WO2017084138A1 - Tubular connector - Google Patents

Tubular connector Download PDF

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Publication number
WO2017084138A1
WO2017084138A1 PCT/CN2015/097504 CN2015097504W WO2017084138A1 WO 2017084138 A1 WO2017084138 A1 WO 2017084138A1 CN 2015097504 W CN2015097504 W CN 2015097504W WO 2017084138 A1 WO2017084138 A1 WO 2017084138A1
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WO
WIPO (PCT)
Prior art keywords
tube
end portion
upper tube
tubular connector
bumps
Prior art date
Application number
PCT/CN2015/097504
Other languages
French (fr)
Chinese (zh)
Inventor
黄华侨
刘金海
杨昌军
Original Assignee
深圳市美之高科技股份有限公司
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Application filed by 深圳市美之高科技股份有限公司 filed Critical 深圳市美之高科技股份有限公司
Publication of WO2017084138A1 publication Critical patent/WO2017084138A1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
    • F16B7/18—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections using screw-thread elements

Definitions

  • the utility model relates to the technical field of connecting parts, in particular to a tubular connecting piece.
  • the utility model discloses a tubular connector, which is convenient to disassemble and install.
  • a tubular connector comprising an upper tube and a lower tube, a lower end portion of the upper tube is reduced in diameter, and an outer surface of the lower end portion of the upper tube is formed by a process of pressing a recess a stepped thread; two inner bumps are formed on an inner wall surface of the upper end portion of the lower tube, the two inner bumps are not on the same horizontal plane, and the projection points of the two inner bumps in the horizontal plane are not Overlapping, and a vertical distance between the two inner bumps is one-half of a pitch of the trapezoidal thread; when the two inner bumps of the lower tube and the trapezoid of the upper tube When the thread is engaged, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube.
  • the upper surface of the lower end portion is formed by a pressing recess
  • the upper tube formed with the ladder thread is equivalent to the screw
  • the inner wall surface of the upper end portion is formed with two inner bumps corresponding to the nut
  • the lower tube is
  • the two inner bumps are engaged with the trapezoidal threads of the upper tube
  • the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube, so that the upper tube and the lower tube can be firmly abutted.
  • the tubular connector disclosed by the utility model does not need to be connected by an external tool or by additionally adding a connector, and is convenient to disassemble and assemble, and the connection is firm, thereby effectively reducing the production cost.
  • FIG. 1 is a structural view of an upper tube of a tubular connector according to an embodiment of the present invention
  • FIG. 2 is a structural view of a lower tube of a tubular connector according to an embodiment of the present invention
  • FIG. 3 is a schematic view showing an assembly process of a tubular connector according to an embodiment of the present invention.
  • FIG. 4 is a structural view of a tubular connector disclosed in an embodiment of the present invention.
  • the utility model discloses a tubular connector, which is convenient to disassemble and install. The details are described below separately.
  • FIG. 1 is a structural view of an upper tube of a tubular connector according to an embodiment of the present invention
  • FIG. 2 is a tubular connector disclosed in an embodiment of the present invention
  • FIG. 3 is a schematic view showing the assembly process of a tubular connector according to an embodiment of the present invention
  • FIG. 4 is a structural view of a tubular connector disclosed in the embodiment of the present invention.
  • the tubular connector comprises:
  • An upper tube and a lower tube the lower end portion of the upper tube is reduced in diameter, and the outer surface of the lower end portion of the upper tube is formed with a ladder-shaped thread in a processing manner of pressing the recess (as shown in FIG. 1);
  • Two inner bumps are formed on the inner wall surface of the upper end portion of the lower tube, the two inner bumps are not on the same horizontal plane, the projection points of the two inner bumps in the horizontal plane do not overlap, and the two The vertical distance between the inner bumps is one-half of the pitch of the trapezoidal thread (as shown in FIG. 2); when the two inner bumps of the lower tube and the trapezoid of the upper tube When the thread is engaged, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube.
  • the upper tube and the lower tube are plastic tubes or metal tubes.
  • the tubular connector can be assembled in the manner shown in FIG. 3, the lower tube is first fixed, and the upper tube is inserted into the first inner convex point of the lower tube (plugged into this Wherein the upper tube can no longer be inserted downwards) screwed in a downward rotation until the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube, and ends when tightened.
  • the complete assembly is that the upper and lower tubes are tightly connected together without looseness or shedding.
  • the upper surface of the lower end portion is formed by a pressing recess
  • the upper tube formed with the ladder thread is equivalent to the screw
  • the inner wall surface of the upper end portion is formed with two inner bumps corresponding to the nut
  • the lower tube is
  • the two inner bumps are engaged with the trapezoidal threads of the upper tube
  • the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube, so that the upper tube and the lower tube can be firmly abutted.
  • the tubular connector disclosed by the utility model does not need to be connected by an external tool or by additionally adding a connector, and is convenient to disassemble and assemble, and the connection is firm, thereby effectively reducing the production cost.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

Disclosed is a tubular connector, comprising an upper tube and a lower tube, the lower end portion of the upper tube being reduced in diameter and the outer surface of the lower end portion of the upper tube being formed with a trapezoidal thread (a) by the processing a recess; two interior bumps (b) are formed on the inner wall surface of the upper end portion of the lower tube, the two interior bumps (b) being not on the same horizontal plane and the projection points of the two interior bumps (b) in a horizontal plane being not overlapping; the vertical distance between the two interior bumps (b) is half of the pitch of the trapezoidal thread (a); and when the two interior bumps (b) of the lower tube are engaged with the trapezoidal thread (a) of the upper tube, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube. The tubular connector is very easy to assemble and disassemble.

Description

一种管式连接件Pipe connector 技术领域Technical field
本实用新型涉及连接件技术领域，尤其涉及一种管式连接件。The utility model relates to the technical field of connecting parts, in particular to a tubular connecting piece.
背景技术Background technique
目前，市场上不少的连接件都是由螺丝和螺母组成的，在实践中发现，这些连接件是组装还是拆卸，通常都需要借助例如扳手、等外部工具，都给用户带来了很大的不便。At present, many connectors on the market are composed of screws and nuts. In practice, it is found that these connectors are assembled or disassembled, and usually require external tools such as wrenches and the like to bring great Inconvenience.
实用新型内容Utility model content
本实用新型公开了一种管式连接件，该管式连接件的拆装非常方便。The utility model discloses a tubular connector, which is convenient to disassemble and install.
一种管式连接件，所述管式连接件包括上管和下管，所述上管的下端部分缩小管径，并且所述上管的下端部分的外表面以挤压凹陷的加工方式形成有梯型螺纹；所述下管的上端部分的内壁面上形成有两个内凸点，所述两个内凸点不在同一个水平面上，所述两个内凸点在水平面的投影点不重叠，并且所述两个内凸点之间的垂直距离为所述梯形螺纹的螺距的二分之一；当所述下管的所述两个内凸点与所述上管的所述梯形螺纹咬合时，所述下管的上端部分的内壁面与所述上管的下端部分的外表面紧密接触。A tubular connector comprising an upper tube and a lower tube, a lower end portion of the upper tube is reduced in diameter, and an outer surface of the lower end portion of the upper tube is formed by a process of pressing a recess a stepped thread; two inner bumps are formed on an inner wall surface of the upper end portion of the lower tube, the two inner bumps are not on the same horizontal plane, and the projection points of the two inner bumps in the horizontal plane are not Overlapping, and a vertical distance between the two inner bumps is one-half of a pitch of the trapezoidal thread; when the two inner bumps of the lower tube and the trapezoid of the upper tube When the thread is engaged, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube.
根据权利要求1所述的管式连接件，其特征在于，所述上管和所述下管为塑胶管或金属管。The tubular connector according to claim 1, wherein the upper tube and the lower tube are plastic tubes or metal tubes.
与现有技术相比，本实用新型具有以下有益效果：Compared with the prior art, the utility model has the following beneficial effects:
本实用新型中，下端部分的外表面以挤压凹陷的加工方式形成有梯型螺纹的上管相当于螺丝，而上端部分的内壁面上形成有两个内凸点相当于螺母，当下管的两个内凸点与上管的梯形螺纹咬合时，下管的上端部分的内壁面与上管的下端部分的外表面紧密接触，从而可以实现上管和下管的牢固对接。 本实用新型公开的管式连接件无需通过外部工具或者另外增加连接器来实现连接，且拆装方便，连接牢固，有效降低生产成本。In the utility model, the upper surface of the lower end portion is formed by a pressing recess, and the upper tube formed with the ladder thread is equivalent to the screw, and the inner wall surface of the upper end portion is formed with two inner bumps corresponding to the nut, and the lower tube is When the two inner bumps are engaged with the trapezoidal threads of the upper tube, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube, so that the upper tube and the lower tube can be firmly abutted. The tubular connector disclosed by the utility model does not need to be connected by an external tool or by additionally adding a connector, and is convenient to disassemble and assemble, and the connection is firm, thereby effectively reducing the production cost.
附图说明DRAWINGS
为了更清楚地说明本实用新型实施例中的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. Other drawings may also be obtained from those of ordinary skill in the art in light of the inventive work.
图1是本实用新型实施例公开的一种管式连接件的上管的结构图；1 is a structural view of an upper tube of a tubular connector according to an embodiment of the present invention;
图2是本实用新型实施例公开的一种管式连接件的下管的结构图；2 is a structural view of a lower tube of a tubular connector according to an embodiment of the present invention;
图3是本实用新型实施例公开的一种管式连接件的组装过程示意图；3 is a schematic view showing an assembly process of a tubular connector according to an embodiment of the present invention;
图4是本实用新型实施例公开的一种管式连接件的结构图。4 is a structural view of a tubular connector disclosed in an embodiment of the present invention.
具体实施方式detailed description
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是实用新型一部分实施例，而不是全部的实施例。基于实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于实用新型保护的范围。The technical solutions in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the invention, but not all embodiments. . Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative efforts are within the scope of the utility model protection.
本实用新型公开了一种管式连接件，该管式连接件的拆装非常方便。以下分别进行详细说明。The utility model discloses a tubular connector, which is convenient to disassemble and install. The details are described below separately.
请一并参阅图1～图4，图1是本实用新型实施例公开的一种管式连接件的上管的结构图；图2是本实用新型实施例公开的一种管式连接件的下管的结构图；图3是本实用新型实施例公开的一种管式连接件的组装过程示意图；而图4是本实用新型实施例公开的一种管式连接件的结构图。如图1～图4所示，该管式连接件包括： 1 to FIG. 4, FIG. 1 is a structural view of an upper tube of a tubular connector according to an embodiment of the present invention; and FIG. 2 is a tubular connector disclosed in an embodiment of the present invention. FIG. 3 is a schematic view showing the assembly process of a tubular connector according to an embodiment of the present invention; and FIG. 4 is a structural view of a tubular connector disclosed in the embodiment of the present invention. As shown in FIG. 1 to FIG. 4, the tubular connector comprises:
上管和下管，所述上管的下端部分缩小管径，并且所述上管的下端部分的外表面以挤压凹陷的加工方式形成有梯型螺纹(如图1所示)；所述下管的上端部分的内壁面上形成有两个内凸点，所述两个内凸点不在同一个水平面上，所述两个内凸点在水平面的投影点不重叠，并且所述两个内凸点之间的垂直距离为所述梯形螺纹的螺距的二分之一(如图2所示)；当所述下管的所述两个内凸点与所述上管的所述梯形螺纹咬合时，所述下管的上端部分的内壁面与所述上管的下端部分的外表面紧密接触。An upper tube and a lower tube, the lower end portion of the upper tube is reduced in diameter, and the outer surface of the lower end portion of the upper tube is formed with a ladder-shaped thread in a processing manner of pressing the recess (as shown in FIG. 1); Two inner bumps are formed on the inner wall surface of the upper end portion of the lower tube, the two inner bumps are not on the same horizontal plane, the projection points of the two inner bumps in the horizontal plane do not overlap, and the two The vertical distance between the inner bumps is one-half of the pitch of the trapezoidal thread (as shown in FIG. 2); when the two inner bumps of the lower tube and the trapezoid of the upper tube When the thread is engaged, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube.
作为一种优先的实施方式，所述上管和所述下管为塑胶管或金属管。As a preferred embodiment, the upper tube and the lower tube are plastic tubes or metal tubes.
本实用新型中，该管式连接件的组装方式可以如图3所示，先固定好所述下管，所述上管插入到所述下管的第一个内凸点点时(插到此处所述上管已经不能再往下插)以向下旋转的方式拧入，直到所述下管的上端部分的内壁面与所述上管的下端部分的外表面紧密接触拧紧时结束，其完整的组装为上下管紧密连接在一起，无松动、脱落现象。In the utility model, the tubular connector can be assembled in the manner shown in FIG. 3, the lower tube is first fixed, and the upper tube is inserted into the first inner convex point of the lower tube (plugged into this Wherein the upper tube can no longer be inserted downwards) screwed in a downward rotation until the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube, and ends when tightened The complete assembly is that the upper and lower tubes are tightly connected together without looseness or shedding.
本实用新型中，下端部分的外表面以挤压凹陷的加工方式形成有梯型螺纹的上管相当于螺丝，而上端部分的内壁面上形成有两个内凸点相当于螺母，当下管的两个内凸点与上管的梯形螺纹咬合时，下管的上端部分的内壁面与上管的下端部分的外表面紧密接触，从而可以实现上管和下管的牢固对接。本实用新型公开的管式连接件无需通过外部工具或者另外增加连接器来实现连接，且拆装方便，连接牢固，有效降低生产成本。In the utility model, the upper surface of the lower end portion is formed by a pressing recess, and the upper tube formed with the ladder thread is equivalent to the screw, and the inner wall surface of the upper end portion is formed with two inner bumps corresponding to the nut, and the lower tube is When the two inner bumps are engaged with the trapezoidal threads of the upper tube, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube, so that the upper tube and the lower tube can be firmly abutted. The tubular connector disclosed by the utility model does not need to be connected by an external tool or by additionally adding a connector, and is convenient to disassemble and assemble, and the connection is firm, thereby effectively reducing the production cost.
以上对本实用新型实施例公开的管式连接件进行了详细介绍，本文中应用了具体个例对本实用新型的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本实用新型；同时，对于本领域的一般技术人员，依据本实用新型的思想，在具体实施方式及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本实用新型的限制。 The tubular connector disclosed in the embodiment of the present invention has been described in detail above. The principles and embodiments of the present invention are described in the following. The description of the above embodiments is only for helping to understand the present invention; In the meantime, those skilled in the art will be able to change the details of the present invention and the scope of the application according to the idea of the present invention. In the above, the content of the present specification should not be construed as limiting the present invention.

Claims (2)

  1. 一种管式连接件，其特征在于，所述管式连接件包括上管和下管，所述上管的下端部分缩小管径，并且所述上管的下端部分的外表面以挤压凹陷的加工方式形成有梯型螺纹；所述下管的上端部分的内壁面上形成有两个内凸点，所述两个内凸点不在同一个水平面上，所述两个内凸点在水平面的投影点不重叠，并且所述两个内凸点之间的垂直距离为所述梯形螺纹的螺距的二分之一；当所述下管的所述两个内凸点与所述上管的所述梯形螺纹咬合时，所述下管的上端部分的内壁面与所述上管的下端部分的外表面紧密接触。A tubular connector characterized in that the tubular connector comprises an upper tube and a lower tube, a lower end portion of the upper tube is reduced in diameter, and an outer surface of the lower end portion of the upper tube is pressed to be depressed The processing method is formed with a ladder type thread; the inner wall surface of the upper end portion of the lower tube is formed with two inner bumps, the two inner bumps are not on the same horizontal plane, and the two inner bumps are at a horizontal plane The projection points do not overlap, and the vertical distance between the two inner bumps is one-half of the pitch of the trapezoidal thread; when the two inner bumps of the lower tube and the upper tube When the trapezoidal thread is engaged, the inner wall surface of the upper end portion of the lower tube is in close contact with the outer surface of the lower end portion of the upper tube.
  2. 根据权利要求1所述的管式连接件，其特征在于，所述上管和所述下管为塑胶管或金属管。 The tubular connector according to claim 1, wherein the upper tube and the lower tube are plastic tubes or metal tubes.
PCT/CN2015/097504 2015-11-16 2015-12-15 Tubular connector WO2017084138A1 (en)

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CN201520913059.X 2015-11-16
CN201520913059.XU CN205278035U (en) 2015-11-16 2015-11-16 Tubular connecting piece

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WO2017084138A1 true WO2017084138A1 (en) 2017-05-26

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* Cited by examiner, † Cited by third party
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CN108950627A (en) * 2018-07-11 2018-12-07 深圳市美之高科技股份有限公司 A kind of chloride galvanizing+tin cobalt zinc ternary alloy is for chromium process method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6073642A (en) * 1998-11-10 2000-06-13 Huang; Jung-Chang Connector assembly for an upright shaft of a beach umbrella
CN202348866U (en) * 2011-11-13 2012-07-25 刘芝英 Connecting device for hollow pipes
CN202381470U (en) * 2011-12-28 2012-08-15 崴肯贸易股份有限公司 Tubular shaft connector
CN103267049A (en) * 2013-04-28 2013-08-28 中天建设集团有限公司 Tubing connecting device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6073642A (en) * 1998-11-10 2000-06-13 Huang; Jung-Chang Connector assembly for an upright shaft of a beach umbrella
CN202348866U (en) * 2011-11-13 2012-07-25 刘芝英 Connecting device for hollow pipes
CN202381470U (en) * 2011-12-28 2012-08-15 崴肯贸易股份有限公司 Tubular shaft connector
CN103267049A (en) * 2013-04-28 2013-08-28 中天建设集团有限公司 Tubing connecting device

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