Petroleum drilling fluid additive blending device

Abstract

The utility model relates to the technical field of metal piece shaping, in particular to a petroleum drilling fluid additive blending device which comprises a connecting ring, a fixing ring, a connecting rod and a reset component, a bevel gear is provided with an open groove, the open groove is attached to the upper end face of a stirring kettle, and the connecting ring is fixedly installed on the bevel gear and located on the outer side of the bevel gear. The fixing ring is fixedly installed on the stirring kettle and provided with an insertion hole, the connecting rod is slidably installed on the connecting ring and matched with the insertion hole, the reset component is arranged on the connecting rod, and when the stirring blades and the uniform mixing arm need to be maintained or replaced, the connecting rod is driven by the reset component to move, so that the connecting rod moves in the insertion hole, and the stirring blades and the uniform mixing arm are fixed. Therefore, the bevel gear and the stirring kettle are convenient to disassemble, time is saved, and the problem that in the using process of an existing device, it is found that when the bevel gear is fixedly connected with the stirring kettle, a large amount of time needs to be spent on disassembly and assembly when the stirring blades and the uniform mixing arm need to be maintained or replaced, and manpower waste is caused is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical additives for oil drilling fluids, and particularly to a mixing device for oil drilling fluid additives. Background Art

[0002] When drilling into the target formation, in order to protect the oil and gas formations, a special drilling fluid is often used for drilling. This special drilling fluid is the completion fluid. Commonly used completion fluid additives include carboxymethyl cellulose, hydroxypropyl cellulose, polyacrylate derivatives, polyanionic cellulose, etc. Currently, the more commonly used drilling aids are: humate salts, polymers, and trisulfonates. The combined use of these three types of aids is an ideal high-temperature deep well mud system.

[0003] The existing patent number CN211514246U discloses a mixing device for oil drilling fluid additives, including a support assembly, a stirring assembly, and a mixing assembly. The support assembly is composed of support arms and support legs. The support arms are symmetrically installed and have latches at their bottom ends, and the support arms are connected to the support legs through the latches; the stirring assembly is composed of a stirring kettle, an extrusion part, stirring blades, mixing arms, and a lead-out shaft. The extrusion part is opened at the bottom of the stirring kettle. The mixing arms are symmetrically welded on both sides of the stirring blades. The bottom end of the stirring blade is fixedly connected with the lead-out shaft. A bearing B is sleeved on the side of the stirring kettle, and the stirring kettle is connected to the support arm through the bearing B; compared with the existing mixing device for oil drilling fluid additives, by setting a double mixing system of the stirring assembly and the mixing assembly, the mixing efficiency is greatly improved, the mixing time is saved, and at the same time, external additives can be added in a mobile manner, which is convenient for leading out the mixed liquid.

[0004] Adopting the above method, it is found in use that the bevel gear is fixedly connected to the stirring kettle. When it is necessary to repair or replace the stirring blades and the mixing arms, a large amount of time is required for disassembly and installation, resulting in a waste of manpower. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a mixing device for oil drilling fluid additives, which solves the problem that in the existing device, it is found in use that the bevel gear is fixedly connected to the stirring kettle. When it is necessary to repair or replace the stirring blades and the mixing arms, a large amount of time is required for disassembly and installation, resulting in a waste of manpower.

[0006] To achieve the above purpose, the utility model provides a mixing device for oil drilling fluid additives, including a support arm, a stirring kettle, and a bevel gear. The stirring kettle is connected to the support arm through a bearing, and the bevel gear is located above the stirring kettle.

[0007] Among them, it further includes a connection component, and the connection component includes a connection ring, a fixing ring, a connecting rod and a reset component. The bevel gear has a slot, and the slot fits with the upper end surface of the stirring kettle. The connection ring is fixedly installed on the bevel gear and is located outside the bevel gear. The fixing ring is fixedly installed on the stirring kettle, and the fixing ring has a jack. The connecting rod is slidably installed on the connection ring, and the connecting rod matches the jack. The reset component is arranged on the connecting rod.

[0008] Among them, the reset component includes a reset disc, a spring and a collection component. The reset disc is fixedly installed on the connecting rod. The two ends of the spring are respectively fixedly connected to the reset disc and the connection ring. The spring is sleeved outside the connecting rod. The collection component is arranged on the support arm.

[0009] Among them, the collection component includes a bracket, a hanging ring, a lifting rope and a driving element. The bracket is fixedly installed on the support arm. The hanging ring is fixedly installed on the bevel gear. The lifting rope is connected to it. The driving element is arranged on the bracket.

[0010] Among them, the driving element includes a motor, a rope winding roller and a guide roller. The motor is installed on the bracket. The rope winding roller is fixedly connected to the output end of the motor. The guide roller is rotatably installed on the bracket through a column.

[0011] Among them, the connection component further includes a locking component. The locking component includes a locking frame and a resisting bolt. The locking frame is fixedly installed on the bracket. The resisting bolt abuts against the rope winding roller. The locking frame is slidably connected to the lifting rope.

[0012] When a petroleum drilling fluid additive mixing device of the present utility model is in use, the slot fits with the upper end surface of the stirring kettle. The connecting rod is inserted into the jack. When it is necessary to repair or replace the stirring blades and mixing arms, by pulling the connecting rod to move, the connecting rod moves out of the jack, so that after the bevel gear is separated from the stirring kettle, the motor drives the rope winding roller to rotate. The rotation of the rope winding roller drives the lifting rope to move. The movement of the lifting rope drives the hanging ring to move. The movement of the hanging ring drives the bevel gear to move. The movement of the bevel gear moves the stirring blades and mixing arms out of the interior of the stirring kettle, saving the disassembly time and solving the problem that in the existing device during use, it is found that the bevel gear is fixedly connected to the stirring kettle. When it is necessary to repair or replace the stirring blades and mixing arms, a large amount of time is required for disassembly and installation, resulting in a waste of manpower. Description of the Drawings

[0013] To more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art.

[0014] Figure 1 It is a schematic structural diagram of a mixing device for petroleum drilling fluid additives according to the first embodiment of the present utility model.

[0015] Figure 2 It is a schematic structural diagram of a connection component of a mixing device for petroleum drilling fluid additives according to the first embodiment of the present utility model.

[0016] Figure 3 It is a schematic structural diagram of a mixing device for petroleum drilling fluid additives according to the second embodiment of the present utility model.

[0017] In the figure: 101 - support arm, 102 - stirring kettle, 103 - bevel gear, 104 - slotted opening, 105 - connecting ring, 106 - fixing ring, 107 - jack, 108 - connecting rod, 109 - reset plate, 110 - spring, 111 - bracket, 112 - lifting ring, 113 - lifting rope, 114 - motor, 115 - rope winding roller, 116 - guiding roller, 201 - locking frame, 202 - resisting bolt. Detailed Embodiment

[0018] The following will describe in detail the embodiments of the present utility model. The examples of the embodiments are shown in the drawings. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present utility model and should not be construed as a limitation to the present utility model.

[0019] The first embodiment of the present application is as follows:

[0020] Please refer to Figure 1 and Figure 2 , Figure 1 is a schematic structural diagram of a mixing device for petroleum drilling fluid additives according to the first embodiment of the present utility model, Figure 2 is a schematic structural diagram of a connection component of a mixing device for petroleum drilling fluid additives according to the first embodiment of the present utility model.

[0021] This embodiment provides a mixing device for petroleum drilling fluid additives, including a support arm 101, a stirring kettle 102, bevel gears 103 and a connection assembly. The connection assembly includes a connection ring 105, a fixed ring 106, a connecting rod 108 and a reset member. The reset member includes a reset disk 109, a spring 110 and a collection component. The collection component includes a bracket 111, a lifting ring 112, a lifting rope 113 and a driving element. The driving element includes a motor 114, a rope winding roller 115 and a guide roller 116. Through the foregoing solution, it is found in the use of the existing device that the bevel gear 103 is fixedly connected to the stirring kettle 102. When it is necessary to repair or replace the stirring blades and mixing arms, a large amount of time is required for disassembly and installation, resulting in a waste of manpower. It can be understood that the foregoing solution can be used in the prospect of facilitating disassembly and repair of the mixing device for petroleum drilling fluid additives, and can also be used in solving the device locking problem.

[0022] In this embodiment, the stirring kettle 102 is connected to the support arm 101 through a bearing. The bevel gear 103 is located above the stirring kettle 102. By disengaging the connecting rod 108 from the jack 107, the bevel gear 103 and the stirring kettle 102 can be quickly disassembled, saving time.

[0023] Among them, the bevel gear 103 has a slot 104, and the slot 104 fits against the upper end surface of the stirring kettle 102. The connection ring 105 is fixedly installed on the bevel gear 103 and is located outside the bevel gear 103. The fixed ring 106 is fixedly installed on the stirring kettle 102. The fixed ring 106 has a jack 107. The connecting rod 108 is slidably installed on the connection ring 105. The connecting rod 108 matches the jack 107. The reset member is arranged on the connecting rod 108. The connecting rod 108, the connection ring 105 and the fixed ring 106 are made of metal materials. The connection ring 105 has a sliding hole matching the connecting rod 108. The slot 104 is equipped with a sealing gasket to increase the sealing performance between the bevel gear 103 and the stirring kettle 102. During use, the slot 104 fits against the upper end surface of the stirring kettle 102, and the connecting rod 108 is inserted into the jack 107. When it is necessary to repair or replace the stirring blades and mixing arms, the connecting rod 108 is driven to move by the reset element, so that the connecting rod 108 moves out of the jack 107, facilitating the disassembly of the bevel gear 103 and the stirring kettle 102, saving time, and solving the problem that in the use of the existing device, the bevel gear 103 is fixedly connected to the stirring kettle 102, and when it is necessary to repair or replace the stirring blades and mixing arms, a large amount of time is required for disassembly and installation, resulting in a waste of manpower.

[0024] Secondly, the reset disk 109 is fixedly installed on the connecting rod 108. Both ends of the spring 110 are fixedly connected to the reset disk 109 and the connecting ring 105 respectively. The spring 110 is sleeved outside the connecting rod 108. The collecting component is arranged on the support arm 101. The spring 110 is stretched by moving the connecting rod 108. The reset disk 109 is driven to move by the reset of the spring 110. The movement of the reset disk 109 drives the movement of the connecting rod 108, so as to insert into the jack 107.

[0025] Thirdly, the bracket 111 is fixedly installed on the support arm 101. The hanging ring 112 is fixedly installed on the bevel gear 103. The lifting rope 113 is connected to the hanging ring 112. The driving element is arranged on the bracket 111. The lifting rope 113 is passed through the hanging ring 112 and connected to the hanging ring 112. The lifting rope 113 is driven to lift by the driving element, driving the movement of the hanging ring 112. The movement of the hanging ring 112 drives the movement of the bevel gear 103. The movement of the bevel gear 103 moves the stirring blade and the mixing arm out of the stirring kettle 102.

[0026] Meanwhile, the motor 114 is installed on the bracket 111. The rope winding roller 115 is fixedly connected to the output end of the motor 114. The guiding roller 116 is rotatably installed on the bracket 111 through a column. The guiding roller 116 guides the lifting rope 113. One end of the lifting rope 113 far from the hanging ring 112 is fixedly connected to the rope winding roller 115. Part of the lifting rope 113 is wound on the rope winding roller 115. The motor 114 drives the rope winding roller 115 to rotate. The rotation of the rope winding roller 115 drives the movement of the lifting rope 113. The movement of the lifting rope 113 drives the movement of the hanging ring 112.

[0027] When using the oil drilling fluid additive mixing device of this embodiment, during use, the slotted groove 104 is attached to the upper end surface of the stirring kettle 102, and the connecting rod 108 is inserted into the jack 107. When it is necessary to repair or replace the stirring blades and mixing arms, by pulling the connecting rod 108 to move, the connecting rod 108 moves out of the jack 107, so that after the bevel gear 103 is separated from the stirring kettle 102, the wire rope roller 115 is driven to rotate by the motor 114. The rotation of the wire rope roller 115 drives the lifting rope 113 to move, the movement of the lifting rope 113 drives the lifting ring 112 to move, the movement of the lifting ring 112 drives the bevel gear 103 to move, and the movement of the bevel gear 103 moves the stirring blades and mixing arms out of the interior of the stirring kettle 102, saving disassembly time and solving the problem that in the existing device, it is found during use that the bevel gear 103 is fixedly connected to the stirring kettle 102. When it is necessary to repair or replace the stirring blades and mixing arms, a large amount of time is required for disassembly and installation, resulting in a waste of manpower.

[0028] The second embodiment of this application is as follows:

[0029] Please refer to Figure 3 , Figure 3 which is a schematic structural diagram of the oil drilling fluid additive mixing device according to the second embodiment of the present utility model.

[0030] On the basis of the first embodiment, the connection component of this embodiment further includes a locking component, and the locking component includes a locking frame 201 and a resisting bolt 202.

[0031] Among them, the locking frame 201 is fixedly installed on the bracket 111, the resisting bolt 202 abuts against the wire rope roller 115, the locking frame 201 is slidably connected to the lifting rope 113, the locking frame 201 has a chute matching the lifting rope 113, and the locking frame 201 has a threaded hole matching the resisting bolt 202. The threaded hole communicates with the slotted groove 104. When the position adjustment is completed, by rotating the resisting bolt 202, the resisting bolt 202 contacts the lifting rope 113, thereby resisting and fixing the lifting rope 113 to avoid accidental movement.

[0032] The above-disclosed are only one or more preferred embodiments of this application, and the scope of rights of this application cannot be limited thereby. Those of ordinary skill in the art can understand the entire or partial processes of implementing the above embodiments, and the equivalent changes made according to the claims of this application still fall within the scope covered by this application.

Claims

1. An apparatus for mixing petroleum drilling fluid additives, comprising a support arm, a mixing kettle, and bevel gears. The mixing kettle is connected to the support arm through bearings. The bevel gears are located above the mixing kettle. It is characterized in that, It further comprises a connecting component; The connecting component includes a connecting ring, a fixing ring, a connecting rod, and a reset component. The bevel gear has a slotted opening which fits with the upper end face of the mixing kettle. The connecting ring is fixedly installed on the bevel gear and is located outside the bevel gear. The fixing ring is fixedly installed on the mixing kettle. The fixing ring has a socket. The connecting rod is slidably installed on the connecting ring. The connecting rod matches with the socket. The reset component is arranged on the connecting rod.

2. The apparatus for mixing petroleum drilling fluid additives according to claim 1, characterized in that, The reset component includes a reset disc, a spring, and a collecting component. The reset disc is fixedly installed on the connecting rod. Two ends of the spring are respectively fixedly connected to the reset disc and the connecting ring. The spring is sleeved outside the connecting rod. The collecting component is arranged on the support arm.

3. The apparatus for mixing petroleum drilling fluid additives according to claim 2, characterized in that, The collecting component includes a bracket, a hanging ring, a lifting rope, and a driving element. The bracket is fixedly installed on the support arm. The hanging ring is fixedly installed on the bevel gear. The lifting rope is connected to the hanging ring. The driving element is arranged on the bracket.

4. The apparatus for mixing petroleum drilling fluid additives according to claim 3, characterized in that, The driving element includes a motor, a rope winding roller, and a guiding roller. The motor is installed on the bracket. The rope winding roller is fixedly connected to the output end of the motor. The guiding roller is rotatably installed on the bracket through a column.

5. The apparatus for mixing petroleum drilling fluid additives according to claim 4, characterized in that, The connecting component further includes a locking component. The locking component includes a locking frame and a resisting bolt. The locking frame is fixedly installed on the bracket. The resisting bolt abuts against the rope winding roller. The locking frame is slidably connected to the lifting rope.

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