CN214997677U - Positioning device for railway tunnel protection construction - Google Patents
Positioning device for railway tunnel protection construction Download PDFInfo
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- CN214997677U CN214997677U CN202121935210.1U CN202121935210U CN214997677U CN 214997677 U CN214997677 U CN 214997677U CN 202121935210 U CN202121935210 U CN 202121935210U CN 214997677 U CN214997677 U CN 214997677U
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Abstract
The utility model belongs to the technical field of auxiliary device is used in the railway tunnel construction and specifically relates to a positioner is used in railway tunnel protection construction is related to, and it includes, bottom sprag component, installation support component, angular adjustment component, screw drive component, supporting beam framework component, first supporting rail, first installation slider, connection drive component, removal mount pad and contact mark locating component, bottom sprag component install subaerial, the utility model discloses can arrange between the both sides of railway tunnel mouth when specifically installing, can carry out quick hole site location mark to the both sides position of railway tunnel mouth, very big improvement the location efficiency of hole site, guaranteed the construction operation time in later stage.
Description
Technical Field
The utility model belongs to the technical field of auxiliary device is used in the railway tunnel construction and specifically relates to a positioner is used in railway tunnel protection construction.
Background
The railway tunnel portal is located at the outermost end of a railway tunnel, and the influence of the daily external environment is the greatest, so that the requirement on reinforcing the railway tunnel portal is increased, the drilling operation is generally required to be carried out on the construction parts on the two sides of the tunnel portal through drilling equipment, during the concrete operation, in order to improve the construction strength and quality, the symmetry of the drilling positions on the two sides of the tunnel portal needs to be ensured, the existing mode is that the drilling positions are determined in a manual scale using mode, a large amount of physical strength and time of workers need to be consumed, and the requirements of timeliness and high efficiency of construction operation cannot be met.
Disclosure of Invention
The utility model aims at providing a positioner is used in railway tunnel protection construction, it can arrange between the both sides of railway tunnel mouth when specifically installing, can carry out quick hole site location mark to the both sides position of railway tunnel mouth, very big improvement the location efficiency of hole site, guaranteed the construction activity duration in later stage.
In order to achieve the purpose of the invention, the utility model adopts the following technical scheme:
a positioning device for railway tunnel protection construction comprises a bottom supporting member, a mounting and supporting component, an angle adjusting member, a screw driving member, a supporting beam frame member, a first supporting guide rail, a first mounting slider, a connecting and driving member, a movable mounting seat and a contact mark positioning member, wherein the bottom supporting member is mounted on the ground, the bottom of the mounting and supporting component is mounted on the bottom supporting member and fixedly connected with the bottom supporting member, the angle adjusting member is mounted at the upper part of the mounting and supporting component and fixedly connected with the mounting and supporting component, the supporting beam frame member is mounted at the upper part of the angle adjusting member and fixedly connected with the angle adjusting member, the screw driving member is mounted at the lower part of the supporting beam and connected with the supporting beam frame member, the first supporting guide rail is arranged at the upper part of the supporting cross beam frame member and is fastened on the supporting cross beam frame member through a fastening bolt, the first mounting sliding block is arranged on the first supporting guide rail and is in damping sliding contact with the first supporting guide rail, the movable mounting seat is arranged on the first mounting sliding block and is fixedly connected with the first mounting sliding block, the contact mark positioning member is arranged on the upper part of the movable mounting seat and is fixedly connected with a platform on the upper part of the movable mounting seat, the lower side of the connecting driving member is arranged on the screw driving member and is connected with the screw driving member in a threaded fit mode, and the upper side of the connecting driving member is arranged on the movable mounting seat and is fixedly connected with the movable mounting seat.
The bottom sprag component include, mounting base, second support rail, second installation slider and removal mounting panel, mounting base's bottom install subaerial, second support rail install the upper portion position at mounting base and with mounting base fixed link to each other, second installation slider block on second support rail and with second support rail looks damping sliding contact, the removal mounting panel install the upper portion position at second installation slider and with second installation slider fixed link to each other.
The installation support component include, downside mounting panel, vertical mounting bracket and horizontal mounting panel, the bottom of downside mounting panel install on the removable mounting panel and with the removable mounting panel is fixed to link to each other, install vertical mounting bracket on the downside mounting panel, vertical mounting bracket and downside mounting panel fixed link to each other, the horizontal mounting panel install at the top position of vertical mounting bracket and with vertical mounting bracket fixed link to each other.
The angle adjustment component comprises an adjustment motor, an adjustment motor shaft, a drive mounting disc and a motor mounting frame, wherein the bottom of the motor mounting frame is mounted on the horizontal mounting plate and fixedly connected with the horizontal mounting plate, the adjustment motor is arranged in the motor mounting frame, the adjustment motor shaft is mounted on the adjustment motor and fixedly connected with the adjustment motor, and the drive mounting disc is mounted at the outer end part of the adjustment motor shaft and fixedly connected with the adjustment motor shaft.
The supporting beam frame member comprises a motor mounting plate, a first bearing seat, a second bearing seat and a guide rail supporting beam, wherein the first bearing seat is mounted at the lower part of the left side of the guide rail supporting beam and fixedly connected with the guide rail supporting beam, the second bearing seat is mounted at the lower part of the right side of the guide rail supporting beam and fixedly connected with the guide rail supporting beam, and the motor mounting plate is mounted at the end part of the left side of the guide rail supporting beam and fixedly connected with the guide rail supporting beam.
The screw driving component comprises a driving motor, a driving motor shaft, an adjusting screw rod, a first supporting bearing and a second supporting bearing, wherein the first supporting bearing is installed in a first bearing seat, the second supporting bearing is installed in a second bearing seat, one side of the adjusting screw rod is installed at the bearing inner ring position of the first supporting bearing and is connected with the bearing inner ring interference fit of the first supporting bearing, the other side of the adjusting screw rod is installed at the bearing inner ring position of the second supporting bearing and is connected with the bearing inner ring interference fit of the second supporting bearing, the driving motor is installed on a motor installation plate and is fixedly connected with the motor installation plate, the driving motor shaft is installed, and one side end part of the adjusting screw rod is installed on the driving motor shaft and is fixedly connected with the driving motor shaft.
The connecting and driving component comprises a movable threaded sleeve, a transition connecting frame and a mounting and driving plate, wherein a mounting threaded through hole is processed in the movable threaded sleeve, the movable threaded sleeve is mounted on an adjusting screw rod through the mounting threaded through hole and is in threaded fit with the adjusting screw rod, the lower side of the transition connecting frame is mounted on the outer side wall of the movable threaded sleeve and is fixedly connected with the movable threaded sleeve, and one side of the mounting and driving plate is mounted on the upper portion of the transition connecting frame and is fixedly connected with the transition connecting frame.
Contact mark positioning member include, installation base frame, support mounting bracket, installation thread bush, guide cylinder, contact mark head, adjustment installation screw rod and adjustment hand wheel, the bottom of installation base frame install on removing the mount pad and with remove the mount pad fixed and link to each other, the support mounting bracket install on the installation base frame and with installation base frame vertical fixation link to each other, install installation thread bush and guide cylinder on supporting the mounting bracket, it has the screw through-hole to process in installation thread bush, processing has the guiding through-hole in the guide cylinder, adjustment installation screw rod run through and install in the guiding through-hole after and pass through screw-thread fit with the screw through-hole and link to each other, adjustment hand wheel and contact mark head two install the both sides tip position at adjustment installation screw rod and with adjustment installation screw rod fixed continuous.
The utility model has the advantages that: the utility model provides a positioner is used in railway tunnel protection construction, mainly through bottom sprag component, the angular adjustment component, the screw drive component, the common installation cooperation of component parts such as supporting beam framework component and contact mark locating member, can carry out very standard and accurate hole site mark operation that punches to railway tunnel portal both sides when specifically using, and then the hole site of the hole that guarantees that later stage drilling equipment drills out has standard symmetry precision, satisfy later stage construction operation's use needs, very big reduction the intensity of labour when operation workman carries out hole site mark and measures, the precision efficiency of hole site mark has been improved, the drilling efficiency of later stage drilling equipment has been guaranteed, and then the whole operation time limit for a project of railway tunnel protection construction has been guaranteed.
Drawings
FIG. 1 is a schematic view of the overall installation structure of the present invention;
FIG. 2 is a schematic structural view of a bottom support member of the present invention;
fig. 3 is a schematic structural view of the mounting support member of the present invention;
fig. 4 is a schematic structural view of an angle adjusting member according to the present invention;
fig. 5 is a schematic structural view of a screw driving member according to the present invention;
FIG. 6 is a schematic structural view of a support cross frame member of the present invention;
FIG. 7 is a schematic structural view of the connection driving member of the present invention;
FIG. 8 is a schematic view of the contact mark positioning member of the present invention;
the reference numbers in the figures are: 1-bottom support member, 2-installation support member, 3-angle adjustment member, 4-screw drive member, 5-support cross beam member, 6-first support rail, 7-first installation slider, 8-connection driving member, 9-contact mark positioning member, 10-mobile installation base, 101-installation base, 102-second support rail, 103-second installation slider, 104-mobile installation plate, 201-lower installation plate, 202-vertical installation frame, 203-horizontal installation plate, 301-adjustment motor, 302-adjustment motor shaft, 303-drive installation disk, 304-motor installation frame, 401-drive motor, 402-drive motor shaft, 403-adjustment screw, 404-first support bearing, 403, etc, 405-a second support bearing, 501-a motor mounting plate, 502-a first bearing seat, 503-a second bearing seat, 504-a guide rail support beam, 801-a movable threaded sleeve, 802-a transition connecting frame, 803-a driving plate, 901-a mounting base frame, 902-a support mounting frame, 903-a mounting threaded sleeve, 904-a guide cylinder, 905-a contact marking head, 906-an adjusting mounting screw rod and 907-an adjusting hand wheel.
Detailed Description
Specific example 1: the core of the utility model is to provide a positioner is used in railway tunnel protection construction, can carry out very standard and accurate hole site mark operation of punching to railway tunnel portal both sides when specifically using, and then guarantee that the hole site in the hole that later stage drilling equipment bored has the symmetry precision of standard, satisfy the use needs of later stage construction operation, for making this technical field's personnel understand better the technical scheme of the utility model, it is right below combining description drawing and concrete implementation mode the utility model discloses do further detailed description, it needs to explain, is called "being fixed in" or "setting up in" another component when the component, and it can be directly or indirectly connected on another component. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "left" and "right" used in this specification to denote orientation are used with reference to a particular structure shown in the drawings, and do not constitute a limitation on the structure.
As shown in the attached figure 1, the positioning device for railway tunnel protection construction provided by the present invention mainly comprises a bottom support member 1, a mounting support member 2, an angle adjustment member 3, a screw driving member 4, a support beam frame member 5, a first support rail 6, a first mounting block 7, a connecting driving member 8, a movable mounting seat 10 and a contact mark positioning member 9, wherein the bottom of the bottom support member 1 for mounting and supporting the mounting support member 2 is mounted on the ground, the bottom of the mounting support member 2 for mounting the angle adjustment member 3 is fixedly mounted on the bottom support member 1, the lower part of the angle adjustment member 3 for driving the support beam frame member 5 to perform 180 ° angle adjustment is fixedly mounted on the upper part of the mounting support member 2, the support beam frame member 5 for mounting the screw driving member 4 and the first support rail 6 is mounted on the upper part of the angle adjustment member 3, a screw driving member 4 for driving the connecting and driving member 8 to move is mounted on the lower side portion of the supporting beam member 5, a first supporting rail 6 for mounting a first mounting slider 7 is fastened on the upper portion of the supporting beam member 5 by means of a fastening bolt, a first mounting slider 7 for mounting a supporting and moving mounting seat 10 is engaged on the first supporting rail 6 and is in damped sliding contact with the first supporting rail 6, the bottom portion of a moving mounting seat 10 for mounting a contact mark positioning member 9 is fixedly mounted on the upper portion of the first mounting slider 7, the bottom portion of a contact mark positioning member 9 for directly positioning and marking both side walls of the railway tunnel is fixedly mounted on the upper portion platform of the moving mounting seat 10, the lower side of the connecting and driving member 8 for driving the mark positioning member to move is mounted on the screw driving member 4 in a screw-thread fit manner, the upper side of the connecting and driving member 8 is fixedly installed on the side portion of the movable installation seat 10.
As shown in the attached FIG. 2, the bottom support member 1 for mounting and supporting and adjusting the position of the mounting support member 2 comprises a mounting base 101, a second support rail 102, a second mounting block 103, a movable mounting plate 104, and a second support rail 102
The bottom of the mounting base 101 is mounted on the ground, the second support rail 102 for mounting the second mounting block 103 is fixedly mounted on the upper portion of the mounting base 101, the second mounting block 103 for mounting the movable mounting plate 104 is engaged with the second support rail 102 and is in sliding contact with the second support rail 102 in a damping manner, and the movable mounting plate 104 for directly mounting and supporting the mounting support member 2 is fixedly mounted on the upper portion of the second mounting block 103.
As shown in fig. 3, the installation and support component 2 for supporting and installing the angle adjustment member 3 includes a lower mounting plate 201, a vertical mounting plate 202 and a horizontal mounting plate 203, the bottom of the lower mounting plate 201 for installing the vertical mounting plate 202 is fixedly installed on the movable mounting plate 104 and fixedly connected with the movable mounting plate 104, the vertical mounting plate 202 for supporting and installing the horizontal mounting plate 203 is installed on the lower mounting plate 201, the bottom of the vertical mounting plate 202 is fixedly connected with the lower mounting plate 201, and the horizontal mounting plate 203 for directly installing and supporting the angle adjustment member 3 is fixedly installed at the top of the vertical mounting plate 202.
As shown in fig. 4, the angle adjusting member 3 for driving the supporting beam member 5 to perform 180 degree angle adjustment includes an adjusting motor 301, an adjusting motor shaft 302, a driving mounting plate 303, and a motor mounting frame 304, wherein the bottom of the motor mounting frame 304 for mounting the adjusting motor 301 is fixedly mounted on the horizontal mounting plate 203, the adjusting motor 301 is mounted inside the motor mounting frame 304, the adjusting motor shaft 302 is mounted on the adjusting motor 301 and connected to the adjusting motor 301, and the driving mounting plate 303 for directly mounting the supporting beam member 5 is fixedly mounted on the outer end portion of the adjusting motor shaft 302.
As shown in fig. 6, the supporting cross member 5 for mounting the supporting screw driving member 4 includes a motor mounting plate 501, a first bearing housing 502, a second bearing housing 503 and a rail supporting cross member 504, the first bearing housing 502 for mounting the first supporting bearing 404 is fixedly mounted on a left lower portion of the rail supporting cross member 504, the second bearing housing 503 for mounting the second supporting bearing 405 is fixedly mounted on a right lower portion of the rail supporting cross member 504, and the motor mounting plate 501 for mounting the driving motor is fixedly mounted on a left end portion of the rail supporting cross member 504.
As shown in fig. 5, the screw driving member 4 for driving the connecting and driving member 8 to move includes a driving motor 401, a driving motor shaft 402, an adjusting screw 403, a first supporting bearing 404 and a second supporting bearing 405, the first supporting bearing 404 for mounting and supporting one end of the adjusting screw 403 is installed in the first bearing seat 502, the second supporting bearing 405 for mounting and supporting the other end of the adjusting screw 403 is installed in the second bearing seat 503, one side of the adjusting screw 403 for driving the moving screw 801 to move is installed at the inner bearing ring of the first supporting bearing 404 and connected with the inner bearing ring of the first supporting bearing 404 in an interference fit manner, the other side of the adjusting screw 403 is installed at the inner bearing ring of the second supporting bearing 405 and connected with the inner bearing ring of the second supporting bearing 405 in an interference fit manner (both sides of the adjusting screw 403 are cylindrical structures with smooth outer circles, the middle outer circle is provided with an external thread which is in threaded fit with the mounting thread through hole on the movable thread sleeve 801), a driving motor for driving the adjusting screw 403 to rotate is fixedly mounted on the motor mounting plate 501, a driving motor shaft 402 is mounted on the driving motor, and one end part of the adjusting screw 403 is fixedly mounted on the driving motor shaft 402 and receives the rotating power of the driving motor shaft 402.
As shown in fig. 7 of the specification, the connection driving member 8 for driving the movable mounting base 10 to move includes a movable threaded sleeve 801, a transition connection frame 802 and a mounting driving plate 803, wherein a mounting threaded through hole is formed in the movable threaded sleeve 801, the movable threaded sleeve 801 for mounting the transition connection frame 802 is mounted on the adjustment screw 403 through the mounting threaded through hole and is in threaded fit with the adjustment screw 403, the lower side of the transition connection frame 802 for mounting and driving the mounting driving plate 803 is fixedly mounted on the outer side wall of the movable threaded sleeve 801 and is fixedly connected with the movable threaded sleeve 801, and one side of the mounting driving plate 803 for directly driving the movable mounting base 10 to move is fixedly mounted on the upper portion of the transition connection frame 802.
As shown in the attached fig. 8, the contact mark positioning member 9 for directly marking hole locations on both sides of a railway tunnel comprises an installation base frame 901, a support installation frame 902, an installation threaded sleeve 903, a guide cylinder 904, a contact mark head 905, an adjustment installation screw 906 and an adjustment hand wheel 907, wherein the bottom of the installation base frame 901 for installing the support installation frame 902 is fixedly installed on a movable installation base 10, the support installation frame 902 for installing the support installation threaded sleeve 903 and the guide cylinder 904 is vertically and fixedly welded on an upper platform of the installation base frame 901, the installation threaded sleeve 903 and the guide cylinder 904 for installing the adjustment installation screw 906 are installed on the support installation frame 902, a threaded through hole for installing the adjustment installation screw 906 is processed in the installation threaded sleeve 903, a guide through hole (the guide through hole is coaxial with the threaded through hole, the diameter of the guide through hole is larger than the outer diameter of the adjustment installation screw 906 is processed in the guide cylinder 904, external threads are machined on the outer circle of the adjusting and mounting screw 906), the adjusting and mounting screw 906 for mounting the contact marking head 905 penetrates through the guide through hole, then is mounted in the threaded through hole and is connected with the threaded through hole in a threaded fit manner, and the adjusting hand wheel 907 and the contact marking head 905 are fixedly mounted on the end parts of the two sides of the adjusting and mounting screw 906.
The utility model discloses theory of operation and working process when specifically using do: the bottom support member 1 of the present invention can be installed on the ground at the middle part of the railway tunnel, as shown in the attached figure 1, at this time, the operator can position the hole site on the right side wall of the railway tunnel, the specific process is that the operator controls the driving motor in the screw driving member 4 to work through the peripheral controller, the driving motor 401 drives the driving motor shaft 402 to rotate clockwise, the driving motor shaft 402 drives the adjusting screw 403 to rotate clockwise on the first supporting bearing 404 and the second supporting bearing 405, at this time, under the action of the screw pushing force, the adjusting screw 403 pushes the movable thread sleeve 801 installed thereon to move rightwards, the movable thread sleeve 801 drives the installation driving plate 803 through the transition connecting frame 802, the installation driving plate 803 drives the movable installation base 10 to move rightwards, at this time, the contact mark positioning member 9 installed on the movable installation base 10 moves rightwards, until the contact mark head 905 in the contact mark positioning member 9 contacts the right side wall of the railway tunnel and leaves a contact mark trace position on the right side wall of the railway tunnel, the utility model marks the hole site of the right side wall of the railway tunnel, when the hole site marking needs to be carried out on the left side wall of the railway tunnel, an operator can control the adjusting motor 301 in the angle adjusting member 3 to work, the adjusting motor 301 drives the adjusting motor shaft 302 to rotate 180 degrees clockwise or anticlockwise, at the same time, the adjusting motor shaft 302 drives the supporting beam frame member 5 to rotate 180 degrees anticlockwise or clockwise by driving the mounting disc 303, at the same time, the contact mark positioning member 9 arranged on the supporting beam frame member 5 is also driven to rotate 180 degrees, the contact mark head 905 on the contact mark positioning member 9 is aligned with the left side wall of the railway tunnel, at the same time, the screw driving member 4 is controlled by the peripheral controller to carry out the action process again, the contact mark head 905 on the contact mark positioning member 9 is contacted with the left side wall of the railway tunnel until the contact mark head 905 in the contact mark positioning member 9 leaves a contact mark trace position on the left side wall of the railway tunnel, so that the hole site marking of the left side wall of the railway tunnel is finished, at the moment, the hole sites on the left side wall and the right side wall of the railway tunnel are accurately symmetrical, when the lower group of holes are required to be marked, an operator can integrally push the mounting and supporting part 2 forwards or backwards, so that the mounting and supporting part 2 drives the movable mounting plate 104 to realize front-and-back movement adjustment on the second support guide rail 102 through the second mounting slider 103, after the adjustment is finished, an operator can drive the contact mark positioning member 9 to perform accurate positioning of the hole site by controlling the screw driving member 4, and it should be noted that the operator can adopt the mounting and supporting parts 2 with different heights according to the specific field operation requirements. The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (8)
1. A positioning device for railway tunnel protection construction is characterized by comprising a bottom supporting component (1), an installation supporting part (2), an angle adjusting component (3), a screw driving component (4), a supporting beam frame component (5), a first supporting guide rail (6), a first installation sliding block (7), a connection driving component (8), a movable installation seat (10) and a contact mark positioning component (9), wherein the bottom supporting component (1) is installed on the ground, the bottom of the installation supporting part (2) is installed on the bottom supporting component (1) and is fixedly connected with the bottom supporting component (1), the angle adjusting component (3) is installed at the upper part of the installation supporting component (2) and is fixedly connected with the installation supporting component (2), the supporting beam frame component (5) is installed at the upper part of the angle adjusting component (3), the supporting beam frame member (5) is fixedly connected with the angle adjusting member (3), the screw driving member (4) is installed on the lower side part of the supporting beam frame member (5) and is connected with the supporting beam frame member (5), the first supporting guide rail (6) is installed on the upper part of the supporting beam frame member (5) and is fastened on the supporting beam frame member (5) through a fastening bolt, the first installation slide block (7) is installed on the first supporting guide rail (6) and is in damping sliding contact with the first supporting guide rail (6), the movable installation seat (10) is installed on the first installation slide block (7) and is fixedly connected with the first installation slide block (7), the contact mark positioning member (9) is installed on the upper part of the movable installation seat (10) and is fixedly connected with the upper platform of the movable installation seat (10), the lower side of the connecting driving member (8) is installed on the screw driving member (4) and is fixedly connected with the screw driving member The piece (4) is connected with the movable mounting seat (10) in a threaded fit manner, and the upper side of the connecting and driving component (8) is arranged on the movable mounting seat (10) and is fixedly connected with the movable mounting seat (10).
2. The positioning device for railway tunnel protection construction according to claim 1, wherein the bottom supporting member (1) comprises a mounting base (101), a second supporting rail (102), a second mounting slider (103) and a moving mounting plate (104), the bottom of the mounting base (101) is mounted on the ground, the second supporting rail (102) is mounted on the upper portion of the mounting base (101) and fixedly connected with the mounting base (101), the second mounting slider (103) is clamped on the second supporting rail (102) and in damping sliding contact with the second supporting rail (102), and the moving mounting plate (104) is mounted on the upper portion of the second mounting slider (103) and fixedly connected with the second mounting slider (103).
3. The positioning device for railway tunnel protection construction according to claim 2, wherein the installation supporting component (2) comprises a lower mounting plate (201), a vertical mounting plate (202) and a horizontal mounting plate (203), the bottom of the lower mounting plate (201) is installed on the movable mounting plate (104) and fixedly connected with the movable mounting plate (104), the vertical mounting plate (202) is installed on the lower mounting plate (201), the vertical mounting plate (202) is fixedly connected with the lower mounting plate (201), and the horizontal mounting plate (203) is installed at the top of the vertical mounting plate (202) and fixedly connected with the vertical mounting plate (202).
4. The positioning device for railway tunnel protection construction according to claim 3, wherein the angle adjusting member (3) comprises an adjusting motor (301), an adjusting motor shaft (302), a driving mounting plate (303) and a motor mounting frame (304), the bottom of the motor mounting frame (304) is mounted on the horizontal mounting plate (203) and fixedly connected with the horizontal mounting plate (203), the adjusting motor (301) is mounted inside the motor mounting frame (304), the adjusting motor shaft (302) is mounted on the adjusting motor (301) and connected with the adjusting motor (301), and the driving mounting plate (303) is mounted at the outer end part of the adjusting motor shaft (302) and fixedly connected with the adjusting motor shaft (302).
5. The positioning device for railway tunnel protection construction according to claim 1, wherein the supporting beam member (5) comprises a motor mounting plate (501), a first bearing housing (502), a second bearing housing (503) and a rail supporting beam (504), the first bearing housing (502) is mounted at a lower portion of a left side of the rail supporting beam (504) and fixedly connected with the rail supporting beam (504), the second bearing housing (503) is mounted at a lower portion of a right side of the rail supporting beam (504) and fixedly connected with the rail supporting beam (504), and the motor mounting plate (501) is mounted at an end portion of a left side of the rail supporting beam (504) and fixedly connected with the rail supporting beam (504).
6. The positioning device for railway tunnel protection construction according to claim 5, wherein the screw driving member (4) comprises a driving motor (401), a driving motor shaft (402), an adjusting screw (403), a first supporting bearing (404) and a second supporting bearing (405), the first supporting bearing (404) is installed in the first bearing seat (502), the second supporting bearing (405) is installed in the second bearing seat (503), one side of the adjusting screw (403) is installed at the inner ring portion of the first supporting bearing (404) and connected with the inner ring of the first supporting bearing (404) in an interference fit manner, the other side of the adjusting screw (403) is installed at the inner ring portion of the second supporting bearing (405) and connected with the inner ring of the second supporting bearing (405) in an interference fit manner, the driving motor (401) is installed on the motor installation plate (501) and fixedly connected with the motor installation plate (501), a driving motor shaft (402) is arranged on the driving motor (401), and one side end part of the adjusting screw rod (403) is arranged on the driving motor shaft (402) and is fixedly connected with the driving motor shaft (402).
7. The positioning device for the railway tunnel protection construction according to claim 6, wherein the connection driving member (8) comprises a movable threaded sleeve (801), a transition connection frame (802) and a mounting driving plate (803), a mounting threaded through hole is processed in the movable threaded sleeve (801), the movable threaded sleeve (801) is mounted on the adjusting screw rod (403) through the mounting threaded through hole and is in threaded fit connection with the adjusting screw rod (403), the lower side of the transition connection frame (802) is mounted on the outer side wall of the movable threaded sleeve (801) and is fixedly connected with the movable threaded sleeve (801), and one side of the mounting driving plate (803) is mounted on the upper portion of the transition connection frame (802) and is fixedly connected with the transition connection frame (802).
8. The positioning device for railway tunnel protection construction according to claim 1, wherein the contact mark positioning member (9) comprises a mounting base frame (901), a support mounting frame (902), a mounting threaded sleeve (903), a guide cylinder (904), a contact mark head (905), an adjusting mounting screw rod (906) and an adjusting hand wheel (907), the bottom of the mounting base frame (901) is mounted on the movable mounting seat (10) and fixedly connected with the movable mounting seat (10), the support mounting frame (902) is mounted on the mounting base frame (901) and vertically and fixedly connected with the mounting base frame (901), the mounting threaded sleeve (903) and the guide cylinder (904) are mounted on the support mounting frame (902), a threaded through hole is processed in the mounting threaded sleeve (903), a guide through hole is processed in the guide cylinder (904), and the adjusting mounting screw rod (906) penetrates through the guide through hole and then is mounted in the threaded through hole and passes through the threaded through hole The adjusting hand wheel (907) and the contact marking head (905) are arranged at the end parts of the two sides of the adjusting and mounting screw rod (906) and are fixedly connected with the adjusting and mounting screw rod (906).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935210.1U CN214997677U (en) | 2021-08-18 | 2021-08-18 | Positioning device for railway tunnel protection construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935210.1U CN214997677U (en) | 2021-08-18 | 2021-08-18 | Positioning device for railway tunnel protection construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214997677U true CN214997677U (en) | 2021-12-03 |
Family
ID=79123229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121935210.1U Active CN214997677U (en) | 2021-08-18 | 2021-08-18 | Positioning device for railway tunnel protection construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214997677U (en) |
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2021
- 2021-08-18 CN CN202121935210.1U patent/CN214997677U/en active Active
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