CN214537925U - Device for quickly leveling small prism - Google Patents

Abstract

The utility model discloses a device for quick flattening of little prism, including connector, support frame and pad foot, the bracing piece that is fixed with little prism is worn to establish at the connector middle part, and circumference is provided with a plurality of lugs, support frame one end with lug rotatable coupling, the support frame other end with pad foot rotatable coupling, it is articulated through the damping pivot in the middle part of the support frame. The utility model discloses supplementary little quick flattening of prism, flattening speed is faster, efficiency is higher, and the one hand can be operated.

Description

Device for quickly leveling small prism

Technical Field

The utility model relates to a supplementary technical field of construction, concretely relates to a device for quick flattening of little prism.

Background

In the construction survey lofting, most measuring instruments that use have all realized automated measurement and data acquisition, but the flattening of little prism centering rod still needs operating personnel to assist the completion, and the conventional application method of little prism is: little prism pole is held to survey crew's both hands, makes the bubble level through rocking little prism pole, and operating personnel both hands can not do any removal in the measurement process, can not loosen the hand until measuring the completion. Because the hands of the operator are not fixedly supported and slight shaking exists all the time, the centering and leveling precision is poor by the method; and the operators need to concentrate on the whole process, and the time and the labor are consumed in the large number of point location lofting, so that the construction efficiency is greatly reduced, and the service time and the labor cost of instruments and equipment are increased.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide a device for quick flattening of little prism can improve little prism flattening speed, practices thrift engineering time.

In order to achieve the above purpose, the utility model adopts the technical proposal that: the utility model provides a device for quick flattening of little prism, includes connector, support frame and fills up the foot, the bracing piece that is fixed with little prism is worn to establish in the connector middle part, and circumference is provided with a plurality of lugs, support frame one end with lug rotatable coupling, the support frame other end with fill up foot rotatable coupling, the support frame middle part is articulated through the damping pivot. This setting makes angle between connector and the support frame, the angle between support frame and the pad foot can adjust according to service environment, and the damping pivot can make the support frame stop along with transferring in little prism leveling process, and operation process is simple, and measurement accuracy is higher, and one hand can accomplish, avoids another hand to fix the support frame, shortens leveling time.

Further, the connector includes block rubber and connecting seat, the connecting seat with the block rubber cover is established and is connected block rubber circumference is provided with the arch, connecting seat circumference is provided with the draw-in groove, the block rubber with the connecting seat passes through the arch with the draw-in groove joint. This setting can make the block rubber be connected more firmly with the connecting seat, avoids the block rubber to drop.

Furthermore, a connecting jack is arranged in the middle of the rubber block, a support rod of the small prism is inserted into the connecting jack, and the connecting jack is in transition fit with the support rod of the small prism. This setting can utilize the elastic deformation of block rubber to fix the bracing piece, connects simply the cost is lower.

Further, the support frame includes first branch, second branch and articulated shaft, first branch one end with the lug is through pivot rotatable coupling, the first branch other end with second branch one end is passed through articulated shaft is articulated, the second branch other end with fill up foot rotatable coupling, the cover is equipped with nylon damping structure on the articulated shaft. The arrangement enables the angles between the first supporting rod and the second supporting rod and the angles between the first supporting rod and the second supporting rod and the vertical direction to be adjustable, increases the friction resistance between the hinge shaft and the supporting rods, and has good wear resistance.

Further, first branch includes fixed connection's first support arm and shaft collar, second branch includes fixed connection's second support arm and shaft lid, the articulated shaft passes the shaft collar with shaft lid fixed connection, the articulated shaft with the shaft collar and be provided with nylon damping structure between the shaft lid. This setting makes first bracing piece can rotate around the articulated shaft to accomplish during the rotation and pause at will, the whole support frame of being convenient for adjusts the support.

Further, the nylon damping structure includes nylon gasket, steel column and bearing ring, the bearing ring cover is established on the articulated shaft, the bearing ring outside with be provided with a plurality of steel columns between axle collar and the shaft cover, the bearing ring both ends are provided with the nylon gasket respectively. The arrangement enables the nylon damping structure to have the rotating performance of the bearing, and increases the friction force during rotation.

Furthermore, the connecting seat is integral, the lug equipartition is provided with threely, the support frame is provided with threely, first support arm with the lug corresponds the connection. This set up connecting seat and block rubber and with the support frame be convenient for high-speed joint, form the tripod structure, whole device stability is good.

Further, the connecting seat is the combination formula, the connecting seat includes three arcuation clamp, three arcuation clamp adapter sleeve is established in proper order around the block rubber, arcuation clamp both ends are outwards turned over and are rolled over and form the lug, first support arm clamp is established in the middle of the adjacent lug to be connected with both sides lug through the pivot. This set up the connecting seat can be convenient for produce manufacturing, reduction in production cost.

Furthermore, the bottom of the foot pad is fixedly connected with a rubber pad. The rubber pad makes to have anti-skidding effect between pad foot and the floor, increases the frictional force on pad foot and floor, is convenient for carry out the leveling to whole device, prevents that the device from taking place to slide in little prism adjustment process.

Compared with the prior art, the utility model has the advantages of:

(1) the utility model provides a device for quick flattening of little prism, the device field operation is swift, and the flattening is faster, and efficiency is higher, and measurement accuracy is high, can also alleviate survey crew's working strength under the long-time measurement operation;

(2) the utility model provides a device for quick flattening of little prism, the device use rubber material to fix little prism, simple structure, and is with low costs, the simple operation.

Drawings

FIG. 1 is a schematic structural view of a device for rapidly leveling a small prism according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a connection head according to a first embodiment of the present invention;

fig. 3 is a schematic view of a support frame according to an embodiment of the present invention;

fig. 4 is an exploded view of a support frame according to an embodiment of the present invention;

fig. 5 is a schematic view of a hinge shaft structure according to an embodiment of the present invention;

FIG. 6 is a schematic view of a cushion foot according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a second connector according to an embodiment of the present invention;

fig. 8 is a schematic view of a three-pad structure according to an embodiment of the present invention.

In the figure: 1. a small prism; 11. a prism lens; 12. a support bar; 2. a connector; 21. a rubber block; 211. a protrusion; 212. connecting the jacks; 22. a connecting seat; 221. a first lug; 222. a first card slot; 223. a bottom hole; 23. clamping a hoop; 231. a second lug; 232. a second card slot; 3. a support frame; 31. a first support bar; 311. a collar; 312. a first support arm; 313. a first connection hole; 314. a shaft hole; 32. hinging a shaft; 321. a countersunk hole; 322. a rotating shaft part; 323. inserting the column; 324. an end cap portion; 33. a second support bar; 331. a shaft cover; 332. a second support arm; 333. a connecting portion; 334. a second connection hole; 34. an inner hexagonal nail; 35. a nylon damping structure; 351. a first nylon gasket; 352. a bearing ring; 353. a steel column; 354. a second nylon gasket; 4. a foot pad; 41. a connecting wall; 42. a base plate; 43. a third connection hole; 44. a rubber pad; 5. a first rotating shaft; 6. a second rotating shaft.

Detailed Description

The embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

In one specific embodiment, as shown in fig. 1 to 6, the small prism 1 includes a prism lens 11 and a support rod 12, the support rod 12 of the small prism 1 is supported by a device capable of being quickly leveled, including a connector 2, a support frame 3 and a pad foot 4, the support rod 12 fixed with the small prism 1 is penetrated in the middle of the connector 2, a plurality of lugs are circumferentially arranged, one end of the support frame 3 is rotatably connected with the lugs, the other end of the support frame 3 is rotatably connected with the pad foot 4, the middle of the support frame 3 is hinged through a damping rotating shaft, the support frame 3 is provided with three parts, and uniform distribution is arranged to form a tripod structure.

Further, the connector 2 includes a rubber block 21 and a connector 22, a cylindrical casing of the connector 22, the rubber block 21 is sleeved in the connector 22, the rubber block 21 is cylindrical, the middle portion is provided with a connection jack 212 for inserting the support rod 12, the diameter of the connection jack 212 is slightly smaller than that of the support rod 12, the two are in transition fit, due to elastic extrusion of the rubber block 21, the support rod 12 is fixedly connected with the connector 2, a protrusion 211 is circumferentially arranged on the rubber block 21, a first clamping groove 222 is circumferentially arranged on the side wall of the connector 22, the rubber block 21 and the connector 22 are clamped through the protrusion 211 and the first clamping groove 222, the arrangement can ensure that the rubber block 21 is not easy to fall off from the connector 22, the connection is stable, the first clamping groove 222 forms a rib-shaped structure outside the connector 22, the strength of the connector 22 is increased, a bottom hole 223 is arranged in the middle of the bottom of the connector 22, the bottom hole 223 is aligned with the connection jack 212, so that the support rod 12 can pass through, the connecting base 22 is provided with three first lugs 221 extending in the circumferential direction, the three first lugs 221 are uniformly distributed and respectively connected with the three support frames 3, and the first lugs 221 are provided with connecting holes for inserting the first rotating shaft 5.

Further, support frame 3 includes first branch 31, second branch 33 and articulated shaft 32, and first branch 31 one end and first lug 221 are through first pivot 5 rotatable coupling, and the first branch 31 other end is articulated through articulated shaft 32 with second branch 33 one end, and the second branch 33 other end and bolster 4 rotatable coupling are equipped with nylon damping structure 35 with the cover on the articulated shaft 32.

Further, the first supporting rod 31 includes a first supporting arm 312 and a collar 311 which are fixedly connected, a shaft hole 314 is arranged inside the collar 311, the second supporting rod 33 includes a second supporting arm 332 and a shaft cover 331 which are fixedly connected, a connecting portion 333 is arranged inside the shaft cover 331, the connecting portion 333 includes a central fixing hole and insertion holes around the fixing hole, the hinge shaft 32 passes through the collar 311 and is fixedly connected with the shaft cover 331, the hinge shaft 32 includes an end cover portion 324 and a rotating shaft portion 322, the rotating shaft portion 322 is fixedly connected with the end cover portion 324, the end cover portion 324 is buckled at one end of the collar 311, a countersunk hole 321 is arranged at the center of the rotating shaft portion 322, an insertion column 323 is arranged at the end surface, the insertion column 323 is inserted into the insertion hole of the connecting portion 333, the hinge shaft 32 is positioned with the shaft cover 331, the countersunk hole 321 is in threaded connection with the fixing hole of the connecting portion 333 through an inner hexagonal nail 34, the inner hexagonal nail 34 is sunk into the countersunk hole 321, the tightness degree of the collar 311 can be adjusted by the inner hexagonal nail 34, the nylon damping structure 35 and the nylon damping knot are arranged between the hinge shaft 32 and the shaft collar 311 as well as between the hinge shaft 331 and the shaft cover 331, the nylon damping knot 35 comprises a first nylon gasket 351, a steel column 353, a bearing ring 352 and a second nylon gasket 354, the bearing ring 352 is sleeved on the hinge shaft 32, a plurality of steel columns 353 are arranged between the outer side of the bearing ring 352 and the shaft collar 311 as well as between the outer side of the bearing ring 331 and the shaft cover 331, the first nylon gasket 351 and the second nylon gasket 354 are respectively arranged at two ends of the bearing ring 352, the nylon gaskets are plugged with the bearing ring 352 to avoid relative movement, so that the whole nylon damping structure 35 rotates along the hinge shaft 32, damping is generated between the first supporting rod 31 and the second supporting rod 33 through the arrangement, the rotation angle can be adjusted at will when the rotation is performed, the rotation angle is adjusted at will, bubbles in the prism lens 11 can be adjusted conveniently, and the wear resistance can be increased through the nylon gaskets.

Be provided with first connecting hole 313 on first support arm 312, first connecting hole 313 is connected through first pivot 5 with the connecting hole of first lug 221, the 5 ends of first pivot set up the screw thread, first support arm 312 rotates the good position back of adjusting for first lug 221, it is fixed to screw up first pivot 5 with the nut, set up second connecting hole 334 on the second support arm 332, second connecting hole 334 is connected through second pivot 6 with pad foot 4, 6 tip of second pivot set up the screw thread, second support arm 332 and 4 position adjustment of pad foot back, it is fixed to screw up with the nut for 6 with the nut of second pivot in the same way, first pivot 5 and 6 departments of second pivot are provided with the packing ring, increase and connect the fastening nature.

The foot pad 4 comprises a connecting wall 42 and a backing plate 41 which are vertically connected with each other, the backing plate 41 is in a plane plate shape, the stability of the support frame 3 during supporting is improved, a third connecting hole 43 is formed in the connecting wall 42, and the third connecting hole 43 is aligned with the second connecting hole 334 and connected through the second rotating shaft 6.

The concrete operation is as follows, set level whole device, insert connector 2 with little prism 1's bracing piece 12, during the on-the-spot laying-out, connector 2 is held up to the one hand, slightly rock support frame 3, make first branch 31 and second branch 33 rotate relatively, three support frame 3 can linkage adjustment simultaneously in accommodation process, because the articulated shaft has nylon damping structure, can be along with changeing along with stopping, need not to fix support frame 3 in addition, make the bubble in the arris camera lens 11 reach the level fast, this operation process is simple, measurement accuracy is higher, and the one hand can be accomplished, the adjustment time has been practiced thrift greatly.

In the second embodiment, as shown in fig. 7, the connection seat 22 is of a combined type, the connection seat 22 includes three arc-shaped clamps 23, the three arc-shaped clamps 23 are sequentially connected to the periphery of the rubber block 21 in a connecting manner, two ends of the arc-shaped clamps 23 are turned outwards to form second lugs 231, the first support arms 312 are clamped between the adjacent second lugs 231 and are connected to the second lugs 231 on two sides through the first rotating shaft 5, the second clamping grooves 232 are circumferentially arranged on the clamps 23 and used for accommodating the protrusions 211, so that the connection seat 22 is connected to the rubber block 21 more firmly, and other arrangements are the same as those in the first embodiment, which enables the connection seat 22 to be manufactured simply and reduces the production cost.

In the third embodiment, as shown in fig. 8, a rubber pad 44 is fixedly connected to the bottom of the foot pad 4 in an adhesive or screw connection manner, and this arrangement can make the foot pad 4 and the ground play a role in skid resistance, and prevent the support frame 3 and the ground from moving relatively during adjustment, thereby increasing the leveling time of the whole device, the support frame 3 is fixed relative to the ground, the position of the hinge shaft 32 can be adjusted more easily, and the leveling of the bubbles in the small prism 1 can be performed more easily and quickly, and other arrangements are the same as those in the first embodiment.

The present invention is not limited to the above preferred embodiments, and any person can obtain other products in various forms without departing from the scope of the present invention, but any change in shape or structure is within the scope of protection.

Claims (9)

1. The utility model provides a device for quick flattening of little prism, its characterized in that, includes connector (2), support frame (3) and pad foot (4), the bracing piece that is fixed with little prism is worn to establish in connector (2) middle part, and circumference is provided with a plurality of lugs, support frame (3) one end with lug rotatable coupling, support frame (3) other end with pad foot (4) rotatable coupling, support frame (3) middle part is articulated through the damping pivot.

2. The apparatus for rapid flattening of small prisms according to claim 1, wherein: connector (2) include block rubber (21) and connecting seat (22), connecting seat (22) with block rubber (21) cover is established and is connected block rubber (21) circumference is provided with the arch, connecting seat (22) circumference is provided with the draw-in groove, block rubber (21) with connecting seat (22) pass through protruding with the draw-in groove joint.

3. The device for the rapid flattening of small prisms according to claim 2, characterized in that: the middle part of the rubber block (21) is provided with a connecting jack (212), a support rod of the small prism is inserted into the connecting jack (212), and the connecting jack (212) is in transition fit with the support rod of the small prism.

4. A device for the rapid flattening of small prisms according to claim 3, characterized in that: support frame (3) include first branch (31), second branch (33) and articulated shaft (32), first branch (31) one end with the lug is through pivot rotatable coupling, first branch (31) other end with second branch (33) one end is passed through articulated shaft (32) are articulated, second branch (33) other end with it is through pivot rotatable coupling to fill up foot (4), the cover is equipped with nylon damping structure (35) on articulated shaft (32).

5. The device for the rapid flattening of small prisms according to claim 4, characterized in that: first branch (31) are including fixed connection's first support arm (312) and collar (311), second branch (33) are including fixed connection's second support arm (332) and shaft cover (331), articulated shaft (32) pass collar (311) with shaft cover (331) fixed connection, articulated shaft (32) with collar (311) and be provided with nylon damping structure (35) between shaft cover (331).

6. The apparatus for rapid flattening of small prisms according to claim 5, wherein: the nylon damping structure (35) comprises nylon gaskets, steel columns (353) and bearing rings (352), the bearing rings (352) are sleeved on the hinge shaft (32), a plurality of steel columns (353) are arranged between the outer side of the bearing rings (352) and the shaft collar (311) and the shaft cover (331), and the nylon gaskets are arranged at two ends of the bearing rings (352) respectively.

7. The apparatus for rapid flattening of small prisms according to claim 5, wherein: the connecting seat (22) is integral, the connecting seat extends in the circumferential direction to be provided with three lugs, the lugs are uniformly distributed three, the supporting frames (3) are three, and the first supporting arms (312) are correspondingly connected with the lugs.

8. The apparatus for rapid flattening of small prisms according to claim 5, wherein: connecting seat (22) are the combination formula, connecting seat (22) include three arcuation clamp (23), three arcuation clamp (23) connect gradually the cover and establish around rubber block (21), arcuation clamp (23) both ends are turned over outwards and are rolled over and form the lug, first support arm (312) press from both sides and establish in the middle of the adjacent lug to be connected with both sides lug through the pivot.

9. The apparatus for rapid flattening of small prisms according to claim 1, wherein: the bottom of the foot pad (4) is fixedly connected with a rubber pad (44).

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