WO2024098206A1 - 液力端更换装置及橇装设备 - Google Patents

液力端更换装置及橇装设备 Download PDF

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Publication number
WO2024098206A1
WO2024098206A1 PCT/CN2022/130364 CN2022130364W WO2024098206A1 WO 2024098206 A1 WO2024098206 A1 WO 2024098206A1 CN 2022130364 W CN2022130364 W CN 2022130364W WO 2024098206 A1 WO2024098206 A1 WO 2024098206A1
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WIPO (PCT)
Prior art keywords
hydraulic end
base
replacement device
moving
fluid end
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PCT/CN2022/130364
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English (en)
French (fr)
Inventor
姜一博
任祥祥
Original Assignee
烟台杰瑞石油服务集团股份有限公司
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Application filed by 烟台杰瑞石油服务集团股份有限公司 filed Critical 烟台杰瑞石油服务集团股份有限公司
Priority to PCT/CN2022/130364 priority Critical patent/WO2024098206A1/zh
Publication of WO2024098206A1 publication Critical patent/WO2024098206A1/zh

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B27/00Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/25Methods for stimulating production
    • E21B43/26Methods for stimulating production by forming crevices or fractures

Definitions

  • the embodiments of the present application relate to the technical field of hydraulic end replacement, and in particular to a hydraulic end replacement device and a skid-mounted equipment.
  • the hydraulic end of the plunger pump of the fracturing skid equipment is easily damaged after long-term high-pressure and large-displacement operations. After the hydraulic end is damaged, it is necessary to disassemble the damaged hydraulic end and replace and install a new hydraulic end that meets the use requirements.
  • the hydraulic end is usually disassembled and replaced by a crane and manpower.
  • the studs used to connect the plunger pump body and the hydraulic end to be disassembled are first disassembled, and then the crane's slings are tied to the two ends of the hydraulic end to be disassembled, and the hydraulic end to be disassembled is knocked manually to move the hydraulic end to be disassembled in a direction away from the plunger pump body.
  • the crane lifts the hydraulic end to be disassembled away, and then the crane lifts the hydraulic end to be replaced until the studs of the hydraulic end to be replaced correspond to the mounting holes of the plunger pump body.
  • the hydraulic end to be replaced is pushed manually to make the hydraulic end to be replaced close to the plunger pump body and installed on the surface of the plunger pump body, so that the studs pass through the mounting holes of the hydraulic end to be replaced in sequence, thereby realizing the installation of the hydraulic end to be replaced.
  • the purpose of the embodiments of the present application is to provide a hydraulic end replacement device and a skid-mounted device, which can solve the problem of difficult disassembly and replacement of the hydraulic end in the related art.
  • an embodiment of the present application provides a hydraulic end replacement device, comprising:
  • a base the base being used to support the plunger pump body
  • a mobile platform wherein the mobile component is slidably connected to the base, and the mobile component is provided with a first mounting structure for connecting the hydraulic end.
  • the hydraulic end can move with the mobile component relative to the base to approach or move away from the plunger pump body.
  • an embodiment of the present application further provides a skid-mounted device, including a plunger pump body, a hydraulic end, and the above-mentioned hydraulic end replacement device.
  • the moving part is connected to the hydraulic end by relying on the first connecting structure, and the moving part is slidably connected to the base, and the base is used to support the plunger pump body. Therefore, after the hydraulic end is connected to the moving part through the first connecting structure, the hydraulic end can only move relative to the plunger pump body along the moving direction of the moving part, that is, the hydraulic end is in a relatively stable state of motion, with reduced degrees of freedom and reduced mobility. Therefore, there is no need to use the crane's sling to continuously lift the hydraulic end.
  • the position of the hydraulic end is relatively easy to control, making it easier to align the mounting hole of the hydraulic end with the stud of the plunger pump body, thereby improving the coaxiality of the two, and making it easier to disassemble or install the stud, thereby making it easier to disassemble or install the hydraulic end on the plunger pump body.
  • FIG1 is a schematic structural diagram of a skid-mounted device disclosed in an embodiment of the present application.
  • FIG2 is a schematic diagram of the structure of the skid-mounted equipment after the hydraulic end disclosed in the embodiment of the present application is disassembled;
  • FIG3 is a schematic diagram of the structure of the skid-mounted device after the hydraulic end is separated from the mobile platform according to an embodiment of the present application;
  • FIG4 is a schematic structural diagram of a skid-mounted device disclosed in another embodiment of the present application.
  • FIG5 is a side view of the hydraulic end disclosed in the embodiment of the present application.
  • FIG. 6 is a schematic diagram of the cooperation between the locking member and the locking hole disclosed in the embodiment of the present application.
  • first, second, etc. in the specification and claims of this application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first”, “second”, etc. are generally of one type, and the number of objects is not limited.
  • the first object can be one or more.
  • “and/or” in the specification and claims represents at least one of the connected objects, and the character “/" generally indicates that the objects associated with each other are in an "or” relationship.
  • the hydraulic end replacement device disclosed in the embodiment of the present application includes a base 100 and a moving part 200.
  • the base 100 is used to support the plunger pump body 700, and the moving part 200 is used to install the hydraulic end 800 and drive the hydraulic end 800 to move.
  • the moving component 200 is slidably connected to the base 100 , and the moving component 200 is provided with a first mounting structure 210 for connecting the hydraulic end 800 .
  • the hydraulic end 800 can move relative to the base 100 along with the moving component 200 .
  • the first mounting structure 210 may be a threaded fastener (such as a screw) movably disposed on the moving part 200, and the hydraulic end 800 may be provided with a threaded hole for the threaded fastener to penetrate, and the threaded fastener and the threaded hole are threadedly matched to realize the fixed connection between the hydraulic end 800 and the moving part 200.
  • the first mounting structure 210 may also be a clamping structure, and the moving part 200 is clamped and matched with the hydraulic end 800 through the clamping structure, so that the hydraulic end 800 and the moving part 200 are detachably connected.
  • the hydraulic end 800 will also move relative to the plunger pump body 700, so that the stud 710 penetrates the mounting hole 811 of the hydraulic end 800 or is separated from the mounting hole 811.
  • the moving part 200 can be connected to the hydraulic end 800 by relying on the first connection structure, and the moving part 200 is slidably connected to the base 100, and the base 100 is used to support the plunger pump body 700. Therefore, after the hydraulic end 800 is connected to the moving part 200 through the first connection structure, the hydraulic end 800 can only move relative to the plunger pump body 700 along the moving direction of the moving part 200, that is, the hydraulic end 800 is in a relatively stable state of motion, with reduced degrees of freedom and reduced mobility. Therefore, there is no need to use the crane's sling to continuously lift the hydraulic end 800.
  • the position of the hydraulic end 800 is relatively easy to control, so that the mounting hole 811 of the hydraulic end 800 and the stud 710 of the plunger pump body 700 are easier to align, the coaxiality of the two is improved, the stud 710 is easy to be disassembled or installed, and the hydraulic end 800 is easier to be disassembled or installed on the plunger pump body 700.
  • the mobile component 200 includes a mobile platform, and the mobile platform is provided with a support surface 201 for supporting the hydraulic end 800.
  • the support surface 201 supports the hydraulic end 800.
  • the support surface 201 of the mobile platform can be a flat plane, or a support surface 201 formed by multiple supporting points.
  • the hydraulic end 800 is supported by the support surface 201, so that the contact area between the hydraulic end 800 and the mobile component 200 is increased, and the movement synchronization of the hydraulic end 800 and the mobile platform is better, which is conducive to the more stable movement of the hydraulic end 800 relative to the base 100, and the hydraulic end 800 is easier to be disassembled or installed.
  • the moving component 200 may be connected to the hydraulic end 800 only through the first mounting structure 210 , that is, the moving component 200 is not provided with a supporting surface 201 for supporting the hydraulic end 800 .
  • one of the mobile platform and the base 100 can be provided with a slide groove, and the other can be provided with a slider, the slider can be extended into the slide groove, and the slider moves along the extension direction of the slide groove, thereby realizing the movement process of the mobile platform relative to the base 100.
  • the hydraulic end replacement device also includes a guide rail group 300, the guide rail group 300 includes at least two guide rails connected in sequence, any two adjacent guide rails are guided and matched, and the guide rails located at both ends of the guide rail group 300 are respectively connected to the base 100 and the mobile platform, and the structure is similar to the multi-level guide rail structure of the drawer in the related art, and the specific structure is not described in detail here.
  • the friction coefficient of the guide rail is small, so the resistance during the movement of the mobile platform is small, which is conducive to the smooth movement of the mobile platform; moreover, the guide rail group 300 is provided with multiple guide rails, which is conducive to increasing the moving stroke of the mobile platform, so that the hydraulic end 800 can move a larger distance, ensuring that the hydraulic end 800 can be completely disassembled.
  • a plurality of balls may be arranged between adjacent guide rails to convert the friction mode of the guide rails from sliding friction to rolling friction, thereby reducing friction and making the moving platform move more smoothly.
  • one guide rail group 300 may be provided, and the guide rail group 300 is provided at the bottom of the mobile platform; or, at least two guide rail groups 300 are provided at intervals in a first direction, and the first direction is perpendicular to the moving direction of the mobile platform.
  • at least two guide rail groups 300 may be provided at intervals along the width direction of the mobile platform, or may be provided at intervals along the height direction of the mobile platform; when the mobile platform moves along its own width direction, at least two guide rail groups 300 may be provided at intervals along the length direction of the mobile platform, or may be provided at intervals along the height direction of the mobile platform.
  • At least two guide rail groups 300 are provided at different positions of the mobile platform, respectively, so that different positions of the mobile platform are respectively slidably connected with the base 100, which is conducive to the stable sliding of the entire mobile platform relative to the base 100, and further conducive to the stable sliding of the hydraulic end 800 relative to the plunger pump body 700.
  • the base 100 is provided with a groove 110, the mobile platform can be inserted into the groove 110, and the mobile platform and the groove 110 are slidably matched.
  • the guide rail set 300 can be arranged in the groove 110, and the guide rail connected to the base 100 is located in the groove 110. Through the guide rail set, at least part of the mobile platform can be extended out of the groove 110 or into the groove 110. In this way, the base 100 provides support to the mobile platform through the groove wall of the groove 110, so that the base 100 can support the mobile platform from different directions, which is beneficial to the movement stability of the mobile platform.
  • the hydraulic end replacement device further includes a slide rail and a pulley 400, one of which is connected to the mobile platform, and the other is fixed relative to the base 100 and is located outside the groove 110, the slide rail extends along the moving direction of the mobile platform, the pulley 400 extends into the slide rail, and the pulley 400 can move along the extension direction of the slide rail.
  • the extension direction of the slide rail is the same as the extension direction of each guide rail of the guide rail group 300.
  • the slide rail and the pulley 400 are used to further guide the portion of the mobile platform outside the groove 110, and at the same time, the mobile platform is prevented from directly contacting the supporting ground used to support the base 100 to increase the friction during the sliding process, which is conducive to smoother movement of the mobile platform.
  • the base 100 and the mobile platform can be slidably connected only through the guide rail set 300, and the hydraulic end replacement device does not need to be provided with a slide rail and a pulley 400.
  • the base 100 is provided with a stopper 500, and the moving part 200 and the stopper 500 are in position-limiting cooperation in the moving direction of the moving part 200.
  • one of the base 100 and the moving part 200 is provided with a locking hole 202, and the other is provided with a locking member 600, and when the moving part 200 moves to a preset position relative to the base 100, the locking hole 202 is opposite to the locking member 600, and the locking member 600 can extend into the locking hole 202.
  • the moving part 200 includes a moving platform
  • the stopper 500 can be a stopper block, a stopper plate or other stopper structure, and when the moving platform moves to an extreme position relative to the base 100, the stopper plate can contact the moving platform;
  • the locking member 600 can be a movable latch, and the movable latch can extend into the locking hole 202 to lock the moving part 200.
  • the hydraulic end 800 connected to the mobile platform is installed on the plunger pump body 700, that is, when the stud 710 of the plunger pump body 700 passes through the mounting hole 811 of the hydraulic end 800, the moving part 200 is in limiting contact with the limiting member 500, and the locking member 600 is opposite to the locking hole 202.
  • limit position and the preset position are set as required, and of course, the two can be the same position.
  • the movable component 200 is limited by the limit member 500 to prevent the movable component 200 from excessively moving relative to the base 100; at the same time, the locking member 600 can be used to lock the position of the movable component 200 to prevent the movable component 200 from shaking relative to the base 100, thereby preventing the hydraulic end 800 from shaking relative to the plunger pump body 700, thereby ensuring the stability of the hydraulic end 800 after installation.
  • the travel of the movable component 200 can be directly limited by the guide rail assembly 300 to achieve the effect of preventing the movable component 200 from moving excessively.
  • the limit member 500 may no longer be separately provided; moreover, after the hydraulic end 800 is installed, the stud 710 may be directly tightened with the nut 900 to ensure the stability of the hydraulic end 800 after installation. In this case, there is no need to ensure the stability of the hydraulic end 800 by ensuring the stability of the movable component 200, so the locking member 600 and the locking hole 202 may not be separately provided.
  • the hydraulic end replacement device may further include an elastic member 610, one end of the elastic member 610 is connected to the base 100, and the other end of the elastic member 610 is connected to the locking member 600.
  • the elastic member 610 When the mobile platform moves relative to the base 100, the elastic member 610 is in an elastic deformation state; when the mobile platform moves to a preset position relative to the base 100, the locking hole 202 is opposite to the locking member 600, and the elastic member 610 drives the locking member 600 to extend into the locking hole 202.
  • the elastic driving force of the elastic member 610 is used to drive the locking member 600 to extend into the locking hole 202, and the mobile platform is automatically locked without human intervention in the locking process.
  • the elastic member 610 may be, but is not limited to, a spring, and the spring may be sleeved on the outside of the locking member 600. When the mobile platform moves relative to the base 100, the spring is in a compressed state.
  • the limiting member 500 may be provided as one, or at least two limiting members 500 may be provided at intervals. In the latter embodiment, at least two limiting members 500 are used to limit different positions of the moving part 200, respectively, so that the limiting effect of the moving part 200 is enhanced, and the moving part 200 is further prevented from moving relative to the base 100.
  • one locking hole 202 and one locking member 600 are each provided, or at least two locking holes 202 and two locking members 600 are each provided at intervals, and the locking holes 202 and the locking members 600 correspond to each other.
  • different positions of the moving part 200 are locked by at least two locking members 600 respectively, so as to prevent the whole moving part 200 from shaking relative to the base 100, which is beneficial to improving the stability of the moving part 200, and further beneficial to improving the stability of the hydraulic end 800 after installation.
  • the moving part 200 can be pushed and pulled by manual action or other external force to realize the moving process of the moving part 200. In this way, the pushing and pulling process of the moving part 200 is slow, the moving speed of the moving part 200 is low, and the disassembly time or installation time of the hydraulic end 800 is long. Therefore, in another embodiment, the hydraulic end replacement device also includes a driving mechanism, the driving mechanism is connected to the moving part 200, and the driving mechanism drives the moving part 200 to move relative to the base 100.
  • the driving mechanism can be arranged in the groove 110 of the base 100, or it can be arranged outside the groove 110.
  • the driving mechanism may include a driving source and a transmission member, the output shaft of the driving source is connected to the transmission member, and the transmission member is connected to the moving part 200, and the driving source drives the moving part 200 to move through the transmission member, wherein the driving source can be a driving source that provides rotational power for a motor, a hydraulic motor, etc., and the transmission member can be a ball screw assembly.
  • the driving mechanism provides a driving force to drive the movable component 200 to move quickly, so that the movable component 200 can be quickly disassembled or installed, which is beneficial to shortening the disassembly time and installation time of the hydraulic end 800.
  • the nut 900 mounted on the stud 710 is disassembled, and the fluid end 800 is connected to the moving part 200, and then the moving part 200 moves and drives the fluid end 800 to move, so that the fluid end 800 is away from the plunger pump body 700, and at the same time, the stud 710 gradually separates from the mounting hole 811 of the fluid end 800 until the stud 710 and the fluid end 800 are completely separated, and the connection relationship between the fluid end 800 and the moving part 200 is released, and the fluid end 800 is lifted by a crane.
  • the new hydraulic end 800 is connected to the moving part 200 through the first mounting structure 210, and the moving part 200 moves in the opposite direction to make the new hydraulic end 800 close to the plunger pump body 700.
  • the stud 710 gradually extends into the mounting hole 811 of the new hydraulic end 800 until the stud 710 passes through the mounting hole 811 of the new hydraulic end 800.
  • the nut 900 is reinstalled on the stud 710, and the installation of the new hydraulic end 800 is completed.
  • the present application embodiment also provides a skid-mounted device, which includes a plunger pump body 700, a hydraulic end 800, and the hydraulic end replacement device in the above embodiment.
  • the hydraulic end 800 can be directly disassembled or installed by using the movement of the moving part 200.
  • the movement state of the hydraulic end 800 is stable, and its movement position is easier to control, so that the mounting hole 811 and the stud 710 are also easier to align, the coaxiality of the two is improved, and the stud 710 is easy to be disassembled or installed, thereby making it easier to disassemble or install the hydraulic end 800 on the plunger pump body 700.
  • the hydraulic end 800 includes a hydraulic end body 810, and the hydraulic end body 810 is provided with a second mounting structure 831 for connecting to the first mounting structure 210, and the moving component 200 is connected to the hydraulic end body 810 through the first mounting structure 210 and the second mounting structure 831.
  • the first mounting structure 210 is a threaded fastener
  • the second mounting structure 831 can be a threaded hole.
  • the moving component 200 can only drive the hydraulic end body 810 to move, so before the hydraulic end body 810 moves, it is necessary to disconnect the connection relationship with the liquid outlet of the liquid inlet manifold 820, that is, to disassemble the liquid inlet manifold 820.
  • the new hydraulic end body 810 after the new hydraulic end body 810 is installed, it is also necessary to connect the liquid inlet manifold 820 to the new hydraulic end body 810, making the entire disassembly and assembly process more complicated.
  • the hydraulic end 800 also includes a liquid inlet manifold 820 and a positioning bracket 830, the positioning bracket 830 is connected to the hydraulic end body 810, and the outlet end of the liquid inlet manifold 820 is connected to the hydraulic end body 810, the positioning bracket 830 is provided with a accommodating space, the liquid inlet manifold 820 is arranged in the accommodating space, the positioning bracket 830 is also provided with a second mounting structure 831 for connecting to the first mounting structure 210, and the moving component 200 is connected to the positioning bracket 830 through the first mounting structure 210 and the second mounting structure 831. That is to say, the hydraulic end body 810 and the liquid inlet manifold 820 are connected together through the positioning bracket 830.
  • the movable component 200 drives the positioning bracket 830 to move, it also drives the hydraulic end body 810 and the liquid inlet manifold 820 to move together. Therefore, before the hydraulic end body 810 is disassembled, there is no need to disassemble the liquid outlet end of the liquid inlet manifold 820. Similarly, after the new hydraulic end body 810 is installed, there is no need to install the liquid outlet end of the liquid inlet manifold 820, so that the entire disassembly and assembly steps are simplified, which is conducive to the rapid disassembly and installation of the hydraulic end 800.

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Abstract

一种液力端更换装置及橇装设备,属于液力端的更换技术领域;液力端更换装置包括底座(100)和移动部件(200),底座(100)用于支撑柱塞泵本体(700),移动部件(200)与底座(100)滑动连接,且移动部件(200)设有用于连接液力端(800)的第一安装结构(210),在移动部件(200)通过第一安装结构(210)与液力端(800)连接的情况下,液力端(800)可随移动部件(200)相对于底座(100)移动;橇装设备包括柱塞泵本体(700)、液力端(800)以及该液力端更换装置;依靠第一连接结构能够使移动部件(200)与液力端(800)相连,液力端(800)的移动方向受限,液力端(800)的活动性降低,无需利用吊车持续吊运液力端,液力端(800)的位置较易控制,液力端(800)的安装孔与柱塞泵本体(700)的螺柱较易对准,二者的同轴度提高,螺柱易被拆卸或安装,进而使液力端(800)较易被拆卸或安装至柱塞泵本体(700)。

Description

液力端更换装置及橇装设备 技术领域
本申请实施例涉及液力端的更换技术领域,特别涉及一种液力端更换装置及橇装设备。
背景技术
在井场作业中,压裂橇设备经过长时间的高压力、大排量的作业,很容易出现柱塞泵的液力端损坏问题,在液力端损坏后,需要将已损坏的液力端进行拆卸,并更换和安装新的符合使用要求的液力端。
相关技术中,通常采用吊车和人力配合的方式拆卸和更换液力端,具体来讲,首先拆卸用于连接柱塞泵本体和待拆卸液力端的螺柱,然后将吊车的吊带绑在待拆卸液力端的两端,并人力敲击待拆卸液力端,以使待拆卸液力端沿远离柱塞泵本体的方向移动,在待拆卸液力端脱离柱塞泵本体后,吊车将待拆卸液力端吊走,然后吊车吊取待更换液力端,直至待更换液力端的螺柱与柱塞泵本体的安装孔相对应,人力推动待更换液力端,使待更换液力端靠近柱塞泵本体并安装在柱塞泵本体的表面,使螺柱依次贯穿待更换液力端的安装孔,实现待更换液力端的安装。
然而,由于采用吊车吊运的方式,故液力端悬空设置,自由度较大,活动性强,故待更换液力端的安装孔与柱塞泵本体的螺柱不易对准,安装孔和螺柱的同轴度较差,螺柱不易贯穿待更换液力端的安装孔,进而使得待更换液力端较难被安装;同样地,由于待拆卸液力端的活动性较强,在拆卸待拆卸液力端的过程中,待拆卸液力端的安装孔与柱塞泵本体的螺柱的同轴度较差,导致螺柱不易被拆卸下来,待拆卸液力端也较难被拆卸。
发明内容
本申请实施例的目的是提供一种液力端更换装置及橇装设备,能够解决相关技术中较难拆卸和更换液力端的问题。
第一方面,本申请实施例提供一种液力端更换装置,包括:
底座,所述底座用于支撑柱塞泵本体;
移动平台,所述移动部件与所述底座滑动连接,且所述移动部件设有用于连接所述液力端的第一安装结构,在所述移动部件通过所述第一安装结构与所述液力端连接的情况下,所述液力端可随所述移动部件相对于所述底座移动,以靠近或远离所述柱塞泵本体。
第二方面,本申请实施例还提供一种橇装设备,包括柱塞泵本体、液力端以及上述的液力端更换装置。
在本申请实施例中,依靠第一连接结构能够使移动部件与液力端相连,而移动部件与底座滑动连接,底座又用于支撑柱塞泵本体,故液力端通过第一连接结构与移动部件连接后,液力端仅能相对于柱塞泵本体沿移动部件的移动方向移动,即液力端处于相对稳定的运动状态,自由度减小,活动性降低,故无需利用吊车的吊带持续吊运液力端,液力端的位置比较容易控制,使得液力端的安装孔与柱塞泵本体的螺柱较易对准,二者的同轴度提高,螺柱易被拆卸或安装,进而使得液力端较易被拆卸或安装至柱塞泵本体上。
附图说明
图1是本申请实施例公开的橇装设备的结构示意图;
图2是本申请实施例公开的液力端被拆卸后橇装设备的结构示意图;
图3是本申请实施例公开的液力端与移动平台分离后橇装设备的结构示意图;
图4是本申请另一实施例公开的橇装设备的结构示意图;
图5是本申请实施例公开的液力端的侧视图;
图6是本申请实施例公开的锁止件与锁止孔的配合示意图。
附图标记说明:
100-底座、110-凹槽、
200-移动部件、201-支撑面、202-锁止孔、210-第一安装结构、
300-导轨组、
400-滑轮、
500-限位件、
600-锁止件、610-弹性件、
700-柱塞泵本体、710-螺柱、
800-液力端、810-液力端本体、811-安装孔、820-进液管汇、830-定位支架、831-第二安装结构、
900-螺母。
具体实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚地描述,显然,所描述的实施例是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员获得的所有其他实施例,都属于本申请保护的范围。
本申请的说明书和权利要求书中的术语“第一”、“第二”等是用于区别类似的对象,而不用于描述特定的顺序或先后次序。应该理解这样使用的数据在适当情况下可以互换,以便本申请的实施例能够以除了在这里图示或描述的那些以外的顺序实施,且“第一”、“第二”等所区分的对象通常为一类,并不限定对象的个数,例如第一对象可以是一个,也可以是多个。此外,说明书以及权利要求中“和/或”表示所连接对象的至少其中之一,字符“/”,一般表示前后关联对象是一种“或”的关系。
下面结合附图,通过具体的实施例及其应用场景对本申请实施例提供的液力端更换装置及橇装设备进行详细地说明。
请参考图1-图6,本申请实施例公开的液力端更换装置包括底座100和 移动部件200,底座100用于支撑柱塞泵本体700,移动部件200用于安装液力端800,并带动液力端800移动。
移动部件200与底座100滑动连接,且移动部件200设有用于连接液力端800的第一安装结构210,在移动部件200通过第一安装结构210与液力端800连接的情况下,液力端800可随移动部件200相对于底座100移动。可选地,第一安装结构210可以为活动设置于移动部件200上的螺纹紧固件(如螺钉),液力端800可以设有用于供螺纹紧固件贯穿的螺纹孔,螺纹紧固件与螺纹孔螺纹配合,实现液力端800与移动部件200固定连接,同样地,在液力端800完成拆卸时,解除螺纹紧固件与螺纹孔的螺纹配合关系,使液力端800与移动部件200分离,进而利用吊车吊运液力端800;第一安装结构210也可以为卡接结构,移动部件200通过卡接结构与液力端800卡接配合,实现液力端800与移动部件200的可拆卸连接。如此,在移动部件200相对于底座100移动时,液力端800也会相对于柱塞泵本体700移动,从而使螺柱710贯穿液力端800的安装孔811或脱离安装孔811。
在本申请的实施例中,依靠第一连接结构能够使移动部件200与液力端800相连,而移动部件200与底座100滑动连接,底座100又用于支撑柱塞泵本体700,故液力端800通过第一连接结构与移动部件200连接后,液力端800仅能相对于柱塞泵本体700沿移动部件200的移动方向移动,即液力端800处于相对稳定的运动状态,自由度减小,活动性降低,故无需利用吊车的吊带持续吊运液力端800,液力端800的位置比较容易控制,使得液力端800的安装孔811与柱塞泵本体700的螺柱710较易对准,二者的同轴度提高,螺柱710易被拆卸或安装,进而使得液力端800较易被拆卸或安装至柱塞泵本体700上。
在可选的实施例中,移动部件200包括移动平台,移动平台设有用于支撑液力端800的支撑面201,在移动平台通过第一安装结构210与液力端800连接的情况下,支撑面201支撑液力端800。可选地,移动平台的支撑面201 可以为平整的平面,也可以为多个支撑点共同形成的支撑面201。采用本实施例,在移动平台通过第一安装结构210与液力端800连接的基础上,又通过支撑面201支撑液力端800,使得液力端800与移动部件200的接触面积增大,液力端800与移动平台的移动同步性更好,有利于液力端800更稳定地相对于底座100移动,有利于液力端800更易被拆卸或安装。当然,在其他实施例中,移动部件200可以仅通过第一安装结构210与液力端800相连接,即移动部件200未设置用于支撑液力端800的支撑面201。
一种可选的实施例中,移动平台与底座100中的一者可以设置滑槽,另一者设置滑块,滑块可伸入滑槽内,滑块沿滑槽的延伸方向移动,从而实现移动平台相对于底座100的移动过程。在另一种实施例中,液力端更换装置还包括导轨组300,导轨组300包括至少两个依次相连的导轨,任意相邻的两个导轨导向配合,且位于导轨组300两端的导轨分别与底座100和移动平台相连,该结构类似于相关技术中抽屉的多级导轨结构,具体结构此处不再详细赘述。采用本实施例,导轨的摩擦系数较小,故移动平台移动过程中的阻力较小,有利于移动平台顺利移动;而且,导轨组300设置多个导轨,有利于增大移动平台的移动行程,使得液力端800能够移动较大的距离,保证液力端800能够完全被拆卸。可选地,相邻导轨之间还可以设置多个滚珠,使导轨的摩擦模式由滑动摩擦转换为滚动摩擦,减小摩擦力,使得移动平台移动更加顺畅。
在可选的实施例中,导轨组300可以设置一个,导轨组300设置于移动平台的底部;或者,导轨组300在第一方向上间隔设置至少两个,第一方向垂直于移动平台的移动方向。可选地,在移动平台沿自身长度方向移动的情况下,至少两个导轨组300可以沿移动平台的宽度方向间隔设置,也可以沿移动平台的高度方向间隔设置;在移动平台沿自身宽度方向移动的情况下,至少两个导轨组300可以沿移动平台的长度方向间隔设置,也可以沿移动平台的高度方向间隔设置。在后一实施例中,至少两个导轨组300分别设置于 移动平台的不同位置,使移动平台的不同位置分别与底座100滑动连接,有利于移动平台的整体相对于底座100稳定滑动,进而有利于液力端800相对于柱塞泵本体700稳定滑动。
在可选的实施例中,底座100设有凹槽110,移动平台可伸入凹槽110内,且移动平台与凹槽110滑动配合,可选地,导轨组300可设置于凹槽110内,且与底座100相连的导轨位于凹槽110内,通过滑轨组,移动平台的至少部分可伸出至凹槽110之外或者伸入凹槽110内。如此,底座100通过凹槽110的槽壁面对移动平台提供支撑,使底座100可从不同的方向支撑移动平台,有利于移动平台的移动稳定性。
一种可选的实施例中,液力端更换装置还包括滑轨和滑轮400,滑轨和滑轮400中的一者与移动平台相连,另一者相对于底座100固定,且位于凹槽110之外,滑轨沿移动平台的移动方向延伸,滑轮400伸入滑轨内,且滑轮400可沿滑轨的延伸方向移动。可选地,滑轨的延伸方向与导轨组300的各个导轨的延伸方向相同。采用本实施例,利用滑轨和滑轮400对移动平台位于凹槽110之外的部分进一步导向,同时,避免移动平台直接与用于支撑底座100的支撑地面接触而增大滑动过程中的摩擦力,有利于移动平台更顺畅地移动。
当然,在其他实施例中,底座100与移动平台可以仅通过导轨组300滑动连接,液力端更换装置无需再设置滑轨与滑轮400。
在可选的实施例中,如图1-图4所示,底座100设有限位件500,在移动部件200的移动方向上,移动部件200与限位件500限位配合。和/或,结合图4和图6所示,底座100和移动部件200中的一者设有锁止孔202,另一者设有锁止件600,在移动部件200相对于底座100移动至预设位置的情况下,锁止孔202与锁止件600相对,锁止件600可伸入锁止孔202内。可选地,移动部件200包括移动平台,限位件500可以为限位块、限位板或其它限位结构,能够在移动平台相对于底座100移动到极限位置时,限位板与 移动平台限位接触即可;锁止件600可以为活动插销,活动插销可伸入锁止孔202内,以锁止移动部件200。在本实施例中,如图1所示,在移动平台所连接的液力端800安装至柱塞泵本体700上时,即,柱塞泵本体700的螺柱710贯穿液力端800的安装孔811时,移动部件200与限位件500限位接触,且锁止件600与锁止孔202相对。
需要说明的是,极限位置与预设位置根据需要进行设定,当然,二者可以为同一位置。
通过限位件500对移动部件200进行限位,避免移动部件200相对于底座100移动过度;同时,可利用锁止件600锁止移动部件200的位置,避免移动部件200相对于底座100晃动,进而避免液力端800相对于柱塞泵本体700晃动,保证液力端800安装之后的稳定性。
当然,在其他实施例中,可以通过导轨组300直接限制移动部件200的行程,达到避免移动部件200移动过度的效果,此情况下,可以不再单独设置限位件500;而且,在液力端800安装之后,可直接利用螺母900上紧螺柱710,保证液力端800安装之后的稳定性,此情况下,无需通过保证移动部件200稳定来保证液力端800的稳定,故也可以不单独设置锁止件600和锁止孔202。
可选地,如图6所示,液力端更换装置还可以包括弹性件610,弹性件610的一端与底座100相连,弹性件610的另一端与锁止件600相连,在移动平台相对于底座100移动的过程中,弹性件610处于弹性形变状态;在移动平台相对于底座100移动至预设位置的情况下,锁止孔202与锁止件600相对,弹性件610驱动锁止件600伸入锁止孔202内。采用本实施例,利用弹性件610的弹性驱动力驱动锁止件600伸入锁止孔202,自动锁止移动平台,无需人为参与锁止过程。可选地,弹性件610可以但不限为弹簧,弹簧可以套设在锁止件600的外部,在移动平台相对于底座100移动的过程中,弹簧处于压缩状态。
在可选的实施例中,限位件500可以设置为一个,或者,限位件500间隔设置至少两个。在后一实施例中,通过至少两个限位件500分别对移动部件200的不同位置进行限位,对移动部件200的限位效果加强,进一步避免移动部件200相对于底座100移动。
在可选的实施例中,锁止孔202和锁止件600均设置一个,或者,锁止孔202和锁止件600均间隔设置至少两个,且锁止孔202和锁止件600一一对应。在后一实施例中,通过至少两个锁止件600分别锁止移动部件200的不同位置,避免移动部件200的整体相对于底座100晃动,有利于提升移动部件200的稳定性,进而有利于提升液力端800安装之后的稳定性。
在可选的实施例中,可以借助手动作用或其它外力作用推拉移动部件200,实现移动部件200的移动过程。如此,移动部件200的推拉过程缓慢,移动部件200的移动速度较低,液力端800的拆卸时间或安装时间较长。故,在另一种实施例中,液力端更换装置还包括驱动机构,驱动机构与移动部件200相连,驱动机构驱动移动部件200相对于底座100移动。可选地,驱动机构可以设置于底座100的凹槽110内,也可以设置于凹槽110之外,驱动机构可以包括驱动源和传动件,驱动源的输出轴与传动件相连,且传动件与移动部件200相连,驱动源通过传动件驱动移动部件200移动,其中,驱动源可以为电机、液压马达等提供旋转动力的驱动源,传动件可以为滚珠丝杆组件。采用本实施例,驱动机构提供驱动力可驱动移动部件200快速移动,使得移动部件200被快速拆卸或安装,有利于缩短液力端800的拆卸时长和安装时长。
结合图1-图3所示,在拆卸液力端800之前,将安装于螺柱710上的螺母900进行拆卸,并将液力端800与移动部件200进行连接,然后移动部件200移动并带动液力端800移动,以使液力端800远离柱塞泵本体700,同时,螺柱710逐渐脱离液力端800的安装孔811,直至螺柱710与液力端800彻底分离,解除液力端800与移动部件200的连接关系,利用吊车将液力端800 吊走;将新的液力端800设置于移动部件200之后,新的液力端800通过第一安装结构210与移动部件200连接,移动部件200反向移动,以使新的液力端800靠近柱塞泵本体700,同时,螺柱710逐渐伸入新的液力端800的安装孔811,直至螺柱710贯穿新的液力端800的安装孔811,最后将螺母900重新安装于螺柱710,新的液力端800安装完成。
基于本申请公开的液力端更换装置,本申请实施例还提供一种橇装设备,橇装设备包括柱塞泵本体700、液力端800以及上述实施例中的液力端更换装置。采用该橇装设备,可直接利用移动部件200的移动来拆卸或安装液力端800,而且,液力端800的运动状态稳定,其运动位置较易控制,使得安装孔811与螺柱710也较易对准,二者的同轴度提高,螺柱710易被拆卸或安装,进而使得液力端800较易被拆卸或安装至柱塞泵本体700上。
一种可选的实施例中,液力端800包括液力端本体810,液力端本体810设有用于连接第一安装结构210的第二安装结构831,移动部件200通过第一安装结构210和第二安装结构831与液力端本体810相连。可选地,在第一安装结构210为螺纹紧固件的情况下,第二安装结构831可以为螺纹孔。如此,移动部件200仅能带动液力端本体810移动,故液力端本体810在移动之前,需要与进液管汇820的出液端解除连接关系,即对进液管汇820进行拆卸,同样地,在新的液力端本体810被安装之后,还需要将进液管汇820与新的液力端本体810进行连接,使得整个拆装过程较为复杂。
在另一种实施例中,如图3和图4所示,液力端800还包括进液管汇820和定位支架830,定位支架830与液力端本体810相连,且进液管汇820的出口端与液力端本体810相连,定位支架830设有容纳空间,进液管汇820设置于容纳空间内,定位支架830还设有用于连接第一安装结构210的第二安装结构831,移动部件200通过第一安装结构210和第二安装结构831与定位支架830相连。也就是说,液力端本体810与进液管汇820通过定位支架830连接在一起,移动部件200带动定位支架830移动的同时,也会带动 液力端本体810和进液管汇820一起移动,故液力端本体810被拆卸之前,无需对进液管汇820的出液端进行拆卸,同样地,在新的液力端本体810被安装之后,也无需对进液管汇820的出液端进行安装,使得整个拆装步骤得到简化,有利于液力端800被快速拆卸和安装。
上面结合附图对本申请的实施例进行了描述,但是本申请并不局限于上述的具体实施方式,上述的具体实施方式仅仅是示意性的,而不是限制性的,本领域的普通技术人员在本申请的启示下,在不脱离本申请宗旨和权利要求所保护的范围情况下,还可做出很多形式,均属于本申请的保护之内。

Claims (10)

  1. 一种液力端更换装置,其特征在于,包括:
    底座(100),所述底座(100)用于支撑柱塞泵本体(700);
    移动部件(200),所述移动部件(200)与所述底座(100)滑动连接,且所述移动部件(200)设有用于连接所述液力端(800)的第一安装结构(210),在所述移动部件(200)通过所述第一安装结构(210)与所述液力端(800)连接的情况下,所述液力端(800)可随所述移动部件(200)相对于所述底座(100)移动,以靠近或远离所述柱塞泵本体(700)。
  2. 根据权利要求1所述的液力端更换装置,其特征在于,所述移动部件(200)包括移动平台,所述移动平台设有用于支撑所述液力端(800)的支撑面(201),在所述移动平台通过所述第一安装结构(210)与所述液力端(800)连接的情况下,所述支撑面(201)支撑所述液力端(800)。
  3. 根据权利要求2所述的液力端更换装置,其特征在于,所述液力端更换装置还包括导轨组(300),所述导轨组(300)包括至少两个依次相连的导轨,任意相邻的两个所述导轨导向配合,且位于所述导轨组(300)两端的所述导轨分别与所述底座(100)和所述移动平台相连。
  4. 根据权利要求3所述的液力端更换装置,其特征在于,所述导轨组(300)在第一方向上间隔设置至少两个,所述第一方向垂直于所述移动平台的移动方向。
  5. 根据权利要求2所述的液力端更换装置,其特征在于,所述底座(100)设有凹槽(110),所述移动平台可伸入所述凹槽(110)内,且所述移动平台与所述凹槽(110)滑动配合,
    所述液力端更换装置还包括滑轨和滑轮(400),所述滑轨和所述滑轮(400)中的一者与所述移动平台相连,另一者相对于所述底座(100)固定且位于所述凹槽(110)之外,所述滑轨沿所述移动平台的移动方向延伸,所述滑轮(400)伸入所述滑轨内,且所述滑轮(400)可沿所述滑轨的延伸方向移动。
  6. 根据权利要求1所述的液力端更换装置,其特征在于,所述底座(100) 设有限位件(500),在所述移动部件(200)的移动方向上,所述移动部件(200)与所述限位件(500)限位配合;
    和/或,所述底座(100)和所述移动部件(200)中的一者设有锁止孔(202),另一者设有锁止件(600),在所述移动部件(200)相对于所述底座(100)移动至预设位置的情况下,所述锁止孔(202)与所述锁止件(600)相对,所述锁止件(600)可伸入所述锁止孔(202)内。
  7. 根据权利要求6所述的液力端更换装置,其特征在于,所述限位件(500)间隔设置至少两个,和/或,所述锁止孔(202)和所述锁止件(600)均间隔设置至少两个,且所述锁止孔(202)和所述锁止件(600)一一对应。
  8. 根据权利要求1所述的液力端更换装置,其特征在于,所述液力端更换装置还包括驱动机构,所述驱动机构与所述移动部件(200)相连,所述驱动机构驱动所述移动部件(200)相对于所述底座(100)移动。
  9. 一种橇装设备,其特征在于,包括柱塞泵本体(700)、液力端(800)以及权利要求1-8任一项所述的液力端更换装置。
  10. 根据权利要求9所述的橇装设备,其特征在于,所述液力端(800)包括液力端本体(810)、进液管汇(820)和定位支架(830),所述定位支架(830)与所述液力端本体(810)相连,且所述进液管汇(820)的出口端与所述液力端本体(810)相连,所述定位支架(830)设有容纳空间,所述进液管汇(820)设置于所述容纳空间内,所述定位支架(830)还设有用于连接所述第一安装结构(210)的第二安装结构(831),所述移动部件(200)通过所述第一安装结构(210)和所述第二安装结构(831)与所述定位支架(830)相连。
PCT/CN2022/130364 2022-11-07 2022-11-07 液力端更换装置及橇装设备 WO2024098206A1 (zh)

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CN211144459U (zh) * 2019-11-20 2020-07-31 华中科技大学鄂州工业技术研究院 一种多功能压裂设备
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