body 1 more firmly.

[0035] Figure 5 The longitudinal section of one end of the shown clamping rod 33 is trapezoidal, and the size of one end of the clamping rod 33 away from the rubber plate 32 is smaller than the size of the inner wall of the mounting hole 31. By setting the one end of the clamping rod 33 to be trapezoidal and the one end size to be smaller than the mounting hole 31, it is convenient to align the mounting hole 31 and press it in, which is convenient for installation. One side of the rubber plate 32 is fixedly installed with a plurality of protrusions 34, and the protrusions 34 are arranged on the side of the rubber plate 32 away from the clamping rod 33. By setting the protrusions 34, the roughness of the surface of the rubber plate 32 can be increased, so that it is not easy to shake when abutting on the object, and the clamping hole plate 5 is more stably limited.

[0036] Working principle: after the U-shaped nail body 1 is fixed on two objects, the two ends of the U-shaped nail body 1 and the plurality of elastic blocks 4 are inserted into the inner wall of the clamping hole plate 5 and the inner wall of the telescopic protective cover 21, until one side of the clamping hole plate 5 abuts on one side of the object, and the elastic blocks 4 at the corresponding position are reset and clamped on one side of the clamping hole plate 5 to abut and fix, at the same time, the two ends of the U-shaped nail body 1 abut on one side of the inner wall of the telescopic protective cover 21, which is stretched open, driving the first spring 22 to stretch open, and the two telescopic protective covers 21 can protect the two ends of the exposed U-shaped nail body 1, so that the construction personnel is not easy to be injured during use or disassembly of the object, reducing the safety hazard during installation and disassembly, when one end of the U-shaped nail body 1 is inserted into the telescopic protective cover 21 to a certain position, the sharp end abuts on one side of the clamping block 232, which is pushed and driven to the two ends, driving the second spring 233 to contract, and after being inserted to a certain position, the clamping block 232 can be reset and clamped into the clamping groove 231 under the resetting action of the second spring 233, one end of the telescopic protective cover 21 is limited at one end of the U-shaped nail body 1, so that the inner wall of one end of the telescopic protective cover 21 is a certain distance away from the sharp end of the U-shaped nail body 1, protecting the sharp end and avoiding damage, improving the protection effect of the telescopic protective cover 21, and at the same time, through the telescopic and resetting of the telescopic protective cover 21 and the first spring 22, the two ends of the U-shaped nail body 1 exposed outside the object of different lengths can be protected, improving the applicability of the telescopic protective cover 21.

[0037] Before the clamping hole plate 5 is sleeved on the two ends of the U-shaped nail body 1 for fixation, the clamping rod 33 on the rubber plate 32 can be aligned with the mounting hole 31 and squeezed with force to make it deform and then be inserted into the mounting hole 31, so as to fix and install the rubber plate 32 on one side of the clamping hole plate 5, which can increase the contact friction force of one side of the clamping hole plate 5, so that it is more firm when abutting on one side of the object and is not easy to shake, and the U-shaped nail body 1 is more firmly limited.

[0038] Based on the above ideal embodiment of the present application, through the above description, relevant personnel can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content in the specification, and must be determined by the scope of the claims.

Claims

1. A male-female coupling type staple, comprising a staple body (1) and a clamping hole plate (5), characterized in that: The outer surface of both ends of the U-shaped nail body (1) is fixedly connected with a plurality of elastic blocks (4), the two ends of the U-shaped nail body (1) are respectively inserted into the inner wall of the clamping hole plate (5) and fixed by the elastic blocks (4), the side of the clamping hole plate (5) and the outer surface of both ends of the U-shaped nail body (1) are provided with a protection device (2), and the protection device (2) can cover the sharp part of both ends of the U-shaped nail body (1) by the telescopic protective cover (21) after the clamping hole plate (5) is sleeved on both ends of the U-shaped nail body (1), so as to achieve the effect of protection.

2. The male-female cooperating staple of claim 1, wherein: The protection device (2) comprises a telescopic protective cover (21), wherein one side of the telescopic protective cover (21) is fixedly installed on one side of the clamping hole plate (5), and one end of the U-shaped nail body (1) and a plurality of elastic blocks (4) are inserted into the inner wall of the telescopic protective cover (21); A first spring (22) is fixedly installed at both ends of the telescopic protective cover (21).

3. The male-female cooperating staple of claim 2, wherein: The protection device (2) further comprises a limiting mechanism (23), the limiting mechanism (23) comprises two clamping blocks (232), one end of the two clamping blocks (232) is symmetrically arranged in the inner wall of one end of the telescopic protective cover (21), the outer surface of both ends of the U-shaped nail body (1) is provided with a clamping groove (231), and one end of the clamping block (232) is inserted into the inner wall of the clamping groove (231); A second spring (233) is provided, wherein the inner wall of the second spring (233) is sleeved on the outer surface of one end of the clamping block (232), and both ends are fixedly installed on one side of the clamping block (232) and the inner wall of the telescopic protective cover (21).

4. The male-female cooperating staple of claim 3, wherein: One end of the clamping block (232) is fixedly connected with a pulling block (234), and the cross section of the pulling block (234) is annular.

5. The male-female cooperating staple of claim 3, wherein: A plurality of round rollers (235) are rotatably installed on one side of the clamping block (232), and the plurality of round rollers (235) are arranged on the side of the clamping block (232) away from the clamping hole plate (5).

6. The male-female cooperating staple of claim 1 wherein: One side of the clamping hole plate (5) is provided with an anti-skid device (3), the anti-skid device (3) comprises a rubber plate (32), one side of the rubber plate (32) is fixedly provided with a clamping rod (33), one side of the clamping hole plate (5) is symmetrically provided with a mounting hole (31), one end of the clamping rod (33) is inserted into the inner wall of the mounting hole (31), and the clamping rod (33) is made of rubber.

7. The male-female cooperating staple of claim 6, wherein: The longitudinal section of one end of the clamping rod (33) is trapezoidal, and the size of the end of the clamping rod (33) away from the rubber plate (32) is smaller than the size of the inner wall of the mounting hole (31).

8. The male-female cooperating staple of claim 6, wherein: A plurality of convex blocks (34) are fixedly installed on one side of the rubber plate (32), and the convex blocks (34) are arranged on the side of the rubber plate (32) away from the clamping rod (33).

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