CN110270958A - A kind of connection bar assembly of variable-length varied angle - Google Patents

A kind of connection bar assembly of variable-length varied angle Download PDF

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Publication number
CN110270958A
CN110270958A CN201910599063.6A CN201910599063A CN110270958A CN 110270958 A CN110270958 A CN 110270958A CN 201910599063 A CN201910599063 A CN 201910599063A CN 110270958 A CN110270958 A CN 110270958A
Authority
CN
China
Prior art keywords
screw member
bar assembly
angle
connecting rod
screw thread
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN201910599063.6A
Other languages
Chinese (zh)
Inventor
周慧芳
高将
张宝军
袁涛
孙悦
曹晨
杨欣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Institute of Architectural Technology
Original Assignee
Jiangsu Institute of Architectural Technology
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.)
Filing date
Publication date
Application filed by Jiangsu Institute of Architectural Technology filed Critical Jiangsu Institute of Architectural Technology
Priority to CN201910599063.6A priority Critical patent/CN110270958A/en
Publication of CN110270958A publication Critical patent/CN110270958A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0007Connections or joints between tool parts
    • B25B23/0028Angular adjustment means between tool head and handle

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

Abstract

The invention discloses a kind of elongated degree varied angles to connect bar assembly, the present invention relates to hardware tool fields, upper junction plate and lower connecting plate in the angle adjusting mechanism of the connection bar assembly is hinged by shaft, two angular adjustment turntables are fixed on the both ends of shaft, guide groove is offered on upper junction plate along longitudinal direction, spring is equipped in guide groove, the top of spring is equipped with ball, two angular adjustment turntables, which are circumferentially also offered, is mutually clamped multiple hole slots with ball, one end of lower connecting plate is equipped with multiple connecting rods, and it is detachably connected between two connecting rods that are connected, one end of upper junction plate is connected with adapting rod, adapting rod is connected with connector, in the present invention, after lower connecting plate is threadedly coupled with multiple connecting rods, by the angle for adjusting angle demodulator, realize the setting of connecting rod length and angle, adapting rod other end jointing, make to connect Extension bar component can be narrow in operating space, and between operation planar and connecting elements be in angle when, carry out the disassembly and installation of component.

Description

A kind of connection bar assembly of variable-length varied angle
Technical field
The present invention relates to hardware tool field, in particular to a kind of connection bar assembly that variable-length is bent.
Background technique
Hardware tool refers to the gold that the metals such as iron, steel and aluminium are fabricated by Physical Processings such as forging, calendering, cuttings Belong to the general name of device, often to use the hardware tools such as spanner, pipe wrench to dismantle and pacify connecting elements in daily life Dress, still, the length of the hardware tools such as existing spanner and pipe wrench be it is fixed, be only applicable to connecting elements be mounted on it is spacious In operating space, the operating space where the connecting elements for needing to mount and dismount is narrow and operation planar and connecting elements are in folder When angle, regular length and the hardware tools such as the spanner that cannot be bent and pipe wrench cannot play a role, also just can not be to connection structure Part is mounted and dismounted, and at this moment the adjustable angle with a kind of with connector is capable of the connection bar assembly of variation length just again Seem necessary.
Summary of the invention
The invention patent aims to overcome that disadvantages mentioned above and provides a kind of connecting rod group for capableing of elongated degree varied angle Part, end can connect different types of connector, by changing the connection type between multiple whorl brace rods, reach tool Operable optimum state is solved the problems, such as since hardware tool can not operate with caused by operating space is narrow.
The present invention provides a kind of elongated degree varied angles to connect bar assembly, including angle adjusting mechanism, the angular adjustment Mechanism includes upper junction plate, lower connecting plate and two angular adjustment turntables, upper junction plate and lower connecting plate hinged, the institute by shaft The both ends that two angular adjustment turntables are fixed on shaft are stated, are opened up along longitudinal direction on the leading flank of the upper junction plate and trailing flank There is guide groove, spring is equipped in guide groove, the top of spring is equipped with ball, and described two angular adjustment turntables are circumferentially also opened Equipped with the multiple hole slots to match with ball, ball and any hole slot are clamped, and the lower connecting plate is connected far from one end of shaft There are multiple connecting rods for changing connecting rod length component, and is detachably connected between two connecting rods that are connected, the upper company Fishplate bar is connected with adapting rod far from one end of shaft, and adapting rod is connected with connector.
Preferably, being equipped with the first bulge loop and the first screw member in the multiple connecting rod, first bulge loop is fixed It is set in one end of connecting rod, the first screw member is located at the other end of connecting rod, and the first bulge loop and the first screw member Center line is overlapped with the center line of connecting rod, and connecting rod is equipped with external screw thread, spiral shell in described first close to one end of the first bulge loop The internal screw thread to match with external screw thread is equipped in line component.
Preferably, one end fixing sleeve of the adapting rod is equipped with the second bulge loop, and adapting rod is close to one end of the second bulge loop Equipped with external screw thread, the other end of adapting rod is connect with connector.
Preferably, lower connecting plate lower end fixing sleeve is equipped with the second screw member, the upper end of upper junction plate is equipped with third Screw member, and the internal screw thread to match with external screw thread is equipped in the second screw member and third screw member, described second Screw member is connect with the external screw thread of a connecting rod, and third screw member is connect with the external screw thread on adapting rod.
Preferably, clamping groove is equipped on the outer wall of first bulge loop and the second bulge loop, first screw member, Be equipped with fixed plate on the outer wall of two screw members and third screw member, one end of fixed plate respectively with the first screw member, The lateral wall of second screw member and third screw member is hinged, and the side of the fixed plate other end is equipped with and clamping groove phase The clamping joint matched.
Preferably, being arranged with anti-slip rubber on the outer wall of the connecting rod.
Preferably, being arranged with spring shim on the external screw thread.
Preferably, being equipped with the graduation mark for measuring angle on described two angular adjustment turntables.
Compared with prior art, the invention patent provides a kind of connection bar assembly that elongated degree is bent,
1. the connection bar assembly is formed by connecting by adapting rod, angle adjusting mechanism, connector and multiple connecting rods, multiple connections External screw thread on bar is successively threadedly coupled with the internal screw thread in the first screw member, realizes the change of connecting rod length component, even External screw thread on extension bar is threadedly coupled with the internal screw thread in the second screw member on angle adjusting mechanism, angle adjusting mechanism On third screw member in internal screw thread and adapting rod on external screw thread connection after, with the measurement angle on angular adjustment turntable Graduation mark, measure the angle between operation planar and connecting elements, the spring on angular adjustment turntable pressed, because of angle tune Section turntable has graduation mark, according to the angle quick rotation upper connecting rod on graduation mark, is fixed in hole slot after recoil of spring, realizes The setting of connecting rod angle, adapting rod other end snap fit connector keep connecting rod operating space narrow, and operation planar In the disassembly and installation for carrying out component under conditions of angle between connecting elements, for angle adjusting mechanism and multiple connecting rods Preferably fixed after connection, then by the first bulge loop lateral wall clamping groove and the first screw member lateral wall on clamping joint card It connects, the clamping groove on the first bulge loop lateral wall and the clamping joint on the second screw member lateral wall are clamped, outside third screw member Clamping groove clamping on clamping joint and the second bulge loop lateral wall on side wall, realizes the fixation of connection bar assembly.
2. opening up the purpose for setting guide groove on upper junction plate is that spring is avoided to swing on upper junction plate, ball and hole are caused It cannot be clamped one by one between slot.
3. being arranged with spring shim on nipple is the thread looseness between whorl brace rod in order to prevent.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the connecting rod that the elongated degree varied angle of one kind provided by the invention connects bar assembly;
Fig. 2 is the structural schematic diagram for the adapting rod that the elongated degree varied angle of one kind provided by the invention connects bar assembly;
Fig. 3 is the structural schematic diagram that the elongated degree varied angle of one kind provided by the invention connects bar assembly;
Fig. 4 is the angle adjusting mechanism structural schematic diagram that the elongated degree varied angle of one kind provided by the invention connects bar assembly;
Fig. 5 is the elongated bent connection bar assembly operation chart of degree of one kind provided by the invention.
Description of symbols:
1. connecting rod, 2. first bulge loops, 3. first screw members, 4. external screw threads, 5. internal screw threads, 6. angle adjusting mechanisms, 61. lower connecting rod, 62. upper connecting rods, 63. angular adjustment turntables, 63-1. hole slot, 63-2. guide groove, 63-3. spring, 63- 4. ball, 64. second screw members, 65. third screw members, 7. adapting rods, 8. connectors, 9. second bulge loops, 10. clamping grooves, 11. fixed plate, 12. clamping joints, 13. connecting elements, 14. horizontal fixed pans, 15. vertical fixed pans.
Specific embodiment
With reference to the accompanying drawing, the specific embodiment of the present invention is described in detail, it is to be understood that of the invention Protection scope be not limited by the specific implementation.
Embodiment 1
As shown in Figure 2 to Figure 3, the elongated degree varied angle of one kind provided by the invention connects bar assembly, including angular adjustment machine Structure 6, the angle adjusting mechanism 6 include upper junction plate 62, lower connecting plate 61 and two angular adjustment turntables 63, upper junction plate 62 Hinged by shaft with lower connecting plate 61, described two angular adjustment turntables 63 are fixed on the both ends of shaft, the upper junction plate Guide groove 63-2 is offered on 62 leading flank and trailing flank along longitudinal direction, is equipped with spring 63-3, spring 63- in guide groove 63-2 3 top be equipped with ball 63-4, described two angular adjustment turntables 63 circumferentially also offer match with ball it is multiple Hole slot 63-1, ball 63-4 and any hole slot 63-1 are clamped, and the lower connecting plate 61 is connected with far from one end of shaft for changing Become multiple connecting rods 1 of connecting rod length component, and is detachably connected between two connecting rods 1 that are connected, the upper junction plate 62 One end far from shaft is connected with adapting rod 7, and adapting rod 7 is connected with connector 8.
As shown in Figure 1, being equipped with the first bulge loop 2 and the first screw member 3 in the multiple connecting rod 1, described first is convex The fixed one end for being set in connecting rod 1 of ring 2, the first screw member 3 are located at the other end of connecting rod 1, and the first bulge loop 2 and first The center line of screw member 3 is overlapped with the center line of connecting rod 1, and connecting rod 1 is equipped with external screw thread close to one end of the first bulge loop 2 4, first inner threaded member 3 is interior to be equipped with the internal screw thread 5 to match with external screw thread 4.
The graduation mark for measuring angle is equipped on described two angular adjustment turntables 63.
As shown in Fig. 2, one end fixing sleeve of the adapting rod 7 is equipped with the second bulge loop 9, and adapting rod 7 is close to the second bulge loop 9 One end be equipped with external screw thread 4, the other end of adapting rod 7 connect with connector 8.
As shown in figure 3, the elongated degree varied angle of one kind connects bar assembly, which is characterized in that the lower connecting plate 61 Lower end fixing sleeve is equipped with the second screw member 64, and the upper end of upper junction plate 62 is equipped with third screw member 65, and the second screw thread structure The internal screw thread 5 to match with external screw thread 4 is equipped in part 64 and third screw member 65, second screw member 64 and one connects The external screw thread 4 of extension bar 1 connects, and third screw member 65 is connect with the external screw thread 4 on adapting rod 7.
In the present embodiment, adapting rod 7 is identical as the diameter of multiple connecting rods 1, and multiple connecting rods 1 can be for not Same length scale, after the external screw thread 4 in connecting rod 1 is successively threadedly coupled with the internal screw thread 5 in the first screw member 3, the company of realization The change of extension bar length component, external screw thread 4 in connecting rod 1 with the second screw connection member 64 on angle adjusting mechanism 6 Interior internal screw thread is threadedly coupled, outside the internal screw thread and 7 one end of adapting rod on angle adjusting mechanism 6 in third screw member 65 Screw thread 4 connects, and realizes the elongated degree varied angle connection of connection bar assembly, and the angular adjustment of angle adjusting mechanism 6 passes through first Angular adjustment turntable 63 is equipped with the graduation mark for measuring angle, measures operation planar using the graduation mark on angular adjustment turntable 63 With the angle between connecting elements 13, the spring 63-3 on angular adjustment turntable 63, fixed lower connecting plate 61 are pressed, and is quickly turned Dynamic upper junction plate 62 when ball 63-4 follows upper junction plate 62 to be moved to hole slot 63-1, is connected to hole slot after spring 63-3 rebound In 63-1, the adjusting of connecting rod assembly angle is realized, is offered along longitudinal direction on the upper side of upper connecting rod 63 and downside Guide groove 63-2, it is therefore an objective to avoid spring 63-3 when following upper connecting rod 62 mobile, spring 63-3, which shifts, to be turned, and bullet is made Spring 63-3 cannot be sprung back at hole slot 63-1, can not achieve the fixation of ball 63-4 Yu hole slot 63-1, and 7 other end of adapting rod connects again Connector 8 connects, and the assembling of elongated degree varied angle connection bar assembly can be completed, wherein the connection side of adapting rod 7 and connector 8 There are many kinds of formulas, such as provides a kind of connection type of clamping of adapting rod 7 and connector 8, i.e. the clamping that is equipped with of adapting rod 7 Slot, the clamping joint that connector is equipped with, clamping groove are cross type groove, and clamping joint is cross clamping joint, cross clamping joint and ten The clamping of font slot is mainly used for connector 8 to disassemble and install connecting elements 13, connect required for different connecting elements 13 First 8 are different, such as connecting elements 13 is bolt, and required connector 8 is shfting wrench, when connecting elements 13 is screw, Required connector 8 is screwdriver etc., keeps connection bar assembly operating space narrow, and between operation planar and connecting elements In the disassembly and installation for carrying out component under conditions of angle.
Embodiment 2
The outer wall of first bulge loop 2 and the second bulge loop 9 as depicted in figs. 1 and 2 is equipped with clamping groove 10, first spiral shell Fixed plate 11, one end point of fixed plate 11 are equipped on the outer wall of line component 3, the second screw member 64 and third screw member 65 Lateral wall not with the first screw member 3, the second screw member 64 and third screw member 65 is hinged, 11 other end of fixed plate Side be equipped with the clamping joint 12 that matches with clamping groove 10.
In the present embodiment, in order to preferably fix after connecting connection component, prevent connection component from disassembling and installing It is loosened when connecting elements, so clamping groove 10 is respectively equipped on the outer wall of the first bulge loop 2 and the second bulge loop 9, It is respectively equipped in one screw member 3, the second screw member 4 and fixed plate 11 hinged on the lateral wall of third screw member 9 Clamping joint 12, i.e. fixed plate 11 can turn in the lateral wall of the first screw member 3, the second screw member 4 and third screw member 9 It is dynamic, after being connected when the connection for connecting bar assembly, then by being equipped on 9 lateral wall of the first bulge loop 2 and the second bulge loop Clamping groove 10, clamping groove 10 respectively with the card on 9 lateral wall of the first screw member 3, the second screw member 4 and third screw member The corresponding clamping of connector 12.
Embodiment 3
Anti-slip rubber is arranged on the outer wall of the connecting rod 1.
In the present embodiment, since connecting rod mostly 1 is that have that made of metal is standby, surface smoother, friction is small, when with hand When holding the connecting rod 1 connected and being operated, it may appear that the sign of skidding influences to operate, so in the outer wall set of connecting rod 1 Equipped with anti-slip rubber rubber, it is therefore an objective to increase frictional force.
Embodiment 4
Spring shim is arranged on the external screw thread 4.
In the present embodiment, be threadedly coupled generally have self-locking performance, it is not easy to loosen, but shock and vibration, high temperature or When temperature changes, the frictional force between screw thread can reduce or disappear, and just will appear connection and loosen, so in external screw thread 4 On be arranged upper spring gasket, spring washer can generate a lasting elastic force, connect the screw thread between external screw thread 4 and internal screw thread 5 Secondary persistently one frictional force of holding is connect, the moment of resistance is generated, prevents from loosening.
Embodiment 5
As shown in figure 5, to be installed or removed on horizontal fixed pan 14 to connecting elements 13, because of connecting elements 13 are mutually perpendicular to horizontal fixed pan 14, and are parallel to each other with vertical fixed pan 15, according to 13 position of connecting elements, Angle adjusting mechanism 6, adapting rod 7 and connector 8, multiple connecting rods 1 are attached, in the horizontal direction angle adjusting mechanism 6 Upper connecting rod 62, adapting rod 7, connector 8 be connected one by one with connecting rod 1, and connection length is less than two and is parallel to each other A half-distance between vertical fixed pan 11, in vertical direction, multiple connecting rods 1 are connected one by one, then by horizontal direction and erect Histogram is threadedly coupled to the connecting rod connected, when needing to dismantle or installing connecting elements 13, firstly, passing through Angular adjustment turntable 63 is equipped with the graduation mark for measuring angle, and it is flat to measure operation using the graduation mark on angular adjustment turntable 63 Angle between face and connecting elements presses the spring 63-3 on angular adjustment turntable 63, fixed lower connecting rod 61, and quickly turns Dynamic upper connecting rod 62 when ball 63-4 follows upper connecting rod 62 to be moved to hole slot 63-1, is connected to hole slot after spring 63-3 rebound In 63-1, the adjusting of connecting rod assembly angle is realized, it is circle with connecting elements 9 that then, hand, which holds connection rear connecting rod component, The heart does circumference as radius using the connection total length of the good connecting rod 1 of horizontal connection, adapting rod 7, connector 8 and upper junction plate 62 Movement, realizes the installation or removal of connecting elements 9.
Disclosed above is only several specific embodiments of the invention, and still, the embodiment of the present invention is not limited to this, is appointed What what those skilled in the art can think variation should all fall into protection scope of the present invention.

Claims (8)

1. a kind of elongated degree varied angle connects bar assembly, which is characterized in that including angle adjusting mechanism (6), the angular adjustment Mechanism (6) includes upper junction plate (62), lower connecting plate (61) and two angular adjustment turntables (63), upper junction plate (62) and lower company Fishplate bar (61) is hinged by shaft, and described two angular adjustment turntables (63) are fixed on the both ends of shaft, the upper junction plate (62) it is offered along longitudinal direction guide groove (63-2) on leading flank and trailing flank, spring (63- is equipped in guide groove (63-2) 3), the top of spring (63-3) be equipped with ball (63-4), described two angular adjustment turntables (63) circumferentially also offer with Multiple hole slots (63-1) that ball matches, ball (63-4) and any hole slot (63-1) are clamped, and the lower connecting plate (61) is remote Be connected with multiple connecting rods (1) for changing connecting rod length component from one end of shaft, and be connected two connecting rods (1) it Between be detachably connected, the upper junction plate (62) is connected with adapting rod (7) far from one end of shaft, adapting rod (7) and connector (8) It is connected.
2. a kind of elongated degree varied angle as described in claim 1 connects bar assembly, which is characterized in that the multiple connecting rod (1) the first bulge loop (2) and the first screw member (3) are equipped on, the first bulge loop (2) fixation is set in connecting rod (1) One end, the first screw member (3) are located at the other end of connecting rod (1), and in the first bulge loop (2) and the first screw member (3) Heart line is overlapped with the center line of connecting rod (1), and connecting rod (1) is equipped with external screw thread (4) close to the one end of the first bulge loop (2), institute State the internal screw thread (5) for being equipped in the first inner threaded member (3) and matching with external screw thread (4).
3. a kind of elongated degree varied angle as described in claim 1 connects bar assembly, which is characterized in that the adapting rod (7) One end fixing sleeve is equipped with the second bulge loop (9), and adapting rod (7) is equipped with external screw thread (4) close to the one end of the second bulge loop (9), switching The other end of bar (7) is connect with connector (8).
4. a kind of elongated degree varied angle as claimed in claim 2 connects bar assembly, which is characterized in that the lower connecting plate (61) Lower end fixing sleeve is equipped with the second screw member (64), and the upper end of upper junction plate (62) is equipped with third screw member (65), and second The internal screw thread (5) to match with external screw thread (4), second spiral shell are equipped in screw member (64) and third screw member (65) Line component (64) is connect with the external screw thread (4) of a connecting rod (1), the external screw thread on third screw member (65) and adapting rod (7) (4) it connects.
5. a kind of elongated degree varied angle as claimed in claim 2 connects bar assembly, which is characterized in that first bulge loop (2) Be equipped with clamping groove (10) on the outer wall of the second bulge loop (9), first screw member (3), the second screw member (64) and Be equipped on the outer wall of third screw member (65) fixed plate (11), one end of fixed plate (11) respectively with the first screw member (3), the lateral wall of the second screw member (64) and third screw member (65) is hinged, on the side of fixed plate (11) other end Equipped with the clamping joint (12) to match with clamping groove (10).
6. a kind of elongated degree varied angle as described in claim 1 connects bar assembly, which is characterized in that the connecting rod (1) Anti-slip rubber is arranged on outer wall.
7. a kind of elongated degree varied angle as described in claim 1 connects bar assembly, which is characterized in that on the external screw thread (4) It is arranged with spring shim.
8. a kind of elongated degree varied angle as described in claim 1 connects bar assembly, which is characterized in that described two angular adjustments The graduation mark for measuring angle is equipped on turntable (63).
CN201910599063.6A 2019-07-04 2019-07-04 A kind of connection bar assembly of variable-length varied angle Pending CN110270958A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910599063.6A CN110270958A (en) 2019-07-04 2019-07-04 A kind of connection bar assembly of variable-length varied angle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910599063.6A CN110270958A (en) 2019-07-04 2019-07-04 A kind of connection bar assembly of variable-length varied angle

Publications (1)

Publication Number Publication Date
CN110270958A true CN110270958A (en) 2019-09-24

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CN201910599063.6A Pending CN110270958A (en) 2019-07-04 2019-07-04 A kind of connection bar assembly of variable-length varied angle

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111759622A (en) * 2020-07-09 2020-10-13 李栋 Operating room is with device that shelters from that easily angle regulation

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201455872U (en) * 2009-08-13 2010-05-12 重庆市电力公司超高压局 Bending-angle screw driver
CN103639971A (en) * 2013-11-30 2014-03-19 浙江明磊工具实业有限公司 Adjustable wrench for limited space
CN206084892U (en) * 2016-08-30 2017-04-12 重庆液动科技有限公司 But angle regulation's screwdriver
CN206287062U (en) * 2016-11-30 2017-06-30 江西洪都航空工业集团有限责任公司 A kind of Combined wrench
US20170320199A1 (en) * 2016-05-04 2017-11-09 Stanley Black & Decker, Inc. Locking Indexing Tool
CN107838882A (en) * 2017-10-06 2018-03-27 深圳供电局有限公司 Multi-section type insulating rod

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201455872U (en) * 2009-08-13 2010-05-12 重庆市电力公司超高压局 Bending-angle screw driver
CN103639971A (en) * 2013-11-30 2014-03-19 浙江明磊工具实业有限公司 Adjustable wrench for limited space
US20170320199A1 (en) * 2016-05-04 2017-11-09 Stanley Black & Decker, Inc. Locking Indexing Tool
CN206084892U (en) * 2016-08-30 2017-04-12 重庆液动科技有限公司 But angle regulation's screwdriver
CN206287062U (en) * 2016-11-30 2017-06-30 江西洪都航空工业集团有限责任公司 A kind of Combined wrench
CN107838882A (en) * 2017-10-06 2018-03-27 深圳供电局有限公司 Multi-section type insulating rod

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111759622A (en) * 2020-07-09 2020-10-13 李栋 Operating room is with device that shelters from that easily angle regulation

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Application publication date: 20190924

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