CN208045951U - A kind of outdoor guard shield of ground resistance - Google Patents
A kind of outdoor guard shield of ground resistance Download PDFInfo
- Publication number
- CN208045951U CN208045951U CN201820463374.0U CN201820463374U CN208045951U CN 208045951 U CN208045951 U CN 208045951U CN 201820463374 U CN201820463374 U CN 201820463374U CN 208045951 U CN208045951 U CN 208045951U
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- frame
- guard shield
- side plate
- ground resistance
- head cover
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Abstract
The utility model provides a kind of technical solution of the outdoor guard shield of ground resistance, including pedestal, frame, side plate and head cover, the bottom of the frame is fixed on the pedestal, the side plate is fixed on the frame, the side plate is enclosed accommodation space, the side plate is equipped with the multi-hole beam being connect with ground resistance towards the side of the accommodation space, cabinet door is installed on the side plate, the head cover detachable top for being installed on the frame is provided with protective fence on the inside of the cabinet door.Since the head cover of the utility model is detachable, convenient and efficient when installing the component inside guard shield, cabinet door inside is equipped with protective fence, increases safety when use.
Description
Technical field
The utility model is related to electrical equipment technical field more particularly to a kind of outdoor guard shields of ground resistance.
Background technology
Currently, China has the method for operation that many power network neutral points use resistance grounded, passed through using neutral point
Resistance eutral grounding can reduce transient overvoltage, elimination arc grounding over-voltage and certain resonance overvoltages when single-phase earthing, and energy
Faulty line is selected rapidly using simple protective relaying device, cuts off fault point, to effective protection system normal operation.Often
Resistance eutral grounding complexes are by groups such as grounding transformer, grounding resistor, current transformer, monitoring device and guard shields
At wherein guard shield primarily serves the protective action to internal each component.
Existing ground resistance guard shield is usually to be made of cold-rolled steel sheet or chromatic steel sandwich plate, which is provided with cabinet door use
In the installation and maintenance of internal component, shell is equipped with radiator window, is used for the ventilation and heat of single unit system, guard shield can
Protection internal component well.But this ground resistance guard shield is when installing internal component, need from
The installation site being placed at the cabinet door of guard shield inside guard shield, especially installation volume is larger or the member of heavier-weight
It is time-consuming and laborious when device, it is inconvenient.In addition, unshielded measure after existing ground resistance guard shield cabinet door opening, exists
Some potential safety problems.This is existing deficiencies in the technology.
Utility model content
Technical problem to be solved in the utility model aiming at deficiency of the prior art, and provides a kind of
The technical solution of the outdoor guard shield of ground resistance.
This programme is achieved by the following technical measures：A kind of outdoor guard shield of ground resistance, including pedestal,
The bottom of frame, side plate and head cover, the frame is fixed on the pedestal, and the side plate is fixed on the frame, described
Side plate is enclosed accommodation space, and the side plate is porous equipped with being connect with ground resistance towards the side of the accommodation space
Beam, is equipped with cabinet door on the side plate, the detachable top for being installed on the frame of the head cover, is set on the inside of the cabinet door
It is equipped with protective fence.
Preferably, the head cover includes herringbone frame, and outer top panel, the herringbone are provided at the top of the herringbone frame
The bottom of frame is provided with mounting bracket, and the lower end of the mounting bracket is equipped with multiple upper junction plates, and the upper end of the frame is equipped with multiple
Lower connecting plate corresponding with the upper junction plate position, the upper junction plate are fixedly connected with the lower connecting plate.
Preferably, the head cover is surrounded by outer eaves fastener, and the bottom of the outer eaves fastener is less than the top of the frame
Portion.
Preferably, the side plate is two-layered steel plates structure, and thermal insulation material is filled between the two-layered steel plates of the side plate.
Preferably, the lower end of the side plate is equipped with multiple heat dissipation wind channels.
Preferably, the heat dissipation wind channel is detachable is installed on the side plate.
Preferably, the heat dissipation wind channel includes the filter screen, filter cotton and shutter being cascading from inside to outside.
Preferably, the bottom of the head cover is equipped with more Fans, and individually heat dissipation cabin is equipped with per Fans.
Preferably, observation window is provided in the cabinet door, the outside of the observation window is equipped with explosion-proof net.
Preferably, the opposite sides of the pedestal is respectively equipped with extension type sunpender.
The advantageous effect of this programme can according to the description of the above program, and ground resistance open air guard shield can
Detachable is installed on the top of frame, in this way when carrying out internal component installation, can open the head cover of guard shield, directly
Component is lifted into the corresponding installation site of pedestal from the open top of guard shield, especially in the peace for carrying out large-scale component
It is very convenient when dress.Protective fence is equipped on the inside of cabinet door simultaneously, protection is played when opening cabinet door and being checked to internal unit and makees
With, prevented to a certain extent electrification open cabinet door after existing security risk, increase safety when use.Thus may be used
See, the utility model compared with prior art, has substantive features and progress, and the advantageous effect implemented is also apparent
's.
Description of the drawings
Fig. 1 is the front view of specific embodiment of the present invention.
Fig. 2 is the rearview of specific embodiment of the present invention.
Fig. 3 is the left view of specific embodiment of the present invention.
Fig. 4 is the right view of specific embodiment of the present invention.
Fig. 5 is cabinet door opening state schematic diagram in Fig. 1.
Fig. 6 is A-A sectional views in Fig. 1.
Fig. 7 is partial enlarged view at B in Fig. 4.
Fig. 8 is the structural schematic diagram of top cover support.
In figure, 1 is pedestal, and 2 be frame, and 21 be lower connecting plate, and 3 be head cover, and 31 be lifting lug, and 32 be holder, and 321 be herringbone
Shape frame, 322 be mounting bracket, and 33 be outer top panel, and 34 be heat dissipation cabin, and 35 be outer eaves fastener, and 351 be air outlet, and 36 be upper connection
Plate, 37 be air-out passage, and 4 be side plate, and 5 be thermal insulation material, and 6 be front cabinet door, and 7 be wind turbine, and 8 be heat dissipation wind channel, and 8-1 is blinds
Window, 8-2 are filter cotton, and 8-3 is filter screen, and 9 be observation window, and 10 be explosion-proof net, and 11 be sunpender, and 12 be protective fence, and 13 be porous
Beam, 14 be rear cabinet door, and 15 be left cabinet door.
Specific implementation mode
In order to clarify the technical characteristics of the invention, below by a specific implementation mode, and its attached drawing is combined, it is right
This programme is illustrated.
By attached drawing 1 as can be seen that a kind of ground resistance outdoor guard shield, including pedestal 1, frame 2,4 and of side plate
Head cover 3, pedestal 1 are the rectangular platform structures being welded by proximate matter, and frame 2 is welded by square tube or rectangular tube, frame 2
Bottom is welded on pedestal 1, and side plate 4 is fixed on frame 2, and side plate 4 is enclosed accommodation space, and side plate 4 is towards the receiving
The side in space is equipped with the multi-hole beam that is connect with ground resistance, position of the multi-hole beam on side plate 4 according to guard shield inside
The installation site of ground resistance determines.The detachable top for being installed on frame 2 of head cover 3, as shown in Fig. 4, Fig. 7 and Fig. 8, head cover
Including herringbone frame 321, the top of herringbone frame 321 is provided with outer top panel 33, and the bottom of herringbone frame 321 is provided with mounting bracket
322, herringbone frame 321 and mounting bracket 322 weld together composition holder 32, and herringbone frame 321 and mounting bracket 322 are all by side
The proximate matters such as pipe are welded, and 322 lower surface overall size of mounting bracket is adapted with 2 upper surface overall size of frame, mounting bracket 322
Lower end be equipped with multiple upper junction plates 36, the upper end of frame 2 is equipped with multiple lower connections corresponding with 36 position of the upper junction plate
It is solid by bolt that bolt hole, upper junction plate 36 and lower connecting plate 21 are equipped on plate 21, upper junction plate 36 and lower connecting plate 21
Surely it links together.The mode that head cover 3 is connected by screw bolts with frame 2 is attached, and is needing to install inside guard shield
When component, the bolt for connecting head cover 3 and frame 2 is removed, so that it may easily remove head cover 3.It in this way can be directly by first device
Part is lifted into 1 corresponding installation site of pedestal from the open top of guard shield, very convenient.
In the outer eaves fastener 35 that is surrounded by of head cover 3, outer eaves fastener 35 is formed using cold-rolled steel sheet bending, outer eaves fastener 35
Bottom be less than frame 2 top, can be entered in guard shield by head cover 3 and 2 junction of frame to avoid rainwater etc. in this way
Portion.There is good leakproofness for the junction both after making head cover 3 be installed on frame 2, can be enclosed in the top adhesive one of frame 2
Sealing strip.
As shown in Figs. 1-3, in order to inside guard shield ground resistance equipment carry out isolated operation and conveniently into
Enter internal overhaul, front cabinet door 6, rear cabinet door 14 and a left side are respectively equipped on the side plate 4 in the front side of the guard shield, rear side and left side
Cabinet door 15, front cabinet door 6 and rear cabinet door 14 are single open-door, and left cabinet door 15 is double door form, and front cabinet door 6 sets inside for convenient
Standby isolated operation, rear cabinet door 14 and left cabinet door 15 carry out Maintenance and Repair for convenient to internal unit.All cabinet doors are adopted
With container special door lock and door-plate, firm and durable, securely and reliably.
As shown in figure 5, being both provided with protective fence 12 on the inside of all cabinet doors, 12 height of protective fence is 1.8 meters, protective fence
12 sides are installed on by articulated manner on side plate 4, and the other side of protective fence 12 is equipped with locking system.In 12 apparent position of protective fence
The alarming sign of " forbidding to open during operation " is installed, protection is played when being checked in this way to internal component after opening cabinet door
And warning function, prevent electrification to a certain extent and opens existing security risk after cabinet door.
In order to make guard shield have good heat insulation and preservation effect, in present embodiment, the side plate 4 is two-layered steel plates
Structure, thermal insulation material 5 is filled between two-layered steel plates, and the thermal insulation material 5 selects spun-glass insulation cotton, guard shield is made to have
There is good heat insulation and preservation effect.Wherein, in order to enhance side plate semi-finals degree, side plate 4 is fabricated to corrugation harden structure.
As shown in Figure 1, Figure 2 and Figure 4, two heat dissipations are respectively equipped on front side of guard shield, on the side plate 4 on rear side and right side
Air duct 8, heat dissipation wind channel 8 are arranged at the lower end of side plate 4, meet the requirement of device lower part air inlet.The heat dissipation wind channel 8 passes through spiral shell
It tethers and is connected on the side plate 4, replacement convenient to overhaul.As shown in fig. 6, heat dissipation wind channel 8 includes being cascading from inside to outside
Filter screen 8-3, filter cotton 8-2 and shutter 8-1.Shutter 8-1 not only can be with vented exhaust, but also can prevent the intrusions such as rainwater from filling
Inside is set, filter cotton 8-2 and filter screen 8-3 may filter that, into the air inside device, blocks dust etc. enters inside device, has
Effect protection internal component.
To keep the heat dissipation of guard shield internal component good, more Fans 7 are equipped in the bottom of head cover 3.Present embodiment
7 quantity of middle wind turbine is set as four, and the air quantity per Fans 7 is 700m3/ min, is capable of providing large wind, improves air stream
Logical speed, increases radiating efficiency.Individually heat dissipation cabin 34, outer 35 bottom of eaves fastener of 3 surrounding of head cover are set per Fans 7
Equipped with air outlet 351, radiates and be equipped with air-out passage 37 between cabin 34 and air outlet 351.It is respectively provided with per Fans 7 and individually dissipates
Hot cabin 37 can effectively avoid interfering with each other between radiating airflow, further increase radiating efficiency.
For the requirement for meeting in external observation device internal operation situation, observation window 9 is both provided in all cabinet doors.It sees
It examines window 9 to be made of implosion guard, there is very high impact strength, increase the safety that observation window 9 uses.Observation window 9
Outside is equipped with explosion-proof net 10, further increases the effective protection to observation window 9.
For convenience of the lifting of entire guard shield, it is respectively equipped with extension type sunpender 11 in the front and rear sides of the pedestal 1,
Extension type sunpender 11 pulls out when in use, can take in inside pedestal 1 when not used, be not take up redundant space；The sunpender 11 counts
Amount is set as eight, front and back each four, and when lifting makes the weight of whole device be dispersed on each suspension centre, can lift by crane larger weight
Amount can meet the requirement integrally shipped, greatly reduce shipment and delivery cost without removing device internal component when delivery.
Although above-mentioned be described the specific implementation mode of utility model in conjunction with attached drawing, not to the utility model
The limitation of protection domain, those skilled in the art should understand that, based on the technical solution of the present invention, this field
Technical staff need not make the creative labor the various modifications or changes that can be made still in the scope of protection of the utility model
Within.
Claims (10)
1. a kind of ground resistance outdoor guard shield, including pedestal（1）, frame（2）, side plate（4）And head cover（3）, the frame
Frame（2）Bottom be fixed on the pedestal（1）On, the side plate（4）It is fixed on the frame（2）On, the side plate（4）It encloses
Form accommodation space, the side plate（4）The multi-hole beam being connect with ground resistance, institute are equipped with towards the side of the accommodation space
State side plate（4）On cabinet door is installed, it is characterised in that：The head cover（3）It is detachable to be installed on the frame（2）Top,
It is provided with protective fence on the inside of the cabinet door（12）.
2. the outdoor guard shield of ground resistance according to claim 1, it is characterised in that：The head cover（3）Including people
Shaped frame（321）, the herringbone frame（321）Top be provided with outer top panel（33）, the herringbone frame（321）Bottom set
It is equipped with mounting bracket（322）, the mounting bracket（322）Lower end be equipped with multiple upper junction plates（36）, the frame（2）Upper end set
There is the multiple and upper junction plate（36）The corresponding lower connecting plate in position（21）, the upper junction plate（36）With the lower connecting plate
（21）It is fixedly connected.
3. the outdoor guard shield of ground resistance according to claim 2, it is characterised in that：The head cover（3）Surrounding
Equipped with outer eaves fastener（35）, the outer eaves fastener（35）Bottom be less than the frame（2）Top.
4. the outdoor guard shield of ground resistance according to claim 1, it is characterised in that：The side plate（4）It is two layers
Steel plate structure, the side plate（4）Two-layered steel plates between be filled with thermal insulation material（5）.
5. the outdoor guard shield of ground resistance according to claim 1, it is characterised in that：The side plate（4）Lower end
Equipped with multiple heat dissipation wind channels（8）.
6. the outdoor guard shield of ground resistance according to claim 5, it is characterised in that：The heat dissipation wind channel（8）It can
Detachable is installed on the side plate（4）On.
7. the outdoor guard shield of ground resistance according to claim 6, it is characterised in that：The heat dissipation wind channel（8）Packet
Include the filter screen being cascading from inside to outside（8-3）, filter cotton（8-2）And shutter（8-1）.
8. the outdoor guard shield of ground resistance according to claim 7, it is characterised in that：The head cover（3）Bottom
Equipped with more Fans（7）, per Fans（7）Equipped with individual heat dissipation cabin（34）.
9. according to the outdoor guard shield of claim 1-8 any one of them ground resistances, it is characterised in that：In the cabinet door
It is provided with observation window（9）, the observation window（9）Outside be equipped with explosion-proof net（10）.
10. according to the outdoor guard shield of claim 1-8 any one of them ground resistances, it is characterised in that：The pedestal
（1）Opposite sides be respectively equipped with extension type sunpender（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820463374.0U CN208045951U (en) | 2018-04-03 | 2018-04-03 | A kind of outdoor guard shield of ground resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820463374.0U CN208045951U (en) | 2018-04-03 | 2018-04-03 | A kind of outdoor guard shield of ground resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208045951U true CN208045951U (en) | 2018-11-02 |
Family
ID=63946851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820463374.0U Active CN208045951U (en) | 2018-04-03 | 2018-04-03 | A kind of outdoor guard shield of ground resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208045951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068383A (en) * | 2021-04-16 | 2021-07-02 | 北京无线电测量研究所 | Air guide device and installation method thereof |
-
2018
- 2018-04-03 CN CN201820463374.0U patent/CN208045951U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113068383A (en) * | 2021-04-16 | 2021-07-02 | 北京无线电测量研究所 | Air guide device and installation method thereof |
| CN113068383B (en) * | 2021-04-16 | 2023-01-03 | 北京无线电测量研究所 | Air guide device and installation method thereof |
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