CN209762485U

CN209762485U - Clamp hoop

Info

Publication number: CN209762485U
Application number: CN201822149630.1U
Authority: CN
Inventors: 许杰; 陈蒙; 邢跃; 苏爱民; 周伟; 张文超
Original assignee: China Petroleum and Natural Gas Co Ltd
Current assignee: China Petroleum and Natural Gas Co Ltd
Priority date: 2018-12-20
Filing date: 2018-12-20
Publication date: 2019-12-10
Anticipated expiration: 2028-12-20

Abstract

The utility model discloses a clamp belongs to pipe connection technical field. This clamp includes: the clamp comprises a first clamp piece (1), a second clamp piece (2) and a pressing structure (3), wherein the first end of the first clamp piece (1) is connected with the first end of the second clamp piece (2) through a rotating shaft (11), and the first clamp piece and the second clamp piece can rotate around the rotating shaft (11) relatively; in compact structure (3), two connecting rods (31) and clamp plate (32) are held with the second of second clamp piece (2) and are connected, can rotate around the second end of second clamp piece (2), this ejector pin (33) is through this clamp plate (32) of threaded connection, this ejector pin (33) can rotate on first side (12) of this first clamp piece (1), through rotatory this ejector pin (33), make this ejector pin (33) to the direction removal that compresses tightly this first side (12), and then compress tightly this first clamp piece (1) and this second clamp piece (2) fast, also can quick detach, and easy dismounting, time saving and labor saving.

Description

Clamp hoop

Technical Field

The utility model relates to a pipe connection technical field, in particular to clamp.

Background

The clamp is a device commonly used in the technical field of pipeline connection, has various specifications, has wide application, can be used for connecting pipe fittings, valves and pipeline fittings with grooves, and has good fastening performance, high sealing degree and simple and easy installation.

On the oil recovery or water injection pipeline in oil field, the clamp that uses usually at present includes two shape of a saddle clamp pieces, and the edge of two clamp pieces all is equipped with the through-hole, is installing two clamp pieces relatively in pipeline connection terminal surface department after with pipeline connection, uses the bolt to pass the through-hole and connects two clamp pieces, and then with pipeline fixed connection. However, due to the requirements of oil well chemical dosing, liquid level measurement and the like, the connection between the connection end surfaces of the pipelines may need to be frequently disassembled and assembled, that is, the clamp needs to be frequently disassembled and assembled, and the clamp is connected in a threaded manner, so that the clamp needs to be disassembled or assembled by rotating the bolt for a long time, and the pipeline connection by using the clamp causes inconvenience in disassembly and assembly, and is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a clamp can solve because the clamp that uses usually at present is connected through the screw thread mode, need rotate the bolt with longer time and just can dismantle this clamp or install and go, so use this kind of clamp to come connecting line can cause the dismouting inconvenient, the problem that wastes time and energy. The technical scheme is as follows:

Provided is a clamp, including: the clamp comprises a first clamp sheet 1, a second clamp sheet 2 and a pressing structure 3;

The first end of the first clamp sheet 1 is connected with the first end of the second clamp sheet 2 through a rotating shaft 11, and the first clamp sheet 1 and the second clamp sheet 2 can relatively rotate around the rotating shaft 11;

The pressing structure 3 comprises two connecting rods 31, a pressing plate 32 and a mandril 33, one end of each connecting rod 31 is connected with the second end of the second hoop sheet 2, the other end of each connecting rod 31 is connected with the pressing plate 32, and the two connecting rods 31 and the pressing plate 32 can rotate around the second end of the second hoop sheet 2;

The pressing plate 32 is provided with a threaded hole, the outer wall of the ejector rod 33 is provided with an external thread matched with the threaded hole, and the ejector rod 33 is connected with the pressing plate 32 through the matching between the threaded hole and the external thread.

In a possible design, the first side 12 of the second end of the first clip strip 1 is provided with a counter bore 13.

In one possible design, the diameter of the counterbore 13 is less than the diameter of the ram 33;

The first end of the ram 33 has a nib 331, the nib 331 being adapted to press into the counterbore 13.

In a possible design, the second end of the push rod 33 is provided with a ring 332, and the ring 332 is used for driving the push rod 33 to rotate.

in one possible design, the second end of the plunger 33 has a cross-sectional shape of a regular polygon.

In a possible design, the second end of the second clip piece 2 is provided with two protruding structures 21, the two protruding structures 21 protrude from a second side and a third side of the second end of the second clip piece 2, the second side and the third side are perpendicular to the axial direction of the rotating shaft 11, and the outer ends of the two protruding structures 21 are connected with the two connecting rods 31 through hinges 22.

in a possible design, a bearing is provided on the fourth side of the second end of the second clip piece 2, and a connecting shaft is provided in the bearing, and two ends of the connecting shaft are respectively connected with the two connecting rods 31.

In a possible design, the ejector pin 33 is perpendicular to the first side 12 of the second end of the first clip piece 1 when the clip structure is in the clamping state.

In a possible design, the inner surfaces of the first and second clip pieces 1 and 2 are each provided with a groove.

In one possible design, the first and second clip tabs 1, 2 each comprise a semi-circular shaped clasp and two ear plates attached to a first and second end of the clasp, respectively.

The embodiment of the utility model provides a beneficial effect that technical scheme brought is:

The embodiment of the utility model provides a clamp includes: the clamp comprises a first clamp piece 1, a second clamp piece 2 and a pressing structure 3, wherein the first ends of the first clamp piece 1 and the second clamp piece 2 are connected through a rotating shaft 11 and can rotate relatively around the rotating shaft 11; in compact structure 3, two connecting rods 31 and clamp plate 32 are connected with the second end of second clamp piece 2, can rotate around the second end of this second clamp piece 2, this ejector pin 33 passes through this clamp plate 32 of threaded connection, this ejector pin 33 can rotate on the first side 12 of this first clamp piece 1, through rotatory this ejector pin 33, make this ejector pin 33 to the direction removal that compresses tightly this first side 12, and then compress tightly this first clamp piece 1 and this second clamp piece 2 fast, also can quick detach, easy dismounting, time saving and labor saving.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic front view of a clamp according to an embodiment of the present invention;

Fig. 2 is a right side view schematic structural diagram of a clamp provided by the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Fig. 1 is a main view structure diagram of a clamp provided by the embodiment of the present invention, and fig. 2 is a right view structure diagram of a clamp provided by the embodiment of the present invention. Referring to fig. 1 and 2, the clip includes: a first clip tab 1, a second clip tab 2 and a hold-down structure 3.

Wherein, this first clamp piece 1 and this second clamp piece 2 are used for cladding on the outer wall of pipeline, and this compact structure 3 is used for compressing tightly this first clamp piece 1 and this second clamp piece 2, through operating this compact structure 3, can compress tightly fast or separate this first clamp piece 1 and second clamp piece 2 to quick connection pipeline or dismantle this clamp from this pipeline.

The following details the structure and the working principle of each part of the device:

First, first clamp sheet 1 and second clamp sheet 2 structure and working principle

The first clamp sheet 1 and the second clamp sheet 2 are both saddle-shaped and have certain thickness and strength. In a possible design, the first clamp tab 1 and the second clamp tab 2 each include a half-shaped clasp and two ear plates connected to a first end and a second end of the clasp, respectively, wherein the two clasps are used for being clamped on a pipeline, and the four ear plates serve as the first end and the second end of the two clamp tabs to connect and fix the clamp.

The first end of this first clamp piece 1 is connected through pivot 11 with the first end of this second clamp piece 2, and this first clamp piece 1 and this second clamp piece 2 can rotate about this pivot 11 relatively, and simultaneously, this kind of design makes first clamp piece 1 and the second clamp piece 2 of this clamp become a whole, fixes a clamp piece in the mounted position on the pipeline earlier during the installation, because this clamp is overall structure, so another clamp piece also is in corresponding position, with this first clamp piece 1 with this second clamp piece 2 fold the back fastening can, be convenient for install, be difficult for losing.

In a possible design, the first side 12 of the second end of the first clip strip 1 is provided with a counter bore 13, the counter bore 13 is used for positioning the compression structure 3, and the specific structure of the compression structure 3 is described below.

In a possible design, the inner surfaces of the first clamp sheet 1 and the second clamp sheet 2 are provided with grooves, the grooves are matched with the shape of the pipeline, and the first clamp sheet 1 and the second clamp sheet 2 are clamped on the pipeline through the grooves to avoid separation, so that the fixing effect on the pipeline is enhanced.

Structure and working principle of pressing structure 3

A hold-down structure 3 is attached to the second end of the second clip tab 2 for quick connection or quick disconnection of the first clip tab 1 and the second clip tab 2.

The pressing structure 3 comprises two connecting rods 31, a pressing plate 32 and a mandril 33, one end of each connecting rod 31 is connected with the second end of the second hoop sheet 2, the other end of each connecting rod 31 is connected with the pressing plate 32, and the two connecting rods 31 and the pressing plate 32 can rotate around the second end of the second hoop sheet 2; the pressing plate 32 is provided with a threaded hole, the outer wall of the ejector rod 33 is provided with an external thread matched with the threaded hole, and the ejector rod 33 is connected with the pressing plate 32 through the matching between the threaded hole and the external thread.

The two connecting rods 31 and the pressing plate 32 form a frame structure capable of rotating around the second end of the second clip sheet 2, so as to cooperate with the ejector rod 33 to press the first clip sheet 1, specifically, after the first clip sheet 1 and the second clip sheet 2 are mounted in the mounting position, the first clip sheet 1 and the second clip sheet 2 are folded, the pressing structure 3 is rotated to a position where the pressing plate 32 is parallel to the first side surface 12 of the first clip sheet 1, the ejector rod 33 is rotated, the ejector rod 33 is moved downward by the relative rotation between the ejector rod 33 and the pressing plate 32, so that the first end of the ejector rod 33 is pressed against the first side surface 12, and thus, the first clip sheet 1 and the second clip sheet 2 are quickly fixed. During disassembly, the top bar 33 is rotated in the opposite direction to separate the top bar 33 from the first side surface 12, and the pressing structure 3 is rotated to separate the first clip piece 1 and the second clip piece 2.

in a possible design, a counter bore 13 is arranged on the first side surface 12 of the second end of the first clamp sheet 1, and the diameter of the counter bore 13 is smaller than that of the ejector rod 33; the first end of the ram 33 has a nib 331, the nib 331 being adapted to press into the counterbore 13. Specifically, the tip 331 of the pin 33 has a sharp angle of 120 °, which can better position the pin 33 on the first side 12 and make the pin 33 not easy to fall off.

In a possible design, the second end of the push rod 33 is provided with a ring 332, and the ring 332 is used for driving the push rod 33 to rotate. By rotating the ring 332, the push rod 33 can be rotated easily and quickly.

In one possible design, the second end of the plunger 33 has a cross-sectional shape of a regular polygon. Through the second end of the regular polygon that rotates this ejector pin 33, this ejector pin 33 of rotation that can convenient and fast, it is specific, this regular polygon can be regular hexagon, and easy-to-obtain tools such as convenient to use spanner rotate this ejector pin 33.

In a possible design, the second end of the second clip piece 2 is provided with two protruding structures 21, the two protruding structures 21 protrude from the second side and the third side of the second end of the second clip piece 2 respectively, the second side and the third side are perpendicular to the axial direction of the rotating shaft 11, the outer ends of the two protruding structures 21 are connected with the two connecting rods 31 through hinges 22, and the pressing structure 3 can rotate around the second end of the second clip piece 2 through the two protruding structures 21 and the hinges 22. Further, the two protruding structures 21 are located at positions corresponding to the counter bores 13 on the first clip sheet 1, so that the push rod 33 can be perpendicular to the first side surface 12 when being pressed into the counter bores 13, and the push rod 33 can apply a force perpendicular to the first side surface 12 to the first clip sheet 1, thereby enhancing the fastening effect and preventing the push rod 33 from falling off.

In a possible design, a bearing is provided on the fourth side of the second end of the second clip piece 2, and a connecting shaft is provided in the bearing, and two ends of the connecting shaft are respectively connected with the two connecting rods 31. Through the connection among the bearing, the connecting shaft and the hold-down structure 3, the hold-down structure 3 can rotate around the second end of the second clamp piece 2. Further, the position of the bearing corresponds to the counterbore 13 of the first clamp piece 1, so that the ejector rod 33 can be perpendicular to the first side surface 12 when being pressed into the counterbore 13, the ejector rod 33 can apply a force perpendicular to the first side surface 12 to the first clamp piece 1, the fastening effect is enhanced, and the ejector rod 33 is prevented from falling off.

in a possible design, when the clamp structure is in a clamping state, the top bar 33 is perpendicular to the first side surface 12 of the second end of the first clamp piece 1, so that the top bar 33 can be perpendicular to the first side surface 12 when being pressed into the counterbore 13, and the top bar 33 can apply a force to the first clamp piece 1 in a direction perpendicular to the first side surface 12, so as to enhance the fastening effect and prevent the top bar 33 from falling off.

All the above optional technical solutions may be combined arbitrarily to form the optional embodiments of the present disclosure, and are not described herein again.

Further, a counter bore 13 is formed in the first side surface 12, and the counter bore 13 can better position the top rod 33 on the first clamp piece 1, and the top rod 33 is not easy to fall off.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A clamp, comprising: the clamp comprises a first clamp piece (1), a second clamp piece (2) and a pressing structure (3);

the first end of the first clamp sheet (1) is connected with the first end of the second clamp sheet (2) through a rotating shaft (11), and the first clamp sheet (1) and the second clamp sheet (2) can rotate around the rotating shaft (11) relatively;

The pressing structure (3) comprises two connecting rods (31), a pressing plate (32) and an ejector rod (33), one ends of the two connecting rods (31) are connected with the second end of the second clamp piece (2), the other ends of the two connecting rods (31) are connected with the pressing plate (32), and the two connecting rods (31) and the pressing plate (32) can rotate around the second end of the second clamp piece (2);

The pressing plate (32) is provided with a threaded hole, the outer wall of the ejector rod (33) is provided with an external thread matched with the threaded hole, and the ejector rod (33) is connected with the pressing plate (32) through the matching between the threaded hole and the external thread.

2. clamp according to claim 1, wherein the first side (12) of the second end of the first clamp plate (1) is provided with a counter bore (13).

3. the clamp according to claim 2, characterized in that the diameter of the counter bore (13) is smaller than the diameter of the carrier rod (33);

the first end of the ejector rod (33) is provided with a pointed head (331), and the pointed head (331) is used for being pressed into the counter bore (13).

4. Clamp according to claim 1, wherein the second end of the carrier rod (33) is provided with a ring (332), the ring (332) being adapted to rotate the carrier rod (33).

5. Clamp according to claim 1, wherein the cross-sectional shape of the second end of the carrier rod (33) is a regular polygon.

6. Clamping band according to claim 1, characterized in that the second end of the second clamping band piece (2) is provided with two protruding structures (21), the two protruding structures (21) protrude from a second side and a third side of the second end of the second clamping band piece (2), the second side and the third side are perpendicular to the axial direction of the rotation shaft (11), and the outer ends of the two protruding structures (21) are connected with the two connecting rods (31) through hinges (22).

7. Clamping band according to claim 1, characterised in that a bearing is arranged on the fourth side of the second end of the second clamping band piece (2), in which bearing a connecting shaft is arranged, the two ends of which connecting shaft are connected to the two connecting rods (31) respectively.

8. clamping band according to claim 1, characterized in that the carrier rod (33) is perpendicular to the first side (12) of the second end of the first clamping band part (1) in the clamping state.

9. Clamp according to claim 1, wherein the inner surfaces of the first (1) and second (2) clamp pieces are provided with grooves.

10. Clamp according to claim 1, wherein the first clamp tab (1) and the second clamp tab (2) each comprise a semi-circular collar and two ear plates connected to a first end and a second end of the collar, respectively.