CN109059861B - Level ruler - Google Patents
Level ruler Download PDFInfo
- Publication number
- CN109059861B CN109059861B CN201810754132.1A CN201810754132A CN109059861B CN 109059861 B CN109059861 B CN 109059861B CN 201810754132 A CN201810754132 A CN 201810754132A CN 109059861 B CN109059861 B CN 109059861B
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- Prior art keywords
- level bubble
- vertical
- clamping piece
- seat
- horizontal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C9/24—Measuring inclination, e.g. by clinometers, by levels by using liquids in closed containers partially filled with liquid so as to leave a gas bubble
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a level bar, which comprises a bar body and a vertical level bubble component, wherein the end part of the bar body is provided with a mounting opening, and the vertical level bubble component is mounted in the mounting opening. The vertical level bubble assembly comprises a vertical level bubble, a vertical level bubble seat clamping piece and a locating pin, wherein an observation window, a hanging hole and a deformation groove are formed in the upper end face and the lower end face of the vertical level bubble seat clamping piece, a cavity is formed in one end of the vertical level bubble seat clamping piece, the observation window is opposite to the cavity, the vertical level bubble seat is installed in the cavity, the hanging hole and the deformation groove are formed in the other end, and the deformation groove extends from the end face to the entity direction of the vertical level bubble seat clamping piece and is communicated with the hanging hole. The ruler body is provided with a positioning hole, the positioning pin is plugged in the positioning hole and the hanging hole, and the positioning pin stretches the hanging hole so that two sides of the hanging hole are outwards opened to tightly prop the inner cavity of the ruler body. The level bar can complete connection of the level bubble seat and the bar body without gluing, reduces assembly procedures and improves assembly efficiency.
Description
Technical Field
The invention relates to the field of measuring tools, in particular to a level bar.
Background
The level bar is a common measuring tool which is not separated in daily life of people and is commonly used for occasions such as building construction, mechanical installation, woodworking and the like. The level bar generally comprises a bar body, a vertical level bubble seat and a horizontal level bubble seat, wherein the level bubble seat is fixedly provided with a level bubble, and the level bubble seat is fixedly connected with the bar body. In the general production process, the bubble level seat is fixedly connected with the ruler body in an adhesive mode, then the bubble level is arranged in the bubble level seat, the position of the bubble level is adjusted, and finally the bubble level is fixed in an adhesive mode, so that the assembly operation is completed. The following problems are mainly existed in the production mode: firstly, the assembly process requires two gluing processes, and the gluing process has a curing period, which is not beneficial to the realization of automatic production; secondly, through the fixed bubble of viscose, produce irregular deformation at glue solidification process, make the bubble precision change, and then influence product precision. Thirdly, because of the curing period of the glue, the production period is longer, and the process of the finished product on the assembly line on the ruler body can not be realized, thereby influencing the efficiency.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the level bar, which can complete the connection of the level bubble seat and the bar body without gluing, reduces the assembly process and improves the assembly efficiency.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a level bar comprises a bar body and a vertical level bubble component, wherein the bar body is a hollow square tube, the end part of the bar body is provided with an installation opening, and the vertical level bubble component is installed in the installation opening. The vertical level assembly includes a vertical level, a vertical level holder clip, and a locating pin, the vertical level being fixedly mounted in the vertical level holder. The vertical level bubble seat clamping piece is provided with an observation window, a hanging hole and a deformation groove on the upper end face and the lower end face, a cavity is arranged in one end of the vertical level bubble seat clamping piece, the observation window is arranged right opposite to the cavity, the vertical level bubble seat is arranged in the cavity, the hanging hole and the deformation groove are arranged at the other end of the vertical level bubble seat clamping piece, and the deformation groove extends from one end of the vertical level bubble seat clamping piece far away from the cavity to the entity direction of the vertical level bubble seat clamping piece and is communicated with the hanging hole. The ruler body is provided with a positioning hole, the hanging hole is opposite to the positioning hole, the positioning pin is plugged into the positioning hole and the hanging hole, and the positioning pin stretches the hanging hole so that two sides of the hanging hole are outwards stretched to tightly prop up the inner cavity of the ruler body.
During assembly, the clamping piece of the vertical level bubble seat is firstly arranged in the inner cavity of the ruler body provided with the positioning hole of the ruler body, the hanging hole is opposite to the positioning hole, then the positioning pin is plugged into the hanging hole, the positioning pin is hung Kong Chengkai due to the arrangement of the deformation groove, the clamping piece of the vertical level bubble seat and the ruler body can be fixed by outwards stretching the two sides of the clamping piece of the vertical level bubble seat to tightly prop up the ruler body, and finally the vertical level bubble seat provided with the vertical level bubble is arranged in the cavity of the clamping piece of the vertical level bubble seat to finish assembly.
Further, tooth-shaped bosses are arranged on the left side surface and the right side surface of one end of the vertical level bubble seat clamping piece provided with the hanging hole. The friction force between the clamping piece of the vertical level bubble seat and the ruler body is increased due to the arrangement of the tooth-shaped boss, and the connection strength is further improved.
Further, the upper end face and the lower end face of the vertical level bubble seat clamping piece are also provided with limiting bosses, the limiting bosses are arranged around the observation window in a surrounding mode, a circle of burr avoiding groove is formed at the joint of the limiting bosses and the vertical level bubble seat clamping piece, a limiting hole is formed in the ruler body, and the limiting bosses are clamped in the limiting hole. The arrangement of the limiting boss ensures that the clamping piece of the vertical level bubble seat can be accurately arranged in the ruler body. And when processing spacing hole on the chi body, generally adopt stamping process, probably leave the burr around the spacing hole, the setting up of burr avoidance groove guarantees that spacing boss can block smoothly into the spacing hole of the chi body.
Further, the vertical level bubble seat comprises a seat body, a level bubble installation cavity is formed in the inner portion of the seat body, the level bubble installation cavity is opposite to the observation window, the vertical level bubble is installed in the level bubble installation cavity, a supporting protrusion and an adjusting arm are arranged on the outer surface of the seat body, the supporting protrusion and the adjusting arm extend away from the seat body from the outer surface of the seat body, one end, away from the seat body, of the supporting protrusion is connected with a vertical level bubble seat clamping piece, a vertical adjusting piece is arranged between one end, away from the seat body, of the adjusting arm and the vertical level bubble seat clamping piece, one end of the vertical adjusting piece is in telescopic connection with the vertical level bubble seat clamping piece, and the other end of the vertical adjusting piece is connected with the adjusting arm. The vertical level bubble is installed in the level bubble installation cavity, then the vertical level bubble seat is installed on the vertical level bubble seat clamping piece, after the supporting bulge is connected with the vertical level bubble seat clamping piece, the vertical adjusting piece is adjusted, the vertical adjusting piece exerts force on the adjusting arm, the seat body can rotate around the supporting bulge, and the vertical level bubble can be adjusted.
Further, the clamping piece of the vertical level bubble seat is provided with an arc guide protrusion and a blocking protrusion, the seat body is in a circular ring shape, the seat body is attached to the arc guide protrusion and can slide along the arc protrusion, and one side of the blocking protrusion is abutted to one side of the supporting protrusion. The circular base body is attached to the circular arc guide protrusion, the base body can slide along the circular arc guide protrusion during adjustment, and the adjustment process is more stable and controllable. The assembly difficulty of the abutting structure of the blocking bulge and the supporting bulge is low, and the requirement on the machining precision of parts is low.
Further, the level bar also comprises a horizontal level bubble component, the side surface of the bar body is provided with a mounting groove, and the horizontal level bubble component is mounted in the mounting groove.
Further, the horizontal level bubble seat assembly comprises a horizontal level bubble, a horizontal level bubble seat and a horizontal level bubble seat clamping piece, an installation notch is formed in the middle of one side of the horizontal level bubble seat clamping piece in a concave mode, the horizontal level bubble seat is installed in the installation notch, supporting arms are formed on two sides of the installation notch, supporting baffles are arranged on the other side edges of the horizontal level bubble seat clamping piece opposite to the installation notch, supporting structures are arranged on the horizontal level bubble seat clamping piece, and the supporting structures apply force to the supporting baffles to enable the supporting baffles to deform towards one side far away from the level bubble seat clamping piece, so that the supporting baffles and the supporting arms respectively support two sides of an inner cavity of the ruler body. During assembly, the horizontal level bubble clamping piece is placed into the mounting opening of the ruler body, and the top supporting arms and the top supporting baffle plates of the horizontal level bubble clamping piece are respectively abutted against the two side surfaces of the ruler body, but cannot be reliably fixed. Then the propping structure is used for applying force to the propping baffle, the propping baffle deforms towards the ruler body, and the propping arms of the horizontal level bubble clamping pieces and the propping baffle are propped against the two sides of the inner cavity of the ruler body, so that the horizontal level bubble clamping pieces and the ruler body are fixed.
Further, the jacking structure comprises a jacking piece and jacking protrusions, the jacking protrusions are arranged between the installation notch and the jacking baffle, one end of the jacking piece is connected with the jacking protrusions in a telescopic mode, the other end of the jacking piece abuts against the jacking baffle, and a deformation through groove is further formed between the jacking protrusions and the jacking baffle on the clamping piece of the horizontal level bubble seat. The jacking structure is easy to realize and low in production cost. The deformation through grooves enable the connection rigidity of the top support baffle plate and the clamping piece of the horizontal level bubble seat to be properly weakened, deformation of the top support baffle plate is facilitated, and the top support baffle plate can be greatly deformed by using small force during assembly.
Further, the horizontal level bubble seat comprises a bottom plate and two vertical plates, the two vertical plates are respectively arranged at two ends of the bottom plate to form a level bubble installation cavity, the horizontal level bubble is installed in the level bubble installation cavity, one side, opposite to the level bubble installation cavity, of at least one vertical plate is provided with an adjusting lug, one end, opposite to the level bubble installation cavity, of the bottom plate is provided with an adjusting support plate, the horizontal level bubble seat is installed in an installation notch, one end, opposite to the level bubble installation cavity, of the horizontal level bubble seat is provided with an adjusting lug and is connected with a level bubble seat clamping piece in an adjustable mode, the other end of the horizontal level bubble seat is connected with the level bubble seat clamping piece in an adjustable mode or is fixedly connected with the level bubble seat clamping piece in an adjustable mode, and the adjusting support plate is connected with the level bubble seat clamping piece in an abutting mode. During assembly, the horizontal bubble seat fixedly provided with the horizontal bubble is arranged in the installation notch, one end of the horizontal bubble seat is connected with the clamping piece of the horizontal bubble seat in an adjustable mode or fixedly connected, meanwhile, the support plate is adjusted to be propped against the clamping piece of the horizontal bubble seat, and the adjustment and fixation of the horizontal bubble seat and the horizontal bubble are realized by adjusting the position of the other end of the horizontal bubble seat relative to the clamping piece of the horizontal bubble seat.
Further, the adjusting lug is provided with a horizontal adjusting piece, one end of the horizontal adjusting piece is connected with the adjusting lug, and the other end of the horizontal adjusting piece is connected with the clamping piece of the horizontal bubble seat in a telescopic mode. The horizontal adjusting piece is easy to realize and has low production cost.
In summary, the level bar can complete connection of the level bubble seat and the bar body without gluing, reduces assembly procedures and improves assembly efficiency.
Drawings
FIG. 1 is a schematic view of the structure of the level bar of the present embodiment;
FIG. 2 is a schematic view of the front view of the vertical vial assembly of the level of the present embodiment;
FIG. 3 is a schematic side elevational view of the vertical vial assembly of the level of this embodiment;
FIG. 4 is a schematic view of the front view of the level vial assembly of the level of the present embodiment;
FIG. 5 is a schematic view of the internal structure of the level vial assembly of the level of the present embodiment;
the leveling rod comprises a ruler body-1, a vertical leveling bubble component-2, a vertical leveling bubble-21, a vertical leveling bubble seat-22, a seat body-221, a supporting protrusion-222, an adjusting arm-223, a vertical adjusting piece-224, a vertical leveling bubble seat clamping piece-23, an observation window-231, a hanging hole-232, a deformation groove-233, a tooth-shaped boss-234, a limiting boss-235, an arc guide boss-236, a blocking protrusion-237, an adjusting protrusion-238, a locating pin-24, a horizontal leveling bubble-31, a horizontal leveling bubble seat-32, a bottom plate-321, a vertical plate-322, an adjusting lug-323, an adjusting support plate-324, a horizontal adjusting piece-325, a horizontal leveling bubble seat clamping piece-33, a mounting notch-331, a top supporting arm-332, a top supporting baffle-333, a top supporting protrusion-334, a deformation through groove-335, a horizontal adjusting protrusion-336, a top supporting piece-34 and a plug-4.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, a level bar comprises a bar body 1 and a vertical level bubble assembly 2, wherein the bar body 1 is a hollow square tube, the end part of the bar body 1 is provided with an installation opening, and the vertical level bubble assembly 2 is installed in the installation opening. As shown in fig. 2, the vertical vial assembly 2 includes a vertical vial 21, a vertical vial holder 22, a vertical vial holder clip 23, and a dowel 24, with the vertical vial 21 fixedly mounted in the vertical vial holder 22. The vertical level bubble seat clamping piece 23 is provided with an observation window 231, a hanging hole 232 and a deformation groove 233 on the upper end face and the lower end face, a cavity is arranged in one end of the vertical level bubble seat clamping piece 23, the observation window 231 is arranged right opposite to the cavity, the vertical level bubble seat 22 is arranged in the cavity, the hanging hole 232 and the deformation groove 233 are arranged at the other end of the vertical level bubble seat clamping piece 23, and the deformation groove 233 extends from one end, far away from the cavity, of the vertical level bubble seat clamping piece 23 towards the physical direction of the vertical level bubble seat clamping piece 23 and is communicated with the hanging hole 232. The ruler body 1 is provided with a positioning hole 11, the hanging hole 232 is opposite to the positioning hole 11, the positioning pin 24 is plugged into the positioning hole 11 and the hanging hole 233, and the positioning pin 24 is used for stretching the hanging hole 232 so that two sides of the hanging hole 232 are outwards stretched to tightly prop up the inner cavity of the ruler body 1.
During assembly, the vertical level bubble seat clamping piece 23 is firstly arranged in the inner cavity of the ruler body 1 provided with the ruler body positioning hole 11, the hanging hole 232 is opposite to the positioning hole 11, then the positioning pin 24 is plugged into the hanging hole 232, the positioning pin 24 stretches the hanging hole 232 due to the arrangement of the deformation groove 233, the two sides of the vertical level bubble seat clamping piece 23 are outwards stretched to tightly prop against the ruler body 1, the fixing of the vertical level bubble seat clamping piece 23 and the ruler body 1 can be completed, and finally the vertical level bubble seat 22 provided with the vertical level bubble 21 is arranged in the cavity of the vertical level bubble seat clamping piece 23 to complete assembly.
Preferably, the left and right sides of the end of the vertical bubble seat clip 23 provided with the hanging hole 232 are provided with tooth-shaped bosses 234. The tooth-shaped boss 234 increases the friction force between the vertical bubble seat clamping piece 23 and the ruler body 1, and further improves the connection strength.
Meanwhile, as shown in fig. 3, the upper end surface and the lower end surface of the vertical level bubble seat clamping piece 23 are also provided with a limiting boss 235, the limiting boss 235 is arranged around the observation window 231, a circle of burr avoiding groove is arranged at the joint of the limiting boss 235 and the vertical level bubble seat clamping piece 23, a limiting hole is arranged on the ruler body 1, and the limiting boss 235 is clamped in the limiting hole. The positioning boss 235 ensures that the vertical level vial holder clip 23 can be accurately fitted into the scale body 1. While a stamping process is generally adopted when a limit hole is machined in the rule body 1, burrs may be left around the limit hole, and the arrangement of the burr avoiding groove ensures that the limit boss 235 can be smoothly clamped into the limit hole of the rule body 1.
Specifically, the vertical level vial seat 22 includes a seat body 221, a level vial installation cavity is provided inside the seat body 221, the level vial installation cavity is opposite to the observation window 231, the vertical level vial 21 is installed in the level vial installation cavity, the outer surface of the seat body 221 is provided with a supporting protrusion 222 and an adjusting arm 223, the supporting protrusion 222 and the adjusting arm 223 extend away from the seat body 221 from the outer surface of the seat body 221, one end of the supporting protrusion 222 away from the seat body 221 is connected with the vertical level vial seat clamping piece 23, a vertical adjusting piece 224 is arranged between one end of the adjusting arm 222 away from the seat body 221 and the vertical level vial seat clamping piece 23, one end of the vertical adjusting piece 224 is in telescopic connection with the vertical level vial seat clamping piece 23, and the other end of the vertical adjusting piece 224 is connected with the adjusting arm 222. The vertical leveling bubble 224 is installed in the leveling bubble installation cavity, then the vertical leveling bubble seat 22 is installed on the vertical leveling bubble seat clamping piece 23, after the supporting protrusion 222 is connected with the vertical leveling bubble seat clamping piece 23, the vertical adjusting piece 224 is adjusted, the vertical adjusting piece 224 applies force to the adjusting arm 222, the seat body 221 can rotate around the supporting protrusion 223, and the vertical leveling bubble 21 can be adjusted. In this embodiment, the vertical adjustment protrusion 238 is provided on the vertical bubble seat clip 23, and the vertical adjustment member 224 is a screw, and the screw is telescopically connected to the vertical adjustment protrusion 238.
In addition, the vertical level seat clip 23 is provided with an arc guide protrusion 236 and a blocking protrusion 237, the seat 221 is in a circular ring shape, the seat 221 is abutted against the arc guide protrusion 235 and can slide along the arc protrusion 235, and one side of the blocking protrusion 237 is abutted against one side of the supporting protrusion 223. The circular base 22 is abutted against the circular arc guide protrusion 235, so that the base 221 can slide along the circular arc guide protrusion 235 during adjustment, and the adjustment process is more stable and controllable. While the abutment structure of the blocking boss 237 and the supporting boss 223 is low in assembly difficulty and low in part machining accuracy.
As shown in fig. 1, the level bar of the present embodiment further includes a horizontal bubble assembly 3, and the side surface of the bar body 1 is provided with a mounting groove, in which the horizontal bubble assembly 3 is mounted.
As shown in fig. 4 and 5, the horizontal vial seat assembly 3 includes a horizontal vial 31, a horizontal vial seat 32 and a horizontal vial seat clamping piece 33, a middle portion of one side of the horizontal vial seat clamping piece 33 is concavely formed into a mounting notch 331, the horizontal vial seat 32 is mounted in the mounting notch 331, two sides of the mounting notch 331 form a top supporting arm 332, a top supporting baffle 333 is disposed on an edge of the other side of the horizontal vial seat clamping piece 33 opposite to the mounting notch 331, a top supporting structure is disposed on the horizontal vial seat clamping piece 33, and the top supporting structure applies a force to the top supporting baffle 333 to deform the top supporting baffle 333 to a side far away from the vial seat clamping piece 33, so that the top supporting baffle 333 and the top supporting arm 332 respectively abut against two sides of an inner cavity of the ruler body 1. In assembly, the horizontal vial clip 33 is placed in the mounting opening of the scale body 1, and the support arms 332 and the support baffle 333 of the horizontal vial clip 33 are respectively abutted against both side surfaces of the scale body 1, but cannot be reliably fixed. Then, the supporting structure is used for applying force to the supporting baffle 333, the supporting baffle 333 deforms towards the ruler body 1, and the supporting arms 332 of the horizontal level bubble clamping pieces 33 and the supporting baffle 333 are tightly supported on two sides of the inner cavity of the ruler body 1, so that the horizontal level bubble clamping pieces 33 and the ruler body 1 are fixed.
Specifically, the propping structure includes a propping member 34 and a propping protrusion 334, the propping protrusion 334 is disposed between the mounting notch 331 and the propping baffle 333, one end of the propping member 34 is in telescopic connection with the propping protrusion 334, the other end of the propping member 34 abuts against the propping baffle 333, and a deformation through groove 335 is further disposed between the propping protrusion 34 and the propping baffle 333 on the horizontal bubble seat clamping piece 33. The jacking structure is easy to realize and low in production cost. The deformation through groove 335 properly weakens the connection rigidity between the top support baffle 333 and the horizontal bubble seat clamping piece 33, which is favorable for the deformation of the top support baffle 333, and the top support baffle 333 can be greatly deformed by using small force during assembly.
In this embodiment, the horizontal vial seat 32 includes a bottom plate 321 and two vertical plates 322, the two vertical plates 322 are respectively disposed at two ends of the bottom plate 321 to form a vial installation cavity, the horizontal vial 31 is installed in the vial installation cavity, an adjusting lug 323 is disposed on a side of at least one vertical plate 322 facing away from the vial installation cavity, an adjusting support plate 324 is disposed on an end of the bottom plate 321 facing away from the vial installation cavity, the horizontal vial seat 32 is installed in the installation notch 331, an end of the horizontal vial seat 32 provided with the adjusting lug 323 is adjustably connected with the horizontal vial seat clamping piece 33, and the other end of the horizontal vial seat 32 is adjustably connected or fixedly connected with the horizontal vial seat clamping piece 33, and the adjusting support plate 324 is in abutting connection with the horizontal vial seat clamping piece 33. During assembly, the horizontal bubble seat 32 fixedly provided with the horizontal bubble 31 is arranged in the mounting notch 331, one end of the horizontal bubble seat 32 is adjustably connected or fixedly connected with the horizontal bubble seat clamping piece 332, meanwhile, the supporting plate 324 is abutted against the horizontal bubble seat clamping piece 33, and the adjustment and fixation of the horizontal bubble seat 32 and the horizontal bubble 31 are realized by adjusting the position of the other end of the horizontal bubble seat 32 relative to the horizontal bubble seat clamping piece 33.
For the adjustment of the horizontal bubble seat 32, the adjusting lug 323 is provided with a horizontal adjusting piece 325, one end of the horizontal adjusting piece 325 is connected with the adjusting lug 323, and the other end of the horizontal adjusting piece 325 is connected with the horizontal bubble seat clamping piece 33 in a telescopic way. The horizontal adjusting piece is easy to realize and has low production cost. In this embodiment, the horizontal bubble seat clip 33 is provided with a horizontal adjustment protrusion 336, and the horizontal adjustment member 325 is a screw, and the screw is connected with the horizontal adjustment protrusion 336 in a telescopic manner.
The two ends of the ruler body 1 of the embodiment are also provided with end plugs 4, and the hollow ruler body 1 is sealed by the arrangement of the end plugs 4.
In summary, the level bar can complete the connection between the level bubble seat and the bar body 1 without gluing, thereby reducing the assembly process and improving the assembly efficiency.
In summary, the foregoing description is only of the preferred embodiments of the invention, and is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (7)
1. A level bar, characterized in that: the square tube type vertical leveling bubble device comprises a square body and a vertical leveling bubble assembly, wherein the square body is a hollow square tube, an installation opening is formed in the end portion of the square body, and the vertical leveling bubble assembly is installed in the installation opening;
the vertical level bubble assembly comprises a vertical level bubble, a vertical level bubble seat clamping piece and a positioning pin, and the vertical level bubble is fixedly arranged in the vertical level bubble seat; the vertical level bubble seat clamping piece is provided with an observation window, a hanging hole and a deformation groove on the upper end face and the lower end face, a cavity is arranged in one end of the vertical level bubble seat clamping piece, the observation window is opposite to the cavity, the vertical level bubble seat is arranged in the cavity, the hanging hole and the deformation groove are arranged at the other end of the vertical level bubble seat clamping piece, and the deformation groove extends from one end of the vertical level bubble seat clamping piece far away from the cavity to the entity direction of the vertical level bubble seat clamping piece and is communicated with the hanging hole; the ruler body is provided with a positioning hole, the hanging hole is opposite to the positioning hole, the positioning pin is plugged in the positioning hole and the hanging hole, and the positioning pin stretches the hanging hole so that two sides of the hanging hole are outwards stretched to tightly prop up the inner cavity of the ruler body; the upper end face and the lower end face of the vertical level bubble seat clamping piece are also provided with limiting bosses, the limiting bosses are arranged around the observation window in a surrounding mode, a circle of burr avoiding grooves are formed in the joint of the limiting bosses and the vertical level bubble seat clamping piece, a limiting hole is formed in the ruler body, and the limiting bosses are clamped in the limiting hole; the vertical level bubble seat comprises a seat body, a level bubble installation cavity is arranged in the seat body, the level bubble installation cavity is opposite to an observation window, the vertical level bubble is installed in the level bubble installation cavity, a supporting bulge and an adjusting arm are arranged on the outer surface of the seat body, the supporting bulge and the adjusting arm extend away from the seat body from the outer surface of the seat body, one end of the supporting bulge away from the seat body is connected with a vertical level bubble seat clamping piece, a vertical adjusting piece is arranged between one end of the adjusting arm away from the seat body and the vertical level bubble seat clamping piece, one end of the vertical adjusting piece is in telescopic connection with the vertical level bubble seat clamping piece, and the other end of the vertical adjusting piece is connected with the adjusting arm; the vertical level bubble seat clamping piece is provided with an arc guide protrusion and a blocking protrusion, the seat body is in a circular ring shape, the seat body is attached to the arc guide protrusion and can slide along the arc protrusion, and one side of the blocking protrusion is abutted to one side of the supporting protrusion.
2. A level bar according to claim 1, wherein: tooth-shaped bosses are arranged on the left side surface and the right side surface of one end of the vertical level bubble seat clamping piece, which is provided with a hanging hole.
3. A level according to any one of claims 1-2 wherein: still include horizontal level bubble subassembly, the chi body side is equipped with the mounting groove, horizontal level bubble subassembly installs in the mounting groove.
4. A level bar according to claim 3, wherein: the horizontal level bubble assembly comprises a horizontal level bubble, a horizontal level bubble seat and a horizontal level bubble seat clamping piece, wherein an installation notch is formed in the middle of one side of the horizontal level bubble seat clamping piece in a concave mode, the horizontal level bubble seat is installed in the installation notch, supporting arms are formed on two sides of the installation notch, supporting baffles are arranged on the other side edges of the horizontal level bubble seat clamping piece opposite to the installation notch, supporting structures are arranged on the horizontal level bubble seat clamping piece, and the supporting structures apply force to the supporting baffles to enable the supporting baffles to deform towards one side far away from the level bubble seat clamping piece, so that the supporting baffles and the supporting arms respectively support two sides of an inner cavity of the ruler body.
5. A level bar according to claim 4, wherein: the supporting structure comprises a supporting piece and supporting protrusions, the supporting protrusions are arranged between the installation notch and the supporting baffle, one end of the supporting piece is in telescopic connection with the supporting protrusions, the other end of the supporting piece abuts against the supporting baffle, and a deformation through groove is further formed between the supporting protrusions and the supporting baffle on the horizontal bubble seat clamping piece.
6. A level bar according to claim 4, wherein: the horizontal level bubble seat comprises a bottom plate and two vertical plates, the two vertical plates are respectively arranged at two ends of the bottom plate to form a level bubble installation cavity, the horizontal level bubble is installed in the level bubble installation cavity, at least one vertical plate is provided with an adjusting lug on one side opposite to the level bubble installation cavity, one end of the bottom plate opposite to the level bubble installation cavity is provided with an adjusting support plate, the horizontal level bubble seat is installed in an installation notch, one end of the horizontal level bubble seat, which is provided with the adjusting lug, is connected with a level bubble seat clamping piece in an adjustable mode, the other end of the horizontal level bubble seat is connected with the level bubble seat clamping piece in an adjustable mode or is fixedly connected with the level bubble seat clamping piece, and the adjusting support plate is connected with the level bubble seat clamping piece in an abutting mode.
7. A level bar according to claim 6, wherein: the adjusting lug is provided with a horizontal adjusting piece, one end of the horizontal adjusting piece is connected with the adjusting lug, and the other end of the horizontal adjusting piece is connected with the clamping piece of the horizontal bubble seat in a telescopic mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810754132.1A CN109059861B (en) | 2018-07-11 | 2018-07-11 | Level ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810754132.1A CN109059861B (en) | 2018-07-11 | 2018-07-11 | Level ruler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109059861A CN109059861A (en) | 2018-12-21 |
| CN109059861B true CN109059861B (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810754132.1A Active CN109059861B (en) | 2018-07-11 | 2018-07-11 | Level ruler |
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|---|---|
| CN (1) | CN109059861B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008181B (en) * | 2022-05-31 | 2024-02-23 | 慈溪沃胜自动化设备厂 | Level bar assembly quality |
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| CN101776450A (en) * | 2009-01-09 | 2010-07-14 | 沈建明 | Horizontal ruler |
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| CN208588357U (en) * | 2018-07-11 | 2019-03-08 | 浙江东精工量具有限公司 | A kind of horizontal ruler |
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| US7913406B2 (en) * | 2008-11-10 | 2011-03-29 | Norelli Louis A | Hands-free measuring instrument |
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| CN101180515A (en) * | 2005-07-29 | 2008-05-14 | 惠必寿有限公司 | Level |
| CN101660906A (en) * | 2008-08-28 | 2010-03-03 | 吴晓明 | End cover integrated level bubble seat for leveling rod |
| CN101776450A (en) * | 2009-01-09 | 2010-07-14 | 沈建明 | Horizontal ruler |
| CN205333062U (en) * | 2016-02-01 | 2016-06-22 | 杭州巨星科技股份有限公司 | Fixed knot of level bar triangle bubble constructs |
| CN205561833U (en) * | 2016-02-03 | 2016-09-07 | 张文军 | Air level fixing device of level bar |
| CN205449059U (en) * | 2016-03-07 | 2016-08-10 | 张文军 | Level bar at convertible visual angle |
| CN207197508U (en) * | 2017-09-29 | 2018-04-06 | 陈剑英 | It is a kind of to turn the horizon rule for observing vertical bubble up and down |
| CN208588357U (en) * | 2018-07-11 | 2019-03-08 | 浙江东精工量具有限公司 | A kind of horizontal ruler |
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|---|---|
| CN109059861A (en) | 2018-12-21 |
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