CN220489887U

CN220489887U - Folding dipperstick for building engineering

Info

Publication number: CN220489887U
Application number: CN202321488470.8U
Authority: CN
Inventors: 张斌
Original assignee: Shanghai Shangzi Construction Engineering Consulting Co ltd
Current assignee: Shanghai Shangzi Construction Engineering Consulting Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2024-02-13
Anticipated expiration: 2033-06-12

Abstract

The utility model discloses a folding measuring ruler for constructional engineering, which relates to the technical field of measuring rulers and comprises a main plate and auxiliary plates, wherein the auxiliary plates are distributed in a staggered and symmetrical mode, the auxiliary plates are respectively positioned on two sides of the main plate, two ends of the main plate face to one tooth, one end of the auxiliary plate, which is close to the main plate, is provided with a limiting mechanism, the limiting mechanism is movably connected with the face to one tooth, the inner sides of the auxiliary plates are movably connected with an unfolding mechanism, and one end of the unfolding mechanism is fixedly connected with an extension plate. According to the utility model, the auxiliary plate is pulled by the limiting mechanism, so that the auxiliary plate moves away from the main plate, the first counter teeth and the second counter teeth are separated, the guide rod is separated from the first counter teeth under the action of the movable block, then the auxiliary plate is rotated 180 degrees, the auxiliary plate is released, and the first counter teeth and the second counter teeth are meshed again under the action of the reset spring, so that the auxiliary plate is kept at the current position, and the auxiliary plate is used as the extension of the main plate scales, thereby being beneficial to increasing the measurement length.

Description

Folding dipperstick for building engineering

Technical Field

The utility model relates to the technical field of measuring scales, in particular to a folding measuring scale for constructional engineering.

Background

The building engineering is an engineering entity and its matched lines, pipelines and equipment for planning, surveying, designing, completing and completing the building and auxiliary construction facilities. But also the construction engineering of various houses and buildings, which is also called building workload. This part of investment must be made by the construction activity.

The utility model provides a folding dipperstick is needed to measure the size of object in the building engineering often, usually folding dipperstick can provide longer measuring range, but ordinary dipperstick is after expanding, stagger between mainboard and the subplate for junction graduation is not located the coplanar, consequently when measuring, need the user carefully aim at the graduation, cause the inconvenience of use, and when measuring, open and shut the angle between mainboard and the subplate and can't freely be adjusted and fixed angle, consequently be difficult to carry out the angle measurement, for this reason, need a folding dipperstick for the building engineering to solve current not enough.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a folding measuring ruler for constructional engineering.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a folding dipperstick for building engineering, includes mainboard and subplate, the subplate is crisscross symmetric distribution, and the subplate is located the both sides of mainboard respectively, the equal fixedly connected with in both ends of mainboard is to tooth one, and the one end that the subplate is close to the mainboard all is provided with stop gear, and stop gear and to tooth swing joint, the equal swing joint in inboard of subplate has the deployment mechanism, and the one end fixedly connected with extension board of deployment mechanism, and the one end fixedly connected with locating piece of a set of symmetry of extension board, a set of locating hole of symmetry has all been seted up at the both ends of mainboard, and the locating piece respectively with locating hole looks adaptation.

Above-mentioned, stop gear includes tooth two, movable block, reset spring and guide arm, the top swing joint of movable block is in tooth two's bottom, and the bottom fixed connection of movable block is in the top of guide arm, reset spring cover is located the outside of guide arm, reset spring's one end fixed connection is in the movable block, and reset spring's the other end fixed connection is in tooth one, tooth one with tooth two meshes.

Above-mentioned, tooth pair two fixed connection is in the subplate, the guide arm runs through the movable block, and guide arm and movable block swing joint, the one end that the movable block was kept away from to the guide arm is with tooth pair one swing joint.

Above-mentioned, expansion mechanism includes connecting rod, synchronizing lever, gear and rack, connecting rod gear and synchronizing lever all are linear array and distribute, and the connecting rod symmetry sets up in the both ends of synchronizing lever, the synchronizing lever runs through the connecting rod, and synchronizing lever and connecting rod fixed connection, the synchronizing lever runs through the gear respectively, and synchronizing lever and gear fixed connection, rack swing joint is in the inboard of subplate, and rack and gear homoenergetic.

Above-mentioned, the synchronizing lever all swing joint is in the inboard of subplate, the one end that the connecting rod kept away from the synchronizing lever all is in one side of extension board through pivot swing joint.

Above-mentioned, the one end fixedly connected with riding block of rack, the one end swing joint of subplate has the pull rod, the pull rod runs through the riding block, and pull rod and riding block swing joint, the one end fixedly connected with gag lever post of pull rod, and the other end fixedly connected with knob of pull rod.

Above-mentioned, the outside cover of pull rod is equipped with compression spring, compression spring's one end fixed connection is in the subplate, and compression spring's the other end fixed connection is in the riding block, the inboard fixedly connected with stopper of subplate, and gag lever post and stopper swing joint.

The beneficial effects are that:

compared with the prior art, the folding measuring ruler for the constructional engineering has the following beneficial effects:

1. according to the utility model, the auxiliary plate is pulled by the limiting mechanism, so that the auxiliary plate moves away from the main plate, the first counter teeth and the second counter teeth are separated, the guide rod is separated from the first counter teeth under the action of the movable block, then the auxiliary plate is rotated 180 degrees, the auxiliary plate is released, and the first counter teeth and the second counter teeth are meshed again under the action of the reset spring, so that the auxiliary plate is kept at the current position, and the auxiliary plate is used as the extension of the main plate scales, thereby being beneficial to increasing the measurement length.

2. According to the utility model, the knob is pulled outwards through the unfolding mechanism, the gear is driven to rotate, so that the synchronous rod is driven to rotate, the connecting rod rotates around the synchronous rod, and the extension plate is jacked up until the positioning blocks are respectively inserted into the positioning holes, so that the main board and the extension plate are kept horizontal, the scale of the main board is conveniently extended on the same horizontal plane, and the length data reading of a user is facilitated.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a limiting mechanism according to the present utility model;

FIG. 3 is a schematic view of the deployment mechanism of the present utility model;

FIG. 4 is a schematic view of the main board and the auxiliary board of the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a main board; 2. a sub-plate; 3. the first teeth are aligned; 4. a limiting mechanism; 401. the second tooth alignment is carried out; 402. a movable block; 403. a return spring; 404. a guide rod; 5. a deployment mechanism; 501. a connecting rod; 502. a synchronizing lever; 503. a gear; 504. a rack; 6. an extension plate; 7. a positioning block; 8. positioning holes; 9. a support block; 10. a pull rod; 11. a limit rod; 12. a knob; 13. a compression spring; 14. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5, the present utility model provides a technical solution: the utility model provides a folding dipperstick for building engineering, including mainboard 1 and subplate 2, subplate 2 is the staggered symmetric distribution, and subplate 2 is located the both sides of mainboard 1 respectively, the equal fixedly connected with of both ends of mainboard 1 is to tooth one 3, and the one end that subplate 2 is close to mainboard 1 all is provided with stop gear 4, and stop gear 4 and to tooth one 3 swing joint, the equal swing joint in inboard of subplate 2 has expansion mechanism 5, and the one end fixedly connected with extension board 6 of expansion mechanism 5, and the one end fixedly connected with of extension board 6 a set of symmetrical locating piece 7, a set of symmetrical locating hole 8 has all been seted up at the both ends of mainboard 1, and locating piece 7 respectively with locating hole 8 looks adaptation.

Firstly, the outer sides of the main board 1, the auxiliary board 2 and the extension board 6 are respectively provided with scales, the auxiliary board 2 is pulled to enable the auxiliary board 2 to move away from the main board 1, so that the limit mechanism 4 releases the limit on the auxiliary board 2, then the auxiliary board 2 is rotated 180 degrees, then the auxiliary board 2 is loosened, at the moment, the main board 1 and the auxiliary board 2 are kept horizontal, the main board 1 is used as the scale extension of the main board 1 to be beneficial to increasing the measurement length, the limit mechanism 4 is used for controlling the included angle between the main board 1 and the side board to measure at different angles, and then the unfolding mechanism 5 is used for enabling the positioning column at the end part of the extension board 6 to be inserted into the positioning hole 8, so that the main board 1 and the extension board 6 are kept horizontal, the scale of the main board 1 is conveniently extended at the same horizontal plane, and the length data reading of a user is facilitated.

As shown in fig. 1, fig. 2 and fig. 5, the limiting mechanism 4 comprises a second counter tooth 401, a movable block 402, a return spring 403 and a guide rod 404, wherein the top end of the movable block 402 is movably connected to the bottom end of the second counter tooth 401, the bottom end of the movable block 402 is fixedly connected to the top end of the guide rod 404, the return spring 403 is sleeved on the outer side of the guide rod 404, one end of the return spring 403 is fixedly connected to the movable block 402, the other end of the return spring 403 is fixedly connected to a first counter tooth 3, the first counter tooth 3 is meshed with the second counter tooth 401, the second counter tooth 401 is fixedly connected to the auxiliary plate 2, the guide rod 404 penetrates through the movable block 402, the guide rod 404 is movably connected with the movable block 402, and one end, far away from the movable block 402, of the guide rod 404 is movably connected with the first counter tooth 3.

Pulling the auxiliary plate 2 to enable the auxiliary plate 2 to move away from the main plate 1, so that the first counter tooth 3 and the second counter tooth 401 are separated, under the action of the movable block 402, the guide rod 404 is separated from the first counter tooth 3, then the auxiliary plate 2 is rotated 180 degrees, meanwhile, the auxiliary plate 2 is loosened, and under the action of the reset spring 403, the first counter tooth 3 and the second counter tooth 401 are meshed again to keep the auxiliary plate 2 at the current position, and the auxiliary plate is used as the extension of the scale of the main plate 1, so that the measurement length is increased.

As shown in fig. 1 and 3, the unfolding mechanism 5 includes a connecting rod 501, a synchronizing rod 502, a gear 503 and a rack 504, the gear 503 and the synchronizing rod 502 of the connecting rod 501 are all distributed in a linear array, and the connecting rod 501 is symmetrically arranged at two ends of the synchronizing rod 502, the synchronizing rod 502 penetrates through the connecting rod 501, and the synchronizing rod 502 is fixedly connected with the connecting rod 501, the synchronizing rod 502 respectively penetrates through the gear 503, and the synchronizing rod 502 and the gear 503 are fixedly connected, the rack 504 is movably connected to the inner side of the auxiliary plate 2, and the rack 504 is meshed with the gear 503, the synchronizing rod 502 is movably connected to the inner side of the auxiliary plate 2, one end of the connecting rod 501 far away from the synchronizing rod 502 is movably connected to one side of the extension plate 6 through a rotating shaft, one end of the rack 504 is fixedly connected with a supporting block 9, one end of the auxiliary plate 2 is movably connected with a pull rod 10, the pull rod 10 penetrates through the supporting block 9, one end of the pull rod 10 is fixedly connected with a limiting rod 11, the other end of the pull rod 10 is fixedly connected with a knob 12, the outer side of the pull rod 10 is sleeved with a compression spring 13, one end of the compression spring 13 is fixedly connected to the inner side of the auxiliary plate 2, and the other end of the compression spring 13 is fixedly connected with the limiting block 9, and the limiting block 14 is fixedly connected with the limiting block 14.

The knob 12 is pulled outwards to drive the pull rod 10 and the supporting block 9 to move synchronously, so that the rack 504 moves on the inner side of the auxiliary plate 2, the gear 503 is driven to rotate, the synchronous rod 502 is driven to rotate, the connecting rod 501 rotates around the synchronous rod 502, the extension plate 6 is jacked up until the positioning blocks 7 are respectively inserted into the positioning holes 8, at the moment, the extension plate 6 and the main plate 1 are kept horizontal, then the pull rod 10 is rotated, under the action of the compression spring 13, the limiting rod 11 is made to abut against the limiting block 14, and therefore the extension plate 6 is kept at the current position, the main plate 1 and the extension plate 6 are kept horizontal, the scales of the main plate 1 are conveniently made to extend on the same horizontal plane, and the length data reading of a user is facilitated.

Working principle: when the movable positioning device is used, firstly, the auxiliary plate 2 is pulled to enable the auxiliary plate 2 to move away from the main plate 1, so that the first counter tooth 3 and the second counter tooth 401 are separated, under the action of the movable block 402, the guide rod 404 is separated from the first counter tooth 3, then the auxiliary plate 2 is rotated 180 degrees, meanwhile, the auxiliary plate 2 is released, under the action of the reset spring 403, the first counter tooth 3 and the second counter tooth 401 are meshed again to keep the auxiliary plate 2 at the current position, then the knob 12 is pulled outwards, the pull rod 10 and the supporting block 9 are driven to synchronously move, so that the rack 504 moves on the inner side of the auxiliary plate 2, the gear 503 is driven to rotate, the synchronous rod 502 is driven to rotate, the connecting rod 501 is driven to rotate around the synchronous rod 502, the extension plate 6 is lifted up until the positioning block 7 is inserted into the positioning hole 8 respectively, at the moment, the extension plate 6 and the main plate 1 are kept horizontal, then the pull rod 10 is rotated, and under the action of the compression spring 13, the limiting rod 11 is made to collide with the limiting block 14, and the extension plate 6 is kept at the current position.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "fixedly attached," "mounted," "connected," and "coupled" are to be construed broadly, e.g., as a fixed connection, as a removable connection, or as an integral connection; "coupled" may be either mechanical or electrical; the "connection" may be direct, indirect via an intermediary, or communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a folding dipperstick for building engineering, includes mainboard (1) and subplate (2), its characterized in that: the auxiliary plate (2) is in staggered symmetrical distribution, the auxiliary plates (2) are respectively located at two sides of the main plate (1), a set of symmetrical positioning holes (8) are respectively formed in two ends of the main plate (1) and are respectively matched with the positioning holes (8), and the positioning holes (8) are respectively formed in two ends of the main plate (1).

2. A folding ruler for constructional engineering according to claim 1, wherein: stop gear (4) are including tooth two (401), movable block (402), reset spring (403) and guide arm (404), the top swing joint of movable block (402) is in the bottom to tooth two (401), and the bottom fixed connection of movable block (402) is in the top of guide arm (404), the outside of guide arm (404) is located to reset spring (403) cover, the one end fixed connection of reset spring (403) is in movable block (402), and the other end fixed connection of reset spring (403) is in tooth one (3), tooth one (3) and tooth two (401) mesh.

3. A folding ruler for constructional engineering according to claim 2, characterized in that: the second counter teeth (401) are fixedly connected to the auxiliary plate (2), the guide rod (404) penetrates through the movable block (402), the guide rod (404) is movably connected with the movable block (402), and one end, far away from the movable block (402), of the guide rod (404) is movably connected with the first counter teeth (3).

4. A folding ruler for constructional engineering according to claim 1, wherein: the unfolding mechanism (5) comprises a connecting rod (501), a synchronizing rod (502), a gear (503) and a rack (504), wherein the gear (503) of the connecting rod (501) and the synchronizing rod (502) are distributed in a linear array, the connecting rod (501) is symmetrically arranged at two ends of the synchronizing rod (502), the synchronizing rod (502) penetrates through the connecting rod (501), the synchronizing rod (502) is fixedly connected with the connecting rod (501), the synchronizing rod (502) penetrates through the gear (503) respectively, the synchronizing rod (502) is fixedly connected with the gear (503), the rack (504) is movably connected to the inner side of the auxiliary plate (2), and the rack (504) is meshed with the gear (503) in a homogeneous mode.

5. The folding ruler for construction engineering according to claim 4, wherein: the synchronous rod (502) is movably connected to the inner side of the auxiliary plate (2), and one end, far away from the synchronous rod (502), of the connecting rod (501) is movably connected to one side of the extension plate (6) through a rotating shaft.

6. The folding ruler for construction engineering according to claim 5, wherein: one end fixedly connected with supporting shoe (9) of rack (504), the one end swing joint of subplate (2) has pull rod (10), pull rod (10) run through supporting shoe (9), and pull rod (10) and supporting shoe (9) swing joint, the one end fixedly connected with gag lever post (11) of pull rod (10), and the other end fixedly connected with knob (12) of pull rod (10).

7. The folding ruler for construction engineering according to claim 6, wherein: the outside cover of pull rod (10) is equipped with compression spring (13), the one end fixed connection of compression spring (13) is in subplate (2), and the other end fixed connection of compression spring (13) is in riding block (9), the inboard fixedly connected with stopper (14) of subplate (2), and gag lever post (11) and stopper (14) swing joint.