CN204029998U - Contact line earthing device - Google Patents

Contact line earthing device Download PDF

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Publication number
CN204029998U
CN204029998U CN201420287291.2U CN201420287291U CN204029998U CN 204029998 U CN204029998 U CN 204029998U CN 201420287291 U CN201420287291 U CN 201420287291U CN 204029998 U CN204029998 U CN 204029998U
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CN
China
Prior art keywords
fixture block
ground
contact line
ground stud
ground wire
Prior art date
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Active
Application number
CN201420287291.2U
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Chinese (zh)
Inventor
靳守杰
刘全
陈吉刚
张彦民
肖伟强
常青
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.)
GUANGZHOU METRO Corp
Zhuhai Unitech Power Technology Co Ltd
Original Assignee
GUANGZHOU METRO Corp
Zhuhai Unitech Power Technology Co Ltd
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Application filed by GUANGZHOU METRO Corp, Zhuhai Unitech Power Technology Co Ltd filed Critical GUANGZHOU METRO Corp
Priority to CN201420287291.2U priority Critical patent/CN204029998U/en
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Publication of CN204029998U publication Critical patent/CN204029998U/en
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Abstract

The utility model provides a kind of contact line earthing device, comprise fixture block assembly, connecting sheet components and lock assembly, fixture block assembly play clip rail, with the effect of rail electrical connection, the ground connection operation that connecting sheet components is site grounding wire provides access interface, and guarantees reliable ground; Lock assembly, for locking ground wire, makes ground connection process implementation intelligent management; Contact line earthing device of the present utility model is mainly used in track traffic, is arranged on rail, realizes reliable ground and intelligent management, further, owing to having comprised insulation cushion, can insulate with the earth.This device not only can reach the function of reliable connection earth connection in function, has also realized the intelligent management to ground connection operation; Reduce the impact of ground connection electric charge on neighboring buildings, the more important thing is, the utility model device is very convenient when mounted, without welding, and urgent securing member after simple assembling, meanwhile, the potential safety hazard of also having avoided welding process to cause the destruction of rail.

Description

Contact line earthing device
Technical field
The utility model relates to the contact line grounding apparatus technical field in track traffic, particularly relates to a kind of contact line earthing device.
Background technology
As everyone knows, power industry is high-risk risk industry, and each electric power enterprise is badly in need of improving safety work level and employee's safety work technical ability, to realize the safety in production of enterprise.Ground connection work is to work very frequently in electrical installation, when electric equipment and power circuit interruption maintenance, while checking, for preventing the attack of unexpected incoming call, induced electricity and residual charge, guarantee the life security of operating personnel on equipment, must be in each side of incoming call likely, may produce induced electricity, store on the electric equipment of electric charge and install and establish earth connection in accordance with regulations.
Rail ground connection in track traffic, usual way is, band iron is welded on rail, then ground stud is connected on band iron, thereby on-the-spot earth connection is connected and is grounded with ground stud.The method welding sequence and ground connection operating process are complicated, operation inconvenience, meanwhile, the potential safety hazard that inevitable welding process causes the destruction of rail.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of contact line earthing device, very convenient during installation, without welding, meanwhile, the potential safety hazard of also having avoided welding process to cause the destruction of track.
The utility model is achieved through the following technical solutions:
Contact line earthing device, wherein, includes:
Fixture block assembly, described fixture block assembly comprises track clamp groove component and the clamping part that holds rail and be electrically connected with rail;
Connecting sheet components, described connecting sheet components comprises brace, ground stud and ground stud operating element; One end of brace and the electrical connection of described fixture block assembly, ground stud is arranged on the other end of brace, and ground stud is used for connecting ground wire; When connecting ground wire operation or removing ground wire operation while not being allowed to, ground stud operating element is fastened on ground stud; When connecting ground wire operation or removing ground wire operation when being allowed to connect ground wire operation or removing ground wire operation, ground stud operating element is separated with ground stud;
Lock assembly, described lock assembly is fixed on connecting sheet components or fixture block assembly, for control that ground stud operating element is unblocked; When connecting ground wire operation or removing ground wire operation while not being allowed to, lock assembly carries out locking to ground stud operating element, and ground stud operating element cannot be separated with ground stud; When connecting ground wire operation or removing ground wire operation when being allowed to connect ground wire operation or removing ground wire operation, lock assembly carries out release to ground stud operating element, and ground stud operating element is separated with ground stud.
In an embodiment, also include the insulation cushion of realizing the mutually insulated between described contact line earthing device and the earth therein.
The beneficial effects of the utility model are as follows:
The utility model relates to a kind of contact line earthing device, is specially a kind of no-welding type rail earthing device, is mainly to have realized a kind of new grounding technology and new earthing method.This device comprises fixture block assembly, connecting sheet components and lock assembly, fixture block assembly play clip rail, with the effect of rail electrical connection, the ground connection that connecting sheet components is site grounding wire provides access interface, and guarantees reliable ground; Lock assembly, for locking ground wire, makes ground connection process implementation intelligent management; Contact line earthing device of the present utility model is mainly used in track traffic, is arranged on rail, realizes reliable ground and intelligent management, further, owing to having comprised insulation cushion, insulate with the earth.This earthing device not only can reach the function of reliable connection earth connection in function, has also realized the intelligent management to ground connection operation; Reduce the impact of ground connection electric charge on neighboring buildings, the more important thing is, the utility model device is very convenient when mounted, without welding, and urgent securing member after simple assembling, meanwhile, the potential safety hazard of also having avoided welding process to cause the destruction of rail.
Accompanying drawing explanation
Fig. 1 is contact line earthing device of the present utility model scene structural representation during hanging earthing conductor;
Fig. 2 is the overall structure schematic diagram of contact line earthing device of the present utility model;
Fig. 3 is the three-dimensional structure schematic diagram of the fixture block assembly of contact line earthing device of the present utility model;
Fig. 4 is the three-dimensional structure schematic diagram of the connecting sheet components of contact line earthing device of the present utility model;
Fig. 5 is the three-dimensional structure schematic diagram of the lock assembly of contact line earthing device of the present utility model.
Description of reference numerals:
10, fixture block assembly, 20, connecting sheet components, 30, lock assembly, 40, insulation cushion, 50, ground wire, 11a, the first fixture block, 11b, the second fixture block, 12, fixture block installation accessories, 21, brace, 22, wing nut, 23, ground stud, 31, lock body, 32, locking bar.
Embodiment
The utility model, in order to solve the problem of prior art, has proposed a kind of contact line earthing device, as shown in Figure 1,2,3, 4, wherein, includes:
Fixture block assembly 10, described fixture block assembly 10 comprises track clamp groove component and the clamping part that holds rail and be electrically connected with rail;
Connecting sheet components 20, described connecting sheet components 20 comprises brace 21, ground stud 23 and ground stud operating element; One end of brace 21 and 10 electrical connections of described fixture block assembly, ground stud 23 is arranged on the other end of brace 21, and ground stud 23 is for connecting ground wire 50; When connecting ground wire operation or removing ground wire operation while not being allowed to, ground stud operating element is fastened on ground stud 23; When connecting ground wire operation or removing ground wire operation when being allowed to connect ground wire operation or removing ground wire operation, ground stud operating element is separated with ground stud 23;
Lock assembly 30, described lock assembly 30 is fixed on connecting sheet components 20 or fixture block assembly 10, for control that ground stud operating element is unblocked; When connecting ground wire operation or removing ground wire operation while not being allowed to, 30 pairs of ground stud operating elements of lock assembly carry out locking, and ground stud operating element cannot be separated with ground stud; When connecting ground wire operation or removing ground wire operation when being allowed to connect ground wire operation or removing ground wire operation, 30 pairs of ground stud operating elements of lock assembly carry out release, and ground stud operating element is separated with ground stud.
In an embodiment, also include the insulation cushion 40 of realizing the mutually insulated between described contact line earthing device and the earth therein.
Embodiment:
As shown in Figure 1, 2, 3, the track clamp groove component of described fixture block assembly 10 adopts clamp-type structure, comprises the first fixture block 11a and the second fixture block 11b, and the cavity between the first fixture block 11a and the second fixture block 11b forms rail draw-in groove; Described clamping part is a kind of fixture block installation accessories 12, comprising: for connect the screw rod of the first fixture block 11a and the second fixture block 11b and regulate the first fixture block 11a and the second fixture block 11b between the nut of distance, described nut is arranged on the end of screw rod.
Preferably, insulation cushion 40 adopts U-shaped body structure, is fixed on the below of described the first fixture block 11a or the second fixture block 11b.
The top of described the first fixture block 11a or the second fixture block 11b is provided with brace installed surface.
The first fixture block 11a and the second fixture block 11b adopt the good metal material of conductivity to make, and are stuck in the both sides of rail, under the fastening effect of fixture block installation accessories, with rail electrical connection, realize the function of location and conduction.
As shown in Figure 1,2,3, 4, the brace of described connecting sheet components 20 includes fixture block assembly brace, lock assembly installation sheet and ground stud installation sheet and links into an integrated entity; Fixture block assembly brace is fixed on the brace installed surface that the top of described the first fixture block 11a or the second fixture block 11b arranges, and lock assembly 30 is arranged on lock assembly installation sheet, and ground stud 23 is arranged on ground stud installation sheet.
Described ground stud operating element is wing nut 22; Described ground stud 23 includes grounding ports and wing nut erection column, and wing nut 22 adopts thread connecting mode to be connected with wing nut erection column.
As shown in Fig. 1,2,5, described lock assembly 30 is comprised of lock body 31 and locking bar 32, and described locking bar 32 stretches out in lock body 31; When described locking bar 32 is during in blocking, the outer end of locking bar 32 is positioned at the side of wing nut erection column, and is positioned at the screw motion track region of wing nut 22.
It is quite convenient that the present embodiment earthing device is installed: first lock assembly 30 is contained on connecting sheet components 20 in advance, then connecting sheet components 20 is contained in advance on the brace installed surface of the second fixture block 11b, insulation cushion 40 is contained in advance on the bottom surface of the second fixture block 11b, finally by fixture block installation accessories 12, the first fixture block 11a being pre-installed and the second fixture block 11b are installed on to track both sides, track contacts with fixture block well, installation.
Under the fastening effect of fixture block installation accessories 12, the first fixture block 11a and the second fixture block 11b realize the electrical connection with rail, connecting sheet components 20 one end are connected with the second fixture block 11b, the other end is connected with earth connection, wing nut makes earth connection and brace good contact, thereby is grounded the electrical grounding of line and rail.
Described lock assembly 30 is by key to its operation that unblocks, and lock assembly 30 is arranged on connecting sheet components 20, and track traffic site grounding wire is connected on the ground stud on brace, can realize reliable ground and intelligent management with rail.
When in no ground demand, by lock assembly 30 locking wing nuts 22, object is keeping wing nut, in case wing nut 22 is impaired or loss; When having demand for grounding and being allowed to ground connection, unblank, back out wing nut, earth connection is installed, after the wing nut of screwing on, lock, by lock assembly 30 locking wing nuts 22, to prevent that earth connection is by misoperations such as loose unloadings, guarantee reliable ground, to guarantee handling safety.
Described insulating part material is the good materials of insulation property, and it is arranged on earthing device, to reach the object of earthing device and the earth insulation.
When scene needs ground connection, release, exits locking bar 32, unloads wing nut 22, connects earth connection, loads onto wing nut 22, stretches out locking bar 32, and locking realizes reliable ground and grounding intelligent management.
When the no ground demand in scene, lock set assembly 30, is locked in wing nut 22 on ground stud 23, in case its impaired or loss.
The utility model earthing device is installed, and only needs two spanners easily to complete, without considering the factors such as welding equipment, welding condition; The installation of earthing device does not produce any impact to rail.
The above embodiment has only expressed execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.

Claims (10)

1. contact line earthing device, is characterized in that, includes:
Fixture block assembly, described fixture block assembly comprises track clamp groove component and the clamping part that holds rail and be electrically connected with rail;
Connecting sheet components, described connecting sheet components comprises brace, ground stud and ground stud operating element; One end of brace and the electrical connection of described fixture block assembly, ground stud is arranged on the other end of brace, and ground stud is used for connecting ground wire; When connecting ground wire operation or removing ground wire operation while not being allowed to, ground stud operating element is fastened on ground stud; When connecting ground wire operation or removing ground wire operation when being allowed to connect ground wire operation or removing ground wire operation, ground stud operating element is separated with ground stud;
Lock assembly, described lock assembly is fixed on connecting sheet components or fixture block assembly, for control that ground stud operating element is unblocked; When connecting ground wire operation or removing ground wire operation while not being allowed to, lock assembly carries out locking to ground stud operating element, and ground stud operating element cannot be separated with ground stud; When connecting ground wire operation or removing ground wire operation when being allowed to connect ground wire operation or removing ground wire operation, lock assembly carries out release to ground stud operating element, and ground stud operating element is separated with ground stud.
2. contact line earthing device according to claim 1, is characterized in that, also includes the insulation cushion of realizing the mutually insulated between described contact line earthing device and the earth.
3. contact line earthing device according to claim 2, is characterized in that, the track clamp groove component of described fixture block assembly adopts clamp-type
Structure, comprises the first fixture block and the second fixture block, and the cavity between the first fixture block and the second fixture block forms track draw-in groove.
4. contact line earthing device according to claim 3, it is characterized in that, described clamping part is a kind of fixture block installation accessories, comprise: for connect the screw rod of the first fixture block and the second fixture block and regulate the first fixture block and the second fixture block between the nut of distance, described nut is arranged on the end of screw rod.
5. contact line earthing device according to claim 3, is characterized in that, described insulation cushion adopts U-shaped body structure, is fixed on the below of described the first fixture block or the second fixture block.
6. contact line earthing device according to claim 4, is characterized in that, the top of described the first fixture block or the second fixture block is provided with brace installed surface.
7. contact line earthing device according to claim 6, is characterized in that, described the first fixture block and the second fixture block adopt the good metal material of conductivity to make, and are stuck in the both sides of rail.
8. contact line earthing device according to claim 7, is characterized in that, the brace of described connecting sheet components includes fixture block assembly brace, lock assembly installation sheet and ground stud installation sheet and links into an integrated entity; Fixture block assembly brace is fixed on the brace installed surface that the top of described the first fixture block or the second fixture block arranges, and lock assembly is arranged on lock assembly installation sheet, and ground stud is arranged on ground stud installation sheet.
9. contact line earthing device according to claim 8, is characterized in that, described ground stud operating element is wing nut; Described ground stud includes grounding ports and wing nut erection column, and wing nut adopts thread connecting mode to be connected with wing nut erection column.
10. contact line earthing device according to claim 9, is characterized in that, described lock assembly is comprised of lock body and locking bar, and described locking bar stretches out in lock body; When described locking bar is during in blocking, the outer end of locking bar is positioned at the side of wing nut erection column, and is positioned at the screw motion track region of wing nut.
CN201420287291.2U 2014-05-30 2014-05-30 Contact line earthing device Active CN204029998U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420287291.2U CN204029998U (en) 2014-05-30 2014-05-30 Contact line earthing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420287291.2U CN204029998U (en) 2014-05-30 2014-05-30 Contact line earthing device

Publications (1)

Publication Number Publication Date
CN204029998U true CN204029998U (en) 2014-12-17

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Application Number Title Priority Date Filing Date
CN201420287291.2U Active CN204029998U (en) 2014-05-30 2014-05-30 Contact line earthing device

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Country Link
CN (1) CN204029998U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105428845A (en) * 2015-12-31 2016-03-23 中国神华能源股份有限公司 Wire mounting device for steel rail
CN107978877A (en) * 2017-11-24 2018-05-01 安徽枫雅轩科技信息服务有限公司 A kind of track traffic earthing or grounding means
CN108987961A (en) * 2018-06-22 2018-12-11 苏州大成电子科技有限公司 A kind of scalable underground railway track electrical verification stake
CN109659713A (en) * 2018-12-14 2019-04-19 国网山东省电力公司济南供电公司 A kind of earthing or grounding means that can detect conduction automatically
CN111948957A (en) * 2020-08-14 2020-11-17 珠海优特电力科技股份有限公司 Control method, device and system of grounding device and storage medium

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105428845A (en) * 2015-12-31 2016-03-23 中国神华能源股份有限公司 Wire mounting device for steel rail
CN105428845B (en) * 2015-12-31 2019-01-22 中国神华能源股份有限公司 Code fixing apparatus for rail
CN107978877A (en) * 2017-11-24 2018-05-01 安徽枫雅轩科技信息服务有限公司 A kind of track traffic earthing or grounding means
CN108987961A (en) * 2018-06-22 2018-12-11 苏州大成电子科技有限公司 A kind of scalable underground railway track electrical verification stake
CN109659713A (en) * 2018-12-14 2019-04-19 国网山东省电力公司济南供电公司 A kind of earthing or grounding means that can detect conduction automatically
CN111948957A (en) * 2020-08-14 2020-11-17 珠海优特电力科技股份有限公司 Control method, device and system of grounding device and storage medium

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