CN209840894U - Anti-falling track ranging device - Google Patents
Anti-falling track ranging device Download PDFInfo
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- CN209840894U CN209840894U CN201920635354.1U CN201920635354U CN209840894U CN 209840894 U CN209840894 U CN 209840894U CN 201920635354 U CN201920635354 U CN 201920635354U CN 209840894 U CN209840894 U CN 209840894U
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Abstract
The utility model relates to an anti-falling track distance measuring device, which comprises a distance measuring instrument and an anti-falling track mechanism, wherein the distance measuring instrument comprises a distance measuring wheel and a counter, and the anti-falling track mechanism comprises a track support and a guide component; the rail-mounted bracket comprises a horizontal fixing plate and a vertical fixing plate, wherein a limiting assembly is arranged on the inner side of the vertical fixing plate; the limiting assembly comprises a plurality of limiting pulleys, the limiting pulleys are tightly attached to the side faces of the steel rails to control the distance measuring wheels to walk along the trend of the steel rails, and the limiting pulleys are not in contact with the rail waist and can smoothly pass through the turnout area; the guide assembly is arranged in the front and rear of the distance measuring wheel to assist the distance measuring wheel to walk on the steel rail more smoothly. Wherein spacing subassembly accessible bolt realizes adjustable fixed on vertical fixing plate, can adjust spacing subassembly's height according to actual demand, and the regulation of accessible bolt and nut changes spacing subassembly's lateral length simultaneously, and then adapts to the rail of different specifications. The utility model discloses to the accurate measurement of rail length in can realizing the railway engineering, the slip that prevents to measure the wheel during measurement breaks away from the rail trend.
Description
Technical Field
The utility model relates to a railway engineering measures technical field, specific prevent falling track line range unit that says so.
Background
Railway engineering survey is a measurement work performed for the investigation, design, construction, operation management, and the like of railway engineering. Railway engineering measurement is one of the most basic and critical links in railway engineering, and is particularly important.
The traditional measuring mode adopts the tape measure to measure or the track distancer is measured more, wherein because the tape measure precision of different producers production differs the material and leads to the elasticity different among the tape measure measuring mode, the strength of pulling the ruler can produce little influence to measuring result in the measurement process to pull the ruler many times and can lengthen, the reading is just inaccurate. Secondly, the artificial factors are excessive, the common measuring tape is usually 50 meters or 100 meters, the rise and fall and the reading of the measuring tape each time have artificial errors, each track section is 600 meters and 1000 meters, the measuring tape can be completed by repeated circulation, and the ratio of the obtained data to the actual distance after the errors are accumulated for many times is extremely possible to exceed the limit.
Although the track-mounted distance measuring instrument can continuously travel and count, the track-mounted distance measuring instrument is greatly influenced by human factors, the track-mounted distance measuring instrument is easy to move S-bend and fall down when walking on a steel rail, if the downward pressure is too small, rolling conditions can occur, the counting of the distance measuring instrument can be influenced by the conditions, and the reading error is larger when the track-mounted distance measuring instrument passes through a rail gap or bumps in a turnout area.
Another utility model discloses a be 201720104025.5, it discloses a wheeled rail length measurement device, carries out the measurement to rail length through a set of range finding wheel of card on the rail web of rail, and the device can only be applicable to the rail of craspedodrome, if meetting the rail gap or the trouble district jolts, and the device is difficult to be current, and the range finding wheel of the left and right sides is not unified at the data that non-craspedodrome track section measured, and reading error is great.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned technical problem, provide a prevent falling track capable range unit, can realize the accurate measurement to rail length, guarantee range finding wheel according to the trend walking of rail when preventing that the rail from dropping when measuring.
In order to achieve the above object, the utility model adopts the following technical scheme: a distance measuring device for preventing track falling comprises a track falling prevention mechanism and a distance meter for traveling and counting, wherein the distance meter comprises a distance measuring wheel traveling on the upper surface of a steel rail to measure the length of the steel rail and a counter for calculating the rolling distance of the distance measuring wheel; the rail-mounted bracket comprises a horizontal fixing plate and vertical fixing plates which are distributed on two sides of the steel rail and fixed at the bottom of the horizontal fixing plate; a rectangular hole in the vertical direction is formed in the center line of the horizontal fixing plate, so that the lower end of the distance measuring wheel can pass through the rectangular hole to roll on the upper surface of the steel rail; the inner sides of the two vertical fixing plates are respectively provided with a group of limiting assemblies tightly attached to the side surface of the steel rail, each group of limiting assemblies comprises a plurality of limiting pulleys, and the limiting pulleys are tightly attached to the upper part of the side surface of the steel rail so as to be clamped on the two sides of the steel rail by utilizing the limiting pulleys; the guide assembly comprises two guide pulleys, the guide pulleys are arranged along the rolling direction of the distance measuring wheel and distributed in the front and back of the distance measuring wheel, and the guide pulleys are used for rolling on the steel rail to prevent the rail-mounted support from rubbing with the steel rail.
As the utility model discloses range unit's further improvement: the limiting pulley extends into a groove of a U-shaped limiting plate and penetrates through the central axis of the U-shaped limiting plate through a pin shaft to be connected with the U-shaped limiting plate, and one side, close to the vertical fixing plate, of the U-shaped limiting plate is connected with the vertical fixing plate through a bolt.
As the utility model discloses range unit's further improvement: the vertical fixing plate is provided with a plurality of vertical clamping grooves so that bolts penetrate through the clamping grooves to connect the limiting assembly with the vertical fixing plate, and therefore the height of the limiting assembly is adjustable.
As the utility model discloses range unit's further improvement: the bolt is sleeved with a spring, and two ends of the spring are respectively connected with the U-shaped limiting plate and the vertical fixing plate so as to enable the limiting pulley to abut against the steel rail by utilizing the elasticity of the spring.
As the utility model discloses range unit's further improvement: and the upper part of the horizontal fixing plate is provided with a push rod fixing groove so as to insert a push rod into the horizontal fixing plate and further push the distance measuring wheel through the push rod to measure.
As the utility model discloses range unit's further improvement: the upper part of the horizontal fixed plate is provided with a fixed plate connected with a counter, the top of the fixed plate is connected with the counter, and the bottom of the fixed plate is fixed on the upper surface of the horizontal fixed plate through a fixed rod.
Advantageous effects
One, the utility model discloses rail both sides are hugged closely to range unit's spacing subassembly, and the distance between the spacing subassembly is single with the last plane width of steel rail strip, and rail side roll is hugged closely to spacing pulley when measuring for the range finding wheel can roll according to the trend of rail, realizes more accurate measurement, and spacing pulley is located rail both sides upper portion and rolls in addition, and contactless rail web even meet the trouble district and also can realize accurate measurement.
Two, the utility model discloses range unit's spacing subassembly adopts the cover to have the bolt of spring to fix, supports the rail with spacing pulley with the help of the reaction force of spring, ensures this device can not fall the derailment in the measurement process, ensures that the range finding wheel can roll according to the trend of rail, realizes the measuring accuracy.
Three, the utility model discloses range unit's vertical fixation plate is equipped with vertical draw-in groove, and the bolt passes the draw-in groove and is connected spacing subassembly and vertical fixation plate, and the bolt can be highly fixed wantonly in the draw-in groove, and then realizes the regulation of spacing subassembly height, and the bolt passes through the nut fixed here simultaneously, can realize the horizontal regulation of spacing subassembly to adapt to the rail of different specifications.
Four, the utility model discloses range unit's leading wheel sets up along range finding wheel roll direction to distribute in the front and back of range finding wheel, can assist the walking of range finding wheel when measuring, make this device more level and smooth of walking on the rail, the phenomenon that the rail was rubbed to the support can not appear simultaneously.
Drawings
Fig. 1 is a schematic front structural view of a distance measuring device of embodiment 1 of the present invention;
FIG. 2 is a schematic view of the bottom structure of the distance measuring device of the present invention;
fig. 3 is a schematic front structural view of a distance measuring device of embodiment 2 of the present invention;
fig. 4 is a schematic structural view of the spacing assembly of the distance measuring device of the present invention;
fig. 5 is a schematic side view of a distance measuring device of embodiment 2 of the present invention;
the labels in the figure are: 1. the distance measuring device comprises a distance measuring instrument, 101, a distance measuring wheel, 102, a counter, 2, a rail-mounted support, 201, a horizontal fixing plate, 202, a vertical fixing plate, 2021, a clamping groove, 203, a rectangular hole, 204, a push rod fixing groove, 205, a fixing plate, 206, a fixing rod, 3, a limiting assembly, 301, a limiting pulley, 302, a U-shaped limiting plate, 303, a bolt, 304, a spring, 4, a guiding assembly, 401, a guiding pulley, 5 and a steel rail.
Detailed Description
The present invention will be further explained with reference to the following examples.
Example 1
A track falling prevention track distance measuring device is shown in figure 1 and comprises a track falling prevention mechanism and a distance measuring instrument 1 used for walking and counting, wherein the distance measuring instrument 1 comprises a distance measuring wheel 101 walking on the upper surface of a steel rail 5 to measure the length of the steel rail and a counter 102 used for calculating the rolling distance of the distance measuring wheel 101, the distance measuring wheel 101 penetrates through a central axis through a steel pipe and is connected with the counter 102, during measurement, the distance measuring wheel 101 rolls tightly attached to the upper surface of the steel rail 5, meanwhile, the counter 102 calculates the rolling distance of the distance measuring instrument 101 and displays the rolling distance on an instrument panel on the distance measuring wheel, and a zero return switch is arranged on the counter 102, so that the reading of the counter 102 is returned to zero before each measurement.
The anti-falling mechanism comprises a rail-mounted support 2 and a guide assembly 4 tightly attached to the upper surface of a steel rail 5; the rail-mounted bracket 2 comprises a horizontal fixing plate 201 and vertical fixing plates 202 fixed on two sides of the bottom of the horizontal fixing plate 201; a rectangular hole 203 in the vertical direction is formed in the center line of the horizontal fixing plate 201, so that the lower end of the distance measuring wheel 101 passes through the rectangular hole 203 to roll on the upper surface of the steel rail 5; a group of limiting assemblies 3 tightly attached to the side surface of the steel rail 5 are respectively arranged on the inner sides of the two vertical fixing plates 202, each group of limiting assemblies 3 comprises a plurality of limiting pulleys 301, and the limiting pulleys 301 are tightly attached to the upper part of the side surface of the steel rail 5 so as to be clamped on the two sides of the steel rail by utilizing the limiting pulleys 301; the distance between two sets of spacing subassemblies 3 is the last plane width of single steel rail bar, and spacing subassembly 3 last plane is about 5 millimeters lower than the contact surface of range finding wheel 101 and rail 5 to utilize spacing pulley 301 prevention device to break away from rail 5, steerable range finding wheel 101 rolls according to the trend of rail 5 strictly simultaneously, realizes the accurate measurement to rail 5 length.
As shown in fig. 2, the guiding assembly 4 includes two guiding pulleys 401, and the guiding pulleys 401 are disposed along the rolling direction of the distance measuring wheel 101 and distributed in front and rear of the distance measuring wheel 101, so as to prevent the rail support 2 from rubbing the rail 5 by rolling on the rail 5 through the guiding pulleys 401. The two guide pulleys 401 and the distance measuring wheel 101 are on the same vertical plane, and the lower plane of the guide assembly 4 is higher than the contact surface of the distance measuring wheel 101 and the steel rail 5 by about 2 mm, so as to ensure that the distance measuring wheel 101 rolls on the steel rail 5. Connect distancer 1 with spacing subassembly 3, direction subassembly 4 through the rail line support 2, constitute one and can prevent the track and measure accurate range unit, realize the accurate measurement to rail 5, guarantee that range unit is error-free when crossing the rail gap or the trouble district is jolted.
The utility model discloses an implementation method as follows:
1. the 100 m steel rail 5 is measured by a measuring tape, two ends are marked, one end is marked as '0', and the other end is marked as '100'.
2. Will the utility model discloses range unit places on rail 5, with the contact point and the coincidence of "0" point of range finding wheel 101 and rail 5, promotes this device at the uniform velocity forward to the place that marks as "100", and the contact point of range finding wheel 101 and rail 5 coincides with the lines of "100" mark, checks that the reading on the distancer is 100 meters.
3. Will the utility model discloses range unit places the starting point of the district section of awaiting measuring on rail 5, pulls the switch that returns to zero, makes the count appearance 102 reading be zero, promotes this device at the uniform velocity, relies on the gravity of its self and prevents falling spacing and the guide effect of saying the mechanism, and this device alright steadily moves ahead along rail 5, pushes away it to the district section terminal point of surveying, reading and record.
4. And (4) pulling a return-to-zero switch, returning the counter 102 to zero, and sequentially measuring each section to be measured according to the method.
Example 2
The embodiment is an improvement on embodiment 1, as shown in fig. 3, 4 and 5, the limiting pulley 301 extends into a groove of a U-shaped limiting plate 302 and is connected with the U-shaped limiting plate 302 by a pin shaft penetrating through the central axis thereof, and the edge of the limiting pulley 301 leaks out from the side of the U-shaped limiting plate 302 close to the steel rail 5 and rolls close to the side surface of the steel rail 5. The side of the U-shaped position-limiting plate 302 close to the vertical fixing plate 202 is connected with the vertical fixing plate 202 through a bolt 303. A plurality of vertical clamping grooves 2021 are formed in the vertical fixing plate 202, so that the limiting component 3 is connected with the vertical fixing plate 202 by bolts 303 penetrating through the clamping grooves 2021, and the height of the limiting component 3 is adjustable. The bolt 303 can be fixed at any height in the clamping groove 2021, so that the height of the limiting component 3 can be adjusted, and meanwhile, the bolt 303 is fixed through a nut, so that the transverse adjustment of the limiting component 3 can be realized, and the steel rail 5 with different specifications can be adapted.
The bolt 303 is sleeved with a spring 304, two ends of the spring 304 are respectively connected with the U-shaped limiting plate 302 and the vertical fixing plate 202, so that the limiting pulley 301 is abutted against the steel rail 5 by using the elasticity of the spring 304, the phenomenon that the rail falls and derails in the measuring process is avoided, the distance measuring wheel can roll according to the trend of the steel rail 5, and the measuring accuracy is realized.
For the operation of this device of convenience, set up a push rod fixed slot 204 on horizontal fixed plate 201 upper portion to insert the push rod and then promote the range finding wheel 101 through the push rod and measure to it, push rod fixed slot 204 lateral wall runs through and is equipped with two screws rods, the convenient fixed push rod. In addition, a fixing plate 205 connected with the counter 102 is arranged on the upper part of the horizontal fixing plate 201, the top of the fixing plate 205 is connected with the counter 102, and the bottom is fixed on the upper surface of the horizontal fixing plate 201 through a fixing rod 206.
This embodiment is the best embodiment of the present invention.
Claims (6)
1. The utility model provides an anti-derailment rail way range unit, includes anti-derailment mechanism and distancer (1) that is used for the walking count, distancer (1) including walk in rail upper surface with distance measuring wheel (101) of measuring rail length and be used for calculating distancer (101) count appearance (102) of distance measuring wheel (101) distance of sliding, its characterized in that: the anti-falling mechanism comprises a rail-mounted support (2) and a guide assembly (4) tightly attached to the upper surface of the steel rail; the rail-mounted support (2) comprises a horizontal fixing plate (201) and vertical fixing plates (202) which are distributed on two sides of the steel rail and fixed at the bottom of the horizontal fixing plate (201); a rectangular hole (203) in a vertical direction is formed in the center line of the horizontal fixing plate (201), so that the lower end of the distance measuring wheel (101) can pass through the rectangular hole (203) to roll on the upper surface of a steel rail; a group of limiting assemblies (3) tightly attached to the side face of the steel rail are respectively arranged on the inner sides of the two vertical fixing plates (202), each group of limiting assemblies (3) comprises a plurality of limiting pulleys (301), and the limiting pulleys (301) are tightly attached to the upper part of the side face of the steel rail so as to be clamped on the two sides of the steel rail by the limiting pulleys (301); the guide assembly (4) comprises two guide pulleys (401), the guide pulleys (401) are arranged along the rolling direction of the distance measuring wheel (101) and are distributed in the front and back of the distance measuring wheel (101) so as to prevent the rail-mounted support (2) from rubbing with the steel rail by utilizing the guide pulleys (401) to roll on the steel rail.
2. The derailment prevention track distance measuring device according to claim 1, wherein: the limiting pulley (301) extends into a groove of a U-shaped limiting plate (302), a pin shaft penetrates through the central axis of the limiting pulley to be connected with the U-shaped limiting plate (302), and one side, close to the vertical fixing plate (202), of the U-shaped limiting plate (302) is connected with the vertical fixing plate (202) through a bolt (303).
3. The derailment prevention track distance measuring device according to claim 2, wherein: the vertical fixing plate (202) is provided with a plurality of vertical clamping grooves (2021) so that the limiting assembly (3) is connected with the vertical fixing plate (202) by penetrating the clamping grooves (2021) through bolts (303), and the height of the limiting assembly (3) can be adjusted.
4. The derailment prevention track distance measuring device according to claim 2, wherein: the bolt (303) is sleeved with a spring (304), and two ends of the spring (304) are respectively connected with the U-shaped limiting plate (302) and the vertical fixing plate (202) so as to enable the limiting pulley (301) to abut against the steel rail by utilizing the elasticity of the spring (304).
5. The derailment prevention track distance measuring device according to claim 1, wherein: the upper part of the horizontal fixing plate (201) is provided with a push rod fixing groove (204) so that a push rod can be inserted into the push rod to push the distance measuring wheel (101) to measure.
6. The derailment prevention track distance measuring device according to claim 1, wherein: the upper part of the horizontal fixing plate (201) is provided with a fixing plate (205) connected with the counting instrument (102), the top of the fixing plate (205) is connected with the counting instrument (102), and the bottom of the fixing plate is fixed on the upper surface of the horizontal fixing plate (201) through a fixing rod (206).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920635354.1U CN209840894U (en) | 2019-05-06 | 2019-05-06 | Anti-falling track ranging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920635354.1U CN209840894U (en) | 2019-05-06 | 2019-05-06 | Anti-falling track ranging device |
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| CN209840894U true CN209840894U (en) | 2019-12-24 |
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| CN201920635354.1U Active CN209840894U (en) | 2019-05-06 | 2019-05-06 | Anti-falling track ranging device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017752A (en) * | 2019-05-06 | 2019-07-16 | 中国铁建电气化局集团第一工程有限公司 | A kind of anti-lost track row range unit |
| CN112048951A (en) * | 2020-09-01 | 2020-12-08 | 杨钧元 | Sleeper replacing device for railway track traffic |
| CN112098134A (en) * | 2020-09-27 | 2020-12-18 | 中国建筑第二工程局有限公司 | Track type amusement facility safety envelope detection device |
| CN113758449A (en) * | 2021-09-03 | 2021-12-07 | 武汉一冶钢结构有限责任公司 | Anti-derailment detection system and detection method for traveling crane on track |
-
2019
- 2019-05-06 CN CN201920635354.1U patent/CN209840894U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017752A (en) * | 2019-05-06 | 2019-07-16 | 中国铁建电气化局集团第一工程有限公司 | A kind of anti-lost track row range unit |
| CN112048951A (en) * | 2020-09-01 | 2020-12-08 | 杨钧元 | Sleeper replacing device for railway track traffic |
| CN112048951B (en) * | 2020-09-01 | 2021-06-15 | 杨钧元 | Sleeper replacing device for railway track traffic |
| CN112098134A (en) * | 2020-09-27 | 2020-12-18 | 中国建筑第二工程局有限公司 | Track type amusement facility safety envelope detection device |
| CN112098134B (en) * | 2020-09-27 | 2021-07-20 | 中国建筑第二工程局有限公司 | Track type amusement facility safety envelope detection device |
| CN113758449A (en) * | 2021-09-03 | 2021-12-07 | 武汉一冶钢结构有限责任公司 | Anti-derailment detection system and detection method for traveling crane on track |
| CN113758449B (en) * | 2021-09-03 | 2023-06-27 | 武汉一冶钢结构有限责任公司 | Derailment prevention detection system and detection method for traveling crane on track |
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