CN209323419U - A kind of bridge height limiter - Google Patents
A kind of bridge height limiter Download PDFInfo
- Publication number
- CN209323419U CN209323419U CN201821766185.7U CN201821766185U CN209323419U CN 209323419 U CN209323419 U CN 209323419U CN 201821766185 U CN201821766185 U CN 201821766185U CN 209323419 U CN209323419 U CN 209323419U
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- China
- Prior art keywords
- base
- crossbeam
- cross beam
- groove
- convex block
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Abstract
The utility model relates to a kind of bridge height limiters, including first base, second base and the limit for height crossbeam being arranged between first base and second base, limit for height crossbeam includes the first crossbeam being arranged in first base and the second cross beam that is arranged in second base, the column extended straight up is provided in first base, one end of first crossbeam is provided with the sleeve being slidably socketed with column, the end of first crossbeam face second cross beam is provided with convex block, the end of second cross beam offers the groove slid into for convex block, the fixing piece for being fixed on convex block in groove is provided on second cross beam, first base and second base are connect by fixing bolt with ground, convex block is fixed in groove with fixing piece by the utility model during installation, at this moment bridge height limiter just installs, it is easy for installation to achieve the effect that.And the materials of needs is installed inexpensively, to achieve the effect that low cost.
Description
Technical field
The utility model relates to road and bridge security technology areas, more particularly, to a kind of bridge height limiter.
Background technique
Height limiter is generally used for bridge, tunnel etc. to the position of vehicle pass-through limited height, and effect is to prevent
The passage of Overheight Vehicles, to avoid the damage to bridge, tunnel etc..
Granted publication is that the Chinese patent of CN207775766U discloses a kind of municipal bridge height limiter, including support bottom
The top of seat, limit for height crossbeam, weather shield, distance-sensor and clamping screw, the limit for height crossbeam is equipped with weather shield, weather shield top
The center position of portion two sides is all fixed with solar panel, and the center position of limit for height crossbeam side is fixed with fluorescent screen
The inside of protecting frame, fluorescent screen protecting frame is equipped with electronics fluorescent screen, and the limit for height beam surface of fluorescent screen protecting frame side is equipped with storage
Battery, the fluorescent screen protecting frame are equipped with single-chip microcontroller, the single-chip microcontroller and battery far from the limit for height beam surface of battery one end
Limit for height crossbeam both ends far from fluorescent screen protecting frame side are all fixed with loudspeaker, the limit for height crossbeam both ends on the outside of the support transverse slat
All it is fixed with anti-shake strut.Setting not only increases convenience degree when height limiter uses in this way, improves height limiter
Use scope, and extend the service life of height limiter.
But above-mentioned utility model has any to be disadvantageous in that, after above-mentioned height limiter is come into operation, due to there is the sun
Energy solar panel, electronics fluorescent screen and single-chip microcontroller etc., cost is very high, some drivers do not pay attention to slightly open limit height or more
After vehicle bumps against above-mentioned height limiter, huge economic loss will cause, and when installing above-mentioned height limiter, needing will too
Positive energy solar panel, electronics fluorescent screen and single-chip microcontroller etc. install, so that installation is cumbersome.
Utility model content
The purpose of this utility model is to provide a kind of bridge height limiter, with low cost and easy for installation excellent
Point.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of bridge height limiter, including first base, second base and setting are between first base and second base
Limit for height crossbeam, the limit for height crossbeam include the first crossbeam being arranged in first base and be arranged in second base second
Crossbeam, is provided with the column extended straight up in the first base, one end of the first crossbeam be provided with it is described vertical
The sleeve that column is slidably socketed, the end of the first crossbeam face second cross beam are provided with convex block, the end of the second cross beam
The groove slid into for convex block is offered, the fixing piece for being fixed on convex block in groove, institute are provided on the second cross beam
First base and second base is stated to connect by fixing bolt with ground.
Implement above-mentioned technical proposal, when installation, first base and second base is individually positioned in the two sides of road, are used in combination
Fixing bolt all fixes first base and second base on the ground, so that the free end of first crossbeam and second cross beam is equal
It is in the position extended to the two direction close to each other, then vertical sliding first crossbeam, so that length of the sleeve along column
It is mobile to spend direction, to drive first crossbeam mobile in vertical direction, the convex block on first crossbeam will be with the first cross at this time
Moving for beam and slide into the groove of second cross beam end, finally convex block is fixed in groove with fixing piece, so that first
As soon as crossbeam and the complete limit for height crossbeam of second cross beam composition, at this moment bridge height limiter is installed, to reach
Effect easy for installation.And the materials of needs is installed inexpensively, to achieve the effect that low cost.
Further, the convex block is swallow-tail form, the shape matching of the shape of the groove and the convex block.
Implement above-mentioned technical proposal, convex block is swallow-tail form, after sliding in groove, due to the characteristic of its shape, so that convex block
It can only slide in the vertical direction of groove without generating offset in the horizontal direction.
Further, the upper end of the groove is connected to the top of the second cross beam, lower end closure is arranged, the fixing piece
Including the barrier plate that the top of second cross beam is hingedly arranged in and is located at slot opening, end of the barrier plate far from hinged place
Portion offers the first threaded hole, and the second threaded hole, first threaded hole and the second spiral shell are offered at the top of the second cross beam
Screw thread, which is equipped with, between pit tightens bolt.
Implementing above-mentioned technical proposal will be hingedly arranged at the top of second cross beam after convex block is slid into from top to down in groove
Barrier plate is rotated to by the position of the opening blocking of groove, and the first threaded hole on barrier plate is then directed at second cross beam again
On the second threaded hole, with tighten bolt be inserted into two holes in and tighten so that convex block is completely fixed in groove
It is interior, and reach fixed conveniently effect.
Further, rotation is provided with the screw rod extended straight up in the second base, and the second cross beam is far from recessed
The end of slot is provided with the thread barrel with wire rod thread socket, is provided in the second base for driving screw rod to rotate
Driving assembly.
Implement above-mentioned technical proposal, starts driving assembly, screw rod starts turning at this time, due to the thread barrel on second cross beam
It is socketed with wire rod thread, and first crossbeam connect after sleeve with second cross beam and also covers in column, therefore turns with screw rod
Dynamic limit for height crossbeam will be mobile in vertical direction, to realize the adjusting to limit for height beam height.
Further, the hollow setting of the second base, the upper and lower ends of the second base, which are embedded with, is in same erect
Rolling bearing on straight line, the screw rod pass through the inner ring of two rolling bearings and the inner ring interference with the rolling bearing
Cooperation.
Implement above-mentioned technical proposal, screw rod passes through two rolling bearings and is interference fitted with its inner ring, enables screw rod
It also can be realized rotation in the case where fixation, to achieve the effect that allow screw rod normal rotation.
Further, the driving component includes the rotary electric machine being arranged in second base, the output of the rotary electric machine
Axis passes through the side wall of the second base and extends into second base, and second base is located on the output shaft of the rotary electric machine
Interior end is coaxially arranged with drive bevel gear, is coaxially arranged on the bar wall that the screw rod is located in second base and the master
The driven wheel of differential of dynamic bevel gear engagement.
Implement above-mentioned technical proposal, starts rotary electric machine, the drive bevel gear on the output shaft of rotary electric machine starts at this time
It rotates synchronously, since drive bevel gear is engaged with driven wheel of differential, driven wheel of differential can also be started turning, driven wheel of differential
Rotation will drive the rotation of screw rod, to reach, driving screw rod rotation is more intuitive and convenient effect.
Further, the measurement ruler extended straight up is provided in the first base.
Implement above-mentioned technical proposal, the setting for measuring ruler conveniently can be measured directly in the horizontal depth of beam of adjusting limit for height
Height locating for limit for height crossbeam out.
Further, the covering for covering rotary electric machine is provided in the second base.
Implement above-mentioned technical proposal, covering can cover rotary electric machine, have certain protective effect, in certain journey
Rotary electric machine is avoided to be damaged on degree by the influence of extraneous factor.
In conclusion the utility model has the following beneficial effects:
One, convex block is fixed in groove with fixing piece by the utility model during installation, so that first crossbeam and the second cross
As soon as the complete limit for height crossbeam of beam composition, at this moment bridge height limiter is installed, to reach effect easy for installation
Fruit.And the materials of needs is installed inexpensively, to achieve the effect that low cost;
Two, the setting for measuring ruler conveniently can be measured directly locating for limit for height crossbeam in the horizontal depth of beam of adjusting limit for height
Height.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the explosion and partial sectional view of the utility model embodiment；
Fig. 3 is the portion the A enlarged drawing in Fig. 2；
Fig. 4 is the portion the B enlarged drawing in Fig. 2.
Appended drawing reference: 1, first base；11, column；12, ruler is measured；2, second base；21, screw rod；211, from mantle
Gear；22, rolling bearing；23, covering；3, limit for height crossbeam；31, first crossbeam；311, sleeve；312, convex block；32, second is horizontal
Beam；321, groove；322, the second threaded hole；323, thread barrel；4, fixing bolt；5, barrier plate；51, the first threaded hole；6, it twists
Tight bolt；7, rotary electric machine；71, drive bevel gear.
Specific embodiment
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
As shown in Figure 1, 2, a kind of bridge height limiter, including first base 1, second base 2 and setting are in first base 1
Limit for height crossbeam 3 between second base 2, in conjunction with Fig. 4, first base 1 and second base 2 are connected by fixing bolt 4 and ground
It connects, the measurement ruler 12 extended straight up is provided in first base 1；Limit for height crossbeam 3 includes being arranged in first base 1
First crossbeam 31 and the second cross beam 32 being arranged in second base 2 are provided with the column extended straight up in first base 1
11, one end of first crossbeam 31 is provided with sleeve 311, and sleeve 311 is slidably socketed with column 11, and in conjunction with Fig. 3, first crossbeam 31 is just
The convex block 312 that shape is swallow-tail form is provided with to the end of second cross beam 32, the end of second cross beam 32 is offered for convex block 312
The groove 321 of slide-in, the shape of groove 321 are also swallow-tail form, are provided on second cross beam 32 recessed for convex block 312 to be fixed on
Fixing piece in slot 321.
As shown in Figure 2,3, the upper end of groove 321 is connected to the top of second cross beam 32, lower end closure is arranged, and fixing piece is
The barrier plate 5 at the top of second cross beam 32 is hingedly set, and barrier plate 5 and the hinged place of second cross beam 32 are located at groove 321
Be open side, and the other side that the top of second cross beam 32 is located at the opening of groove 321 offers the second threaded hole 322, and barrier plate 5 is remote
End from hinged place offers the first threaded hole 51, and screw thread is equipped with stubborn between the first threaded hole 51 and the second threaded hole 322
Tight bolt 6.
First base 1 and second base 2 be individually positioned in the two sides of road, and with fixing bolt 4 by 1 He of first base
Second base 2 all fixes on the ground so that the free end of first crossbeam 31 and second cross beam 32 be in it is mutual to the two
First crossbeam 31 is then slided, so that length side of the sleeve 311 along column 11 in the position that close direction extends straight down
To moving down, so that first crossbeam 31 be driven to move down in vertical direction, the convex block 312 on first crossbeam 31 will at this time
Hinged barrier plate 5, is finally threaded to by moving and slide into the groove 321 of 32 end of second cross beam with first crossbeam 31
The position that the opening of groove 321 is covered screws and tightens bolt 6
As shown in Figure 2,4, the hollow setting of second base 2, the upper and lower ends of second base 2 be embedded be in it is same vertical
Rolling bearing 22 on line, rotation is provided with the screw rod 21 extended straight up in second base 2, i.e. screw rod 21 passes through two rollings
The inner ring of dynamic bearing 22 and with the inner ring of rolling bearing 22 be interference fitted；Second cross beam 32 is provided with far from the end of groove 321
Thread barrel 323, thread barrel 323 and 21 screw thread of screw rod are socketed, and the driving for driving screw rod 21 to rotate is provided in second base 2
Component.
As shown in Figure 2,4, driving assembly is the rotary electric machine 7 being arranged in second base 2, is provided in second base 2
Covering 23 for covering rotary electric machine 7;The output shaft of rotary electric machine 7 passes through the side wall of second base 2 and to the second bottom
Extend in seat 2, the end being located in second base 2 on the output shaft of rotary electric machine 7 is coaxially arranged with drive bevel gear 71, screw rod
21 are coaxially arranged with driven wheel of differential 211, driven wheel of differential 211 and drive bevel gear 71 on the bar wall in second base 2
Intermeshing.
Starting rotary electric machine 7, the drive bevel gear 71 on the output shaft of rotary electric machine 7 starts to rotate synchronously at this time, due to
Drive bevel gear 71 is engaged with driven wheel of differential 211, therefore driven wheel of differential 211 can also start turning, driven wheel of differential 211
Rotation will drive the rotation of screw rod 21；Since the thread barrel 323 on second cross beam 32 is socketed with 21 screw thread of screw rod, and first
Crossbeam 31 connect after sleeve 311 with second cross beam 32 and also covers in column 11, therefore just with the rotation limit for height crossbeam 3 of screw rod 21
Can be mobile in vertical direction, to realize the adjusting to 3 height of limit for height crossbeam.
Specific work process: when installation, first base 1 and second base 2 are individually positioned in the two sides of road, and with admittedly
Determine bolt 4 all to fix first base 1 and second base 2 on the ground, so that oneself of first crossbeam 31 and second cross beam 32
From holding the position for being in and extending to the two direction close to each other, then vertical sliding first crossbeam 31, so that 311 edge of sleeve
Column 11 length direction it is mobile, it is convex on first crossbeam 31 at this time to drive first crossbeam 31 mobile in vertical direction
Block 312 will moving and slide into the groove 321 of 32 end of second cross beam with first crossbeam 31, finally articulated slab is revolved
To the position for covering the opening of groove 321, screws and tighten bolt 6；The height for such as needing to adjust limit for height crossbeam 3, is opened
Dynamic rotary electric machine 7, limit for height crossbeam 3 automatically slowly will be increased or be declined in vertical direction.
Claims (8)
1. a kind of bridge height limiter, including first base (1), second base (2) and setting are in first base (1) and the second bottom
Limit for height crossbeam (3) between seat (2), it is characterised in that: the limit for height crossbeam (3) includes the be arranged on first base (1)
One crossbeam (31) and second cross beam (32) on second base (2) is set, is provided with straight up on the first base (1)
The column (11) of extension, one end of the first crossbeam (31) are provided with the sleeve (311) being slidably socketed with the column (11),
The end of first crossbeam (31) the face second cross beam (32) is provided with convex block (312), the end of the second cross beam (32)
The groove (321) slid into for convex block (312) is offered, is provided on the second cross beam (32) for convex block (312) are fixed
Fixing piece in groove (321), the first base (1) and second base (2) are connect by fixing bolt (4) with ground.
2. a kind of bridge height limiter according to claim 1, it is characterised in that: the convex block (312) is swallow-tail form, institute
The shape of the shape and the convex block (312) of stating groove (321) matches.
3. a kind of bridge height limiter according to claim 2, it is characterised in that: the upper end of the groove (321) and institute
Top connection, the setting of lower end closure of second cross beam (32) are stated, the fixing piece includes hinged is arranged in second cross beam (32)
Top and the barrier plate (5) for being located at groove (321) opening, the barrier plate (5) offer first far from the end of hinged place
Threaded hole (51) offers the second threaded hole (322) at the top of the second cross beam (32), first threaded hole (51) and the
Screw thread, which is equipped with, between two threaded holes (322) tightens bolt (6).
4. a kind of bridge height limiter according to claim 1, it is characterised in that: rotate and set on the second base (2)
It is equipped with the screw rod (21) extended straight up, the second cross beam (32) is provided with and the silk far from the end of groove (321)
The thread barrel (323) of bar (21) screw thread socket, the driving for driving screw rod (21) to rotate is provided on the second base (2)
Component.
5. a kind of bridge height limiter according to claim 4, it is characterised in that: the hollow setting of the second base (2),
The upper and lower ends of the second base (2) are embedded with the rolling bearing (22) being on same vertical line, the screw rod (21)
Across two rolling bearings (22) inner ring and with the inner ring of the rolling bearing (22) be interference fitted.
6. a kind of bridge height limiter according to claim 5, it is characterised in that: the driving component includes setting the
Rotary electric machine (7) on two pedestals (2), the output shaft of the rotary electric machine (7) pass through the side wall of the second base (2) and to
Extend in second base (2), the end being located in second base (2) on the output shaft of the rotary electric machine (7) is coaxially arranged with
Drive bevel gear (71) is coaxially arranged with and the active conical tooth on the bar wall that the screw rod (21) is located in second base (2)
Take turns the driven wheel of differential (211) of (71) engagement.
7. a kind of bridge height limiter according to claim 1, it is characterised in that: be provided on the first base (1)
The measurement ruler (12) extended straight up.
8. a kind of bridge height limiter according to claim 1, it is characterised in that: be provided on the second base (2)
Covering (23) for covering rotary electric machine (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821766185.7U CN209323419U (en) | 2018-10-26 | 2018-10-26 | A kind of bridge height limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821766185.7U CN209323419U (en) | 2018-10-26 | 2018-10-26 | A kind of bridge height limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209323419U true CN209323419U (en) | 2019-08-30 |
Family
ID=67708862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821766185.7U Expired - Fee Related CN209323419U (en) | 2018-10-26 | 2018-10-26 | A kind of bridge height limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209323419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459353A (en) * | 2020-10-30 | 2021-03-09 | 任佳鸣 | Cold-formed thin-wall hollow I-shaped steel |
-
2018
- 2018-10-26 CN CN201821766185.7U patent/CN209323419U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459353A (en) * | 2020-10-30 | 2021-03-09 | 任佳鸣 | Cold-formed thin-wall hollow I-shaped steel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190830 Termination date: 20211026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |