CN210346813U - Steel ruler water level gauge - Google Patents
Steel ruler water level gauge Download PDFInfo
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- CN210346813U CN210346813U CN201921358116.7U CN201921358116U CN210346813U CN 210346813 U CN210346813 U CN 210346813U CN 201921358116 U CN201921358116 U CN 201921358116U CN 210346813 U CN210346813 U CN 210346813U
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Abstract
The utility model relates to a foundation pit measuring technical field, in particular to a steel ruler water level gauge, the existing wire reel can deflect under the action of external force such as impact and the like in the moving or transporting process, the joint of a steel ruler cable and a detecting head is broken, the scheme comprises a bracket, a support shaft fixedly connected with the bracket, the wire reel rotatably connected with the support shaft and a receiving instrument fixed at one end of the support shaft far away from the bracket, one end of the support shaft close to the bracket is fixed with a first tooth key coaxially arranged with the support shaft, the inner wall of the wire reel is provided with a first tooth socket matched with the first tooth key, the support shaft is provided with a limiting device used for limiting the wire reel to move along the axial direction of the support shaft when the first tooth socket is meshed with the first tooth socket, the meshing of the gear tooth socket fixes the rotation of the wire reel, so that the acting force generated by pulling can not act on the, the possibility of fracture of the joint of the steel rule cable and the probe is reduced.
Description
Technical Field
The utility model belongs to the technical field of a foundation ditch measuring technique and specifically relates to a steel rule fluviograph is related to.
Background
At present, foundation pit measurement is an important link in foundation pit engineering construction, and means that in the process of foundation pit excavation and underground engineering construction, various observation and analysis works are carried out on the characteristics of foundation pit rock and soil, the change of a supporting structure and the change of surrounding environmental conditions, monitoring results are fed back in time, and the deformation and the development of a stable state which are caused after further construction are predicted. The foundation pit measurement mainly comprises objects such as a supporting structure, a related natural environment, construction working conditions, an underground water state, a foundation pit bottom and surrounding soil, surrounding buildings, surrounding underground pipelines, underground facilities and the like. The underground water state is mainly the monitoring of underground water level, and a water level meter and other methods are needed for measurement.
As shown in fig. 1, the existing water level gauge is a steel-rule water level gauge, which includes a bracket 1, a supporting shaft 5 is fixedly connected to the bracket 1, a wire spool 6 is rotatably connected to the supporting shaft 5, and a receiving instrument 7 (not shown in the figure) is fixedly connected to one end of the supporting shaft 5 far away from the bracket 1. A steel ruler cable 4 is wound on the wire spool 6, one end of the steel ruler cable 4 is connected with the receiving instrument 7, and the other end of the steel ruler cable 4 is connected with the detecting head 3. When the probe is not in operation, the probe 3 is inserted into the fixed cylinder 2 fixed on the bracket 1, so that the probe 3 cannot randomly swing.
But current wire reel can free rotation, in removal or transportation, in case the wire reel receives exogenic action such as striking and produces ascending effort in week, the wire reel can deflect, can cause the pulling to steel chi cable when deflecting too greatly, and the detecting head is inserted and is put in the solid fixed cylinder and fix, and the effort that pulls the production can concentrate on the junction that acts on steel chi cable and detecting head, causes the junction fracture easily, leads to equipment to damage.
Disclosure of Invention
The utility model aims at providing a wire reel can be fixed to the steel rule fluviograph to the cracked condition of junction that reduces steel rule cable and detecting head takes place.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a steel rule fluviograph, includes the support, fixed connection is in the back shaft of support, rotate the wire reel of connecting on the back shaft and be fixed in the back shaft and keep away from the instrument that receives of support one end, the one end that the back shaft is close to the support is fixed with first tooth key, set up the first tooth's socket with first tooth key matched with on the inner wall of wire reel, be equipped with on the back shaft and be used for restricting the stop device that the wire reel removed along back shaft axial direction when first tooth key and first tooth's socket meshing.
By adopting the technical scheme, the wire winding disc is pushed to move upwards along the axial direction of the supporting shaft, so that the wire winding disc is close to the bracket, and the first tooth socket on the wire winding disc is meshed with the first tooth key on the bracket, so that the wire winding disc is fixed in the circumferential direction and cannot rotate; when the first tooth key is meshed with the first tooth groove, the limiting device limits the wire spool to move in the axial direction of the supporting shaft, so that the first tooth groove on the wire spool is tightly meshed with the first tooth key on the bracket, the wire spool is fixed, the deflection of the wire spool caused by the action of external force on the steel ruler water level gauge in the moving or transporting process is reduced, and the possibility of fracture of the joint of a steel ruler cable and a detecting head is reduced; when the steel ruler water level gauge works, the limiting device is removed, the wire winding disc is moved along the axis direction of the supporting shaft, the first tooth key is disengaged from the first tooth groove, and therefore the normal rotation of the wire winding disc can be achieved.
The utility model discloses further set up to: the limiting device comprises a sliding groove arranged on the supporting shaft, a stop block is arranged in the sliding groove in a sliding mode, and a clamping groove used for being matched with the stop block in a clamping mode is formed in the inner wall of the wire spool; the inside cavity that is linked together with the spout of seting up of back shaft, the cavity internal rotation is equipped with the cam, and cam and dog one end butt are equipped with in the cavity and are used for driving cam pivoted drive arrangement and fixed cam pivoted fixing device.
Through adopting above-mentioned technical scheme, when first tooth key and first tooth's socket meshing, rotate the cam through drive arrangement, with partly roll-off and joint in the draw-in groove of follow of dog, fixed with the cam through fixing device this moment, the dog will block all the time in the draw-in groove to play the effect of restriction wire reel at back shaft axial direction removal, make first tooth key and first tooth's socket can keep meshing.
The utility model discloses further set up to: the driving device comprises a deep groove formed in the support, the deep groove is communicated with the cavity, a driving rod is connected in the deep groove in a sliding mode, a second tooth key is fixed on the driving rod, and a second tooth groove meshed with the second tooth key is formed in the cam.
Through adopting above-mentioned technical scheme, because of the second rack key on the actuating lever meshes with the second tooth groove on the cam mutually, so the actuating lever makes the actuating lever slide in the deep trouth to the drive cam rotates around its self pivot, thereby the slip of control dog.
The utility model discloses further set up to: the fixing device comprises an elastic piece and an abutting wall, wherein the elastic piece is fixed in the deep groove and used for providing acting force for the driving rod to slide out of the deep groove, and the abutting wall is used for abutting against the cam to enable the stop block to extend out of the sliding groove.
By adopting the technical scheme, the elastic part always provides an acting force for the driving rod to slide out of the deep groove, and the second tooth key on the driving rod is meshed with the second tooth groove on the cam, so that the elastic part can drive the cam to rotate; when the cam rotates to enable a part of the stop block to extend out of the sliding groove, the cam can abut against the abutting wall, so that the cam cannot rotate any more, and the cam is fixed; when the cam is fixed, the position of the stop block is also fixed, and a part of the stop block is always in a state of extending out of the sliding groove; and at the moment, the driving rod is also fixed due to the fact that the second toothed key is meshed with the second toothed groove, so that the driving rod cannot be ejected out of the deep groove by the elastic piece.
The utility model discloses further set up to: one end of the driving rod, which is far away from the elastic piece, is fixedly connected with a pressing piece, and the pressing piece penetrates out of the side wall of the support.
By adopting the technical scheme, the pressing piece is fixed at one end of the driving rod and penetrates out of the side wall of the support, so that the driving rod is convenient for workers to operate, and the working efficiency is improved; when the spacing of wire reel is carried out to needs, only need operate the pressing part, thereby push the actuating lever deep trouth drive cam and rotate, the cam rotates and drives the complete indentation spout of dog, then promotes the wire reel and makes first tooth's socket meshing, loosens the pressing part and makes the actuating lever remove to the direction in roll-off deep trouth under the effect of elastic component, and the actuating lever drives the cam and rotates and make the dog joint in the draw-in groove, plays the limiting displacement to the wire reel.
The utility model discloses further set up to: one end of the stop block, which is far away from the cam, is rotatably connected with a rolling ball used for reducing the friction force between the stop block and the side wall of the wire spool.
Through adopting above-mentioned technical scheme, when the steel rule fluviograph normally works, the wire reel need rotate around the back shaft, the wire reel can not avoid can be close to support one side along the back shaft axial, and partly of dog is outside the spout, when the wire reel contacts with the dog, can increase wire reel pivoted resistance, influence the normal rotation of wire reel, frictional force when the spin can reduce the wire reel and contact with the dog, make the better rotation of wire reel, also be spacing to the wire reel, make the wire reel can not touch first rack key.
The utility model discloses further set up to: straight grooves which penetrate through the side walls and are used for penetrating through the rope to fasten the steel ruler cable on the wire spool are formed in the side walls of the two ends of the wire spool.
By adopting the technical scheme, the rope can pass through the straight grooves on the two side walls, and the steel ruler cable is tightly fastened on the wire spool, so that the wire spool is fixed, the shaking of the steel ruler cable can be reduced, and the pulling of the joint can be reduced; the steel ruler cable can be tightly bound on the bracket through the rope fastening, so that the wire spool is fixed.
The utility model discloses further set up to: a plurality of has been seted up to first tooth's socket, a plurality of first tooth's socket evenly distributed in wire reel inner wall.
Through adopting above-mentioned technical scheme, when carrying out the fixed of wire reel, evenly seted up the first tooth's socket of a plurality of on the wire reel inner wall, make the wire reel need not to carry out wide-angle adjustment, just can mesh first tooth's socket and first tooth key, improve the convenience and the practicality of operation.
To sum up, the utility model discloses a beneficial technological effect does:
1. the wire winding disc is pushed to move upwards along the axial direction of the supporting shaft, so that the wire winding disc is close to the bracket, and a first tooth socket on the wire winding disc is meshed with a first tooth key on the bracket, so that the wire winding disc is fixed in the circumferential direction and cannot rotate; when the first tooth key is meshed with the first tooth groove, the limiting device limits the wire spool to move in the axial direction of the supporting shaft, so that the first tooth groove on the wire spool is tightly meshed with the first tooth key on the bracket, the wire spool is fixed, the deflection of the wire spool caused by the action of external force on the steel ruler water level gauge in the moving or transporting process is reduced, and the possibility of fracture of the joint of a steel ruler cable and a detecting head is reduced;
2. the rope can pass through the straight grooves on the side wall, and the steel ruler cable is tightly fastened and bound on the wire spool, so that the wire spool is fixed, the shaking of the steel ruler cable can be reduced, and the pulling on the connection part is reduced; the steel ruler cable can also be fastened and bound on the bracket through a rope, so that the wire spool is fixed;
3. the spin can reduce the frictional force when wire reel and dog contact, makes the better rotation of wire reel, also is to the spacing of wire reel, makes the wire reel can not touch first tooth key.
Drawings
FIG. 1 is a schematic structural view of a conventional steel-rule water gauge;
fig. 2 is a schematic structural diagram of the present invention;
fig. 3 is a right side view of the present invention;
fig. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is an enlarged partial schematic view of A in FIG. 4;
in the figure, 1, a bracket; 2. a fixed cylinder; 3. a probe head; 4. a steel rule cable; 5. a support shaft; 6. a wire spool; 7. receiving an instrument; 8. a ball bearing; 9. a limiting device; 10. a first spline; 11. a first tooth slot; 12. a chute; 13. a stopper; 14. a drive device; 15. a fixing device; 16. a cavity; 17. a cam; 18. a second tooth slot; 19. deep grooves; 20. a drive rod; 21. a pressing member; 22. an elastic member; 23. a second spline; 24. a card slot; 25. an abutment wall; 26. a straight groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 2, the steel ruler water level gauge comprises a support 1, a fixed cylinder 2 is fixed on the side wall of the support 1, a detection head 3 is placed in the fixed cylinder 2, and the safety protection of the detection head 3 is guaranteed when the steel ruler water level gauge is not used. The upper end of the detecting head 3 is fixedly connected with a steel ruler cable 4.
The supporting shaft 5 is fixed with a plurality of first splines 10 at one end close to the bracket 1, and the first splines 10 are uniformly distributed along the peripheral wall of the supporting shaft. A plurality of first tooth grooves are formed in the inner wall of the wire spool 6, the first tooth grooves are circumferentially and uniformly distributed on the inner wall of the wire spool, the wire spool 6 is pushed to slide on the supporting shaft 5, and the first tooth keys 10 and the first tooth grooves 11 are meshed, so that the wire spool 6 cannot rotate.
As shown in fig. 2 and 4, the supporting shaft is provided with a limiting device 9, and the limiting device 9 is used for limiting the axial movement of the wire spool 6 along the supporting shaft 5 when the first spline 10 is engaged with the first tooth groove 11.
As shown in fig. 2 and 5, the limiting device 9 comprises a sliding groove 12 formed in the peripheral wall of the supporting shaft 5, and a stop block 13 is slidably placed in the sliding groove 12; and a clamping groove 24 for clamping and matching with the stop block 13 is formed in the inner wall of the wire spool 6. A cavity 16 is formed in the supporting shaft 5 below the stop block 13, a cam 17 is rotatably connected to the side wall of the cavity 16, and the cam 17 is abutted to one end, close to the cavity 16, of the stop block 13. The cavity 16 is provided with a driving device 14 for driving the cam 17 to rotate and a fixing device 15 for fixing the cam 17 to rotate.
The lateral wall on dog 13 top is rotated and is connected with spin 8, and spin 8 can reduce the frictional force between when wire reel 6 and the contact of dog 13, and plays limiting displacement to wire reel 6, prevents that wire reel 6 from contacting first tooth key 10 at the rotation in-process to influence the work of wire reel 6.
The driving device 14 comprises a deep groove 19 formed on the side wall of the bracket 1 close to the fixed cylinder 2, and the deep groove 19 is communicated with the cavity 16. A driving rod 20 is slidably connected in the deep groove 19, one end of the driving rod 20, which is far away from the cam 17, extends out of the deep groove 19 and is fixedly connected with a pressing piece 21, a second spline 23 is fixed at one end of the driving rod 20, which is close to the cam 17, and a second spline 18 meshed with the second spline 23 is formed on the side wall of the cam 17, which is close to the driving rod 20. The operation of the pressing member 21 causes the driving rod 20 to slide in the deep groove 19, which drives the cam 17 to rotate about its own rotation axis, thereby controlling the sliding of the stopper 13.
As shown in fig. 2 and 4, the fixing device 15 includes an elastic member 22 fixed at an end of the deep groove 19 far from the bracket 1, and the elastic member 22 is used for providing a force for sliding the driving rod 20 out of the deep groove 19. An abutment wall 25 is fixed to the inner wall of the cavity 16, the abutment wall 25 being adapted to abut the cam 17 to extend the stop 13 out of the chute 12. The elastic part 22 always provides the force for sliding the driving rod 20 out of the deep groove 19, and the second spline 23 on the driving rod 20 is engaged with the second spline 18 on the cam 17, so that the elastic part 22 drives the cam 17 to rotate; when the cam 17 rotates to make a part of the stopper 13 extend out of the chute 12, the cam 17 abuts against the abutting wall 25, so that the cam 17 cannot rotate any more, and the cam 17 is fixed; the cam 17 is fixed, so that the position of the stopper 13 is also fixed, and a part of the stopper 13 is always in a state of extending out of the chute 12; at this time, the driving rod 20 is also fixed due to the engagement of the second spline 23 with the second spline 18, so that the driving rod 20 is not pushed out of the deep groove 19 by the elastic member 22.
Four straight flutes 26 have all been seted up on the both ends lateral wall of wire reel 6, and straight flute 26 circumference evenly distributed on the lateral wall of wire reel, straight flute 26 run through the wire reel lateral wall and are used for passing the rope to tighten steel rule cable 4 on wire reel 6 through the rope.
The working process is as follows:
when the steel ruler water level gauge does not work, the pressing piece 21 is pushed to enable the stop block 13 to enter the sliding groove 12, the wire spool 6 is pushed to move upwards along the axial direction of the supporting shaft 5, the first tooth groove 11 in the wire spool 6 is meshed with the first tooth key 10 at one end of the support 1, and then the pressing piece 21 is released to enable the stop block 13 to be clamped into the clamping groove 24;
when the steel ruler water level gauge works, the pressing piece 21 is pushed to enable the stop block 13 to enter the sliding groove 12, the wire spool 6 is pushed to move upwards along the axial direction of the supporting shaft 5, the first tooth groove 11 in the wire spool 6 is enabled to be disengaged from the first tooth key 10 at one end of the support 1, then the pressing piece 21 is loosened, and the stop block 13 is enabled to extend out to limit the wire spool 6.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a steel rule fluviograph, includes support (1), fixed connection in back shaft (5) of support (1), rotates wire reel (6) of connecting on back shaft (5) and connects and keep away from receiving instrument (7) of support (1) one end in back shaft (5), its characterized in that: one end of the supporting shaft (5) close to the support (1) is fixed with a first tooth key (10), a first tooth groove (11) matched with the first tooth key (10) is formed in the inner wall of the wire spool (6), and a limiting device (9) used for limiting the wire spool (6) to move axially along the supporting shaft (5) when the first tooth key (10) is meshed with the first tooth groove (11) is arranged on the supporting shaft (5).
2. The steel rule water gauge of claim 1, characterized in that: the limiting device (9) comprises a sliding groove (12) formed in the supporting shaft (5), a stop block (13) is arranged in the sliding groove (12) in a sliding mode, and a clamping groove (24) used for being matched with the stop block (13) in a clamping mode is formed in the inner wall of the wire spool (6); the supporting shaft (5) is internally provided with a cavity (16) communicated with the sliding groove (12), a cam (17) is rotationally arranged in the cavity (16), the cam (17) is abutted against one end of the stop block (13), and a driving device (14) for driving the cam (17) to rotate and a fixing device (15) for fixing the cam (17) to rotate are arranged in the cavity (16).
3. The steel rule fluviograph of claim 2, wherein: drive arrangement (14) are including offering deep trouth (19) on support (1), deep trouth (19) are linked together with cavity (16), sliding connection has drive lever (20) in deep trouth (19), be fixed with second tooth key (23) on drive lever (20), set up second tooth's socket (18) with second tooth key (23) looks meshing on cam (17).
4. A steel rule fluviograph according to claim 3, wherein: the fixing device (15) comprises an elastic piece (22) fixed in the deep groove (19) and used for providing acting force for the driving rod (20) to slide out of the deep groove (19), and an abutting wall (25) used for abutting against the cam (17) to enable the stop block (13) to extend out of the sliding groove (12).
5. The steel rule fluviograph of claim 4, wherein: one end of the driving rod (20) far away from the elastic piece (22) is fixedly connected with a pressing piece (21), and the pressing piece (21) penetrates through the side wall of the support (1).
6. The steel rule fluviograph of claim 2, wherein: one end of the stop block (13) far away from the cam (17) is rotatably connected with a rolling ball used for reducing the friction force between the stop block (13) and the side wall of the wire spool (6).
7. The steel rule water gauge of claim 1, characterized in that: straight grooves (26) which penetrate through the side walls and are used for penetrating through the rope to fasten the steel ruler cable (4) on the wire spool (6) are formed in the side walls of the two ends of the wire spool (6).
8. The steel rule water gauge of claim 1, characterized in that: a plurality of first tooth's socket (11) have been seted up, a plurality of first tooth's socket (11) evenly distributed is in wire reel (6) inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358116.7U CN210346813U (en) | 2019-08-20 | 2019-08-20 | Steel ruler water level gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921358116.7U CN210346813U (en) | 2019-08-20 | 2019-08-20 | Steel ruler water level gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210346813U true CN210346813U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921358116.7U Active CN210346813U (en) | 2019-08-20 | 2019-08-20 | Steel ruler water level gauge |
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| Country | Link |
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| CN (1) | CN210346813U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112970473A (en) * | 2021-04-08 | 2021-06-18 | 江苏丘陵地区镇江农业科学研究所 | Strawberry nursery cabinet |
| CN113654601A (en) * | 2021-10-21 | 2021-11-16 | 成都万江港利科技股份有限公司 | Automatic river channel section flow measuring system and method |
-
2019
- 2019-08-20 CN CN201921358116.7U patent/CN210346813U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112970473A (en) * | 2021-04-08 | 2021-06-18 | 江苏丘陵地区镇江农业科学研究所 | Strawberry nursery cabinet |
| CN113654601A (en) * | 2021-10-21 | 2021-11-16 | 成都万江港利科技股份有限公司 | Automatic river channel section flow measuring system and method |
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