Pin-removing and pipe-drawing pliers for mining hydraulic high-pressure pipeline

Abstract

The utility model discloses a pair of mining hydraulic high-pressure pipeline pin-removing and pipe-drawing pliers, which comprises a hand pump, the front end of the hand pump is provided and communicated with the hand pump, the output end of the hand pump is provided with telescopic inclined iron, one end of the hand pump, which is provided with the telescopic inclined iron, is rotatably provided with a pipe pressing mechanism and a supporting mechanism, and the telescopic inclined iron is positioned between the pipe pressing mechanism and the supporting mechanism; the pipe pressing mechanism comprises a supporting block, one end of the supporting block is hinged to the end face of the hand pump, the other end of the supporting block is fixedly connected with a hoop, an adjusting bolt penetrates through the hoop in a threaded mode, the end, in the hoop, of the adjusting bolt is fixedly connected with a movable clamping block, and the lower end of the supporting block is an inclined face and makes contact with the inclined face of the upper portion of the telescopic inclined iron in a matched mode. According to the device, the hand pump principle and the slope principle are utilized, the high-pressure pipe is automatically pulled out, the labor intensity and the safety risk are reduced, the pipe pressing mechanism and the supporting mechanism are both designed to be adjustable, the device can adapt to high-pressure pipes and connectors of different models, and the universality and practicability of the device are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline maintenance equipment field especially relates to a mine hydraulic high pressure pipeline takes out pin pipe wrench. BACKGROUND

[0002] In high pressure pipeline system, often need to maintain, replace or overhaul to pipeline. The traditional high pressure pipe and U type pin pull out mode depends on manual operation, not only the labor intensity is big, and easy to damage high pressure pipeline joint, bring great inconvenience and security hidden danger to operation. Therefore, development a kind of can automatically, safely, efficiently pull out high pressure pipe and U type pin's device has important practical significance. SUMMARY

[0003] In view of this, the utility model discloses a kind of mine hydraulic high pressure pipeline takes out pin pipe wrench, to solve the problem raised in the above background technology.

[0004] In order to achieve the above object, and the technical scheme adopted is as follows:

[0005] Mine hydraulic high pressure pipeline takes out pin pipe wrench, including hand pressure pump, hand pressure pump front end installation is communicated with hand pressure pump, the output end of hand pressure pump is installed with telescopic inclined iron, hand pressure pump is rotatably installed with pipe pressing mechanism and support mechanism in one end where telescopic inclined iron is located between pipe pressing mechanism and support mechanism;

[0006] Pipe pressing mechanism, including support block, support block one end is hinged with hand pressure pump end surface, support block other end is fixedly connected with clamp, screw is penetrated on clamp, one end of screw in clamp is fixedly connected with movable clamp block, support block lower end is arranged as inclined surface, and cooperates with the inclined surface of upper portion of telescopic inclined iron, telescopic inclined iron bottom portion is slidably contacted on support mechanism upper end surface;

[0007] The end of support mechanism away from hand pressure pump is U-shaped structure.

[0008] Further, support mechanism includes lower part fixed support plate and lower part adjustable movable support plate, one end of lower part fixed support plate is hinged with hand pressure pump end surface, installation slot is formed in one side of lower part fixed support plate, one end of lower part adjustable movable support plate is slidably inserted in installation slot, screw rod is penetrated in one side of lower part fixed support plate, and simultaneously, screw rod is threadedly connected with the portion of lower part adjustable movable support plate in installation slot;

[0009] In addition, the end of lower part fixed support plate and lower part adjustable movable support plate away from hand pressure pump forms U-shaped structure.

[0010] Further, the axis of adjusting screw is perpendicular to the axis of clamp and intersects, movable clamp block is arc-shaped structure, clamp is connected by two half circle clamps through pivot, and is connected by bolt.

[0011] Further, the end of the supporting block is hinged to the end face of the hand pump through a connecting rod.

[0012] Further, the pipe pressing mechanism is replaced by a movable head block, the supporting mechanism is replaced by a lower supporting plate, one end of the movable head block and the lower supporting plate is rotatably installed on the end face of the hand pump, the front end of the movable head block and the lower supporting plate is provided with a plurality of stepped structures, the lower part of the movable head block is provided as an inclined surface, the inclined surface of the lower part of the movable head block is in contact with the upper inclined surface of the telescopic inclined iron, and the lower part of the telescopic inclined iron is in sliding contact with the upper end plane of the lower supporting plate.

[0013] The utility model discloses the beneficial effects are:

[0014] The device utilizes the hand pressure pump principle and the slope principle, realizes the automatic pulling out of the high-pressure pipe, reduces the labor intensity and the safety risk, and the pipe pressing mechanism and the supporting mechanism are designed as adjustable type, can adapt to different models of high-pressure pipes and joints, improves the versatility and practicality of the device, and the whole device is simple, compact, convenient to operate, and easy to maintain and maintain. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings constituting a part of this application are used to provide further understanding of the utility model, and the illustrative embodiment of the utility model and its explanation are used to explain the utility model, and do not constitute undue limitation on the utility model. In the drawings:

[0016] Figure 1 It is the structural schematic diagram of the embodiment one in the utility model;

[0017] Figure 2 It is the structural schematic diagram of the pipe pressing mechanism in the embodiment one;

[0018] Figure 3 It is the structural schematic diagram of the supporting mechanism in the embodiment one;

[0019] Figure 4 It is the structural schematic diagram of the embodiment two in the utility model. DETAILED DESCRIPTION

[0020] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0021] In order to make the person skilled in the art better understand the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work should belong to the scope of protection of the present application.

[0022] Embodiment one

[0023] The mine hydraulic high-pressure pipeline pin pulling and pipe pulling pliers comprises a hand pump 1, an output end of a front end of the hand pump 1 is provided with an extension inclined iron 2, one end of the hand pump 1 provided with the extension inclined iron 2 is rotatably provided with a pipe pressing mechanism 3 and a supporting mechanism 4, and the extension inclined iron 2 is located between the pipe pressing mechanism 3 and the supporting mechanism 4.

[0024] The pipe pressing mechanism 3 comprises a supporting block 31, one end of the supporting block 31 is hingedly connected with an end face of the hand pump 1, the other end of the supporting block 31 is fixedly connected with a clamp 32, a threaded hole is formed in the clamp 32 and is penetrated by an adjusting bolt 33, one end of the adjusting bolt 33 in the clamp 32 is fixedly connected with a movable clamping block 34, the lower end of the supporting block 31 is provided as an inclined surface and is in contact with an inclined surface of the upper part of the extension inclined iron 2, and the bottom of the extension inclined iron 2 is in sliding contact with the upper end face of the supporting mechanism 4; the end of the supporting mechanism 4 away from the hand pump 1 is in a U-shaped structure; the high-pressure pipe is inserted into the clamp 32, the adjusting bolt 33 is rotated, and the movable clamping block 34 and the inner wall of the clamp 32 are extruded to realize the connection of the high-pressure pipe, so as to adapt to different models of high-pressure pipes.

[0025] The supporting mechanism 4 comprises a lower fixed supporting plate 41 and a lower adjustable movable supporting plate 42, one end of the lower fixed supporting plate 41 is hingedly connected with an end face of the hand pump 1, an installation slot is formed in one side of the lower fixed supporting plate 41, one end of the lower adjustable movable supporting plate 42 is slidingly inserted into the installation slot, and a screw rod 43 is threaded through one side of the lower fixed supporting plate 41, and the screw rod 43 is screwed with the part of the lower adjustable movable supporting plate 42 in the installation slot; in addition, the end of the lower fixed supporting plate 41 and the lower adjustable movable supporting plate 42 away from the hand pump 1 is formed in a U-shaped structure; the distance between the lower fixed supporting plate 41 and the lower adjustable movable supporting plate 42 in the U-shaped structure is adjusted by rotating the screw rod 43, so as to adapt to different models of high-pressure pipes.

[0026] The axis of the adjusting bolt 33 is perpendicular to and intersects with the axis of the clamp 32, the movable clamping block 34 is in a circular arc structure, the clamp 32 is connected by a rotating shaft through two semicircular clamps and is connected by a bolt, and the end of the supporting block 31 is hingedly connected with the end face of the hand pump 1 through a connecting rod 35.

[0027] The hand pressure pump 1 is used as a power source, and the head of the hand pressure pump 1 is connected with the telescopic inclined iron 2 which is a triangular inclined support structure. With the operation of the hand pressure pump 1, the telescopic inclined iron 2 moves forward, and the telescopic inclined iron 2 drives the pressing pipe mechanism 3 to move upward along the inclined surface through the support block 31. When the telescopic inclined iron 2 moves forward, the pressing pipe mechanism 3 drives the clamped high-pressure pipe to gradually pull out from the interface due to the effect of the inclined surface.

[0028] Embodiment two

[0029] The pressing pipe mechanism 3 is replaced by the movable head block 5, and the support mechanism 4 is replaced by the lower support plate 6. One end of the movable head block 5 and the lower support plate 6 is rotatably installed on the end surface of the hand pressure pump 1. A plurality of stepped structures are formed on the movable head block 5 and the lower support plate 6. The lower part of the movable head block 5 is provided as an inclined surface. The inclined surface of the lower part of the movable head block 5 is in contact with the upper inclined surface of the telescopic inclined iron 2. The lower part of the telescopic inclined iron 2 is in sliding contact with the upper end plane of the lower support plate 6.

[0030] When not in use, the movable head block 5 and the lower support plate 6 are in contact and in a closed state. The movable head block 5 and the lower support plate 6 are aligned with the position of the U-shaped pin. The release button of the hand pressure pump 1 is pressed, and the movable head block 5 is in a closed state. The hand pressure pump 1 is held and the liquid in the hand pressure pump 1 is pushed to flow. The telescopic inclined iron 2 moves forward and pushes the movable head block 5 to open. The U-shaped pin is lifted and separated from the high-pressure pipe. The release button is released, and the movable head block 5 returns to the original position.

[0031] The above only describes the preferred embodiments of the present application and is not used to limit the present application. For those skilled in the art, the present application can be variously changed and modified. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A mining hydraulic high-pressure pipeline pin-removing and pipe-pulling wrench, including a hand pump, characterized in that, A telescopic wedge is installed at the output end of the hand pump. The end of the hand pump with the telescopic wedge is rotatably equipped with a pressing mechanism and a support mechanism. The telescopic wedge is located between the pressing mechanism and the support mechanism. The hose pressing mechanism includes a support block. One end of the support block is hinged to the end face of the hand pump, and the other end of the support block is fixedly connected to a clamp. An adjusting bolt is threaded through the clamp. One end of the adjusting bolt is fixedly connected to a movable locking block inside the clamp. The lower end of the support block is set as an inclined surface and is in contact with the inclined surface of the upper part of the telescopic wedge. The bottom of the telescopic wedge slides in contact with the upper end face of the support mechanism. The end of the support mechanism furthest from the hand pump has a U-shaped structure.

2. The mining hydraulic high-pressure pipeline pin-removing and pipe-pulling wrench according to claim 1, characterized in that, The support mechanism includes a lower fixed support plate and a lower adjustable movable support plate. One end of the lower fixed support plate is hinged to the end face of the hand pump. A mounting groove is provided on one side of the lower fixed support plate. One end of the lower adjustable movable support plate is slidably inserted into the mounting groove. A screw rod passes through one side of the lower fixed support plate. At the same time, the screw rod is partially threaded to the lower adjustable movable support plate in the mounting groove. In addition, the lower fixed support plate and the lower adjustable movable support plate form a U-shaped structure at the end away from the hand pump.

3. The mining hydraulic high-pressure pipeline pin-removing and pipe-pulling wrench according to claim 1, characterized in that, The axis of the adjusting bolt is perpendicular to and intersects the axis of the clamp. The movable clamp has an arc-shaped structure. The clamp consists of two semi-circular clamps connected by a rotating shaft and bolts.

4. The mining hydraulic high-pressure pipeline pin-removing and pipe-pulling wrench according to claim 1, characterized in that, The end of the support block is hinged to the end face of the hand pump via a connecting rod.

5. The mining hydraulic high-pressure pipeline pin-removing and pipe-pulling wrench according to claim 1, characterized in that, Replace the pressing mechanism with a movable head block and the support mechanism with a lower support plate. One end of the movable head block and the lower support plate is rotatably mounted on the end face of the hand pump. The front end of the movable head block and the lower support plate has multiple stepped structures. The lower part of the movable head block is set as an inclined surface. The inclined surface of the lower part of the movable head block is in contact with the inclined surface of the upper part of the telescopic wedge. The lower part of the telescopic wedge is in sliding contact with the upper plane of the lower support plate.

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