CN208506233U - combined resistance box for checking grounding resistance tester - Google Patents
combined resistance box for checking grounding resistance tester Download PDFInfo
- Publication number
- CN208506233U CN208506233U CN201821175599.2U CN201821175599U CN208506233U CN 208506233 U CN208506233 U CN 208506233U CN 201821175599 U CN201821175599 U CN 201821175599U CN 208506233 U CN208506233 U CN 208506233U
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- resistance
- fixedly connected
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- rotating cylinder
- cabinet
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- 230000005611 electricity Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 9
- 238000012795 verification Methods 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000528 statistical test Methods 0.000 description 1
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model relates to a resistance box technical field just discloses a combination resistance box for checking ground resistance tester, the power distribution box comprises a box body, the right-hand member fixedly connected with case lid of box, the right side fixedly connected with indicator board of case lid, the right side of box inner wall is rotated and is connected with the pivot that runs through to indicator board right side, the fixed rotary drum that has cup jointed in the outside of pivot. This a combined resistance case for checking ground resistance tester, through rotating the carousel, drive the rotary drum under the effect of pivot and rotate to the assigned position after, the reference column is automatic outside ejecting card under the extension tension promotion of spring in the inside of constant head tank, rotary drum and the fixed joint of box, behind reference column and the constant head tank cooperation, resistance joint and plug automatic alignment and contact, with ground resistance tester and two plug connection, can be connected with the resistance piece, this mode is simple swift, the connecting resistance case that can be quick checks ground resistance tester.
Description
Technical field
The utility model relates to resistance box technical fields, particularly for the combined resistance for verifying earth resistance tester
Case.
Background technique
Earth resistance tester is to have abandoned traditional artificial hand power working method, using advanced large-scale integrated
Three terminals, four terminal measurement methods are merged into a kind of new digital ground resistance of type using DC/AC converter technique by circuit
Tester measures the ground resistance and the low electricity of measurement of various devices suitable for departments such as electric power, post and telecommunications, railway, communication, mines
The conductor resistance value of resistance.
To keep the confidence level to device measuring state, need to carry out earth resistance tester calibration inspection, ground connection electricity
Resistance tester and Insulation Resistance Tester will also carry out primary period verification work every year, and earth resistance tester is being calibrated
When being verified with period, it is often necessary to prepare multiple precision resistances and individually measure, then statistical test is as a result, again by precision resistance
Classification is put in order, and this mode needs to replace resistance back and forth, and operation is complicated, is unfavorable for the verification work of earth resistance tester
Make.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides the combined resistance for verifying earth resistance tester
Case has simple operation and other advantages, and it is complicated to solve the problems, such as that earth resistance is operated when verifying.
(2) technical solution
To realize the simple purpose of aforesaid operations, the utility model is provided the following technical solutions: being surveyed for verifying ground resistance
The combined resistance case of instrument is tried, including cabinet, the right end of the cabinet are fixedly connected with case lid, are fixedly connected on the right side of the case lid
There is indicator board, the shaft being through on the right side of indicator board is rotatably connected on the right side of the cabinet wall, the inside of the case lid is opened
Equipped with turn hole one corresponding with shaft, turn hole two corresponding with shaft is offered at the axle center of the indicator board, the shaft
Bottom is fixedly connected with snap-gauge, and the outside fixing sleeve of the shaft is connected to rotating cylinder, offers at the axle center of the rotating cylinder and shaft
Corresponding turn hole three is fixedly attached on the outside of the shaft there are two baffle ring, and two baffle rings are solid with the both ends of rotating cylinder respectively
Fixed connection, is fixedly connected with equally distributed nine resistance bolcks on the outside of the rotating cylinder, the outside of the rotating cylinder and is located at nine
The left end of resistance bolck bottom and right end offer connector slot, and the inside of 18 connector slots is fixedly connected to L shape
Resistance electrical connections, the resistance electrical connections are fixedly connected with resistance bolck, offer at the top of the cabinet corresponding with resistance electrical connections
Two jacks one, there are two plug, the top of the cabinet and the outsides for being located at plug to consolidate for the fixed grafting in the top of the cabinet
There are two stiffening plates for fixed connection, and the inside of the stiffening plate offers jack two corresponding with plug, opens at the top of the rotating cylinder
Equipped with equally distributed nine deep gouges, the inner bottom wall of the deep gouge is connected with spring, is fixedly connected at the top of the spring
There is bottom plate, positioning column is fixedly connected at the top of the bottom plate, positioning corresponding with positioning column is offered on the inside of the cabinet
Slot, the right end of the shaft are fixedly connected with turntable, and card slot corresponding with shaft, the turntable are offered on the left of the turntable
Top be fixedly connected with arrow plate.
Preferably, the top of the resistance electrical connections is contacted with the bottom end of plug, and the resistance bolck is by resistance electrical connections and inserts
Head connection, the resistance value of nine resistance bolcks are all different.
Preferably, the axle center of the shaft and the axle center of rotating cylinder are located on same level center line, the cabinet and case lid
Center line be located in same horizontal line, the axle center of the shaft is located at a centimeters above the center line of cabinet, described turn
Cylinder is fixedly attached by snap-gauge and turn hole three with shaft.
Preferably, the resistance bolck, resistance electrical connections and positioning column are located on same level center line, the plug and positioning
Slot position is on same level center line.
Preferably, step is offered at the top of the deep gouge, and groove, the positioning column are offered at the top of the positioning column
It is clamped by deep gouge, spring and bottom plate and rotating cylinder.
Preferably, the top of the plug extends to the top of stiffening plate, and the plug is solid by jack two and stiffening plate
Fixed connection.
Preferably, mark corresponding with resistance bolck is provided on the right side of the indicator board, the right end on the outside of the shaft is set
It is equipped with boss, is provided with step on the left of the card slot.
(3) beneficial effect
Compared with prior art, the utility model provides the combined resistance case for verifying earth resistance tester, tool
It is standby following the utility model has the advantages that
1, combined resistance case for being used to verify earth resistance tester, by rotating turntable, band under the action of shaft
The rotation of turn cylinder, resistance bolck also rotates with it, and when resistance bolck goes to highest point, the aligned in position of positioning column and locating slot is fixed
Column automatic ejection outward in the case where the stretched tension of spring pushes in position is stuck in the inside of locating slot, rotating cylinder by spring, positioning column and
Locating slot and the fixed clamping of cabinet, are located on same level center line, plug by setting resistance bolck, resistance electrical connections and positioning column
It is located on same level center line with locating slot, after positioning column and locating slot cooperation, resistance electrical connections and plug automatic aligning are simultaneously connect
Touching, earth resistance tester is connect with two plugs, can be connect with resistance bolck, which is simple and fast, can quickly connect
Connecting resistance case verifies earth resistance tester.
2, the combined resistance case for being used to verify earth resistance tester, nine resistance bolcks are each attached to the outside of rotating cylinder,
And resistance value is all different, and rotates turntable, the resistance bolck of different resistance values can be made to connect with plug, the right side setting of indicator board
There is mark corresponding with nine resistance bolcks, by being fixedly connected with arrow plate at the top of setting turntable, rotates turntable, arrow plate
Different marks is rotated with it and is directed toward, the resistance value for the resistance bolck that can be connect from direct with plug from resistance box outside should
Mode is simple and fast, can directly adjust the resistance value of resistance box, greatly facilitate the verification to earth resistance tester.
Detailed description of the invention
Fig. 1 is the utility model structure front section view；
Fig. 2 is the utility model structure left view cross-sectional view；
Fig. 3 is the utility model rotating cylinder and resistance bolck connection structure front schematic view；
Fig. 4 is the utility model structure right side view.
In figure: 1 cabinet, 2 case lids, 3 indicator boards, 4 shafts, 5 turn holes one, 6 turn holes two, 7 snap-gauges, 8 rotating cylinders, 9 turn holes three, 10
Baffle ring, 11 resistance bolcks, 12 connector slots, 13 resistance electrical connections, 14 jacks one, 15 plugs, 16 stiffening plates, 17 jacks two, 18 deep gouges, 19
Spring, 20 bottom plates, 21 positioning columns, 22 locating slots, 23 turntables, 24 card slots, 25 arrow plates.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, for verifying the combined resistance case of earth resistance tester, including cabinet 1, cabinet 1 is using exhausted
Edge plastic production, is unlikely to deform, long service life, and the right end of cabinet 1 is fixedly connected with case lid 2, and case lid 2 uses ambroin system
Make, the center line of cabinet 1 and case lid 2 is located in same horizontal line, and the right side of case lid 2 is fixedly connected with indicator board 3, cabinet 1
The shaft 4 for being through to 3 right side of indicator board is rotatably connected on the right side of inner wall, the right end in 4 outside of shaft is provided with boss, shaft 4
Axle center be located at a centimeters above the center line of cabinet 1, the inside of case lid 2 offers turn hole 1 corresponding with shaft 4, refers to
Show and offer turn hole 26 corresponding with shaft 4 at the axle center of plate 3, the bottom of shaft 4 is fixedly connected with snap-gauge 7, shaft 4 it is outer
Side fixing sleeve is connected to rotating cylinder 8, and the axle center of shaft 4 and the axle center of rotating cylinder 8 are located on same level center line, at the axle center of rotating cylinder 8
Turn hole 39 corresponding with shaft 4 is offered, rotating cylinder 8 is fixedly attached by snap-gauge 7 and turn hole 39 with shaft 4, the outside of shaft 4
It is fixedly attached there are two baffle ring 10, two baffle rings 10 are fixedly connected with the both ends of rotating cylinder 8 respectively, and the outside of rotating cylinder 8 is fixedly connected
There are equally distributed nine resistance bolcks 11, resistance bolck 11 is precision resister, and the resistance value of nine resistance bolcks 11 is all different, refers to
Show that the right side of plate 3 is provided with mark corresponding with resistance bolck 11, the outside of rotating cylinder 8 and the left end for being located at nine 11 bottoms of resistance bolck
The inside that 12,18 connector slots 12 of connector slot are offered with right end is fixedly connected to the resistance electrical connections 13 of L shape, resistance
Connector 13 is made of silver plate, and excellent electric conductivity, resistance electrical connections 13 are fixedly connected with resistance bolck 11, and the top of cabinet 1 offers
Two jacks 1 corresponding with resistance electrical connections 13, for the fixed grafting in the top of cabinet 1 there are two plug 15, plug 15 uses silver plate
Production, the top of resistance electrical connections 13 are contacted with the bottom end of plug 15, and resistance bolck 11 is connect by resistance electrical connections 13 with plug 15, case
The top of the body 1 and outside for being located at plug 15 is fixedly connected there are two stiffening plate 16, for reinforcing the stability of plug 15, plug
15 top extends to the top of stiffening plate 16, and the inside of stiffening plate 16 offers jack 2 17 corresponding with plug 15, plug
15 are fixedly connected by jack 2 17 with stiffening plate 16, and the top of rotating cylinder 8 offers equally distributed nine deep gouges 18, deep gouge 18
Top offer step, the inner bottom wall of deep gouge 18 is connected with spring 19, and the top of spring 19 is fixedly connected with bottom plate 20,
The top of bottom plate 20 is fixedly connected with positioning column 21, and the top of positioning column 21 offers groove, and positioning column 21 passes through deep gouge 18, bullet
Spring 19 and bottom plate 20 and rotating cylinder 8 are clamped, and resistance bolck 11, resistance electrical connections 13 and positioning column 21 are located on same level center line, case
The inside of body 1 offers locating slot 22 corresponding with positioning column 21, and plug 15 and locating slot 22 are located on same level center line,
The right end of shaft 4 is fixedly connected with turntable 23, and the left side of turntable 23 offers card slot 24 corresponding with shaft 4, a left side for card slot 24
Side is provided with step, and the top of turntable 23 is fixedly connected with arrow plate 25, by rotating turntable 23, band under the action of shaft 4
Turn cylinder 8 rotates, and resistance bolck 11 also rotates with it, when resistance bolck 11 goes to highest point, the position of positioning column 21 and locating slot 22
Alignment is set, the automatic ejection outward in the case where the stretched tension of spring 19 pushes of positioning column 21 is stuck in the inside of locating slot 22, and rotating cylinder 8 is logical
Spring 19, positioning column 21 and locating slot 22 and the fixed clamping of cabinet 1 are crossed, setting resistance bolck 11, resistance electrical connections 13 and positioning are passed through
Column 21 is located on same level center line, and plug 15 and locating slot 22 are located on same level center line, positioning column 21 and positioning
After slot 22 cooperates, resistance electrical connections 13 and 15 automatic aligning of plug are simultaneously contacted, and earth resistance tester is connect with two plugs 15,
It can be connect with resistance bolck 11, which is simple and fast, and it can quickly connect resistance box and earth resistance tester is verified,
Also, nine resistance bolcks 11 are each attached to the outside of rotating cylinder 8, and resistance value is all different, and rotate turntable 23, can make different electricity
The resistance bolck 11 of resistance value is connect with plug 15, and the right side of indicator board 3 is provided with mark corresponding with nine resistance bolcks 11, is passed through
The top that turntable 23 is arranged is fixedly connected with arrow plate 25, rotates turntable 23, and arrow plate 25 rotates with it and is directed toward different marks
Know, the resistance value for the resistance bolck 11 that can be connect from direct with plug 15 from resistance box outside, which is simple and fast, can be direct
The resistance value for adjusting resistance box, greatly facilitates the verification to earth resistance tester.
When in use, by rotating turntable 23, rotating cylinder 8 is driven to rotate under the action of shaft 4, resistance bolck 11 also turns therewith
It is dynamic, when resistance bolck 11 goes to highest point, the aligned in position of positioning column 21 and locating slot 22, stretching, extension of the positioning column 21 in spring 19
Tension pushes lower automatic ejection to be outward stuck in the inside of locating slot 22, rotating cylinder 8 by spring 19, positioning column 21 and locating slot 22 with
The fixed clamping of cabinet 1, is located on same level center line, plug by setting resistance bolck 11, resistance electrical connections 13 and positioning column 21
15 and locating slot 22 be located on same level center line, after positioning column 21 and locating slot 22 cooperate, resistance electrical connections 13 and plug 15
Automatic aligning simultaneously contacts, and earth resistance tester is connect with two plugs 15, can be connect with resistance bolck 11, nine resistance bolcks
11 are each attached to the outside of rotating cylinder 8, and resistance value is all different, and rotate turntable 23, can make the resistance bolck 11 of different resistance values
It is connect with plug 15, the right side of indicator board 3 is provided with mark corresponding with nine resistance bolcks 11, by the top that turntable 23 is arranged
Portion is fixedly connected with arrow plate 25, rotates turntable 23, and arrow plate 25 rotates with it and be directed toward different marks, can be outside resistance box
Directly observe the resistance value for the resistance bolck 11 connecting with plug 15 in portion.
In conclusion this is used to verify the combined resistance case of earth resistance tester, by rotating turntable 23, in shaft 4
Under the action of drive rotating cylinder 8 to rotate, resistance bolck 11 also rotates with it, when resistance bolck 11 goes to highest point, positioning column 21 and fixed
The aligned in position of position slot 22, the automatic ejection outward in the case where the stretched tension of spring 19 pushes of positioning column 21 are stuck in locating slot 22
Portion, rotating cylinder 8 are clamped by the way that spring 19, positioning column 21 and locating slot 22 and cabinet 1 are fixed, are connect by setting resistance bolck 11, resistance
First 13 and positioning column 21 be located on same level center line, plug 15 and locating slot 22 are located on same level center line, positioning
After column 21 and locating slot 22 cooperate, resistance electrical connections 13 and 15 automatic aligning of plug are simultaneously contacted, by earth resistance tester and two
Plug 15 connects, and can connect with resistance bolck 11, which is simple and fast, can quickly connect resistance box to earth resistance
Instrument is verified.
Also, this is used to verify the combined resistance case of earth resistance tester, and nine resistance bolcks 11 are each attached to rotating cylinder 8
Outside, and resistance value is all different, and rotates turntable 23, the resistance bolck 11 of different resistance values can be made to connect with plug 15, is indicated
The right side of plate 3 is provided with mark corresponding with nine resistance bolcks 11, and the top by the way that turntable 23 is arranged is fixedly connected with arrow
Plate 25 rotates turntable 23, and arrow plate 25 rotates with it and be directed toward different marks, can outside resistance box directly from and plug
The resistance value of the resistance bolck 11 of 15 connections, which is simple and fast, can directly adjust the resistance value of resistance box, greatly facilitate
Verification to earth resistance tester.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. the combined resistance case for verifying earth resistance tester, including cabinet (1), it is characterised in that: the cabinet (1)
Right end is fixedly connected with case lid (2), is fixedly connected with indicator board (3) on the right side of the case lid (2), cabinet (1) inner wall
Right side is rotatably connected to the shaft (4) being through on the right side of indicator board (3), and it is right with shaft (4) that the inside of the case lid (2) is offered
The turn hole one (5) answered offers turn hole two (6) corresponding with shaft (4), the shaft (4) at the axle center of the indicator board (3)
Bottom be fixedly connected with snap-gauge (7), the outside fixing sleeve of the shaft (4) is connected to rotating cylinder (8), the axle center of the rotating cylinder (8)
Place offers turn hole three (9) corresponding with shaft (4), is fixedly attached on the outside of the shaft (4) there are two baffle ring (10), two
The baffle ring (10) is fixedly connected with the both ends of rotating cylinder (8) respectively, is fixedly connected on the outside of the rotating cylinder (8) equally distributed
Nine resistance bolcks (11), the outside of the rotating cylinder (8) and are located at the left end of nine resistance bolck (11) bottoms and right end offers
The inside of connector slot (12), 18 connector slots (12) is fixedly connected to the resistance electrical connections (13) of L shape, the resistance
Connector (13) is fixedly connected with resistance bolck (11), offers two corresponding with resistance electrical connections (13) at the top of the cabinet (1)
Jack one (14), the fixed grafting in the top of the cabinet (1) is there are two plug (15), the top of the cabinet (1) and positioned at slotting
There are two being fixedly connected on the outside of head (15) stiffening plate (16), the inside of the stiffening plate (16) offers corresponding with plug (15)
Jack two (17), offer equally distributed nine deep gouges (18), the interior bottom of the deep gouge (18) at the top of the rotating cylinder (8)
Wall is connected with spring (19), is fixedly connected with bottom plate (20) at the top of the spring (19), the top of the bottom plate (20)
It is fixedly connected with positioning column (21), locating slot (22) corresponding with positioning column (21) is offered on the inside of the cabinet (1), it is described
The right end of shaft (4) is fixedly connected with turntable (23), offers card slot corresponding with shaft (4) on the left of the turntable (23)
(24), arrow plate (25) are fixedly connected at the top of the turntable (23).
2. according to claim 1 for verifying the combined resistance case of earth resistance tester, it is characterised in that: the electricity
The top of resistance connector (13) is contacted with the bottom end of plug (15), and the resistance bolck (11) passes through resistance electrical connections (13) and plug (15)
Connection, the resistance value of nine resistance bolcks (11) are all different.
3. according to claim 1 for verifying the combined resistance case of earth resistance tester, it is characterised in that: described turn
The axle center of axis (4) and the axle center of rotating cylinder (8) are located on same level center line, the center line position of the cabinet (1) and case lid (2)
In in same horizontal line, the axle center of the shaft (4) is located at a centimeters above the center line of cabinet (1), and the rotating cylinder (8) is logical
Snap-gauge (7) and turn hole three (9) is crossed to be fixedly attached with shaft (4).
4. according to claim 1 for verifying the combined resistance case of earth resistance tester, it is characterised in that: the electricity
Stop block (11), resistance electrical connections (13) and positioning column (21) are located on same level center line, the plug (15) and locating slot
(22) it is located on same level center line.
5. according to claim 1 for verifying the combined resistance case of earth resistance tester, it is characterised in that: described heavy
Step is offered at the top of slot (18), groove is offered at the top of the positioning column (21), and the positioning column (21) passes through deep gouge
(18), spring (19) and bottom plate (20) and rotating cylinder (8) are clamped.
6. according to claim 1 for verifying the combined resistance case of earth resistance tester, it is characterised in that: described to insert
The top of head (15) extends to the top of stiffening plate (16), and the plug (15) is fixed by jack two (17) and stiffening plate (16)
Connection.
7. according to claim 1 for verifying the combined resistance case of earth resistance tester, it is characterised in that: the finger
Show and be provided with mark corresponding with resistance bolck (11) on the right side of plate (3), the right end on the outside of the shaft (4) is provided with boss, institute
It states and is provided with step on the left of card slot (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175599.2U CN208506233U (en) | 2018-07-24 | 2018-07-24 | combined resistance box for checking grounding resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175599.2U CN208506233U (en) | 2018-07-24 | 2018-07-24 | combined resistance box for checking grounding resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208506233U true CN208506233U (en) | 2019-02-15 |
Family
ID=65290412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821175599.2U Expired - Fee Related CN208506233U (en) | 2018-07-24 | 2018-07-24 | combined resistance box for checking grounding resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208506233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109856434A (en) * | 2019-03-27 | 2019-06-07 | 昆山福烨电子有限公司 | A kind of economical contact resistance value detection needle |
-
2018
- 2018-07-24 CN CN201821175599.2U patent/CN208506233U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109856434A (en) * | 2019-03-27 | 2019-06-07 | 昆山福烨电子有限公司 | A kind of economical contact resistance value detection needle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 |