CN213900573U

CN213900573U - Level gauge convenient to replace parts

Info

Publication number: CN213900573U
Application number: CN202023084341.1U
Authority: CN
Inventors: 董翰非; 陈海荣; 王�琦; 郎传明
Original assignee: Suzhou Zhongwu Electric Power Engineering Co ltd
Current assignee: Suzhou Zhongwu Electric Power Engineering Co ltd
Priority date: 2020-12-19
Filing date: 2020-12-19
Publication date: 2021-08-06
Anticipated expiration: 2030-12-19

Abstract

The utility model relates to a surveyor's level convenient to change part relates to measuring instrument technical field, aims at solving the tripod and fixes on the surveyor's level body, and the inventor thinks there is when the landing leg of tripod takes place to damage, and whole tripod all needs to be changed, leads to extravagant technical problem easily, and it includes surveyor's level body and base, the surveyor's level body is installed on the base, the base bottom is provided with three group's backup pads, every group the backup pad includes two, every group be provided with the supporting leg between the backup pad, wear to be equipped with the lock bar in backup pad and the supporting leg, lock bar one end is provided with the stopper, and the other end is provided with the latch segment. This application has and is convenient for change the effect in order to reduce the wasting of resources to each leg of tripod of surveyor's level.

Description

Level gauge convenient to replace parts

Technical Field

The present application relates to the field of measuring instruments, and more particularly, to a level gauge with easy replacement of parts.

Background

The leveling instrument is an instrument for establishing a horizontal sight line to measure the height difference between two ground points, and the principle of the leveling instrument is to measure the height difference between the ground points according to the leveling principle. The main components of the level are expected to be a telescope, a tube level (or compensator), a vertical shaft, a base, and a foot screw. It can be classified into a micro-tilt level, an automatic leveling level, a laser level and a digital level (also called an electronic level) according to the structure, and a precision level and a general level according to the precision.

Among the correlation technique, chinese patent that publication number is CN208588346U discloses a surveyor's level, relate to engineering survey technical field, and its technical scheme main points are including the tripod, have placed the surveyor's level body on the tripod, and the surveyor's level body includes the bottom plate, and the top of tripod is equipped with the roof, is equipped with the backup pad that is used for supporting the surveyor's level body on the roof, and vertical removal can be followed to the backup pad, and the rigid coupling has the pivot on the bottom plate, and the pivot is rotated and is connected in the backup pad, is equipped with in the backup pad to be used for the fixed subassembly with the bottom plate.

Aiming at the related technology, the tripod is fixed on the level body, and the inventor thinks that the defect that when the supporting leg of the tripod is damaged, the whole tripod needs to be replaced, which easily causes waste exists.

SUMMERY OF THE UTILITY MODEL

To facilitate replacement of the legs of the tripod, the present application provides a level with components that are convenient to replace.

The application provides a surveyor's level convenient to change part adopts following technical scheme:

the utility model provides a surveyor's level convenient to change part, includes surveyor's level body and base, the surveyor's level body is installed on the base, the base bottom is provided with three group's backup pads, every group the backup pad includes two, every group be provided with the supporting leg between the backup pad, wear to be equipped with the locking lever in backup pad and the supporting leg, locking lever one end is provided with the stopper, and the other end is provided with the latch segment.

By adopting the technical scheme, the locking rod is inserted into the supporting plate and the supporting legs, so that the supporting legs can rotate relative to the base, and the height of the base can be conveniently adjusted; the locking block of the locking rod is in threaded connection with the locking rod, so that the locking block and the limiting block abut against the supporting plate tightly, and the supporting leg can be fixed on the supporting plate; and the locking block is in threaded connection with the locking rod, so that the single supporting leg is convenient to disassemble and replace, and resources are saved.

Preferably, the surface of the supporting plate is provided with a limiting groove for the limiting block to be inserted, an anti-skid backing plate is arranged between the locking block and the supporting plate, and a damping rubber pad is arranged between the supporting leg and the supporting plate.

By adopting the technical scheme, the limiting groove is convenient for the limiting block to be inserted into, so that the limiting block is prevented from rotating, and the locking block is convenient for locking the locking rod to fix the supporting leg; the arrangement of the anti-slip backing plate is convenient for increasing the contact area between the locking blocks and the supporting plate, so that the locking blocks are prevented from loosening; damping rubber pad sets up between supporting leg and backup pad to can keep the rotation state of supporting leg.

Preferably, the supporting leg lateral wall rotates and is connected with the connecting rod, three the connecting rod rotates jointly and is connected with the lantern ring that slides, base center downwardly extending has the gag lever post that supplies the lantern ring that slides, threaded connection has the butt piece with the lantern ring butt that slides on the gag lever post.

By adopting the technical scheme, the supporting legs are all connected to the sliding lantern ring through the connecting rod, and the supporting legs are pushed to be unfolded through the movement of the sliding lantern ring, so that the height of the level body is adjusted; the three connecting rods are connected to the same sliding lantern ring, so that the three supporting legs can be adjusted together; and the setting of butt joint piece is convenient for restrict the position of the lantern ring that slides to prevent that the supporting leg from skidding and leading to the spirit level body to empty the damage.

Preferably, an extension rod is inserted in the supporting leg, a locking hole is formed in one end, far away from the base, of the supporting leg, a plurality of limiting holes are evenly formed in the surface, located in the locking hole, of the extension rod, and a positioning rod is inserted in the locking hole and one limiting hole.

Through adopting above-mentioned technical scheme, the extension rod is inserted and is established in the supporting leg, inserts through the locating lever in the locking hole and establishes and fix the extension rod in spacing hole to adjust the length that the extension rod stretches out the supporting leg through different spacing holes, thereby can adjust the height of base.

Preferably, the end part of the positioning rod is provided with a magnetic attraction piece which is magnetically attracted with the surface of the supporting leg, and the outer side wall of the magnetic attraction piece is wrapped with an anti-skid rubber pad.

Through adopting above-mentioned technical scheme, thereby magnetism is inhaled piece and supporting leg looks absorption and is fixed the locating lever in spacing hole, has reduced the probability that the locating lever dropped from spacing hole in handling to the fixed stability of extension rod has been improved.

Preferably, the end part of the extension rod is provided with an anti-skid spike.

Through adopting above-mentioned technical scheme, the setting up of antiskid spine makes the tip of extension rod can insert and establish in earth or grit to reduce the bracing piece and take place the probability of slippage subaerial, improved the stability that the supporting leg was fixed subaerial.

Preferably, the anti-slip spine is provided with a mounting groove, the extension rod is inserted in the mounting groove, the end wall of the extension rod is provided with a magnetic part, and the anti-slip spine is positioned in the mounting groove and is attached to the bottom wall of the magnetic part to form an adsorption part magnetically attracted with the magnetic part.

Through adopting above-mentioned technical scheme, improve the effect of magnetic part and absorption piece and install anti-skidding spine at the extension rod tip to realized the quick fixed of anti-skidding spine, be convenient for the quick dismantlement and the change of anti-skidding spine, thereby practiced thrift the resource.

Preferably, the antiskid spines are positioned on the outer side wall of one end of the extension rod and provided with fixing holes, and fixing rods penetrating through the extension rod are inserted into the fixing holes.

Through adopting above-mentioned technical scheme, insert the dead lever of establishing in the fixed orifices and can restrict the removal of anti-skidding spine for the extension rod, and the dead lever can closely laminate in the fixed orifices under the attraction of magnetic part to the fixed stability of anti-skidding spine has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the supporting legs are convenient to disassemble and replace by adopting the technology that the base, the supporting plate, the locking rod, the limiting block, the locking block, the limiting groove, the damping rubber pad and the anti-skid backing plate are matched;

2. the three supporting legs are connected together, are opened together and are retracted together by adopting the technology that the connecting rod, the sliding sleeve ring, the limiting rod and the abutting block are matched;

3. through adopting extension rod, locking hole, spacing hole, locating lever, magnetism to inhale piece, anti-skidding rubber pad, anti-skidding spine, mounting groove, magnetic part, adsorb piece, fixed orifices and dead lever matched with technique to be convenient for adjust the length of supporting leg and be convenient for change anti-skidding spine.

Drawings

FIG. 1 is a schematic illustration of the general construction of a spirit level in an embodiment of the present application to facilitate replacement of components;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view for showing the internal structure of the support leg in the present embodiment.

Description of reference numerals: 1. a level body; 2. a base; 21. a support plate; 211. a limiting groove; 212. damping rubber pads; 213. an anti-skid backing plate; 22. a lock lever; 221. a limiting block; 222. a locking block; 23. a limiting rod; 231. a butting block; 2311. anti-slip edges; 3. supporting legs; 31. a connecting rod; 311. a slip collar; 32. a locking hole; 4. an extension pole; 41. a limiting hole; 42. positioning a rod; 421. a magnetic member; 4211. an anti-skid rubber pad; 43. a magnetic member; 5. anti-skid spikes; 51. mounting grooves; 52. an adsorbing member; 53. a fixing hole; 531. and (5) fixing the rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a surveyor's level convenient to change part. Referring to fig. 1, a level convenient for replacing parts includes a level body 1 and a base 2, the level body 1 being mounted on the base 2 by bolts. Three groups of support plates 21 are fixed at the bottom of the base 2 in a welding manner, and each group of support plates 21 comprises two. Insert between every group backup pad 21 and be equipped with supporting leg 3, wear to be equipped with locking pole 22 in backup pad 21 and the supporting leg 3, the smooth tip in locking pole 22 middle part surface is equipped with the screw thread, and supporting leg 3 can be at locking pole 22 middle part free rotation.

Referring to fig. 1 and 2, a limiting block 221 is integrally formed at one end of the locking rod 22, and the limiting block 221 is a solid block with a hexagonal end surface; the surface of the supporting plate 21 is provided with a limiting groove 211 for the limiting block 221 to be inserted, the limiting groove 211 is matched with the limiting block 221, and the limiting block 221 is axially inserted into the limiting groove 211 along the locking rod 22. Damping rubber pads 212 are arranged between the supporting legs 3 and the supporting plate 21, the damping rubber pads 212 are fixedly adhered to the opposite surfaces of the supporting plate 21, and the damping rubber pads 212 are arranged concentrically with the locking rods 22. The other end of the locking rod 22 is threadedly connected with a locking block 222, and the locking block 222 can be a hexagon nut. An anti-slip pad 213 is disposed between the locking block 222 and the support plate 21, and the anti-slip pad 213 is disposed on the locking rod 22 and concentric with the locking rod 22.

Referring to fig. 1, the outer side wall of the supporting leg 3 is hinged with a connecting rod 31, and the three connecting rods 31 are hinged with a sliding lantern ring 311 in a common rotating way. The center of the base 2 extends downwards to form a limiting rod 23 for the sliding lantern ring 311 to slide, and the limiting rod 23 is welded and fixed at the center of the base 2. Threaded connection has the butt piece 231 with the lantern ring 311 butt that slides on the gag lever post 23, and butt piece 231 lateral wall is provided with anti-skidding arris 2311, and supporting leg 3 expandes to drive the lantern ring 311 that slides and shifts up and offset with butt piece 231 to the turned angle of restriction supporting leg 3.

Referring to fig. 1 and 3, extension rod 4 is inserted in supporting leg 3, and locking hole 32 has been seted up to the one end that base 2 was kept away from to supporting leg 3, and a plurality of spacing holes 41 have evenly been seted up on the surface that extension rod 4 is located locking hole 32, and spacing hole 41 is circular through-hole. A positioning rod 42 is inserted into one of the limiting holes 41 of the locking hole 32, and the positioning rod 42 is inserted into the support leg 3 and the extension rod 4 to fix the position of the extension rod 4.

Referring to fig. 3, a magnetic member 421 magnetically attracted to the surface of the support leg 3 is fixed to the end of the positioning rod 42, and the magnetic member 421 may be an ndfeb magnet. The outer side wall of the magnetic member 421 is wrapped with an anti-slip rubber pad 4211, and the anti-slip rubber pad 4211 is wrapped around the magnetic member 421 to form a ring shape, so that the positioning rod 42 can be conveniently taken out to adjust the length of the extension rod 4.

Referring to fig. 3, the end of the extension rod 4 is provided with an anti-slip spike 5, and the end of the anti-slip spike 5 is conical; the antiskid spine 5 is provided with an installation groove 51, and the installation groove 51 is a blind hole matched with the extension rod 4. The extension rod 4 is inserted into the mounting groove 51, the end wall of the extension rod 4 is fixedly bonded with the magnetic member 43, and the magnetic member 43 can be a neodymium iron boron magnet; the antiskid spikes 5 are positioned in the mounting groove 51 and are adhered to the bottom wall of the magnetic member 43, and an adsorption member 52 magnetically attracted with the magnetic member 43 is fixedly adhered to the bottom wall of the mounting groove, wherein the adsorption member 52 can be an iron sheet.

Referring to fig. 3, the outer side wall of the anti-skid spike 5, which is located at one end of the extension rod 4 close to the magnetic part 43, is provided with a fixing hole 53, and the fixing hole 53 is a circular through hole; a fixing rod 531 penetrating through the extension rod 4 is inserted into the fixing hole 53, and the fixing rod 531 may be a hexagon bolt, so as to limit the position of the anti-slip spike 5 and prevent the anti-slip spike 5 from falling off.

The implementation principle of the level gauge convenient for replacing parts in the embodiment of the application is as follows:

when the supporting leg 3 is damaged, the locking block 222 is unscrewed from the locking rod 22, then the locking rod 22 is pulled out from the supporting plate 21 and the supporting leg 3, the supporting leg 3 can be replaced without replacing the whole base 2, and therefore resources are saved.

When the length of the supporting leg 3 needs to be adjusted or the extension rod 4 needs to be replaced, the extension rod 4 is inserted into the supporting leg 3, then the extension rod 4 is adjusted to a needed position, and then the positioning rod 42 is inserted into the locking hole 32 of the supporting leg 3 and the limiting hole 41 of the extension rod 4, which is the same as the locking hole 32. The magnetic member 421 magnetically attracts the support leg 3, so as to fix the position of the extension rod 4.

When the anti-skid spikes 5 need to be replaced due to passivation, the fixing rod 531 on the anti-skid spikes 5 is pulled out, and then the anti-skid spikes 5 are pulled out in the direction away from the extension rod 4, so that the magnetic part 43 is separated from the adsorption part 52, and the anti-skid spikes 5 are detached. After the anti-skid spine 5 is replaced, the anti-skid spine 5 can be installed by repeating the reverse process, so that the anti-skid spine 5 can be replaced independently.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a surveyor's level convenient to change part, includes surveyor's level body (1) and base (2), install on base (2) surveyor's level body (1), its characterized in that: base (2) bottom is provided with three backup pads (21) of group, every group backup pad (21) include two, every group be provided with supporting leg (3) between backup pad (21), wear to be equipped with locking lever (22) in backup pad (21) and supporting leg (3), locking lever (22) one end is provided with stopper (221), and the other end is provided with latch segment (222).

2. The level facilitating component replacement of claim 1, wherein: the anti-skid device is characterized in that a limiting groove (211) for inserting a limiting block (221) is formed in the surface of the supporting plate (21), an anti-skid base plate (213) is arranged between the locking block (222) and the supporting plate (21), and a damping rubber pad (212) is arranged between the supporting leg (3) and the supporting plate (21).

3. The level facilitating component replacement of claim 1, wherein: supporting leg (3) lateral wall rotates and is connected with connecting rod (31), three connecting rod (31) rotate jointly and are connected with the lantern ring (311) that slides, base (2) center downwardly extending has gag lever post (23) that the lantern ring (311) that supply to slide slides, threaded connection has butt piece (231) with the lantern ring (311) butt that slides on gag lever post (23).

4. The level facilitating component replacement of claim 1, wherein: extension rod (4) are inserted in supporting leg (3), locking hole (32) have been seted up to the one end that base (2) were kept away from in supporting leg (3), extension rod (4) are located the surface in locking hole (32) and evenly are provided with a plurality of spacing holes (41), locking hole (32) are inserted in one of them spacing hole (41) and are equipped with locating lever (42).

5. The level facilitating component replacement of claim 4, wherein: the end part of the positioning rod (42) is provided with a magnetic attraction piece (421) which is magnetically attracted with the surface of the supporting leg (3), and the outer side wall of the magnetic attraction piece (421) is wrapped with an anti-skid rubber pad (4211).

6. The level facilitating component replacement of claim 4, wherein: the end part of the extension rod (4) is provided with an anti-skid spine (5).

7. The level facilitating component replacement of claim 6, wherein: mounting groove (51) have been seted up to antiskid spine (5), extension rod (4) are inserted and are established in mounting groove (51), extension rod (4) end wall is provided with magnetic part (43), antiskid spine (5) are located mounting groove (51) and laminate in the diapire of magnetic part (43) and are provided with adsorption element (52) that attract mutually with magnetic part (43) magnetism.

8. The level facilitating component replacement of claim 7, wherein: the antiskid spine (5) is located on the outer side wall of one end of the extension rod (4) and is provided with a fixing hole (53), and a fixing rod (531) penetrating through the extension rod (4) is inserted into the fixing hole (53).