CN211953895U - Portable measuring scale for measuring dislocation quantity of shield segment - Google Patents
Portable measuring scale for measuring dislocation quantity of shield segment Download PDFInfo
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- CN211953895U CN211953895U CN202020637983.0U CN202020637983U CN211953895U CN 211953895 U CN211953895 U CN 211953895U CN 202020637983 U CN202020637983 U CN 202020637983U CN 211953895 U CN211953895 U CN 211953895U
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Abstract
The utility model discloses a portable dipperstick that is used for shield to construct section of jurisdiction wrong platform volume to measure, include: a housing; a guide groove vertically disposed inside the housing; the measuring scale is connected with the guide groove in a sliding mode, a groove is formed in one side of the measuring scale, the bottom of the measuring scale is connected with the shell through a first elastic element, and a through hole is formed in the top of the shell; the button, its level is located the inside of stating the shell, and the one end of button is passed through second elastic element and is connected with the shell, and the shell is worn out to the other end, and one side interval that the button is close to the dipperstick is equipped with stopper one and stopper two, and wherein, when the button is located first card and ends the position, stopper one is located the recess and rather than the joint, when the button is located second card and ends the position, stopper two and the lateral wall butt of dipperstick. The utility model discloses a button that sets up and dipperstick relative activity fixes the dipperstick in the measuring position, the value of wrong platform volume of reading out that can be quick, accurate.
Description
Technical Field
The utility model relates to a shield constructs construction and detects technical field. More specifically speaking, the utility model relates to a portable dipperstick that is used for shield to construct section of jurisdiction wrong platform volume to measure.
Background
The duct piece staggering means that the inner arc surface of the duct piece is uneven between adjacent duct pieces of the same ring or adjacent ring duct pieces after the duct pieces are assembled, the duct piece staggering not only influences the appearance quality of a tunnel, but also can cause a series of problems such as duct piece breakage, tunnel leakage and shield tail brush damage. Therefore, in the daily safety maintenance of the tunnel, it is extremely necessary to measure the slab staggering height of the shield tunnel segment.
The common method for measuring the dislocation quantity of the duct piece directly measures the dislocation height by using a steel ruler or a clearance gauge, is greatly limited by environmental conditions, cannot accurately judge whether dislocation exists or read the dislocation quantity value when the illumination condition in a tunnel is insufficient or the space environment is narrow, and has low working efficiency; in addition, there is also a method of detecting the amount of dislocation by adding a laser device to the measuring apparatus, which can automatically detect the amount of dislocation by an instrument and has high measuring accuracy, but the measuring apparatus has a complicated structure and is expensive.
For quick, accurate measuring the section of jurisdiction wrong platform volume between shield structure shaping section of jurisdiction, improve quality testing personnel work efficiency and practice thrift construction cost, need a simple structure and can be quick accurate measuring device of measurement section of jurisdiction wrong platform volume.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable dipperstick for shield constructs section of jurisdiction wrong platform volume measurement fixes the dipperstick in the measuring position through the button that sets up and dipperstick relative activity, the value of wrong platform volume of reading out that can be quick, accurate.
In order to realize according to the utility model discloses these objects and other advantages, a portable dipperstick for shield constructs section of jurisdiction dislocation volume is measured is provided, include:
a housing comprising an outer shell; a guide groove vertically disposed inside the housing;
the measuring scale is vertically arranged and is in sliding connection with the guide groove, a groove is formed in one side of the measuring scale, the bottom of the measuring scale is connected with the bottom of the shell through a vertically arranged first elastic element, and a through hole through which the measuring scale penetrates is formed in the top of the shell;
the button, its level is located the inside of shell, the second elastic element that the one end of button set up through the level with the lateral wall of shell is connected, and the other end is worn out the shell and with shell sliding connection, the button is close to one side of dipperstick is followed the length direction interval of button is equipped with stopper one and stopper two, wherein, works as when the button is located first card stop position, stopper one is located in the recess and rather than the joint, works as when the button is located second card stop position, stopper two with the lateral wall butt of dipperstick.
Preferably, the portable measuring scale for measuring the dislocation amount of the shield segment further comprises: the two mounting grooves are respectively arranged on the inner wall of the shell and are in one-to-one correspondence with the first elastic elements and the second elastic elements, and the bottom of any mounting groove is fixedly connected with one end of the corresponding elastic element.
Preferably, the portable measuring scale for measuring the dislocation quantity of the shield segment is fixedly connected with the stress end of the first elastic element through a connecting piece.
Preferably, the portable measuring scale for measuring the dislocation quantity of the shield segment is characterized in that the guide groove is a cross-shaped groove, the measuring scale passes through a support and is fixedly connected with the connecting piece, the support is of a cross-shaped structure and is connected with the guide groove in a matching manner, and the measuring scale is arranged in a transverse groove or a longitudinal groove of the guide groove.
Preferably, the portable measuring scale for measuring the dislocation quantity of the shield segment is characterized in that the height of the second limiting block is greater than that of the groove, and the length of the second limiting block is greater than 1/4 of the width of the measuring scale.
Preferably, the portable measuring scale for measuring the dislocation quantity of the shield segment is provided with a rubber plate on the side wall adjacent to the second limiting block and the first limiting block.
The utility model discloses at least, include following beneficial effect:
1. be equipped with the casing in the dipperstick outside, accessible button when the dipperstick is in non-measuring state stops the dipperstick inside the casing to protect the dipperstick and prevent unnecessary wearing and tearing.
2. Utilize the dipperstick to stretch out the outside back of casing under free state and measure the piece dislocation volume with the difference in height on casing surface, the value of dislocation volume equals the reading of casing surface position on the dipperstick this moment, but quick, audio-visual reading dislocation volume to improve the degree of accuracy of measured value.
3. Through the relative position relation of button and dipperstick, when the dipperstick is in measuring state, the accessible compresses tightly the button and makes its reading position of hugging closely the dipperstick surface with fixed dipperstick, and the numerical value that still can be quick, accurate reading wrong platform volume after the dipperstick leaves wrong platform department makes be arranged in shield structure section of jurisdiction wrong platform volume measuring portable dipperstick applicable to the limited measuring environment in space.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a front view of a portable measuring ruler for measuring dislocation quantity of a shield segment according to an embodiment of the present invention in a non-measuring state;
fig. 2 is a bottom view of the portable measuring ruler for measuring the dislocation quantity of the shield segment in the above embodiment in a non-measuring state;
fig. 3 is a front view of the portable measuring ruler for measuring the dislocation quantity of the shield segment in the above embodiment in a free state;
fig. 4 is a bottom view of the portable measuring ruler for measuring the dislocation quantity of the shield segment in the above embodiment in a free state;
fig. 5 is a front view of the portable measuring ruler for measuring the dislocation quantity of the shield segment in the above embodiment in a measuring state;
fig. 6 is a bottom view of the portable measuring ruler for measuring the dislocation quantity of the shield segment in the above embodiment in a measuring state;
FIG. 7 is a front view of the measuring ruler in the above embodiment;
FIG. 8 is a top view of the measuring ruler in the above embodiment;
FIG. 9 is a schematic structural diagram of the button in the above embodiment;
FIG. 10 is a front view of the housing in the above embodiment;
FIG. 11 is a top view of the housing of the above embodiment;
fig. 12 is a schematic view of the overall structure of the portable measuring ruler for measuring the dislocation quantity of the shield segment in the above embodiment in the measuring state.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1-12, the utility model provides a portable dipperstick for shield constructs section of jurisdiction wrong platform volume measurement includes:
a housing 1 including a shell 11; a guide groove 12 vertically provided inside the housing 11;
the measuring scale 3 is vertically arranged and is in sliding connection with the guide groove 12, a groove 5 is formed in one side of the measuring scale 3, the bottom of the measuring scale 3 is connected with the bottom of the shell 11 through a first elastic element 21 which is vertically arranged, and a through hole 15 through which the measuring scale penetrates is formed in the top of the shell 11;
Among the above-mentioned technical scheme, a portable dipperstick for shield constructs section of jurisdiction wrong platform volume measurement divides into three kinds of states according to the position relation of dipperstick and button: a non-measurement state, a free state, and a measurement state. In a non-measuring state, the measuring scale 3 is completely positioned in the shell 1 and is clamped with the first limiting block 41 of the button 4 to be incapable of moving; in a free state, the measuring ruler penetrates out of the shell 11 and is positioned between the first limiting block 41 and the second limiting block 43; under the measuring state, the measuring scale is extruded by external force along the vertical direction, and clings to the side wall of the second limiting block 43. When the measuring scale is in a non-measuring state, the button 4 is located at a first clamping position, the first limiting block 41 is clamped with the groove 5 to clamp the measuring scale 3 inside the shell 1, and the second limiting block 43 is abutted to the inner wall of the shell 11; when the dipperstick is in the measuring state, button 4 is in the second and stops the position, and stopper two 43 and dipperstick 3's lateral wall butt this moment to the dead dipperstick 3 of lock makes it unmovable.
In a non-measuring state, when a disposable acting force is applied to the button 4 from the outside, the second elastic element 22 is compressed, the first stopper 41 leaves the groove 5, the measuring scale 3 enters between the first stopper 41 and the second stopper 43 and is ejected out of the shell 1 under the reaction force of the first elastic element 21, and then the measuring scale enters a free state; in a free state, a certain acting force is continuously applied to the button 4 from the outside, so that the second limiting block 43 is attached to the side wall of the measuring ruler 3, and the measuring ruler is fixed between the second limiting block 43 and the guide groove 12 and is in a measuring state; under the measuring state, loosen button 4, button 4 receives the outside bounce of the reaction force of second elastic element 22, and the lateral wall and the dipperstick contact of stopper one 41, from the outside exert effort to dipperstick 3 and make it compress tightly first elastic element until recess 5 and the coincidence of stopper one 41, stopper automatic card for a moment goes into in the recess and fixes dipperstick 3, and dipperstick 3 returns to non-measuring state. The utility model discloses a cooperation of two stoppers on the button and dipperstick, shell forms the card end state of two kinds of dipperstick and button, corresponds the non-measuring state and the measuring state of dipperstick to dipperstick under the corresponding state carries on spacingly, and the quick, accurate value of reading out the wrong platform volume of the operating personnel of being convenient for improves measurement of efficiency.
In another technical solution, the portable measuring ruler for measuring the dislocation amount of the shield segment, the housing 1 further includes: and the two mounting grooves are respectively arranged on the inner wall of the shell 11 and are in one-to-one correspondence with the first elastic element 21 and the second elastic element 22, and the bottom of any mounting groove is fixedly connected with one end of the corresponding elastic element. The two mounting grooves comprise a first mounting groove 13 and a second mounting groove 14, the first elastic element 21 is connected with the bottom of the first mounting groove 13, the second elastic element 22 is connected with the bottom of the second mounting groove 14, the two mounting grooves respectively play a role in preliminary guiding to the two elastic elements, the elastic elements can be kept vertical in motion, radial deformation of the elastic elements is prevented, and normal work of the whole device is influenced.
In another technical solution, the portable measuring scale for measuring the dislocation amount of the shield segment is characterized in that the measuring scale 3 is fixedly connected with the stressed end of the first elastic element 21 through a connecting piece 32. The first elastic element is preferably a coil spring, and the connecting piece 32 is of a hollow cylindrical structure, so that the force from the first elastic element can be uniformly transmitted to the measuring scale above along the vertical direction, and the measuring scale is ensured to stably slide in the guide groove.
In another technical scheme, a portable dipperstick for shield constructs section of jurisdiction dislocation volume is measured, guide way 12 is the cross-shaped groove, dipperstick 3 pass through support 31 with connecting piece 32 fixed connection, support 31 be the cruciform structure and with guide way 12 cooperation is connected, dipperstick 3 is located the cross slot or the vertical inslot of guide way 12. In the above technical solution, in the process of the measuring scale 3 moving along the vertical direction, the guide groove 12 does not affect the synchronous movement of the connecting piece 32 and the first elastic element 21 along the vertical direction along with the measuring scale. The guide groove is preferably of a cross structure, so that the operation track of the measuring scale can be guided and limited simultaneously in the horizontal direction from the transverse direction and the longitudinal direction, the center of gravity of the measuring scale is always positioned at the central point in the movement process, and the accuracy of the dislocation quantity obtained by measurement is further ensured.
In another technical scheme, the portable measuring scale for measuring the dislocation quantity of the shield segment has the advantages that the height of the second limiting block 43 is larger than that of the groove 5, and the length of the second limiting block 43 is larger than 1/4 of the width of the measuring scale 3. Among the above-mentioned technical scheme, dipperstick 3 locates in the transverse groove of guide way 12, the height of stopper two 43 and the height of recess 5 are for following the height that is used for the portable dipperstick of shield segment dislocation volume to measure, the length of stopper two 43 and the width of dipperstick 3 are for following the length of the transverse groove direction of guide way 12. Therefore, when the button is pressed towards the inside of the shell, the groove 5 cannot be clamped with the second limiting block 43 after the first limiting block 41 slides out, but is positioned in a horizontal space between the first limiting block and the second limiting block, and can freely move in the vertical direction. The length of the second limiting block 43 is greater than 1/4 of the width of the measuring scale 3, so that the contact area of the second limiting block 43 and the measuring scale 3 is large enough to provide enough friction force to limit the displacement of the measuring scale 3 in the measuring state.
In another technical scheme, the portable measuring scale for measuring the dislocation quantity of the shield segment is provided with a rubber plate 42 on the side wall of the second limiting block 43 adjacent to the first limiting block 41. The side wall of the second limit block 43 adjacent to the first limit block 41 is the surface of the second limit block 43 contacting the measuring scale 3 in the measuring state, and the rubber plate 42 is arranged on the surface, so that the friction coefficient of the second limit block on the surface can be increased, the operator can continuously press the button 4 with small force, and the purpose of fixing the position of the measuring scale and reading can be achieved.
In this embodiment, the use method of the portable measuring scale for measuring the dislocation quantity of the shield segment is as follows:
step one, selecting a segment to be measured, and enabling one end, provided with a through hole 15, of the portable measuring scale for measuring the dislocation quantity of the shield segment to be close to the position to be measured between the two segments, wherein the measuring scale is in a non-measuring state.
And step two, pressing the button 4 (short pressing) to pop the measuring scale 3 out of the shell 11, wherein the measuring scale is in a free state.
And step three, abutting the end of the measuring scale 3 against a pipe piece 6 protruding outwards (with a lower horizontal position), and pressing the shell 1 downwards to enable the surface with the through hole 15 to be close to the end of the measuring scale 3 until the surface of the shell abuts against a pipe piece 7 recessed inwards (with a higher horizontal position).
Step four, the button 4 is pressed forcibly (normally pressed), so that the rubber plate 42 on the side wall of the second limiting block 43 is abutted against the measuring scale 3 to keep the measuring scale static relative to the shell 1, and the measuring scale is in a measuring state at the moment; reading the reading at the boundary line between the measuring scale and the shell 1, namely the dislocation amount of the duct piece at the boundary line.
Step five, after the wrong stage amount and the corresponding wrong stage position are recorded, the button 4 is loosened, the button 4 automatically bounces outwards under the action force of the second elastic element 22, so that the side wall of the first limiting block 41 is in contact with the measuring scale 3, the measuring scale 3 is manually pressed into the shell 1 until the groove 5 is clamped with the first limiting block 41, and the measuring scale returns to a non-measuring state.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a portable dipperstick that is used for shield to construct section of jurisdiction wrong platform volume to measure which characterized in that includes:
a housing comprising an outer shell; a guide groove vertically disposed inside the housing;
the measuring scale is vertically arranged and is in sliding connection with the guide groove, a groove is formed in one side of the measuring scale, the bottom of the measuring scale is connected with the bottom of the shell through a vertically arranged first elastic element, and a through hole through which the measuring scale penetrates is formed in the top of the shell;
the button, its level is located the inside of shell, the second elastic element that the one end of button set up through the level with the lateral wall of shell is connected, and the other end is worn out the shell and with shell sliding connection, the button is close to one side of dipperstick is followed the length direction interval of button is equipped with stopper one and stopper two, wherein, works as when the button is located first card stop position, stopper one is located in the recess and rather than the joint, works as when the button is located second card stop position, stopper two with the lateral wall butt of dipperstick.
2. The portable measurement ruler for shield segment stagger measurements according to claim 1 wherein the housing further comprises: the two mounting grooves are respectively arranged on the inner wall of the shell and are in one-to-one correspondence with the first elastic elements and the second elastic elements, and the bottom of any mounting groove is fixedly connected with one end of the corresponding elastic element.
3. The portable measuring ruler for shield segment dislocation volume as claimed in claim 1, wherein said measuring ruler is fixedly connected with the force bearing end of said first elastic element by a connector.
4. The portable measuring ruler for measuring the dislocation amount of the shield segment as claimed in claim 3, wherein the guiding slot is a cross-shaped slot, the measuring ruler is fixedly connected with the connecting piece through a bracket, the bracket is a cross-shaped structure and is matched and connected with the guiding slot, and the measuring ruler is arranged in a transverse slot or a longitudinal slot of the guiding slot.
5. The portable measuring ruler for shield segment dislocation quantity according to claim 4, wherein the height of the second limiting block is greater than the height of the groove, and the length of the second limiting block is greater than 1/4 of the width of the measuring ruler.
6. The portable measuring scale for measuring the dislocation amount of the shield segment as claimed in claim 1, wherein a rubber plate is arranged on the side wall of the second limiting block adjacent to the first limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020637983.0U CN211953895U (en) | 2020-04-24 | 2020-04-24 | Portable measuring scale for measuring dislocation quantity of shield segment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020637983.0U CN211953895U (en) | 2020-04-24 | 2020-04-24 | Portable measuring scale for measuring dislocation quantity of shield segment |
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| CN211953895U true CN211953895U (en) | 2020-11-17 |
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| CN202020637983.0U Active CN211953895U (en) | 2020-04-24 | 2020-04-24 | Portable measuring scale for measuring dislocation quantity of shield segment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504062A (en) * | 2020-12-31 | 2021-03-16 | 郑州一建集团有限公司 | Device for measuring dislocation in and between rings of lining segment with high precision |
-
2020
- 2020-04-24 CN CN202020637983.0U patent/CN211953895U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504062A (en) * | 2020-12-31 | 2021-03-16 | 郑州一建集团有限公司 | Device for measuring dislocation in and between rings of lining segment with high precision |
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