CN210089519U

CN210089519U - Dipperstick is used in engineering survey and drawing

Info

Publication number: CN210089519U
Application number: CN201921180852.8U
Authority: CN
Inventors: 吴梅桂
Original assignee: Zibo Digital Spatial Geographic Information Co Ltd
Current assignee: Zibo Digital Spatial Geographic Information Co Ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-02-18
Anticipated expiration: 2029-07-25

Abstract

The utility model relates to an engineering survey technical field, and a dipperstick is used in engineering survey and drawing is disclosed, including tape measure shell and tape spring, the lateral wall of tape measure shell seted up with tape spring assorted opening, the outer wall of tape measure shell opening part is equipped with stop gear, stop gear includes the casing, support the piece, fixture block and operation piece, the casing sets up with the upper and lower both sides that support the piece and be located the tape spring respectively, and the casing all sets up with the lateral wall fixed connection of tape measure shell with the lateral wall that supports the piece, the lateral wall of casing seted up with fixture block assorted cavity, the fixture block is located the cavity and sets up, and the fixture block is close to the lateral wall that the one end of supporting the piece runs through the cavity and outwards extends the setting, the bar hole that is linked together with the cavity is seted up to. The utility model discloses can inject the position of chi spring, can automatic wind spring slowly roll to tape measure shell in simultaneously, prevent that people from being cut by the tape measure, the people's of being convenient for use.

Description

Dipperstick is used in engineering survey and drawing

Technical Field

The utility model relates to an engineering survey technical field especially relates to a dipperstick is used in engineering survey and drawing.

Background

In the process of engineering building construction, measurement work is required to be carried out in a plurality of places such as wall surfaces, ground surfaces, corridors and the like to obtain information required by construction, common measurements comprise length measurement, height measurement, angle measurement, horizontal measurement and the like, and in order to obtain the information, a plurality of measuring tools such as a measuring tape, a horizontal ruler, an angle ruler and the like are required to be used frequently.

The positioning block for locking the tape spring in the prior art has only two strokes, so that when the tape is rolled, the moving distance of the positioning block is not well controlled, the contraction speed of the tape spring is too fast, the tape spring is easily cut by workers, and people cannot use the tape spring conveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art and only having two strokes to the locating piece that the chi spring locked to when carrying out the rolling to the tape measure, the displacement of locating piece is not well controlled, thereby leads to the contraction rate of chi spring too fast, causes the incised wound to the workman easily, the problem of the use of people of being not convenient for, and the dipperstick for engineering survey and drawing that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a measuring scale for engineering surveying and mapping comprises a measuring tape shell and a measuring tape spring, wherein an opening matched with the measuring tape spring is formed in the side wall of the measuring tape shell, a limiting mechanism is arranged on the outer wall of the opening of the measuring tape shell and comprises a shell, a supporting block, a clamping block and an operating block, the shell and the supporting block are respectively arranged on the upper side and the lower side of the measuring tape spring, the side walls of the shell and the supporting block are fixedly connected with the side wall of the measuring tape shell, a cavity matched with the clamping block is formed in the side wall of the shell, the clamping block is arranged in the cavity, one end, close to the supporting block, of the clamping block penetrates through the side wall of the cavity and extends outwards, a strip-shaped hole communicated with the cavity is formed in the side wall of the shell, a movable block is fixedly connected with the side wall of the clamping block, one end of the movable block penetrates through the strip-, and the both ends that lead to the groove all are the opening setting, it is equipped with L type piece to lead to the inslot, first pivot has been cup jointed to the one end of L type piece, and the both ends of first pivot lead to the both sides wall fixed connection setting of groove respectively, first pivot is still the movable sleeve and is equipped with torque spring, torque spring's both ends are connected the setting with the axle wall of first pivot and the lateral wall regulation of L type piece respectively, the lateral wall of tape measure shell seted up with L type piece assorted draw-in groove, and the draw-in groove is close to chi spring one side and sets up, the top fixedly connected with U type piece of operation piece, be equipped with the bull stick in the U type piece, and the one end of bull stick rotates through the inner wall of second pivot and U type piece and.

Preferably, the bottom of the clamping block is fixedly connected with the rubber gasket, and the bottom of the rubber gasket is provided with an arc surface.

Preferably, the casing and the abutting block are fixedly connected with scrapers on the side wall close to one side, and the other ends of the two scrapers are respectively arranged in contact with the upper side wall and the lower side wall of the ruler spring.

Preferably, the side wall of the L-shaped block on the side far away from the first rotating shaft is provided with an inclined surface.

Preferably, the lateral wall of L type piece and the equal fixedly connected with handle of lateral wall of bull stick, and two handles are close to second pivot one side setting of first pivot respectively.

Preferably, the side wall of the operation block, which is opposite to one side of the shell, is provided with an arc groove, and the surface of the arc groove is provided with anti-skid grains.

Compared with the prior art, the utility model provides a dipperstick for engineering survey and drawing possesses following beneficial effect:

1. this dipperstick is used in engineering survey and drawing through operation piece, L type piece, torsion spring and the piece of supporting that sets up, can prescribe a limit to the position of chi spring, the people's of being convenient for use.

2. This dipperstick is used in engineering survey and drawing through U type piece, bull stick and the bar hole that the rethread was equipped with, can make automatically operation piece and fixture block remove certain distance, and then can make the wind spring slowly roll up to the tape measure shell in, the people's of being convenient for use.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can inject the position of chi spring, can slowly roll up the coil spring simultaneously to the tape measure shell in, prevent that people from being cut by the tape measure, the people's of being convenient for use.

Drawings

Fig. 1 is a schematic structural view of a measuring ruler for engineering surveying and mapping according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a schematic structural view between the L-shaped block and the torsion spring of the present invention.

In the figure: the measuring tape comprises a measuring tape shell 1, a measuring tape spring 2, a shell 3, a butting block 4, a clamping block 5, an operating block 6, a movable block 7, an L-shaped block 8, a first rotating shaft 9, a torsion spring 10, a U-shaped block 11, a rotating rod 12, a rubber gasket 13, a scraping plate 14, a handle 15 and a circular arc groove 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a measuring scale for engineering surveying and mapping, comprising a tape measure housing 1 and a tape measure spring 2, wherein the side wall of the tape measure housing 1 is provided with an opening matched with the tape measure spring 2, the outer wall of the opening of the tape measure housing 1 is provided with a limiting mechanism, the limiting mechanism comprises a shell 3, a resisting block 4, a clamping block 5 and an operating block 6, the shell 3 and the resisting block 4 are respectively arranged at the upper side and the lower side of the tape measure spring 2, the side walls of the shell 3 and the resisting block 4 are fixedly connected with the side wall of the tape measure housing 1, the side wall of the shell 3 is provided with a cavity matched with the clamping block 5, the clamping block 5 is arranged in the cavity, one end of the clamping block 5, which is close to the resisting block 4, penetrates through the side wall of the cavity and extends outwards, the side wall of the shell 3 is provided with a strip-shaped hole communicated with the cavity, the side wall of the, the bottom card of operation piece 6 is equipped with logical groove, and the both ends that lead to the groove all are the opening setting, it is equipped with L type piece 8 to lead to the inslot, first pivot 9 has been cup jointed to the one end of L type piece 8, and the both ends of first pivot 9 lead to the both sides wall fixed connection setting of groove respectively, first pivot 9 still the movable sleeve is equipped with torque spring 10, torque spring 10's both ends are connected the setting with the axle wall of first pivot 9 and the lateral wall regulation of L type piece 8 respectively, tape measure shell 1's lateral wall seted up with L type piece 8 assorted draw-in groove, and the draw-in groove is close to the setting of ruler spring 2 one side, the top fixedly connected with U type piece 11 of operation piece 6, be equipped with bull stick 12 in the U type piece 11, and the one end of bull stick 12 is passed through the inner wall.

The bottom of the fixture block 5 is fixedly connected with the rubber gasket 13, and the bottom of the rubber gasket 13 is provided with an arc surface, so that the friction force between the fixture block 5 and the ruler spring 2 can be improved.

The casing 3 and support the equal fixedly connected with scraper blade 14 of the lateral wall that blocks 4 are close to one side each other, and the other end of two scraper blades 14 sets up with the last lateral wall and the lower lateral wall contact of chi spring 2 respectively, can clear up the attachment on the chi spring 2, prevent that the attachment from entering into in the tape measure shell 1.

The inclined plane has been seted up to the lateral wall that L type piece 8 kept away from first pivot 9 one side, when L type piece 8 offseted with the bar hole, presses operation piece 6, can make L type piece 8 rotate, makes and breaks away from each other between its and the bar hole.

The equal fixedly connected with handle 15 of lateral wall and the lateral wall of bull stick 12 of L type piece 8, and two handles 15 are close to the setting of second pivot one side of first pivot 9 respectively, and through the handle 15 that is equipped with, press two handles 15, can make L type piece 8 and bull stick 12 rotate, the people's of being convenient for use.

The side wall of the side, which is far away from the shell 3, of the operation block 6 is provided with an arc groove 16, and the surface of the arc groove 16 is provided with anti-skid grains, so that people can press the operation block 6 conveniently.

In the utility model, when in use, the operating block 6 is pressed through the operating block 6, the operating block 6 can move to drive the clamping block 5 to move through the movable block 7, so that the clamping block 5 presses the ruler spring 2 on the abutting block 4, then the L-shaped block 8 and the torsion spring 10 are arranged, when the L-shaped block 8 corresponds to the clamping groove, the torsion of the torsion spring 10 can drive the L-shaped block 8 to rotate, so that the L-shaped block 8 is clamped in the clamping groove, the position of the clamping block 5 is limited, the stability of the clamping block 5 in the use process is improved, then the rotating rod 12 is arranged, when the L-shaped block 8 is clamped in the clamping groove, the rotating rod 12 can rotate to the bar-shaped hole through the self gravity of the rotating rod 12, when the L-shaped block 8 is separated from the clamping groove, the rotating rod 12 and the bar-shaped hole can move the positions of the operating block 6 and the clamping block 5 only a certain distance, thereby reducing the friction between the clamping block 5 and the tape spring 2, enabling the tape spring 2 to slowly contract into the tape measure shell 1, preventing people from being cut by the tape measure, and being convenient for people to use.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A measuring scale for engineering surveying and mapping comprises a measuring tape shell (1) and a measuring tape spring (2), wherein an opening matched with the measuring tape spring (2) is formed in the side wall of the measuring tape shell (1), and the measuring tape measuring scale is characterized in that a limiting mechanism is arranged on the outer wall of the opening of the measuring tape shell (1), the limiting mechanism comprises a shell (3), a supporting block (4), a clamping block (5) and an operating block (6), the shell (3) and the supporting block (4) are respectively arranged on the upper side and the lower side of the measuring tape spring (2), the side walls of the shell (3) and the supporting block (4) are fixedly connected with the side wall of the measuring tape shell (1), a cavity matched with the clamping block (5) is formed in the side wall of the shell (3), the clamping block (5) is arranged in the cavity, one end, close to the supporting block (4), of the clamping block (5) penetrates through the side wall of the cavity and extends outwards, a strip-shaped hole communicated with the cavity is, the side wall of the clamping block (5) is fixedly connected with a movable block (7), one end of the movable block (7) penetrates through the strip-shaped hole and is fixedly connected with the side wall of the operation block (6), the bottom of the operation block (6) is provided with a through groove, two ends of the through groove are both arranged in an opening mode, an L-shaped block (8) is arranged in the through groove, one end of the L-shaped block (8) is sleeved with a first rotating shaft (9), two ends of the first rotating shaft (9) are respectively fixedly connected with two side walls of the through groove, a torsion spring (10) is movably sleeved on the first rotating shaft (9), two ends of the torsion spring (10) are respectively connected with a shaft wall of the first rotating shaft (9) and a side wall of the L-shaped block (8) in a specified mode, a clamping groove matched with the L-shaped block (8) is formed in the side wall of the tape shell (1), the clamping groove is close to one side of the tape spring (2), and a U-shaped block (, a rotating rod (12) is arranged in the U-shaped block (11), and one end of the rotating rod (12) is rotatably connected with the inner wall of the U-shaped block (11) through a second rotating shaft.

2. The measuring ruler according to claim 1, wherein the bottom of the fixture block (5) is fixedly connected with a rubber gasket (13), and the bottom of the rubber gasket (13) is provided with a circular arc surface.

3. The measuring ruler of claim 1, wherein the side walls of the casing (3) and the abutting block (4) close to each other are fixedly connected with scrapers (14), and the other ends of the two scrapers (14) are respectively arranged in contact with the upper side wall and the lower side wall of the ruler spring (2).

4. The measuring ruler of claim 1, wherein the side wall of the L-shaped block (8) far away from the first rotating shaft (9) is provided with an inclined surface.

5. The measuring ruler of claim 1, wherein the side wall of the L-shaped block (8) and the side wall of the rotating rod (12) are both fixedly connected with a handle (15), and the two handles (15) are respectively arranged close to one side of the second rotating shaft of the first rotating shaft (9).

6. The measuring ruler according to claim 1, wherein the side wall of the operating block (6) facing away from the housing (3) is provided with an arc groove (16), and the surface of the arc groove (16) is provided with anti-skid lines.