WO2021258486A1 - Contact seat for electric switch machine - Google Patents

Contact seat for electric switch machine Download PDF

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Publication number
WO2021258486A1
WO2021258486A1 PCT/CN2020/104719 CN2020104719W WO2021258486A1 WO 2021258486 A1 WO2021258486 A1 WO 2021258486A1 CN 2020104719 W CN2020104719 W CN 2020104719W WO 2021258486 A1 WO2021258486 A1 WO 2021258486A1
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WO
WIPO (PCT)
Prior art keywords
contact
bracket
shaft
movable contact
base
Prior art date
Application number
PCT/CN2020/104719
Other languages
French (fr)
Chinese (zh)
Inventor
刘畅
王志文
朴盛斌
张振
李倩文
郭金贵
李旺龙
李斌
张华剑
张明召
Original Assignee
天津铁路信号有限责任公司
通号（西安）轨道交通工业集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 天津铁路信号有限责任公司, 通号（西安）轨道交通工业集团有限公司 filed Critical 天津铁路信号有限责任公司
Priority to RS20220603A priority Critical patent/RS20220603A1/en
Publication of WO2021258486A1 publication Critical patent/WO2021258486A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
    • B61L5/06—Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/38—Driving mechanisms, i.e. for transmitting driving force to the contacts using spring or other flexible shaft coupling

Definitions

  • the invention belongs to the technical field of railway turnout switching equipment, and in particular relates to a contact seat for an electric switch machine.
  • the function of the electric point machine is to switch and lock the switch rail/center rail, change the opening direction of the switch, and reflect the position of the switch rail/center rail through the contacts.
  • the contact base realizes the switching function of action and display circuit, and feeds back the signal to the interlocking system.
  • the switch machine due to the long-term friction between its own movable contact group and static contact group, there will be excessive switching resistance. Circumstances, after the switch is switched in place, the blockage of the moving contact group cannot be switched on normally, indicating that the circuit is faulty and the normal driving is delayed.
  • the present invention aims to propose a contact base for an electric switch machine to reduce the switching resistance of the moving contact group of the contact base, improve the conversion power of the moving contact group, ensure the stability of the moving contact group conversion, and eliminate jamming Hidden dangers.
  • a contact seat for an electric switch machine comprising a contact seat base, a fixed plate for assembling a static contact group, and a bracket for assembling a movable contact group;
  • the bracket includes a left bracket and a right bracket, which are respectively connected axisymmetrically on the base of the contact base through a movable contact; and a tension spring is arranged between the left bracket and the right bracket;
  • the two sides of the left bracket are respectively provided with fixed plates corresponding to their positions; the two sides of the right bracket are also respectively provided with fixed plates corresponding to their positions;
  • One end of the movable contact shaft is provided with an adjusting plate which can rotate relative to the base of the contact base; and a tension spring is arranged between the right adjusting plate and the left adjusting plate.
  • the rotation of the starting piece can drive the contact shaft and the left and right adjustment plates to rotate.
  • the rotation of the adjustment plate will drive the left and right brackets to rotate, so as to realize the position of the movable contact group on the bracket and realize the movable contact ring on the movable contact group.
  • the connection and disconnection with the static contact piece on the static contact group realizes the switch of action and display circuit.
  • the driving method given in the present invention is to drive the starter piece by external force, and it is also possible to drive the movable contact shaft and the adjusting plate to rotate in other ways.
  • the left and right adjusting plates are equipped with tension spring connection holes. After the tension spring is installed, it can form a double tension spring system with the tension spring between the brackets, ensuring the stability and reliability of the moving contact groups installed on the left and right brackets between the static contact groups Conversion.
  • a flanging bush is installed in the hole of the base body for assembling the movable contact shaft on the base of the contact seat, and a cushion sleeve is arranged between the flanging bush and the movable contact shaft.
  • the flange bushing is graphite bushing. The flange bushing realizes the coaxiality of the movable contact shaft and the lubrication of the cushion sleeve.
  • the flanging bushing includes a long flanging bushing and a short flanging bushing.
  • the base hole for assembling the intermediate position of the movable contact shaft is provided with a long flanging bushing.
  • Cushion cover and at the same time, the base hole for assembling the adjustment plate and the movable contact shaft is provided with a long flanging bushing, and the long flanging bushing is not provided with a long cushion cover;
  • One end of the movable contact shaft without an adjusting plate is connected to the base of the contact base through the base hole, and a short flanging bush is arranged in the base hole, and a short cushion sleeve is arranged between the short flanging bush and the movable contact shaft .
  • the right adjustment plate and the left adjustment plate are respectively fixed by a pin and a tension spring; the left bracket and the right bracket are also fixed by a pin and the tension spring respectively.
  • the tension spring and the left and right adjustment plates, and the tension spring and the left and right brackets can also be connected in other ways.
  • the connection with a pin is convenient and detachable, but it should be noted that the connection in other ways does not affect the realization of this application.
  • the right adjusting plate is connected to the right starting piece by adjusting screws, the right starting piece is riveted with a roller through a pin shaft, and the right starting piece is provided with a spline hole corresponding to the spline shaft part of the moving contact shaft; the left adjusting plate passes through
  • the adjusting screw is connected with a left starting piece, the left starting piece is riveted with a roller through a pin shaft, and a spline hole is provided on the left starting piece, which corresponds to the spline shaft part of the movable contact shaft.
  • the left and right starter plates have spline holes, which pass through the moving contact shaft of the same spline shaft, and are relatively stationary with the moving contact shaft; the installation hole (through hole) of the adjustment plate and the spline hole of the starter plate are coaxial with For the movable contact shaft, the relative angle relationship between the two is adjusted by the adjustment screw of the adjustment plate.
  • the adjustment screw is provided with a spring washer and a nut. By adjusting the position of the nut, it is used to adjust the positional relationship between the adjustment plate and the starting piece. It should be noted that the adjustment screw can also be connected to the adjustment plate and the starting piece through threads. In order to ensure the stability of the structure after adjustment, the position of the adjustment screw can also be relatively fixed by other existing methods.
  • the mounting holes for the left bracket, the right bracket and the movable contact shaft are through holes; and the side of the left bracket and the left adjustment plate is provided with a groove, and the groove is matched with the boss on the left adjustment plate; A groove is provided on the side of the bracket corresponding to the right adjusting plate, and the groove is matched with the boss on the right adjusting plate.
  • the moving contact shaft passes through the through holes on the left and right brackets, and the relationship with the moving contact shaft is coaxial; the left and right brackets are coaxial with the through holes of the left and right adjustment plates, and are matched with the bosses of the adjustment plate through the bracket grooves, and Keep relatively static, when the left and right starting pieces rotate, the left and right starting pieces drive the rotation of the left and right adjustment plates through the adjustment screws of the left and right adjustment plates, and then drive the left and right brackets to rotate to realize the connection or disconnection of the contacts.
  • the evenly distributed dot-shaped graphite lubricating layer is embedded on the movable contact ring of the movable contact group. While ensuring the current continuity after driving into the static contact group, it can play a role of lubrication and reduce the friction between the two.
  • the head shape of the static contact piece of the static contact group is an arc shape. While realizing reliable contact with the movable contact ring, the occurrence of arcing can be improved.
  • the present invention also provides an electric switch machine, which includes the above-mentioned contact seat for the electric switch machine.
  • the contact base for the electric switch machine of the present invention has the following advantages:
  • the left and right starting pieces drive the rotation of the left and right adjustment plates through the adjustment screws of the left and right adjustment plates, and then drive the left and right brackets to rotate, so as to realize the mounting on the bracket.
  • the rotation of the switch to ensure the smoothness of the conversion and prevent the obstacles that cannot be converted normally due to jamming.
  • the tension spring between the left and right adjustment plates and the tension spring between the left and right brackets form a double tension spring system, which improves the conversion power of the movable contact group and improves Improved the stability of the moving contact group conversion.
  • the long and short flanging bushings installed between the outer side of the long and short cushion sleeves and the base of the contact base are provided with a graphite lubricating layer, which can reduce the length and short cushion sleeves.
  • the flanging of the long and short flanging bushings can play an axial positioning function in the base of the contact seat to prevent it from falling out.
  • Fig. 1 is a front view of a contact seat for an electric switch machine according to an embodiment of the present invention
  • Figure 2 is a top view of a contact seat for an electric switch machine according to an embodiment of the present invention.
  • Figure 3 is a partial view from the direction A of Figure 2;
  • Figure 4 is a side view of the movable contact group (graphite) described in the embodiment of the present invention.
  • Figure 5 is a top view of the static contact group (arc) described in the embodiment of the present invention.
  • Figure 6 is a cross-sectional view of the long flanging bush in an embodiment of the present invention.
  • Figure 7 is a cross-sectional view of the short flanging bush in the embodiment of the present invention.
  • Figure 8 is a front view of the left adjustment plate in the embodiment of the present invention.
  • Figure 9 is a top view of the left adjustment plate in the embodiment of the present invention.
  • Figure 10 is a side view of the left adjusting plate in the embodiment of the present invention.
  • Figure 11 is a schematic diagram of the mating relationship of the interface components on the movable contact shaft described in the embodiment of the present invention.
  • Figure 12 is a front view of the contact seat base described in the embodiment of the present invention.
  • Fig. 13 is a schematic cross-sectional view of A-A in Fig. 12;
  • Fig. 14 is a side view of the bracket described in the embodiment of the present invention.
  • a contact seat for an electric switch machine includes a contact seat base 7, a fixing plate 14 for assembling the static contact group 1, and a bracket for assembling the movable contact group 2;
  • the bracket includes a left bracket 17 and a right bracket 12, which are respectively symmetrically connected to the contact base 7 through a movable contact shaft 5; and a tension spring 15 is provided between the left bracket 17 and the right bracket 12;
  • Both sides of the left bracket 17 are respectively provided with fixing plates 14 corresponding to their positions; both sides of the right bracket 12 are also respectively provided with fixing plates 14 corresponding to their positions;
  • One end of the movable contact shaft 5 that is not connected to the contact base 7 is provided with an adjusting plate rotatable relative to the contact base 7; and a tension spring 15 is provided between the right adjusting plate 8 and the left adjusting plate 18.
  • a flanging bush is installed in the base hole 20 of the contact base 7 for assembling the movable contact shaft 5, and a cushion sleeve is arranged between the flanging bush and the movable contact shaft 5; the flanging bush is a graphite bushing.
  • the flanging bushing includes a long flanging bushing 6 and a short flanging bushing 11.
  • the base hole 20 at the middle position of the movable contact shaft 5 is provided with a long flanging bushing 6, and the long flanging bushing 6 is A long cushion cover 3 is provided; and a long flanging bushing 6 is provided in the base hole 20 for assembling the adjusting plate and the movable contact shaft 5 at the same time, and the long cuffing bushing 6 is not provided with the long cushion cover 3;
  • One end of the movable contact shaft 5 without an adjustment plate is connected to the contact seat base 7 through the base hole 20, and the base hole 20 is provided with a short flanging bushing 11, and the short flanging bushing 11 and the movable contact shaft 5 There is a short cushion cover 10 between.
  • the right adjustment plate 8 and the left adjustment plate 18 are respectively fixed by a pin 13 and a tension spring 15; the left bracket 17 and the right bracket 12 are also fixed by a pin 13 and the tension spring 15 respectively.
  • the right adjusting plate 8 is connected to the right starting piece 16 by an adjusting screw 9.
  • the right starting piece 16 is riveted with a roller 19 through a pin shaft, and the right starting piece 16 is provided with a spline hole, which is connected to the spline shaft part of the movable contact shaft 5.
  • the left adjusting plate 18 is connected with the left starting piece 4 through the adjusting screw 9, the left starting piece 4 is riveted with a roller 19 through the pin, and the left starting piece 4 is provided with a spline hole, and the spline of the moving contact shaft 5
  • the shaft part corresponds.
  • the adjusting screw 9 is provided with a spring washer and a nut. By adjusting the position of the nut, it is used to adjust the distance between the adjusting plate and the starting plate, and to realize the fixed connection between the adjusting plate and the starting plate.
  • the mounting holes of the left bracket 17, the right bracket 12 and the movable contact shaft 5 are through holes; and the side of the left bracket 17 and the left adjustment plate 18 is provided with a groove, and the groove and the boss on the left adjustment plate 18 Cooperate; the right bracket 12 and the right adjustment plate 8 are provided with a groove on the corresponding side surface, and the groove is matched with the boss on the right adjustment plate 8.
  • the movable contact ring of the movable contact group 2 is embedded with a uniformly distributed dot-shaped graphite lubricating layer.
  • the head shape of the static contact piece of the static contact group 1 is an arc shape.
  • the setting of the adjustment board is used to adjust the driving depth of the movable contact group.
  • the left and right adjustment plates have tension spring connection holes. After the tension spring is installed, the tension spring between the bracket and the bracket form a double tension spring system to ensure the stable and reliable conversion of the moving contact group installed on the left and right bracket between the static contact group. .

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)
  • Contacts (AREA)

Abstract

A contact seat for an electric switch machine, comprising a contact seat base body (7), fixed plates (14) used for assembling a static contact group (1), and supports (17, 12) used for assembling a moving contact group (2); the supports (17, 12) comprise a left support (17) and a right support (12) symmetrically connected to the contact seat base body (7) by means of a moving contact shaft (5), respectively; and a tension spring (15) is provided between the left support (17) and the right support (12); the fixed plates (14) corresponding to the position of the left support (17) are respectively provided on both sides of the left support (17); the fixed plates (14) corresponding to the position of the right support (12) are also respectively provided on both sides of the right support (12); adjustment plates (18, 8) which can rotate relative to the contact seat base body (7) are provided on one end of the moving contact shaft (5); and a tension spring (15) is provided between the right adjustment plate (8) and the left adjustment plate (18). The tension spring (15) between the left and right adjustment plates (18, 8) of the contact seat for the electric switch machine and the tension spring (15) between the left and right supports (17, 12) form a double tension spring system, thereby improving the conversion power of the moving contact group (2) and improving the conversion stability of the moving contact group (2).

Description

一种电动转辙机用接点座Contact base for electric switch machine
本申请要求在2020年06月23日在中国专利局递交的、申请号为“202010580446.1”、名称为“一种电动转辙机用接点座”的优先权，并要求在2020年06月23日在中国专利局递交的、申请号为“202021184029.7”、名称为“一种电动转辙机用接点座”的优先权，其全部内容通过引用结合在本申请中。This application claims the priority of the application number "202010580446.1" and the name "a contact seat for an electric switch machine" filed at the Chinese Patent Office on June 23, 2020, and is requested on June 23, 2020 The priority filed in the Chinese Patent Office with the application number "202021184029.7" and the name "a contact seat for an electric switch machine", the entire content of which is incorporated into this application by reference.
技术领域Technical field
本发明属于铁路道岔转换设备技术领域，尤其是涉及一种电动转辙机用接点座。The invention belongs to the technical field of railway turnout switching equipment, and in particular relates to a contact seat for an electric switch machine.
背景技术Background technique
电动转辙机的作用是转换并锁闭尖轨/心轨、改变道岔的开通方向并通过接点反映尖轨/心轨的位置状态。接点座作为转辙机内重要部件，实现动作及表示电路的切换功能，并把信号反馈给联锁***，但受其自身动接点组与静接点组长期摩擦影响，会存在转换阻力过大的情况，造成道岔转换到位后，动接点组卡阻无法正常转换接通表示电路的故障，延误正常行车。The function of the electric point machine is to switch and lock the switch rail/center rail, change the opening direction of the switch, and reflect the position of the switch rail/center rail through the contacts. As an important part of the switch machine, the contact base realizes the switching function of action and display circuit, and feeds back the signal to the interlocking system. However, due to the long-term friction between its own movable contact group and static contact group, there will be excessive switching resistance. Circumstances, after the switch is switched in place, the blockage of the moving contact group cannot be switched on normally, indicating that the circuit is faulty and the normal driving is delayed.
发明内容Summary of the invention
有鉴于此，本发明旨在提出一种电动转辙机用接点座，以降低接点座动接点组转换阻力，并提高动接点组的转换动力，保证动接点组转换的稳定性，消除卡阻隐患。In view of this, the present invention aims to propose a contact base for an electric switch machine to reduce the switching resistance of the moving contact group of the contact base, improve the conversion power of the moving contact group, ensure the stability of the moving contact group conversion, and eliminate jamming Hidden dangers.
为达到上述目的，本发明的技术方案是这样实现的：In order to achieve the above objective, the technical solution of the present invention is achieved as follows:
一种电动转辙机用接点座，包括接点座基体、用于装配静接点组的固定板、以及用于装配动接点组的支架；A contact seat for an electric switch machine, comprising a contact seat base, a fixed plate for assembling a static contact group, and a bracket for assembling a movable contact group;
支架包括左支架和右支架，分别通过动接点轴对称连接在接点座基体上；且左支架和右支架之间设有拉簧；The bracket includes a left bracket and a right bracket, which are respectively connected axisymmetrically on the base of the contact base through a movable contact; and a tension spring is arranged between the left bracket and the right bracket;
左支架的两侧分别设有与其位置对应的固定板；右支架的两侧同样分别设有与其位置对应的固定板；The two sides of the left bracket are respectively provided with fixed plates corresponding to their positions; the two sides of the right bracket are also respectively provided with fixed plates corresponding to their positions;
动接点轴的一端设有可相对于接点座基体转动的调整板；且右调整板与左调整板之间设有拉簧。One end of the movable contact shaft is provided with an adjusting plate which can rotate relative to the base of the contact base; and a tension spring is arranged between the right adjusting plate and the left adjusting plate.
可以通过驱动起动片的旋转，带动动接点轴及左右调整板转动，调整板的转动会带动左右支架转动，从而实现支架上的动接点组的位置移动，实现其动接点组上的动接点环与静接点组上的静接点片的连通与断开，实现动作与表示电路的切换。本发明中给出的驱动方式是通过外力驱动起动片，也可以通过其他方式驱动动接点轴及调整板转动。You can drive the rotation of the starting piece to drive the contact shaft and the left and right adjustment plates to rotate. The rotation of the adjustment plate will drive the left and right brackets to rotate, so as to realize the position of the movable contact group on the bracket and realize the movable contact ring on the movable contact group. The connection and disconnection with the static contact piece on the static contact group realizes the switch of action and display circuit. The driving method given in the present invention is to drive the starter piece by external force, and it is also possible to drive the movable contact shaft and the adjusting plate to rotate in other ways.
左、右调整板带有拉簧连接孔，安装拉簧后，实现与支架间的拉簧形成双拉簧***， 保证安装于左、右支架上的动接点组在静接点组间的稳定可靠转换。The left and right adjusting plates are equipped with tension spring connection holes. After the tension spring is installed, it can form a double tension spring system with the tension spring between the brackets, ensuring the stability and reliability of the moving contact groups installed on the left and right brackets between the static contact groups Conversion.
进一步的，接点座基体上用于装配动接点轴的基体孔内安装有翻边衬套，且翻边衬套与动接点轴之间设有垫套。翻边衬套为石墨衬套。翻边衬套实现动接点轴的同轴及对垫套的润滑。Further, a flanging bush is installed in the hole of the base body for assembling the movable contact shaft on the base of the contact seat, and a cushion sleeve is arranged between the flanging bush and the movable contact shaft. The flange bushing is graphite bushing. The flange bushing realizes the coaxiality of the movable contact shaft and the lubrication of the cushion sleeve.
进一步的，翻边衬套包括长翻边衬套和短翻边衬套，用于装配动接点轴中间位置的基体孔内设有长翻边衬套，该长翻边衬套内设有长垫套；且同时用于装配调整板和动接点轴的基体孔内设有长翻边衬套，该长翻边衬套内未设有长垫套；Further, the flanging bushing includes a long flanging bushing and a short flanging bushing. The base hole for assembling the intermediate position of the movable contact shaft is provided with a long flanging bushing. Cushion cover; and at the same time, the base hole for assembling the adjustment plate and the movable contact shaft is provided with a long flanging bushing, and the long flanging bushing is not provided with a long cushion cover;
动接点轴未设置调整板的一端，通过基体孔与接点座基体上连接，且该基体孔内设有短翻边衬套，且短翻边衬套与动接点轴之间设有短垫套。One end of the movable contact shaft without an adjusting plate is connected to the base of the contact base through the base hole, and a short flanging bush is arranged in the base hole, and a short cushion sleeve is arranged between the short flanging bush and the movable contact shaft .
进一步的，右调整板、左调整板分别通过一销轴与拉簧固定；左支架、右支架同样分别通过一销轴与拉簧固定。拉簧与左右调整板、以及拉簧与左右支架也可以通过其他方式进行连接，用销轴连接，是方便可拆卸，但是需要说明的是，用其他方式连接，并不影响本申请的实现。Further, the right adjustment plate and the left adjustment plate are respectively fixed by a pin and a tension spring; the left bracket and the right bracket are also fixed by a pin and the tension spring respectively. The tension spring and the left and right adjustment plates, and the tension spring and the left and right brackets can also be connected in other ways. The connection with a pin is convenient and detachable, but it should be noted that the connection in other ways does not affect the realization of this application.
进一步的，右调整板通过调整螺钉连接于右起动片，右起动片上通过销轴铆接有滚轮，且右起动片上设有花键孔，与动接点轴的花键轴部分对应；左调整板通过调整螺钉连接有左起动片，左起动片上通过销轴铆接有滚轮，且左起动片上设有花键孔，与动接点轴的花键轴部分对应。Further, the right adjusting plate is connected to the right starting piece by adjusting screws, the right starting piece is riveted with a roller through a pin shaft, and the right starting piece is provided with a spline hole corresponding to the spline shaft part of the moving contact shaft; the left adjusting plate passes through The adjusting screw is connected with a left starting piece, the left starting piece is riveted with a roller through a pin shaft, and a spline hole is provided on the left starting piece, which corresponds to the spline shaft part of the movable contact shaft.
左、右起动片有花键孔，穿在同为花键轴的动接点轴上，与动接点轴相对静止；调整板的安装孔(通孔)与起动片的花键孔是同轴于动接点轴的，两者相对角度关系是通过调整板的调整螺钉来调节的。The left and right starter plates have spline holes, which pass through the moving contact shaft of the same spline shaft, and are relatively stationary with the moving contact shaft; the installation hole (through hole) of the adjustment plate and the spline hole of the starter plate are coaxial with For the movable contact shaft, the relative angle relationship between the two is adjusted by the adjustment screw of the adjustment plate.
调整螺钉上设有弹垫以及螺母，通过调整螺母的位置，用于调节调整板与起动片之间的位置关系。需要说明的是，调整螺钉也可以通过螺纹实现与调整板、起动片的连接，为了保证其调整后，结构的稳定性，也可以通过其他现有的方式将调整螺钉的位置相对固定。The adjustment screw is provided with a spring washer and a nut. By adjusting the position of the nut, it is used to adjust the positional relationship between the adjustment plate and the starting piece. It should be noted that the adjustment screw can also be connected to the adjustment plate and the starting piece through threads. In order to ensure the stability of the structure after adjustment, the position of the adjustment screw can also be relatively fixed by other existing methods.
进一步的，左支架、右支架与动接点轴配合的安装孔为通孔；且左支架与左调整板对应的侧面上设有凹槽，该凹槽与左调整板上的凸台配合；右支架与右调整板对应的侧面上设有凹槽，该凹槽与右调整板上的凸台配合。Further, the mounting holes for the left bracket, the right bracket and the movable contact shaft are through holes; and the side of the left bracket and the left adjustment plate is provided with a groove, and the groove is matched with the boss on the left adjustment plate; A groove is provided on the side of the bracket corresponding to the right adjusting plate, and the groove is matched with the boss on the right adjusting plate.
动接点轴穿于左、右支架上的通孔，与动接点轴的关系为同轴；左右支架与左右调整板的通孔同轴，并通过支架凹槽与调整板的凸台配合，并保持相对静止，当左右起动片旋转时，左右起动片通过左右调整板的调整螺钉驱动左右调整板的旋转，进而驱动左 右支架旋转，实现接点的接通或断开。The moving contact shaft passes through the through holes on the left and right brackets, and the relationship with the moving contact shaft is coaxial; the left and right brackets are coaxial with the through holes of the left and right adjustment plates, and are matched with the bosses of the adjustment plate through the bracket grooves, and Keep relatively static, when the left and right starting pieces rotate, the left and right starting pieces drive the rotation of the left and right adjustment plates through the adjustment screws of the left and right adjustment plates, and then drive the left and right brackets to rotate to realize the connection or disconnection of the contacts.
进一步的，动接点组的动接点环上嵌有均匀分布的圆点状石墨润滑层。保证其打入静接点组后的电流导通性的同时可以起到润滑作用，降低两者的摩擦力。Furthermore, the evenly distributed dot-shaped graphite lubricating layer is embedded on the movable contact ring of the movable contact group. While ensuring the current continuity after driving into the static contact group, it can play a role of lubrication and reduce the friction between the two.
进一步的，静接点组的静接点片头部形状为圆弧形状。实现与动接点环的可靠接触的同时，可以改善拉弧现象的发生。Further, the head shape of the static contact piece of the static contact group is an arc shape. While realizing reliable contact with the movable contact ring, the occurrence of arcing can be improved.
本发明还提供一种电动转辙机，包括如上所述的电动转辙机用接点座。The present invention also provides an electric switch machine, which includes the above-mentioned contact seat for the electric switch machine.
相对于现有技术，本发明所述的电动转辙机用接点座，具有以下优势：Compared with the prior art, the contact base for the electric switch machine of the present invention has the following advantages:
(1)本发明所述的电动转辙机用接点座，当左右起动片旋转时，左右起动片通过左右调整板的调整螺钉驱动左右调整板的旋转，进而驱动左右支架旋转，从而实现支架上的动接点组的位置移动，实现其动接点组上的动接点环与静接点组上的静接点片的连通与断开，实现动作与表示电路的切换，切换方便，用于采用动接点轴的转动来切换，保证了转换的顺畅性，防止因为卡阻造成无法正常转换的障碍。(1) In the contact seat for an electric point machine according to the present invention, when the left and right starting pieces rotate, the left and right starting pieces drive the rotation of the left and right adjustment plates through the adjustment screws of the left and right adjustment plates, and then drive the left and right brackets to rotate, so as to realize the mounting on the bracket. Move the position of the movable contact group to realize the connection and disconnection of the movable contact ring on the movable contact group and the static contact piece on the static contact group, realize the switching of the action and the display circuit, the switching is convenient, and it is used to adopt the movable contact shaft The rotation of the switch to ensure the smoothness of the conversion and prevent the obstacles that cannot be converted normally due to jamming.
(2)本发明所述的电动转辙机用接点座，左、右调整板间的拉簧与左、右支架间的拉簧形成双拉簧***，提高了动接点组的转换动力，提高了动接点组转换的稳定性。(2) In the contact seat for an electric point machine of the present invention, the tension spring between the left and right adjustment plates and the tension spring between the left and right brackets form a double tension spring system, which improves the conversion power of the movable contact group and improves Improved the stability of the moving contact group conversion.
(3)本发明所述的电动转辙机用接点座，安装于长、短垫套外侧与接点座基体间的长、短翻边衬套带有石墨润滑层，可以降低长、短垫套与接点座基体间的摩擦力同时，长、短翻边衬套的翻边可以在接点座基体内起到轴向定位作用，防止其脱出。(3) In the contact seat for an electric switch machine of the present invention, the long and short flanging bushings installed between the outer side of the long and short cushion sleeves and the base of the contact base are provided with a graphite lubricating layer, which can reduce the length and short cushion sleeves. Simultaneously with the friction force between the base of the contact seat, the flanging of the long and short flanging bushings can play an axial positioning function in the base of the contact seat to prevent it from falling out.
附图说明Description of the drawings
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述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发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动性的前提下，还可以根据这些附图获得其他的附图。In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative labor.
图1为本发明实施例所述的一种电动转辙机用接点座的主视图；Fig. 1 is a front view of a contact seat for an electric switch machine according to an embodiment of the present invention;
图2为本发明实施例所述的一种电动转辙机用接点座的俯视图；Figure 2 is a top view of a contact seat for an electric switch machine according to an embodiment of the present invention;
图3为图2的A向局部视图；Figure 3 is a partial view from the direction A of Figure 2;
图4为本发明实施例中所述的动接点组(石墨)的侧视图；Figure 4 is a side view of the movable contact group (graphite) described in the embodiment of the present invention;
图5为本发明实施例中所述的静接点组(圆弧)的俯视图；Figure 5 is a top view of the static contact group (arc) described in the embodiment of the present invention;
图6为本发明实施例中所述的长翻边衬套的剖视图；Figure 6 is a cross-sectional view of the long flanging bush in an embodiment of the present invention;
图7为本发明实施例中所述的短翻边衬套的剖视图；Figure 7 is a cross-sectional view of the short flanging bush in the embodiment of the present invention;
图8为本发明实施例中所述的左调整板的主视图；Figure 8 is a front view of the left adjustment plate in the embodiment of the present invention;
图9为本发明实施例中所述的左调整板的俯视图；Figure 9 is a top view of the left adjustment plate in the embodiment of the present invention;
图10为本发明实施例中所述的左调整板的侧视图；Figure 10 is a side view of the left adjusting plate in the embodiment of the present invention;
图11为本发明实施例中所述的动接点轴上各接口件的配合关系的示意图；Figure 11 is a schematic diagram of the mating relationship of the interface components on the movable contact shaft described in the embodiment of the present invention;
图12为本发明实施例中所述的接点座基体的主视图；Figure 12 is a front view of the contact seat base described in the embodiment of the present invention;
图13为图12中A-A的截面示意图；Fig. 13 is a schematic cross-sectional view of A-A in Fig. 12;
图14为本发明实施例中所述的支架的侧视图。Fig. 14 is a side view of the bracket described in the embodiment of the present invention.
附图标记说明：Description of reference signs:
1、静接点组；2、动接点组；3、长垫套；4、左起动片；5、动接点轴；6、长翻边衬套；7、接点座基体；8、右调整板；9、调整螺钉；10、短垫套；11、短翻边衬套；12、右支架；13、销轴、14、固定板；15、拉簧；16、右起动片；17、左支架；18、左调整板；19、滚轮；20、基体孔。1. Static contact group; 2. Moving contact group; 3. Long cushion cover; 4. Left starting piece; 5. Moving contact shaft; 6. Long flanging bushing; 7. Contact seat base; 8. Right adjusting plate; 9. Adjusting screw; 10. Short cushion sleeve; 11. Short flanging bush; 12. Right bracket; 13, Pin shaft, 14, Fixed plate; 15. Tension spring; 16, Right starting piece; 17, Left bracket; 18. Left adjustment plate; 19. Roller; 20. Base hole.
具体实施方式detailed description
下面将结合本发明的实施例，对本发明的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
在本发明的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。此外，术语“第一”、“第二”等仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”等的特征可以明示或者隐含地包括一个或者更多个该特征。在本发明的描述中，除非另有说明，“多个”的含义是两个或两个以上。In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", " The orientation or positional relationship indicated by "vertical", "horizontal", "top", "bottom", "inner", "outer" etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and The description is simplified, rather than indicating or implying that the pointed device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of these features. In the description of the present invention, unless otherwise specified, "plurality" means two or more.
在本发明的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以通过具体情况理解上述术语在本发明中的具体含义。In the description of the present invention, it should be noted that the terms "installed", "connected", and "connected" should be understood in a broad sense unless otherwise clearly specified and limited. For example, they can be fixed or detachable. Connected or integrally connected; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those of ordinary skill in the art, the specific meaning of the above-mentioned terms in the present invention can be understood through specific circumstances.
下面将参考附图并结合实施例来详细说明本发明。Hereinafter, the present invention will be described in detail with reference to the drawings and in conjunction with the embodiments.
如图1-图14所示，一种电动转辙机用接点座，包括接点座基体7、用于装配静接点组1的固定板14、以及用于装配动接点组2的支架；As shown in Figures 1 to 14, a contact seat for an electric switch machine includes a contact seat base 7, a fixing plate 14 for assembling the static contact group 1, and a bracket for assembling the movable contact group 2;
支架包括左支架17和右支架12，分别通过动接点轴5对称连接在接点座基体7上；且左支架17和右支架12之间设有拉簧15；The bracket includes a left bracket 17 and a right bracket 12, which are respectively symmetrically connected to the contact base 7 through a movable contact shaft 5; and a tension spring 15 is provided between the left bracket 17 and the right bracket 12;
左支架17的两侧分别设有与其位置对应的固定板14；右支架12的两侧同样分别设有与其位置对应的固定板14；Both sides of the left bracket 17 are respectively provided with fixing plates 14 corresponding to their positions; both sides of the right bracket 12 are also respectively provided with fixing plates 14 corresponding to their positions;
动接点轴5未与接点座基体7连接的一端设有可相对于接点座基体7转动的调整板；且右调整板8与左调整板18之间设有拉簧15。One end of the movable contact shaft 5 that is not connected to the contact base 7 is provided with an adjusting plate rotatable relative to the contact base 7; and a tension spring 15 is provided between the right adjusting plate 8 and the left adjusting plate 18.
接点座基体7上用于装配动接点轴5的基体孔20内安装有翻边衬套，且翻边衬套与动接点轴5之间设有垫套；翻边衬套为石墨衬套。A flanging bush is installed in the base hole 20 of the contact base 7 for assembling the movable contact shaft 5, and a cushion sleeve is arranged between the flanging bush and the movable contact shaft 5; the flanging bush is a graphite bushing.
翻边衬套包括长翻边衬套6和短翻边衬套11，用于装配动接点轴5中间位置的基体孔20内设有长翻边衬套6，该长翻边衬套6内设有长垫套3；且同时用于装配调整板和动接点轴5的基体孔20内设有长翻边衬套6，该长翻边衬套6内未设有长垫套3；The flanging bushing includes a long flanging bushing 6 and a short flanging bushing 11. The base hole 20 at the middle position of the movable contact shaft 5 is provided with a long flanging bushing 6, and the long flanging bushing 6 is A long cushion cover 3 is provided; and a long flanging bushing 6 is provided in the base hole 20 for assembling the adjusting plate and the movable contact shaft 5 at the same time, and the long cuffing bushing 6 is not provided with the long cushion cover 3;
动接点轴5未设置调整板的一端，通过基体孔20与接点座基体7上连接，且该基体孔20内设有短翻边衬套11，且短翻边衬套11与动接点轴5之间设有短垫套10。One end of the movable contact shaft 5 without an adjustment plate is connected to the contact seat base 7 through the base hole 20, and the base hole 20 is provided with a short flanging bushing 11, and the short flanging bushing 11 and the movable contact shaft 5 There is a short cushion cover 10 between.
右调整板8、左调整板18分别通过一销轴13与拉簧15固定；左支架17、右支架12同样分别通过一销轴13与拉簧15固定。The right adjustment plate 8 and the left adjustment plate 18 are respectively fixed by a pin 13 and a tension spring 15; the left bracket 17 and the right bracket 12 are also fixed by a pin 13 and the tension spring 15 respectively.
右调整板8通过调整螺钉9连接于右起动片16，右起动片16上通过销轴铆接有滚轮19，且右起动片16上设有花键孔，与动接点轴5的花键轴部分对应；左调整板18通过调整螺钉9连接有左起动片4，左起动片4上通过销轴铆接有滚轮19，且左起动片4上设有花键孔，与动接点轴5的花键轴部分对应。The right adjusting plate 8 is connected to the right starting piece 16 by an adjusting screw 9. The right starting piece 16 is riveted with a roller 19 through a pin shaft, and the right starting piece 16 is provided with a spline hole, which is connected to the spline shaft part of the movable contact shaft 5. Corresponding; the left adjusting plate 18 is connected with the left starting piece 4 through the adjusting screw 9, the left starting piece 4 is riveted with a roller 19 through the pin, and the left starting piece 4 is provided with a spline hole, and the spline of the moving contact shaft 5 The shaft part corresponds.
调整螺钉9上设有弹垫以及螺母，通过调整螺母的位置，用于调节调整板与起动片之间的距离，且实现调整板与起动片的固定连接。The adjusting screw 9 is provided with a spring washer and a nut. By adjusting the position of the nut, it is used to adjust the distance between the adjusting plate and the starting plate, and to realize the fixed connection between the adjusting plate and the starting plate.
左支架17、右支架12与动接点轴5配合的安装孔为通孔；且左支架17与左调整板18对应的侧面上设有凹槽，该凹槽与左调整板18上的凸台配合；右支架12与右调整板8对应的侧面上设有凹槽，该凹槽与右调整板8上的凸台配合。The mounting holes of the left bracket 17, the right bracket 12 and the movable contact shaft 5 are through holes; and the side of the left bracket 17 and the left adjustment plate 18 is provided with a groove, and the groove and the boss on the left adjustment plate 18 Cooperate; the right bracket 12 and the right adjustment plate 8 are provided with a groove on the corresponding side surface, and the groove is matched with the boss on the right adjustment plate 8.
动接点组2的动接点环上嵌有均匀分布的圆点状石墨润滑层。The movable contact ring of the movable contact group 2 is embedded with a uniformly distributed dot-shaped graphite lubricating layer.
静接点组1的静接点片头部形状为圆弧形状。The head shape of the static contact piece of the static contact group 1 is an arc shape.
工作过程：其中一个起动片的滚轮在动作板上“爬坡”，使该启动片旋转，起动片通过调整螺钉带动与其同侧的调整板旋转，调整板旋转带动同侧支架旋转，此时接通动 作电路，接点接通为1、4排，当另一侧的起动片的滚轮从动作板上落下后，调整板与支架会通过安装其上的拉簧拉动另一侧的调整板与支架旋转，此时接通表示电路，接点接通1、3排或2、4排(从一个方向向另一个方向依次排序)。Working process: The roller of one of the starting plates "climbs" on the action board to make the starting plate rotate. The starting plate is driven by the adjusting screw to rotate the adjustment plate on the same side, and the rotation of the adjustment plate drives the bracket on the same side to rotate. Through the action circuit, the contacts are connected in rows 1, 4, when the roller of the starter plate on the other side drops from the action plate, the adjustment plate and bracket will pull the adjustment plate and bracket on the other side through the tension spring installed on it. Rotate, the circuit is turned on at this time, and the contacts are turned on in rows 1, 3 or 2, 4 (ordered from one direction to the other).
调整板的设置用于调节动接点组的打入深度。左、右调整板带有拉簧连接孔，安装拉簧后实现与支架间的拉簧形成双拉簧***，保证安装于左、右支架上的动接点组在静接点组间的稳定可靠转换。The setting of the adjustment board is used to adjust the driving depth of the movable contact group. The left and right adjustment plates have tension spring connection holes. After the tension spring is installed, the tension spring between the bracket and the bracket form a double tension spring system to ensure the stable and reliable conversion of the moving contact group installed on the left and right bracket between the static contact group. .
以上实施例仅用以说明本发明的技术方案而非对其限制，尽管参照上述实施例对本发明进行了详细的说明，所属领域的普通技术人员依然可以对本发明的具体实施方式进行修改或者等同替换，这些未脱离本发明精神和范围的任何修改或者等同替换，均在申请待批的本发明的权利要求保护范围之内。The above embodiments are only used to illustrate the technical solutions of the present invention and not to limit it. Although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art can still modify or equivalently replace the specific embodiments of the present invention. Any modification or equivalent replacement that does not depart from the spirit and scope of the present invention shall fall within the protection scope of the claims of the present invention pending approval.

Claims (9)

  1. 一种电动转辙机用接点座，其特征在于：包括接点座基体(7)、用于装配静接点组(1)的固定板(14)、以及用于装配动接点组(2)的支架；A contact seat for an electric switch machine, which is characterized in that it comprises a contact seat base (7), a fixed plate (14) for assembling the static contact group (1), and a bracket for assembling the movable contact group (2) ；
    支架包括左支架(17)和右支架(12)，分别通过动接点轴(5)对称连接在接点座基体(7)上；且左支架(17)和右支架(12)之间设有拉簧(15)；The bracket includes a left bracket (17) and a right bracket (12), which are respectively symmetrically connected to the contact base (7) through a movable contact shaft (5); and there is a tension between the left bracket (17) and the right bracket (12). Spring(15);
    左支架(17)的两侧分别设有与其位置对应的固定板(14)；右支架(12)的两侧同样分别设有与其位置对应的固定板(14)；Both sides of the left bracket (17) are respectively provided with fixing plates (14) corresponding to their positions; both sides of the right bracket (12) are also respectively provided with fixing plates (14) corresponding to their positions;
    动接点轴(5)的一端设有可相对于接点座基体(7)转动的调整板；且右调整板(8)与左调整板(18)之间设有拉簧(15)。One end of the movable contact shaft (5) is provided with an adjusting plate that can rotate relative to the contact base (7); and a tension spring (15) is provided between the right adjusting plate (8) and the left adjusting plate (18).
  2. 根据权利要求1所述的电动转辙机用接点座，其特征在于：接点座基体(7)上用于装配动接点轴(5)的基体孔(20)内安装有翻边衬套，且翻边衬套与动接点轴(5)之间设有垫套；翻边衬套为石墨衬套。The contact holder for an electric switch machine according to claim 1, characterized in that: a flange bushing is installed in the base hole (20) of the contact base (7) for assembling the movable contact shaft (5), and A cushion sleeve is arranged between the flanging bush and the movable contact shaft (5); the flanging bush is a graphite bush.
  3. 根据权利要求2所述的电动转辙机用接点座，其特征在于：翻边衬套包括长翻边衬套(6)和短翻边衬套(11)，用于装配动接点轴(5)中间位置的基体孔(20)内设有长翻边衬套(6)，该长翻边衬套(6)内设有长垫套(3)；且同时用于装配调整板和动接点轴(5)的基体孔(20)内设有长翻边衬套(6)，该长翻边衬套(6)内未设有长垫套(3)；The contact seat for an electric switch machine according to claim 2, wherein the flanging bush includes a long flanging bush (6) and a short flanging bush (11), which are used to assemble the movable contact shaft (5). ) The base hole (20) in the middle position is provided with a long flanging bushing (6), and the long flanging bushing (6) is equipped with a long cushion cover (3); and at the same time, it is used to assemble the adjustment plate and the movable contact A long flanging bush (6) is provided in the base hole (20) of the shaft (5), and the long flanging bush (6) is not provided with a long cushion cover (3);
    动接点轴(5)未设置调整板的一端，通过基体孔(20)与接点座基体(7)上连接，且该基体孔(20)内设有短翻边衬套(11)，且短翻边衬套(11)与动接点轴(5)之间设有短垫套(10)。One end of the movable contact shaft (5) without the adjustment plate is connected to the contact seat base (7) through the base hole (20), and the base hole (20) is provided with a short flanging bush (11), which is short A short cushion cover (10) is arranged between the flange bushing (11) and the movable contact shaft (5).
  4. 根据权利要求1所述的电动转辙机用接点座，其特征在于：右调整板(8)、左调整板(18)分别通过一销轴(13)与拉簧(15)固定；左支架(17)、右支架(12)同样分别通过一销轴(13)与拉簧(15)固定。The contact seat for an electric point machine according to claim 1, characterized in that: the right adjustment plate (8) and the left adjustment plate (18) are respectively fixed by a pin (13) and a tension spring (15); the left bracket (17) The right bracket (12) is also fixed by a pin shaft (13) and a tension spring (15) respectively.
  5. 根据权利要求1所述的电动转辙机用接点座，其特征在于：右调整板(8)通过调整螺钉(9)连接于右起动片(16)，右起动片(16)上通过销轴铆接有滚轮(19)，且右起动片(16)上设有花键孔，与动接点轴(5)的花键轴部分对应；左调整板(18)通过调整螺钉(9)连接有左起动片(4)，左起动片(4)上通过销轴铆接有滚轮(19)，且左起动片(4)上设有花键孔，与动接点轴(5)的花键轴部分对应。The contact seat for an electric point machine according to claim 1, characterized in that: the right adjusting plate (8) is connected to the right starting piece (16) by an adjusting screw (9), and the right starting piece (16) is connected by a pin shaft The roller (19) is riveted, and the right starting piece (16) is provided with a spline hole corresponding to the spline shaft part of the movable contact shaft (5); the left adjustment plate (18) is connected with the left adjustment screw (9) Starting piece (4), the left starting piece (4) is riveted with a roller (19) through a pin, and the left starting piece (4) is provided with a spline hole, which corresponds to the spline shaft part of the moving contact shaft (5) .
  6. 根据权利要求1所述的电动转辙机用接点座，其特征在于：左支架(17)、右支架(12)与动接点轴(5)配合的安装孔为通孔；且左支架(17)与左调整板(18)对应的侧面上设有凹槽，该凹槽与左调整板(18)上的凸台配合；右支架(12)与右调整 板(8)对应的侧面上设有凹槽，该凹槽与右调整板(8)上的凸台配合。The contact seat for an electric point machine according to claim 1, characterized in that: the mounting holes of the left bracket (17), the right bracket (12) and the movable contact shaft (5) are through holes; and the left bracket (17) ) There is a groove on the side corresponding to the left adjustment plate (18), and the groove is matched with the boss on the left adjustment plate (18); the right bracket (12) and the right adjustment plate (8) are provided on the corresponding side There is a groove, and the groove is matched with the boss on the right adjusting plate (8).
  7. 根据权利要求1所述的电动转辙机用接点座，其特征在于：动接点组(2)的动接点环上嵌有均匀分布的圆点状石墨润滑层。The contact seat for an electric switch machine according to claim 1, wherein the movable contact ring of the movable contact group (2) is embedded with a uniformly distributed dot-shaped graphite lubricating layer.
  8. 根据权利要求1所述的电动转辙机用接点座，其特征在于：静接点组(1)的静接点片头部形状为圆弧形状。The contact seat for an electric switch machine according to claim 1, wherein the head shape of the static contact piece of the static contact group (1) is a circular arc shape.
  9. 一种电动转辙机，其特征在于：包括如权利要求1-8任一项所述的电动转辙机用接点座。An electric point machine, characterized in that it comprises the contact seat for an electric point machine according to any one of claims 1-8.
PCT/CN2020/104719 2020-06-23 2020-07-27 Contact seat for electric switch machine WO2021258486A1 (en)

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Publication number Priority date Publication date Assignee Title
CN112550355B (en) * 2020-12-20 2023-01-10 通号万全信号设备有限公司 Stroke-adjustable contact base for point switch

Citations (6)

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Publication number Priority date Publication date Assignee Title
CN201737010U (en) * 2010-07-29 2011-02-09 天津铁路信号工厂 Quick-acting switch machine
CN203601302U (en) * 2013-12-06 2014-05-21 北京中铁通电务技术开发有限公司 Tramcar point switch
CN204210492U (en) * 2014-11-27 2015-03-18 天津铁路信号有限责任公司 The two bar switch machine switch circuit controller of a kind of double slip switch
CN207550219U (en) * 2017-10-31 2018-06-29 西门子信号有限公司 Driving mechanism, contact unit and the goat of the contact unit of goat
KR102063122B1 (en) * 2017-09-28 2020-01-07 주식회사 세화 Brake for Point machine
CN210734168U (en) * 2019-09-19 2020-06-12 西门子信号有限公司 Driving mechanism of contact assembly of switch machine, contact assembly and switch machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201737010U (en) * 2010-07-29 2011-02-09 天津铁路信号工厂 Quick-acting switch machine
CN203601302U (en) * 2013-12-06 2014-05-21 北京中铁通电务技术开发有限公司 Tramcar point switch
CN204210492U (en) * 2014-11-27 2015-03-18 天津铁路信号有限责任公司 The two bar switch machine switch circuit controller of a kind of double slip switch
KR102063122B1 (en) * 2017-09-28 2020-01-07 주식회사 세화 Brake for Point machine
CN207550219U (en) * 2017-10-31 2018-06-29 西门子信号有限公司 Driving mechanism, contact unit and the goat of the contact unit of goat
CN210734168U (en) * 2019-09-19 2020-06-12 西门子信号有限公司 Driving mechanism of contact assembly of switch machine, contact assembly and switch machine

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