CN208759401U - Datum line beam positioning fixture - Google Patents
Datum line beam positioning fixture Download PDFInfo
- Publication number
- CN208759401U CN208759401U CN201821380880.XU CN201821380880U CN208759401U CN 208759401 U CN208759401 U CN 208759401U CN 201821380880 U CN201821380880 U CN 201821380880U CN 208759401 U CN208759401 U CN 208759401U
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- China
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- datum line
- line beam
- compression bar
- positioning fixture
- pedestal
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Abstract
The utility model discloses a kind of datum line beam positioning fixtures, belong to clamp art；The main points of its technical scheme are that including segmental support, it is provided with horizontal mounting table on the segmental support, the hold-down mechanism compressed in vertical direction to the object being placed on mounting table is provided with above the mounting table；The bottom of the mounting table is provided with vertical inserted link, and datum line beam positioning fixture further includes tripod, the tripod include be arranged in inserted link pedestal and three be evenly arranged on the supporting leg that pedestal surrounding is supported pedestal；Solve the problems, such as that existing benchmark fine strain of millet installation and removal are inconvenient；Benchmark fine strain of millet can be mounted and dismounted easily and fast.
Description
Technical field
The utility model relates to clamp art more particularly to a kind of datum line beam positioning fixtures.
Background technique
In engineering supervision, the datum line beam in detection site setting for detection is needed to the detection of many engineering parameters,
And then it will test equipment and be mounted on datum line beam or datum line beam is cooperated to carry out using and then examining to corresponding engineering parameter
It surveys.Engineering in actual use, usually use I-steel and quarter bend as datum line beam, it is especially relatively conventional with quarter bend.Now to base
Then the setting of quasi- beam connects workpiece using bolt etc., datum line beam level is fixed by the way that reference stake is arranged on the ground
On reference stake.
It is existing to use reference stake, and mode installation settings datum line beam datum line beam being horizontally fixed on reference stake
Mode, installation and removal datum line beam are inconvenient.
To disclose a kind of upper cantilever adjustable for the Chinese utility model patent file that Authorization Notice No. is CN204108868U
Bent clamp, including clamp body, upper cantilever both sides of the upper end are respectively provided with a through-hole, and a side through hole and the activity of clamp body suit connect
It connects, screw rod is equipped in another side through hole, screw rod axial line is overlapped with through hole center line, and the part that screw rod is located above upper cantilever is set
There is extension bar, extension bar is vertically arranged with screw rod, and the part that screw rod is located at below upper cantilever is fixedly connected with screw ball head, screw rod
Bulb outer circumference surface is threaded with nut, is fixedly connected with top board, the lower end surface of nut and top board below screw ball head
Upper end face contact.
Above-mentioned cantilever adjustable bow fixture is able to use it and is used to clamp admittedly for horizontal beams such as quarter bend and I-shapeds
It is fixed, but its installation that can not be suitable for datum line beam.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of datum line beam positioning fixture, energy
It is enough that datum line beam is mounted and dismounted easily and fast.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of datum line beam locating clip
Have, including segmental support, is provided with horizontal mounting table on the segmental support, is provided with above the mounting table in vertical direction
The hold-down mechanism that the object being placed on mounting table is compressed；The bottom of the mounting table is provided with vertical inserted link, base
Quasi- beam positioning fixture further includes tripod, the tripod include be arranged in inserted link pedestal and three be evenly arranged on pedestal surrounding
The supporting leg that pedestal is supported.
Through the above technical solutions, when being gripped using datum line beam positioning fixture to quarter bend carry out level, by inserted link
It is inserted into bottom surface, the balance and stability of datum line beam positioning fixture on the ground is further strengthened by the setting of tripod；Passing through will
Quarter bend is lain in a horizontal plane on mounting table, and then is fixed by hold-down mechanism to quarter bend, to determine horizontal beam
Position.
Preferably, the supporting leg is hinged with pedestal in the horizontal direction.
Through the above technical solutions, supporting leg is hinged with pedestal in the horizontal direction, so as to according to datum line beam positioning fixture
Applying working condition, the angle of supporting leg is adjusted, to use the more stable on the ground of datum line beam positioning fixture.
Preferably, the pedestal is being slidably connected along inserted link axis direction with inserted link；Datum line beam positioning fixture further includes pair
The fixation kit that pedestal and inserted link are fixed.
Through the above technical solutions, pedestal is being slidably connected along inserted link axis direction with inserted link；Datum line beam positioning fixture is also
Including the fixation kit that pedestal and inserted link are fixed, so as to be inserted into the depth on ground according to inserted link, to the height of pedestal
Degree is adjusted, and then is fixed by height of the fixation kit to pedestal；The height of pedestal is adjustable cooperation supporting leg and pedestal
It is hinged, so that more convenient different depth for being suitable for inserted link insertion ground, makes datum line beam positioning fixture on the ground
More balance and stability when placement.
Preferably, being provided with horizontal fixing screwed hole on the pedestal, the fixation kit includes fixing bolt, described
Fixing bolt is engaged with fixing screwed hole screw thread, and the screw rod end of the fixing bolt is abutted with the circumferential surface of inserted link.
Through the above technical solutions, being provided with horizontal fixing screwed hole on pedestal, fixation kit includes fixing bolt, Gu
Determine bolt to engage with fixing screwed hole screw thread；By rotate fixing bolt, make fixing bolt screw rod end and inserted link circumferential surface into
Row abuts, so that pedestal is fixed on corresponding height and position.
Preferably, the end of the inserted link is provided with the sharp portion of cone cell.
Through the above technical solutions, the end of inserted link is provided with the sharp portion of cone cell, pass through setting for plunger end clamping part
It sets, is more easier inserted link when being inserted into ground laborsaving.
Preferably, the hold-down mechanism includes being arranged above mounting table and being slidably connected in vertical direction and segmental support
Compression bar, the positioning component that is fixed on the pressing plate of compression bar lower end and compression bar and segmental support are positioned.
Through the above technical solutions, hold-down mechanism includes being arranged above mounting table and sliding in vertical direction and segmental support
The compression bar of dynamic connection, the pressing plate for being fixed on compression bar lower end and the positioning component that compression bar and segmental support are positioned；To putting
It sets when the quarter bend on mounting table is gripped, by sliding compression bar in vertical direction, so that it is perpendicular to quarter bend by pressing plate
Histogram to abutting, quarter bend level is clamped between mounting table and pressing plate, so that pressing plate is maintained at corresponding by positioning component
Highly, to keep the abutting pressure of quarter bend.
Preferably, the compression bar be threaded rod, the positioning component include the sliding part being arranged on segmental support and
The locating piece that horizontal direction and segmental support are slidably connected；
Sliding part and locating piece are separately positioned on the two sides of compression bar；The sliding part is arranged vertically close to the side of compression bar
Arc groove is slided, the locating piece is provided with positioning arc groove close to the side of compression bar；
When the locating piece and sliding part splice, positioning arc groove and sliding arc groove are concentric；On the positioning arc groove
It is provided with the positioning threads engaged with compression bar screw thread.
Through the above technical solutions, compression bar uses threaded rod, and when the height and position to pressing plate is adjusted, level sliding
Locating piece separates locating piece with sliding part, so that positioning arc groove on compression bar and locating piece be made to be detached from, so as to
Quickly compression bar is slided on vertical direction；When adjusting pressing plate near quarter bend upper surface, locating piece is slided.It is fixed to make
Position block and sliding part splice, and compression bar is engaged with the positioning threads of positioning arc groove, to further rotate compression bar to being placed on
The quarter bend set on platform is compressed.
Preferably, the locating piece is fixed with horizontal retaining spring far from one end of compression bar, the retaining spring it is another
One end is fixedly connected with segmental support.
Through the above technical solutions, locating piece is fixed with horizontal retaining spring far from one end of compression bar, retaining spring
The other end is fixedly connected with segmental support；Under the active force of retaining spring, locating piece is spliced with sliding part, to use pressure
Bar and pressing plate are fixed quarter bend carry out level；When the height to pressing plate is adjusted, locating piece is stirred by level, from
And retaining spring is compressed, and then quickly compression bar be adjusted in vertical direction.
Preferably, the operating stick of useful level is arranged in the upper end of the compression bar.
Through the above technical solutions, the operating stick of useful level is set by the upper end in compression bar, it is convenient that compression bar is carried out
Rotation, to compress to quarter bend, keeps the clamp operation to quarter bend more convenient.
In conclusion the utility model has the following beneficial effects:
1. datum line beam positioning fixture includes tripod, it is adjusted by the hinge angle to supporting leg and to the position of pedestal
It sets and is adjusted, and then inserted link is cooperated to be inserted into ground, to make datum line beam positioning fixture more balance and stability on the ground;
2. compression bar uses threaded rod, slided by the sliding part that is arranged on segmental support and in the horizontal direction with segmental support
The locating piece of connection passes through the sliding arc groove being arranged on sliding part and the positioning arc groove being arranged on locating piece, Jin Er
It, can be in vertical direction being adjusted to the position of compression bar quickly when carrying out fixed and positioned to quarter bend.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of benchmark beam positioning fixture；
Fig. 2 is the structural schematic diagram of tripod；
Fig. 3 is the structural schematic diagram of positioning component；
Fig. 4 is the three dimensional sectional view of positioning component；
Fig. 5 is the structural schematic diagram of locating piece.
Specific embodiment
Appended drawing reference: 1, segmental support；2, mounting table；3, inserted link；31, sharp portion；4, hold-down mechanism；41, compression bar；42, it presses
Plate；43, operating stick；44, positioning component；441, sliding part；4411, arc groove is slided；442, locating piece；4421, arc is positioned
Slot；4422, positioning threads；443, retaining spring；5, tripod；51, pedestal；511, fixing screwed hole；52, supporting leg；53, fixed
Component；531, fixing bolt.
Embodiment: a kind of datum line beam positioning fixture is provided with horizontal put on segmental support 1 referring to Fig.1, including segmental support 1
Platform 2 is set, the bottom of segmental support 1 is provided with vertical inserted link 3.The top of mounting table 2 is provided in vertical direction to being placed on
Set the hold-down mechanism 4 that the object on platform 2 is compressed.
Hold-down mechanism 4 includes compression bar 41, pressing plate 42 and positioning component 44.The top of mounting table 2 and pressure is arranged in compression bar 41
Bar 41 is slidably connected with segmental support 1 along the vertical direction.Pressing plate 42 is fixed on the lower end of compression bar 41, right in turn by using pressing plate 42
The quarter bend being placed on mounting table 2 is compressed.Positioning component 44 is used to for compression bar 41 being fixed on corresponding vertical position, into
And pressing plate 42 is maintained at corresponding position, the quarter bend being placed on mounting table 2 is clamped between mounting table 2 and pressing plate 42.
Inserted link 3 is used to carry out grafting with ground when positioning datum line beam, so that datum line beam positioning fixture be placed
On the ground, and then to quarter bend it positions.When carrying out clamping positioning to quarter bend using datum line beam positioning fixture, by inserted link 3
It is plugged on bottom surface, quarter bend is placed on mounting table 2, vertical sliding compression bar 41, and then mounting table 2 is carried out by pressing plate 42
It abuts, quarter bend is clamped between mounting table 2 and pressing plate 42.Compression bar 41 is fixed on corresponding position by fixation kit 53,
To keep gripping to being placed on quarter bend on mounting table 2.
Referring to Fig. 2, the end of inserted link 3 is provided with the sharp portion 31 of cone cell.By the setting of sharp portion 31, make inserted link 3
It is more laborsaving when insertion ground, thus will be more convenient when using datum line beam positioning fixture.
Referring to Figures 1 and 2, datum line beam positioning fixture further includes tripod 5, and the tripod 5 includes that inserted link 3 is arranged in
Pedestal 51 and three are evenly arranged on the supporting leg 52 that 51 surrounding of pedestal is supported pedestal 51.Pedestal 51 is along 3 axis side of inserted link
It is slidably connected to inserted link 3；Supporting leg 52 is hinged with pedestal 51 in the horizontal direction, is carried out between supporting leg and pedestal by rotary damping
Stop.By the setting of tripod 5, after inserted link 3 is inserted into ground, by three supporting legs 52 to the further branch of pedestal 51
Support, whole structure when placing the positioning fixture of datum line beam on the ground are more stable.By height to pedestal 51 and
The hinge angle of supporting leg 52 is adjusted, enables adaptation to the different depth that inserted link 3 is inserted into ground, and then determine datum line beam
Position fixture is placed on the structure more balance and stability on ground.
Referring to Fig. 2, horizontal fixing screwed hole 511 is provided on pedestal 51, fixation kit 53 includes fixing bolt 531,
Fixing bolt 531 is engaged with 511 screw thread of fixing screwed hole, when the height and position to pedestal 51 is adjusted, rotates fixed spiral shell
Bolt 531 abuts the screw rod end of fixing bolt 531 with inserted link 3, so that pedestal 51 is fixed in corresponding height.
Referring to Fig. 3, compression bar 41 is threaded rod, positioning component 44 include the sliding part 441 being arranged on segmental support 1 and
The locating piece 442 that horizontal direction and segmental support 1 are slidably connected, sliding part 441 and locating piece 442 are separately positioned on the two of compression bar 41
Side.
Referring to Fig. 4 and Fig. 5, vertical sliding arc groove 4411, locating piece are arranged close to the side of compression bar 41 for sliding part 441
442 are provided with positioning arc groove 4421 close to the side of compression bar 41, position to be provided on arc groove 4421 and nibble with 41 screw thread of compression bar
The positioning threads 4422 of conjunction.Locating piece 442 is fixed with horizontal retaining spring 443, retaining spring 443 far from one end of compression bar 41
The other end be fixedly connected with segmental support 1.Under normal conditions, under the active force of retaining spring 443, locating piece 442 and sliding part
When 441 splicings, locating piece 442 and sliding part 441 splice, positioning arc groove 4421 and sliding arc groove 4411 are concentric；Compression bar 41
Cooperate with the positioning threads 4422 on positioning arc groove 4421, to realize the positioning function to compression bar 41.To compression bar 41
When height is adjusted, level stirs sliding part 441, compresses to retaining spring 443, thus by locating piece 442 and sliding
Portion 441 is detached from, and is quickly adjusted so as to the position quickly to compression bar 41.
Referring to Fig. 3, the upper end of compression bar 41 is fixed with horizontal operating stick 43, by the setting of operating stick 43, to compression bar 41
It is rotated, so that more convenient quickly operate compression bar 41, and then fixation is clamped to quarter bend.
Specifically used principle is as follows:
When being clamped positioning to quarter bend using datum line beam positioning fixture, the height of pedestal 51 is adjusted, passes through fixed spiral shell
Pedestal 51 is fixed in bolt 531.Inserted link 3 is inserted into ground, the hinge angle of supporting leg 52 is adjusted, supporting leg is used
52 pairs of support bases are further supported, so that datum line beam positioning fixture be made to be placed on the ground more balance and stability.By quarter bend
It is placed on mounting table 2, level stirs locating piece 442, is detached from locating piece 442 and sliding part 441, thus in vertical direction
On, quickly compression bar 41 is adjusted, abuts pressing plate 42 with quarter bend.Locating piece 442 is unclamped, is rotated and is pressed using operating stick 43
Quarter bend is clamped between mounting table 2 and pressing plate 42 by bar 41 to further compress to quarter bend.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (9)
1. a kind of datum line beam positioning fixture, including segmental support (1), horizontal mounting table (2) are provided on the segmental support (1),
The compacting machine compressed in vertical direction to the object being placed on mounting table (2) is provided with above the mounting table (2)
Structure (4)；It is characterized by: the bottom of the mounting table (2) is provided with vertical inserted link (3), datum line beam positioning fixture further includes
Tripod (5), the tripod (5) include being arranged to be evenly arranged on pedestal (51) surrounding in the pedestal (51) of inserted link (3) and three
The supporting leg (52) that pedestal (51) is supported.
2. datum line beam positioning fixture according to claim 1, it is characterised in that: the supporting leg (52) in the horizontal direction with base
Seat (51) is hinged.
3. datum line beam positioning fixture according to claim 2, it is characterised in that: the pedestal (51) is along inserted link (3) axis
Line direction is slidably connected with inserted link (3)；Datum line beam positioning fixture further includes the fixation that pedestal (51) and inserted link (3) are fixed
Component (53).
4. datum line beam positioning fixture according to claim 3, it is characterised in that: be provided on the pedestal (51) horizontal
Fixing screwed hole (511), the fixation kit (53) include fixing bolt (531), the fixing bolt (531) and fixed thread
The engagement of hole (511) screw thread, the screw rod end of the fixing bolt (531) is abutted with the circumferential surface of inserted link (3).
5. datum line beam positioning fixture according to claim 4, it is characterised in that: the end of the inserted link (3) is provided with cone
The sharp portion (31) of shape.
6. datum line beam positioning fixture according to claim 1, it is characterised in that: the hold-down mechanism (4) includes that setting exists
The compression bar (41) that is slidably connected above mounting table (2) and in vertical direction and segmental support (1) is fixed on compression bar (41) lower end
Pressing plate (42) and the positioning component (44) that compression bar (41) and segmental support are positioned.
7. datum line beam positioning fixture according to claim 6, it is characterised in that: the compression bar (41) is threaded rod, described
Positioning component (44) includes the sliding part (441) being arranged on segmental support (1) and slides company with segmental support (1) in the horizontal direction
The locating piece (442) connect；
Sliding part (441) and locating piece (442) are separately positioned on the two sides of compression bar (41)；The sliding part (441) is close to compression bar
(41) vertical sliding arc groove (4411) is arranged in side, and the locating piece (442) is provided with close to the side of compression bar (41)
It positions arc groove (4421)；
When the locating piece (442) and sliding part (441) are spliced, positions arc groove (4421) and sliding arc groove (4411) is same
The heart；The positioning threads (4422) engaged with compression bar (41) screw thread are provided on positioning arc groove (4421).
8. datum line beam positioning fixture according to claim 7, it is characterised in that: the locating piece far from compression bar (41) one
End is fixed with horizontal retaining spring (443), and the other end of the retaining spring (443) is fixedly connected with segmental support (1).
9. datum line beam positioning fixture according to claim 7, it is characterised in that: the upper end setting of the compression bar (41) is useful
Horizontal operating stick (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821380880.XU CN208759401U (en) | 2018-08-25 | 2018-08-25 | Datum line beam positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821380880.XU CN208759401U (en) | 2018-08-25 | 2018-08-25 | Datum line beam positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208759401U true CN208759401U (en) | 2019-04-19 |
Family
ID=66133619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821380880.XU Active CN208759401U (en) | 2018-08-25 | 2018-08-25 | Datum line beam positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208759401U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780916A (en) * | 2021-01-28 | 2021-05-11 | 尹盼盼 | Flexible LED display screen |
-
2018
- 2018-08-25 CN CN201821380880.XU patent/CN208759401U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780916A (en) * | 2021-01-28 | 2021-05-11 | 尹盼盼 | Flexible LED display screen |
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