High-pressure movable elbow

Abstract

The high-pressure movable elbow is characterized in that a second elbow joint is located at the upper end of a first elbow joint, through holes are formed in the first elbow joint and the second elbow joint in a penetrating mode, and integrally-formed limiting strips are arranged on the two sides of the interior of the first elbow joint and the two sides of the interior of the second elbow joint; and telescopic blocks are installed at the two ends of the limiting strip correspondingly, spring buckles are installed outside the telescopic blocks, positioning grooves are formed in the two sides of the outer portion of the first elbow joint and the two sides of the outer portion of the second elbow joint correspondingly, and clamping columns are installed in the positioning grooves. The telescopic block at one end of the second elbow joint extrudes the spring buckle to be clamped into the positioning groove of the first elbow joint, the spring buckle is embedded into the outer portion of the clamping column, the first elbow joint and the second elbow joint are attached to each other for connection work, the structure is simple, operation is convenient, and practicability is high. And the positions of the telescopic block and the spring buckle can be kept stable through the pressure spring and the limiting strip, and the working effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of elbow accessory, concretely to a high pressure movable elbow. BACKGROUND

[0002] Movable elbow is mainly used in cementing, throttling and well killing operation, and the conventional elbow is connected by male head, female head, packing and so on, and the movable elbow needs to be installed after the packing is compressed to a certain extent, and it is laborious to assemble.

[0003] However, the existing high pressure movable elbow is inconvenient to position, and the two groups of elbow joints are inconvenient to connect and fix. UTILITY MODEL CONTENT

[0004] The utility model discloses a high pressure movable elbow, which solves the problem of inconvenient positioning of the existing high pressure movable elbow and inconvenient connection and fixation between two groups of elbow joints.

[0005] To achieve the above object, the utility model provides the following technical scheme: a high pressure movable elbow, which comprises a first elbow joint and a second elbow joint, the second elbow joint is located at the upper end of the first elbow joint, the inside of the first elbow joint and the second elbow joint is penetrated with a through hole, and the inside of the first elbow joint and the second elbow joint is provided with an integrally-formed limiting strip on both sides, the both ends of the limiting strip are provided with telescopic blocks, the outside of the telescopic block is provided with a spring buckle, the outside of the first elbow joint and the second elbow joint is provided with a positioning groove on both sides, the inside of the positioning groove is provided with a clamping column, and the spring buckle of the second elbow joint is embedded in the inside of the positioning groove and clamped with the clamping column.

[0006] Preferably, the outer surface of the first elbow joint and the second elbow joint is provided with three integrally-formed positioning through holes.

[0007] Preferably, the limiting strip is provided with two groups, the both ends of the two groups of limiting strips are provided with sliding grooves, the telescopic block is slidably connected with the limiting strip through the sliding groove, the inside of the sliding groove is provided with a pressure spring, and the pressure spring is respectively welded with the telescopic block and the limiting strip.

[0008] Preferably, the telescopic block is welded with one side of the outside of the spring buckle, and the spring buckle is provided with four.

[0009] Preferably, the clamping column penetrates the inside of the four positioning grooves and is welded with the first elbow joint and the second elbow joint.

[0010] Preferably, the positioning slot is provided with four, four spring buckles are respectively clamped into four positioning slots and the first elbow joint is in sliding connection.

[0011] Preferably, the positioning hole is used for fixing screws of the first elbow joint and the second elbow joint.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model relates to a high-pressure movable elbow, when using, for two groups of elbow joints needing to be connected, one end of the second elbow joint can be installed outside the first elbow joint, the telescopic block at one end of the second elbow joint can be used to extrude the spring buckle and clamp it into the inside of the positioning slot of the first elbow joint, the spring buckle can be embedded outside the clamping column, the first elbow joint and the second elbow joint can be attached to each other to perform the connecting work, the structure is simple, the operation is convenient, the position stability of the telescopic block and the spring buckle can be kept through the pressure spring and the limiting strip, and the working effect is improved.

[0014] 2. The utility model relates to a high-pressure movable elbow, when using, the positioning hole outside the first elbow joint and the second elbow joint can be used to fix screws, the elbow joint can be conveniently installed, and the limiting strip at both ends of the through hole can keep the position shape of the through hole stable, which is convenient for later installation work. DRAWINGS

[0015] Fig. 1 It is the front view of the utility model's axis figure;

[0016] Fig. 2 It is the top view of the utility model's axis figure;

[0017] Fig. 3 It is the front view of the first elbow joint of the utility model's axis figure.

[0018] In the drawing: 1, first elbow joint; 2, second elbow joint; 3, through hole; 4, limiting strip; 5, telescopic block; 6, spring buckle; 7, positioning hole; 8, positioning slot; 9, clamping column. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0020] Please refer to Figs. 1-3The utility model provides an embodiment: a high pressure movable elbow, including first elbow joint 1 and second elbow joint 2, second elbow joint 2 is located the upper end of first elbow joint 1, and the inside of first elbow joint 1 and second elbow joint 2 all has the through hole 3, and the inside both sides of first elbow joint 1 and second elbow joint 2 are all provided with the limit strip 4 of integrative forming, and the both ends of limit strip 4 all are installed with telescopic block 5, and the outside of telescopic block 5 is installed with spring buckle 6, and the both sides of first elbow joint 1 and second elbow joint 2 are provided with positioning groove 8, and positioning groove 8 is installed with the clamping post 9, and the spring buckle 6 of second elbow joint 2 is embedded in the inside of positioning groove 8 and is clamped with clamping post 9, can pass through the outside installation of one end of second elbow joint 2 in first elbow joint 1, and through the telescopic block 5 of one end of second elbow joint 2 extruding spring buckle 6 and being clamped into the inside of the positioning groove 8 of first elbow joint 1, through the embedding of spring buckle 6 in the outside of clamping post 9, make first elbow joint 1 and second elbow joint 2 between the adhesion, carry out the connection work, simple structure, convenient operation.

[0021] Further, the outer surfaces of the first elbow joint 1 and the second elbow joint 2 are each provided with three integrally formed positioning through holes 7, the positioning through holes 7 are used for fixing screws of the first elbow joint 1 and the second elbow joint 2, the fixing screws can be fixed through the positioning through holes 7 on the outer sides of the first elbow joint 1 and the second elbow joint 2, and the elbow joints are convenient to install.

[0022] Further, the limit strips 4 are provided in two groups, the two ends of the two groups of limit strips 4 are each provided with a sliding groove, the telescopic blocks 5 are slidably connected with the limit strips 4 through the sliding grooves, pressure springs are installed in the sliding grooves, and the pressure springs are respectively welded to the telescopic blocks 5 and the limit strips 4, the positions of the telescopic blocks 5 and the spring buckles 6 can be kept stable by the pressure springs and the limit strips 4, and the working effect is improved.

[0023] Further, the telescopic blocks 5 are welded to one side of the outside of the spring buckles 6, the spring buckles 6 are provided in four, the positioning grooves 8 are provided in four, the four spring buckles 6 are respectively clamped into the four positioning grooves 8 and slidably connected with the first elbow joint 1, the limit strips 4 at the two ends of the through holes 3 can keep the positions and shapes of the through holes 3 stable, and the installation work is convenient.

[0024] Further, the clamping posts 9 are welded to the first elbow joint 1 and the second elbow joint 2 through the four positioning grooves 8, and the clamping posts 9 are convenient for the connection work.

[0025] Working principle: when in use, the positioning through hole 7 outside the first elbow joint 1 and the second elbow joint 2 can be fixed with screws, which facilitates the installation of the elbow joint, and the limiting strips 4 at both ends of the through hole 3 can keep the position and shape of the through hole 3 stable, which facilitates the later installation work. For two groups of elbow joints that need to be connected, one end of the second elbow joint 2 can be installed outside the first elbow joint 1, the telescopic block 5 at one end of the second elbow joint 2 can be extruded to make the spring buckle 6 clamped into the inside of the positioning groove 8 of the first elbow joint 1, and the spring buckle 6 can be embedded outside the clamping column 9, so that the first elbow joint 1 and the second elbow joint 2 are fitted and connected. The structure is simple, the operation is convenient, the position of the telescopic block 5 and the spring buckle 6 can be kept stable by the pressure spring and the limiting strip 4, and the working effect is improved.

[0026] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] The standard parts used in the present application can be purchased from the market, and the specific connection mode of each part is connected by using the conventional bolt, rivet, welding and other conventional means in the prior art, and the mechanical, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0028] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-pressure flexible elbow comprising a first elbow fitting (1) and a second elbow fitting (2), characterized in that: The second elbow joint (2) is located at the upper end of the first elbow joint (1), the interiors of the first elbow joint (1) and the second elbow joint (2) are penetrated by through holes (3), and the interiors of the first elbow joint (1) and the second elbow joint (2) are provided with integrally-formed limiting strips (4) on both sides, both ends of the limiting strips (4) are provided with telescopic blocks (5), the outer sides of the telescopic blocks (5) are provided with spring buckles (6), the outer sides of the first elbow joint (1) and the second elbow joint (2) are provided with positioning grooves (8), the positioning grooves (8) are provided with clamping columns (9), and the spring buckles (6) of the second elbow joint (2) are embedded in the positioning grooves (8) and clamped with the clamping columns (9).

2. A high pressure active bend according to claim 1, characterized in that: The outer surfaces of the first elbow joint (1) and the second elbow joint (2) are provided with three integrally-formed positioning through holes (7).

3. A high pressure active bend according to claim 1, characterized in that: The limiting strips (4) are provided with two groups, both ends of the limiting strips (4) are provided with sliding grooves, the telescopic blocks (5) are slidably connected with the limiting strips (4) through the sliding grooves, the sliding grooves are provided with pressure springs, and the pressure springs are respectively welded with the telescopic blocks (5) and the limiting strips (4).

4. A high pressure active bend according to claim 1, characterized in that: The telescopic blocks (5) are welded with one side of the outer sides of the spring buckles (6), and the spring buckles (6) are provided with four.

5. A high pressure active bend according to claim 1, characterized in that: The clamping columns (9) are welded with the first elbow joint (1) and the second elbow joint (2) and penetrate the interiors of the four positioning grooves (8).

6. A high pressure active bend according to claim 1, characterized in that: The positioning grooves (8) are provided with four, and the four spring buckles (6) are respectively clamped into the interiors of the four positioning grooves (8) and slidably connected with the first elbow joint (1).

7. A high pressure active bend according to claim 2, characterized in that: The positioning through holes (7) are used for fixing screws of the first elbow joint (1) and the second elbow joint (2).

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