CN116792583A - Anti-tearing clamp - Google Patents

Abstract

The application relates to an anti-tearing clamp, which relates to the technical field of clamps and comprises a clamp body, wherein the clamp body comprises a connecting part, a fixing part and a clamping part, a first clamping hook and a second clamping hook are arranged on the connecting part, and a first receiving hole and a second receiving hole which are respectively used for the first clamping hook and the second clamping hook to be inserted and abutted are arranged on the fixing part; the fixing part is provided with an arch structure at one side of the first receiving hole, which is away from the connecting part, an abutting joint is arranged at the joint of the arch structure and the fixing part, the abutting joint is arranged at the side edge of the arch structure, which is far away from the clamping part, and a raised reinforcing structure is arranged at the corner of the abutting joint on the fixing part; according to the clamp, the structural strength of the first receiving hole is improved through the arrangement of the arch structure and the protruding reinforcing structure, meanwhile, the structural strength of the connection part of the fixing part and the arch structure is also improved, the possibility of tearing in the abutting process of the first clamping hook and the first receiving hole is reduced, and the tear resistance of the clamp is improved.

Description

Anti-tearing clamp

Technical Field

The application relates to the technical field of clamps, in particular to an anti-tearing clamp.

Background

The clamp is a connecting device for connecting pipe fittings, valves and pipeline fittings with grooves, and is used for playing a role of tightening the butt joint.

In the related art, the application patent with the publication number of CN105587935A discloses a clamp, which comprises a clamping band, wherein the clamping band is curled to form a clamp body with a sleeving area, a fastening part is arranged on the clamp body, the clamp body forms an overlapped part, the overlapped part comprises an outer band body and an inner band body, a first clamping piece and a second clamping piece are arranged on the inner band body, and a first clamping interface for inserting the first clamping piece and a second clamping interface for inserting the second clamping piece are respectively arranged on the outer band body; when the clamp is fixed, a tool clamp is required to clamp a fastening part on the clamp body.

But in the clamping process, the inner edges of the first clamping piece and the first clamping interface are abutted tightly, the inner edges of the second clamping piece and the second clamping interface are abutted tightly, and because the stress of the four corner edges on the inner sides of the first clamping interface and the second clamping interface is concentrated, the clamping piece and the inner edges of the clamping interface are abutted tightly, cracks are easily torn out from the four corner edges of the clamping interface, and then the clamp is damaged, so that the using effect of the clamp is affected.

Disclosure of Invention

The application aims to provide a tearing-proof clamp, which solves the problem that the clamping piece possibly tears the inner edge of the clamping port when the clamp is tightened in the related art.

The application provides a tearing-proof clamp which adopts the following technical scheme:

the anti-tearing clamp comprises a clamp body, wherein the clamp body comprises a connecting part, a fixing part and a clamping part, a first clamping hook and a second clamping hook are arranged on the connecting part, and a first receiving hole and a second receiving hole which are respectively used for the first clamping hook and the second clamping hook to be inserted into and abutted against are arranged on the fixing part; the fixing part is provided with an arch structure on one side of the first receiving hole, which is opposite to the connecting part, an abutting joint is arranged at the joint of the arch structure and the fixing part, the abutting joint is arranged at the edge of the arch structure, which is far away from the clamping part, and a raised reinforcing structure is arranged at the corner of the abutting joint on the fixing part.

Through adopting above-mentioned technical scheme, in this clamp use, insert the inside in first receiving hole with first pothook at first, the inside in second receiving hole is inserted to the second pothook, reuse tool pincers clamp holding part, press from both sides tight back at the holding part, the interior border butt of first pothook and first receiving hole, the interior border butt of second pothook and second receiving hole, through the setting of arch structure, improve the structural strength of first receiving hole, reduce the possibility that tearing appears in the tight in-process of supporting at first pothook and first receiving hole, improve the tear resistance performance of this clamp, simultaneously through protruding additional strengthening's setting, with this reinforcing fixed part and arch structure junction's structural strength, reduce the possibility that tearing appears in the position that first receiving hole is close to with the arch structure, further improve the tear resistance performance of this clamp.

Optionally, the arch structure is a spherical arch, and one side of the spherical arch, which is away from the abutting port, is coated.

By adopting the technical scheme, because the arch structure is the spherical arch, and one side of the spherical arch opposite to the abutting joint is coated, the arrangement is convenient for a worker to process and shape the arch structure.

Optionally, the abutting joint is an oblique opening.

Through adopting above-mentioned technical scheme, this butt joint mouth is the slant opening to this sets up, at this anti-tear clamp application process, and the butt joint mouth is inserted to the first pothook of being convenient for when the clamp is used and supports tightly with it, and the staff of being convenient for observes the tight state of support of first pothook simultaneously, also is convenient for operate first pothook when dismantling.

Optionally, the arch structure is a dome-shaped arch member, and a processing opening is formed in the side edge, close to the clamping portion, of the dome-shaped arch member.

Through adopting above-mentioned technical scheme, when stamping equipment punching press fixed part, compare in only having seted up the butt mouth, owing to processing open-ended setting, can reduce because tensile and lead to the fixed part to be close to the possibility that the arch structure department thickness attenuation condition takes place to this holistic structural strength of clamp improves.

Optionally, the side edges of the arched dome near to and far from the clamping part are provided with narrowing cuts.

Through adopting above-mentioned technical scheme, owing to narrow incision's seting up, in this tear-proof clamp application, the staff of being convenient for observes the position of first pothook and inserts the butt interface with first pothook and support with it tightly, also be convenient for operate first pothook when dismantling simultaneously.

Optionally, the protruding additional strengthening's quantity is four, four protruding additional strengthening sets up respectively in dome arch member and is close to butt joint mouth and processing open-ended arch foot department.

Through adopting above-mentioned technical scheme, owing to protruding additional strengthening quantity and the setting in position to this structural strength that strengthens fixed part and arch structure junction also reduces simultaneously that the possibility of tearing appears in the position that first receiving hole and arch structure are close to, further improves the tear resistance of this clamp.

Optionally, the number of the protruding reinforcing structures is four, and four arch pins of the dome-shaped arch member are respectively located at the centers of the four protruding reinforcing structures.

By adopting the technical scheme, because the stress at the four corners of the inner side of the first receiving hole is concentrated most in the hoop tightening process, the stress at the four corners of the first receiving hole is reduced more accurately by arranging the convex reinforcing structures at the four corners of the first receiving hole.

Optionally, the protruding reinforcing structure protrudes from the fixing portion in a hemispherical shape.

Through adopting above-mentioned technical scheme, because protruding additional strengthening's protruding shape is the hemisphere, through protruding additional strengthening's setting, when the clamp tightens up, the stress size in the inboard border four corners of reduction first receiving hole that can be better, the possibility of tearing appears in the inboard border four corners of first receiving hole.

Optionally, the quantity of protruding additional strengthening is two, two protruding additional strengthening sets up respectively on the both sides border of first receiving hole connection arch bar, and two protruding additional strengthening extends along the length direction of fixed part and is the strip.

Through adopting above-mentioned technical scheme, when carrying out punching press processing to protruding additional strengthening of strip, because protruding additional strengthening of strip is only two to this punching press processing of protruding additional strengthening of being convenient for reduces the required time of processing protruding additional strengthening.

Optionally, the second receiving hole is provided with an arch structure and a protruding reinforcing structure which are the same as those of the first receiving hole.

Through adopting above-mentioned technical scheme, be provided with on the second receiving hole with first receiving hole on the same arched structure and protruding additional strengthening to this improves the tear resistance of second receiving hole, reduces the possibility that second pothook will be torn the second receiving hole at clamping part clamping process.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the setting of arch structure and protruding additional strengthening, improve the structural strength of first receiving hole, also strengthen the structural strength of fixed part and arch structure junction simultaneously, reduce the possibility that tearing appears in first pothook and first receiving hole in supporting tight in-process, improve the tear resistance of this clamp.

2. Through the setting that arch structure is spherical arch and butt joint mouth be slant opening, in this anti-tear clamp application, the butt joint mouth of being convenient for inserts to be supported tightly with it by first pothook, is convenient for observe simultaneously that the first pothook supports tightly the state, also is convenient for operate first pothook when dismantling.

3. Through the setting of arch structure for dome arch and narrowing interface, at this tear-proof clamp application process, be convenient for observe the position of first pothook and insert the interface with first pothook and support with it tightly, also be convenient for operate first pothook when dismantling simultaneously.

Drawings

FIG. 1 is a schematic view showing the overall structure of embodiment 1 of the present application;

FIG. 2 is a schematic view of a partially cross-sectional structure of embodiment 1 showing the first hook engaging with the first hole;

FIG. 3 is a schematic view showing the structure of a spherical arch according to embodiment 1 of the present application;

fig. 4 is a schematic structural diagram of embodiment 1 of the present application when a limit bar is inserted into a limit slot;

FIG. 5 is a schematic view of a partially cross-sectional structure of embodiment 2 showing the first hook engaging with the first hole of the structure;

FIG. 6 is a schematic view of a dome-shaped dome embodying embodiment 2 of the present application;

FIG. 7 is a schematic view showing the structure of a bump reinforcement structure according to embodiment 3 of the present application;

fig. 8 is a schematic structural view showing the distribution of the convex reinforcing structure in embodiment 4 of the present application.

In the figure, 1, a clamp body; 11. a connection part; 111. a first hook; 112. a second hook; 113. a fixed block; 114. a limit bar; 115. a limit groove; 12. a fixing part; 121. a first receiving hole; 122. a second receiving hole; 123. an abutting port; 124. a fixing groove; 125. processing an opening; 13. a clamping part; 2. an arching structure; 21. spherical arches; 22. a dome-shaped arch member; 221. narrowing the incision; 3. a raised reinforcing structure.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings.

Example 1:

referring to fig. 1, an anti-tearing clamp comprises a clamp body 1, wherein the clamp body 1 comprises a connecting part 11, a fixing part 12 and a clamping part 13, and the connecting part 11, the fixing part 12 and the clamping part 13 are integrally formed.

Referring to fig. 2, a first hook 111 and a second hook 112 are disposed on the connection portion 11, a first receiving hole 121 into which the first hook 111 is inserted and abuts is formed on the fixing portion 12, and a second receiving hole 122 into which the second hook 112 is inserted is also formed, wherein a distance between the first receiving hole 121 and the clamping portion 13 is smaller than a distance between the second receiving hole 122 and the clamping portion 13; the first hook 111 and the second hook 112 are both punched by a punching device.

Referring to fig. 2 and 3, the fixing portion 12 is provided with an arch structure 2 on a side of the first receiving hole 121 facing away from the connecting portion 11, an abutting port 123 is provided at a connection portion between the arch structure 2 and the fixing portion 12, the abutting port 123 is provided at a side edge of the arch structure 2 away from the clamping portion 13, and a protruding reinforcing structure 3 is provided at a corner of the abutting port 123 on the fixing portion 12; wherein the arch structure 2 and the protruding reinforcing structure 3 can be press-formed by means of an associated press, the arch structure 2 being simultaneously press-formed at the same time as the first receiving hole 121 is pressed.

Referring to fig. 2 and 3, the arch structure 2 is a spherical arch 21, and a side of the spherical arch 21 facing away from the abutting port 123 is provided with a cladding, and the outline shape of the spherical arch 21 is a hemispherical cover body, so that the arch structure 2 is convenient to be punched; the abutting port 123 is an oblique opening, so that in the application process of the anti-tearing clamp, the position of the first clamping hook 111 is convenient to observe, the first clamping hook 111 is inserted into the abutting port 123 to abut against the abutting port, and when the anti-tearing clamp is detached, the first clamping hook 111 is also convenient to operate.

Referring to fig. 2 and 3, the number of the protruding reinforcing structures 3 is two, and two protruding reinforcing structures 3 are simultaneously provided at the corner of the first receiving hole 121, wherein the protruding reinforcing structures 3 are integrally provided with the fixing portion 12, and in addition, the protruding reinforcing structures 3 may be formed by separately welding and fixing a metal material to the fixing portion 12. The protruding reinforcing structure 3 protrudes from the fixing portion 12 to form a hemispherical shape, so that the stress of the inner corner of the first receiving hole 121 is reduced more effectively when the clamp is tightened. After the first hook 111 supports the first receiving hole 121 tightly, the two abutting parts can receive great force when the clamp is integrally tightened, and the deformation of the fixing part 12 can lead to the end stress concentration of the gap, so that the tearing phenomenon is very easy to occur, and due to the arrangement of the raised reinforcing structure 3, the stress of the connecting part of the first receiving hole 121 and the arch structure 2 when the clamp is contracted is reduced, the possibility of tearing at four corners of the first receiving hole 121 is also reduced, and the tearing resistance of the clamp is improved.

Referring to fig. 2 and 3, the second receiving hole 122 is provided with the arch structure 2 and the protrusion reinforcing structure 3 which are identical to those of the first receiving hole 121, so as to improve the tear resistance of the second receiving hole 122 and reduce the possibility that the second hook 112 tears the second receiving hole 122 during the clamping process of the clamping portion 13.

Referring to fig. 4, the connecting portion 11 is provided with a stamped fixing block 113, and the fixing portion 12 is provided with a fixing slot 124 through which the fixing block 113 is inserted, and in the use process of the clip, the fixing block 113 is further bent by using a tool pliers after penetrating through the fixing slot 124, so as to prevent the first hook 111 (see fig. 2) from falling out of the first receiving hole 121 (see fig. 2), and prevent the second hook 112 (see fig. 2) from falling out of the second receiving hole 122 (see fig. 2).

Referring to fig. 4, in the extended state, the end of the connecting portion 11 facing away from the clamping portion 13 is provided with a limiting strip 114, the connecting portion 11 is close to the limiting groove 115 on the inner wall of the clamping portion 13, and in the bent state, the limiting strip 114 is inserted into the limiting groove 115, so that the possibility that the clamp is offset or misplaced in the bent use state is reduced, and the stability of the clamp in use is improved.

The implementation principle of the embodiment of the application is as follows:

in the use process of the clamp, the first clamping hook 111 is inserted into the first receiving hole 121, the second clamping hook 112 is inserted into the second receiving hole 122, the fixing block 113 penetrates through the fixing groove 124 and is bent, the limiting strip 114 is inserted into the limiting groove 115, the clamping part 13 is clamped by the tool pliers, after the clamping part 13 is clamped, the first clamping hook 111 is abutted against the inner edge of the first receiving hole 121, the second clamping hook 112 is abutted against the inner edge of the second receiving hole 122, and the possibility of tearing of the first receiving hole 121 and the second receiving hole 122 in the abutting process is reduced through the arrangement of the spherical arch piece 21 and the protruding reinforcing structure 3, so that the stress of the joint of the first receiving hole 121 and the second receiving hole 122 with the arch structure 2 is reduced, and the anti-tearing performance of the clamp is improved.

Example 2:

referring to fig. 5 and 6, the embodiment of the present application is different from embodiment 1 in that the arch structure 2 is a dome-shaped arch 22, and a processing opening 125 is provided on a side edge of the dome-shaped arch 22 near the clamping portion 13; when the stamping equipment stamps the fixed part 12, compared with the arrangement of only the abutting port 123, the arrangement can reduce the occurrence of the condition that the thickness of the fixed part 12 close to the arched arch structure 2 is thinned due to stretching, thereby improving the integral structural strength of the clamp. The side edges of the arched arch piece 22, which are close to and far from the clamping part 13, are provided with the narrowing cuts 221, and due to the opening of the narrowing cuts 221, in the application process of the anti-tearing clamp, workers can observe the position of the first clamping hook 111 conveniently and insert the first clamping hook 111 into the abutting port 123 to abut against the abutting port, and meanwhile, the first clamping hook 111 can be operated conveniently when the clamp is detached.

Referring to fig. 5 and 6, the number of the protruding reinforcing structures 3 is four, and the four protruding reinforcing structures 3 are respectively disposed at the arch-shaped arch 22 near the abutment port 123 and the arch foot of the processing opening 125; in addition, in other embodiments, the arch structure 2 can also be pointed, i.e. the outer side surfaces of the arch structure 2 are intersecting corner surfaces, which will not be described herein.

Example 3:

referring to fig. 7, the difference between the embodiment of the present application and embodiment 1 is that the number of the protruding reinforcing structures 3 is two, the two protruding reinforcing structures 3 are respectively disposed on two side edges of the arch leg of the first receiving hole 121 connecting arch structure 2, and the two protruding reinforcing structures 3 extend in a convex strip shape along the length direction of the fixing portion 12, so as to reduce the number of the protruding reinforcing structures 3, and at the same time, facilitate the stamping process of the protruding reinforcing structures 3, and reduce the time required for processing the protruding reinforcing structures 3.

Example 4:

referring to fig. 8, the embodiment of the present application is different from embodiment 2 in that the number of the convex reinforcing structures 3 is four, and the four legs of the dome-shaped arch 22 are located at the centers of the four convex reinforcing structures 3, respectively; because the sizes of the hoops are larger, the first clamping hooks 111 do not need to be abdied on the hoops with larger sizes, and the convex reinforcing structure 3 can be directly arranged on the inflection point of the inner edge of the first receiving hole 121, so that the problem of stress concentration at the joint of the first receiving hole 121 and the arch structure 2 is better reduced.

The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (10)

1. The anti-tearing clamp comprises a clamp body (1), wherein the clamp body (1) comprises a connecting part (11), a fixing part (12) and a clamping part (13), a first clamping hook (111) and a second clamping hook (112) are arranged on the connecting part (11), and a first receiving hole (121) and a second receiving hole (122) which are respectively used for inserting and abutting the first clamping hook (111) and the second clamping hook (112) are arranged on the fixing part (12);

the fixing device is characterized in that an arch structure (2) is arranged on one side, opposite to the connecting portion (11), of the first receiving hole (121), an abutting port (123) is arranged at the joint of the arch structure (2) and the fixing portion (12), the abutting port (123) is arranged on the edge, far away from the clamping portion (13), of the arch structure (2), and a protruding reinforcing structure (3) is arranged at the corner of the abutting port (123) on the fixing portion (12).

2. A tear-resistant band according to claim 1, characterized in that the arch structure (2) is a spherical arch (21), the side of the spherical arch (21) facing away from the abutment opening (123) being provided with a coating.

3. A tear resistant band as claimed in claim 2, wherein said abutment (123) is a diagonal opening.

4. A tear resistant band according to claim 1, characterized in that the arch structure (2) is a dome-shaped arch (22), the dome-shaped arch (22) being provided with a machining opening (125) near the side edges of the clamping portion (13).

5. A tear-resistant band as claimed in claim 4, characterized in that the dome-shaped arch part (22) is provided with a narrowing (221) on the side edges facing away from the clamping part (13).

6. The anti-tear clip according to claim 4, characterized in that the number of raised reinforcing structures (3) is four, the four raised reinforcing structures (3) being arranged at the feet of the dome-shaped dome (22) near the abutment mouth (123) and the machining opening (125), respectively.

7. -a tear-resistant band according to claim 4, characterized in that the number of raised reinforcing structures (3) is four, the four legs of the dome-shaped arch (22) being located at the centre of the four raised reinforcing structures (3), respectively.

8. A tear resistant band as claimed in claim 1, wherein the protruding stiffening structure (3) protrudes from the fixing portion (12) in the shape of a hemisphere.

9. The anti-tearing clamp according to claim 1, wherein the number of the protruding reinforcing structures (3) is two, the two protruding reinforcing structures (3) are respectively arranged on two side edges of the connecting arch foot of the first receiving hole (121), and the two protruding reinforcing structures (3) extend in a strip shape along the length direction of the fixing portion (12).

10. A tear resistant band according to any one of claims 2 to 9 wherein the second receiving aperture (122) is provided with a dome (2) and a raised reinforcement (3) which are identical to the structures on the first receiving aperture (121).