CN204512858U - Large-size air conditioning noise subtest tripod - Google Patents
Large-size air conditioning noise subtest tripod Download PDFInfo
- Publication number
- CN204512858U CN204512858U CN201420826038.XU CN201420826038U CN204512858U CN 204512858 U CN204512858 U CN 204512858U CN 201420826038 U CN201420826038 U CN 201420826038U CN 204512858 U CN204512858 U CN 204512858U
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- hole
- pedestal
- subtest
- air conditioning
- bar
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of large-size air conditioning noise subtest tripod, the technical problem that solve can be used in the test of highly higher large-scale measured article, and can improve the accuracy rate of test result, reduces hand labor intensity.The utility model comprises pedestal and supporting leg, the middle part of pedestal is provided with the first through hole running through pedestal upper and lower two ends end face, first through hole is provided with reference test bar, it is interior and coaxial with the first through hole that reference test bar is inserted in the first through hole, and reference test bar is constituted by an active connection end to end mutually by the sub bar of more than at least two; The periphery wall of pedestal is provided with the second through hole running through pedestal periphery wall, and the second through hole is communicated with the first through hole, and the hole wall of the second through hole is provided with screw thread, is provided with the bolt be threaded in the second through hole, is provided with handle outside the rear end of bolt, pedestal.Compared with prior art, avoid and manually help the test result error brought large, test inaccurate problem; Can split when not using and deposit, reduce to take up room.
Description
Technical field
The utility model relates to a kind of noise test instrument, especially a kind of large-size air conditioning noise subtest tripod.
Background technique
At present, when testing some large-scale air-conditionings in the noise testing sound level meter of noise subtest, because height span is large, therefore need to use artificial support one can arrive the stock of the height of tested air-conditioning, when the test time is longer, the people helped can be caused tired, close to measured article when there is noise testing sound level meter, time and away from measured article, cause occurring that test result error is larger.
Summary of the invention
The purpose of this utility model is to provide a kind of large-size air conditioning noise subtest tripod, and the technical problem that solve can be used in the test of highly higher large-scale measured article, and can improve the accuracy rate of test result, reduces hand labor intensity.
For solving the problem, the utility model realizes by the following technical solutions: a kind of large-size air conditioning noise subtest tripod, comprise pedestal and three telescopic supporting legs be connected on pedestal, the middle part of described pedestal is provided with the first through hole running through pedestal upper and lower two ends end face, first through hole is provided with reference test bar, it is interior and coaxial with the first through hole that described reference test bar is inserted in the first through hole, and described reference test bar is constituted by an active connection end to end mutually by the sub bar of more than at least two; The periphery wall of pedestal is provided with the second through hole running through pedestal periphery wall, described second through hole is communicated with the first through hole, the hole wall of the second through hole is provided with screw thread, in described second through hole, is provided with the bolt be threaded, outside the rear end of described bolt, pedestal, be provided with handle.
The lower end of sub bar described in the utility model is provided with the coaxial screw rod arranged, and is provided with inner bolt hole, is threaded, thus is interconnected and fixed between two root bars by screw rod with inner bolt hole in the upper end of sub bar.
Sub bar described in the utility model is hollow tube, is provided with the diameter cutting graftage part equal with the endoporus aperture of sub bar in the upper end of sub bar, by cutting graftage part and the mutual grafting of sub bar endoporus between two root bars, thus is interconnected and fixed.
Reference test bar described in the utility model adopts aluminum alloy material to make.
The upper end of supporting leg described in the utility model is provided with pin-joint part, the periphery wall of pedestal is evenly provided with three pin joint seats, described pin joint seat is provided with the first pivoted hole, the axis of the first pivoted hole and the axes normal of pedestal, described pin-joint part is provided with second pivoted hole coaxial with the first pivoted hole when pin-joint part is inserted on pin joint seat, is provided with hinged arm in described first pivoted hole and the second pivoted hole.
Angle between three pin joint seats of the present utility model is 120 °.
Pedestal described in the utility model is provided with leveling instrument.
The upper end of reference test bar described in the utility model is provided with fixing clamp.
The utility model compared with prior art, adopt to arrange in pedestal and be interconnected by least two root bars the reference test bar formed, be fixed on tripod by thread type holding down bolt, avoid and manually help the test result error brought large, test inaccurate problem; Reference test bar adopts and is flexibly connected, and can split and depositing, reducing to take up room when not using.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2-1 is the structural representation one of the utility model pedestal.
Fig. 2-2 is structural representations two of the utility model pedestal
Fig. 3 is the structural representation of the utility model supporting leg.
Fig. 4 is the first structural representation of the utility model reference test bar.
Fig. 5 is the second structural representation of the utility model reference test bar.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As depicted in figs. 1 and 2, large-size air conditioning noise subtest tripod of the present utility model comprises pedestal 1, the periphery wall of pedestal 1 is provided with three telescopic supporting legs 2, this supporting leg 2 can adopt the telescopic outrigger structure of camera trivets in prior art or the patent No. to be that leg structure in 200510063767.X realizes, described pedestal 1 is cylindrical, the axle center of pedestal 1 is provided with the first through hole 5 running through pedestal about 1 two ends end face, the periphery wall of pedestal 1 is provided with the second through hole 7 of axis and the first through hole 5 axes normal, second through hole 7 runs through the periphery wall of pedestal 1 and is communicated with the first through hole 5, the inwall of the first through hole 5 is provided with internal thread, the bolt 3 be threaded with internal thread is provided with in first through hole 5, the front end of described bolt 3 is goed deep in the first through hole 5, the rear end of the second through hole 7, handle 8 is provided with outside pedestal 1, reference test bar 4 is provided with in the first through hole 5, reference test bar 4 is constituted by an active connection end to end mutually by the sub bar 6 of more than at least two, the upper end being arranged on sub bar 6 topmost in reference test bar 4 is provided with fixing clamp 18.
Angle between three supporting legs 2 is 120 degree, and circular array, on pedestal 1, adopts the mode of pivot joint to be connected between pedestal 1 and the upper end of supporting leg 2.
As shown in Fig. 2-1, Fig. 2-2 and Fig. 3, the upper end of supporting leg 2 is provided with pin-joint part 12, and the periphery wall of pedestal 1 is evenly provided with three pin joint seats 13, and the middle part of pin joint seat 13 is provided with the groove for pin-joint part 12; Pin joint seat 13 is provided with the first pivoted hole 14, the axis of the first pivoted hole 14 and the axes normal of pedestal 1, pin-joint part 12 is provided with second pivoted hole 15 coaxial with the first pivoted hole 14 when pin-joint part 12 is inserted on pin joint seat 13, in the first pivoted hole 14 and the second pivoted hole 15, be provided with hinged arm 16, make supporting leg 2 and pedestal 1 pivot joint.
As shown in Figure 4, it is the first Placement of two root bars 6, the lower end that it is included in sub bar 6 is provided with the coaxial screw rod 9 arranged, inner bolt hole 10 is provided with in the upper end of sub bar 6, during connection, the screw rod 9 of wherein root bar 6 lower end is threaded mutually with the inner bolt hole 10 of another root bar 6, thus is interconnected and fixed, in this way sub bar 6 is interconnected to needed height.
As shown in Figure 5, be the second Placement of two root bars 6, sub bar 6 is hollow tube, is provided with the diameter cutting graftage part equal with the endoporus aperture of sub bar 6 11 in the upper end of sub bar 6, by cutting graftage part 11 and the mutual grafting of sub bar 6 endoporus between two root bars 6, thus be interconnected and fixed.
As shown in Figure 1, pedestal 1 is also provided with leveling instrument 17; Leveling instrument 17 can adopt levelling bubble leveling instrument.
During installation, sub bar 6 is interconnected rear composition reference test bar 4, reference test bar 4 is inserted in the first through hole 5, the lower end of reference test bar 4 extends to close to ground place, handle with sleeve 8, make the front end of bolt 3 close to the periphery wall of reference test bar 4, until the front end of bolt 3 withstands on the periphery wall of reference test bar 4, reference test bar 4 is fixed in pedestal 1.
Reference test bar 4 of the present utility model adopts aluminum alloy material to make, its outer surface is rough, the inwall of the first through hole 5 is provided with some circle anti-slip veins 19, to increase the stability that reference test bar 4 is connected with pedestal 1, described fixing clamp 18 adopts in prior art and presss from both sides for the crab claw of the equipment such as fixing photography luminaire.
The utility model has to be supported to regulate arbitrarily in 4.5m measuring point height, use; When not using, tripod is collapsible, and reference test bar is detachable to be deposited reduction and take up room; Prevent artificial support because the support time is long, cause reference test bar to rock, improve the noise testing accuracy of large-size air conditioning; Decrease reference test bar in test process to collapse produced potential safety hazard.
Claims (8)
1. a large-size air conditioning noise subtest tripod, comprise pedestal (1) and three telescopic supporting legs (2) be connected on pedestal (1), it is characterized in that: the middle part of described pedestal (1) is provided with the first through hole (5) running through pedestal (1) upper and lower two ends end face, first through hole (5) is provided with reference test bar (4), it is interior and coaxial with the first through hole (5) that described reference test bar (4) is inserted in the first through hole (5), and described reference test bar (4) is constituted by an active connection end to end mutually by the sub bar (6) of more than at least two; The periphery wall of pedestal (1) is provided with the second through hole (7) running through pedestal (1) periphery wall, described second through hole (7) is communicated with the first through hole (5), the hole wall of the second through hole (7) is provided with screw thread, be provided with the bolt (3) be threaded in described second through hole (7), outside the rear end of described bolt (3), pedestal (1), be provided with handle (8).
2. large-size air conditioning noise subtest tripod according to claim 1, it is characterized in that: the lower end of described sub bar (6) is provided with the coaxial screw rod (9) arranged, inner bolt hole (10) is provided with in the upper end of sub bar (6), be threaded with inner bolt hole (10) by screw rod (9) between two root bars (6), thus be interconnected and fixed.
3. large-size air conditioning noise subtest tripod according to claim 1, it is characterized in that: described sub bar (6) is hollow tube, the cutting graftage part (11) that diameter is equal with the endoporus aperture of sub bar (6) is provided with in the upper end of sub bar (6), by cutting graftage part (11) and the mutual grafting of sub bar (6) endoporus between two root bars (6), thus be interconnected and fixed.
4. the large-size air conditioning noise subtest tripod according to claims 1 to 3 any one, is characterized in that: described reference test bar (4) adopts aluminum alloy material to make.
5. large-size air conditioning noise subtest tripod according to claim 4, it is characterized in that: the upper end of described supporting leg (2) is provided with pin-joint part (12), the periphery wall of pedestal (1) is evenly provided with three pin joint seats (13), described pin joint seat (13) is provided with the first pivoted hole (14), the axis of the first pivoted hole (14) and the axes normal of pedestal (1), described pin-joint part (12) is provided with second pivoted hole (15) coaxial with the first pivoted hole (14) when pin-joint part (12) insertion pin joint seat (13) are upper, hinged arm (16) is provided with in described first pivoted hole (14) and the second pivoted hole (15).
6. large-size air conditioning noise subtest tripod according to claim 5, is characterized in that: the angle between three pin joint seats (13) is 120 °.
7. large-size air conditioning noise subtest tripod according to claim 6, is characterized in that: described pedestal (1) is provided with leveling instrument (17).
8. large-size air conditioning noise subtest tripod according to claim 7, is characterized in that: the upper end of described reference test bar (4) is provided with fixing clamp (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420826038.XU CN204512858U (en) | 2014-12-23 | 2014-12-23 | Large-size air conditioning noise subtest tripod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420826038.XU CN204512858U (en) | 2014-12-23 | 2014-12-23 | Large-size air conditioning noise subtest tripod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204512858U true CN204512858U (en) | 2015-07-29 |
Family
ID=53710836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420826038.XU Expired - Fee Related CN204512858U (en) | 2014-12-23 | 2014-12-23 | Large-size air conditioning noise subtest tripod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204512858U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737974A (en) * | 2016-04-25 | 2016-07-06 | 吉林大学 | Noise testing stand for air conditioner compressor of automobile |
| CN107654816A (en) * | 2017-09-28 | 2018-02-02 | 南京宝丽晶电子科技有限公司 | A kind of FPD platen bracket for field |
-
2014
- 2014-12-23 CN CN201420826038.XU patent/CN204512858U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737974A (en) * | 2016-04-25 | 2016-07-06 | 吉林大学 | Noise testing stand for air conditioner compressor of automobile |
| CN107654816A (en) * | 2017-09-28 | 2018-02-02 | 南京宝丽晶电子科技有限公司 | A kind of FPD platen bracket for field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20151223 |
|
| EXPY | Termination of patent right or utility model |