CN217504551U - Engineering tape for engineering cost - Google Patents

Abstract

The utility model relates to an engineering tape measure for engineering cost in the tape measure field, which comprises a tape measure belt and a protective casing, a fixed buckle can be contacted with a nail or other smaller cylinders through an arc limiting groove, the arc limiting groove can reduce the possibility of separation compared with the existing smooth surface, an adaptive through hole is used for accommodating a convex nut so as to carry out fixed point measurement, the arc limiting groove is arranged so as to reduce the depth of the arc limiting groove when measuring so as to ensure the measurement precision, the notch is opened so as to be convenient for pulling out the fixed buckle and the tape measure belt, the design that the fixed buckle does not protrude out of the protective casing can reduce the possibility that the fixed buckle is deformed and damaged, when the fixed buckle is pulled out, a marking scratch pen in an accommodating groove can be taken out so that a user can leave scratch marks on an external cement wall or hard materials, when carrying, will mark the restriction of mar pen in the holding tank through fixed buckle, avoid its outer hourglass.

Description

Engineering tape for engineering cost

Technical Field

The utility model relates to a tape measure field, concretely relates to engineering tape measure that engineering cost used.

Background

The tape measure is a measuring tool commonly used in daily life, is commonly used for building and decoration, is one of necessary tools for families, has the advantages of being telescopic, convenient to store, easy to carry and the like, but most of tape measures on the market are single in function at present.

Chinese patent publication No. CN209147852U discloses a practical construction engineering tape measure, including box body, chi strip shrink mechanism and tape measure strip, one side fixed mounting of box inner chamber has chi strip shrink mechanism, the tape measure strip curls in chi strip shrink mechanism, one side of box body bottom cup joints with the button subassembly activity through the button mouth of seting up, the positive center of box body bonds and has the recording board, the positive lower right corner of box body is carved with four centimetre scales. The utility model provides a practical building engineering tape measure when in-service use, box body self is as measuring tool, establish the contact through the datum line between the standard scale on with four centimetre scales and tape measure strip on the two, can solve turning measurement problem, improve turning measurement result's accuracy, through using the recording pen record data on the record board, can also can the very first time record measuring result under the measuring condition many times, make things convenient for the arrangement of follow-up data, can see out its shrink that can not be convenient for control tape measure from this, can not carry marking device.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above defect, providing the engineering tape measure that engineering cost used, its shrink that can rationally control the tape measure carries the mark device.

The utility model aims at realizing through the following mode:

engineering tape measure that engineering cost used, including chi winding and protecting sheathing, the chi winding encircles in protecting sheathing through the wind spring, fixed buckle is installed to the one end of chi winding, one side that fixed buckle is close to protecting sheathing is equipped with perpendicular downwardly extending's circular arc spacing groove, the one end that is close to the chi winding of circular arc spacing groove is equipped with the adaptation through-hole, protecting sheathing's one end is equipped with and is used for with fixed buckle complex buckle spacing groove, the lower extreme of buckle spacing groove is equipped with opens the breach, one side that fixed buckle was kept away from in the buckle spacing groove is equipped with perpendicular inside extending's holding tank, detachably installs mark mar pen in the holding tank, the lower extreme of fixed buckle and protecting sheathing's lower extreme parallel and level, the degree of depth of buckle spacing groove is the same with fixed buckle thickness, make the lateral surface parallel and level of fixed buckle and protecting sheathing.

Further in the above explanation, the one end that protective housing is close to fixed buckle has the fixed button through fixed slot slidable mounting, and one side of fixed button is equipped with the silica gel that downwardly extends to and carry out the contact with the chi winding and supports the piece, and when using, slide fixed button along the fixed slot downwards, make it support the piece by silica gel and contact with the chi winding, make it fix the chi winding.

Further in the above explanation, there is the auxiliary button one side of protecting sheathing through spring coupling, and one side that the auxiliary button is close to the chi winding is equipped with anti-skidding silica gel piece, and when using, the accessible is pressed the auxiliary button, makes anti-skidding silica gel piece and the chi winding of coiling contact, makes it can not rotate by oneself to reach the mesh of reasonable control tape measure shrink.

Further, in the above description, one side of the auxiliary button, which is far away from the tape roll, protrudes out of the outer side surface of the protective housing, so that the auxiliary button can be pressed down.

Further, in the above description, a side of the protection housing, which is away from the auxiliary button, is provided with a fixing shaft extending vertically and inwardly, and the fixing shaft is sleeved with a rotating shaft sleeve, and the rotating shaft sleeve is connected with the coil spring.

Further in the above-mentioned explanation, the one end that fixed buckle was kept away from to protecting sheathing is equipped with the couple draw-in groove, when using, can fix outside couple or key ring on the couple draw-in groove to the user carries conveniently.

The utility model has the advantages that: when in use, the fixing buckle can be contacted with a nail or other smaller cylinders through the arc limiting groove, the arc limiting groove can reduce the possibility of separation compared with the existing smooth surface, the adaptive through hole is used for accommodating a convex nut so as to facilitate fixed point measurement, and the arc limiting groove is arranged to compare with the existing smooth surface, the depth of the arc limiting groove needs to be reduced during measurement to ensure the measurement precision, the opening notch can facilitate the pulling out of the fixed buckle and the ruler tape, the design that the fixing buckle does not protrude out of the protective shell can reduce the possibility that the fixing buckle is deformed and damaged, and when the fixing buckle is pulled out, the marking pen in the holding tank can be taken out, so that a user can conveniently leave a mark on an external cement wall or a hard material, when carrying, will mark the restriction of mar pen in the holding tank through fixed buckle, avoid its outer hourglass.

Drawings

FIG. 1 is a first perspective view of an engineering tape for construction costs of the present invention;

FIG. 2 is a second perspective view of the construction tape for construction costs of the present invention;

FIG. 3 is a front view of the construction tape for construction cost of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is a left side view of the construction tape for construction cost of the present invention;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5; the reference numbers in the figures are respectively: 1-chi tape, 2-protective housing, 201-buckle limit groove, 202-opening notch, 203-accommodating groove, 204-hook clamping groove, 205-fixing groove, 206-fixing shaft, 3-coil spring, 4-fixing buckle, 401-arc limit groove, 402-adapting through hole, 5-marking scratch pen, 6-fixing button, 601-silica gel support block, 7-spring, 8-auxiliary button, 9-antiskid silica gel block, 10-rotary shaft sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In this embodiment, referring to fig. 1 to 6, an engineering tape for engineering cost specifically implemented by the engineering tape comprises a tape 1 and a protective housing 2, the tape 1 is surrounded in the protective housing by a coil spring 3, a fixing buckle 4 is installed at one end of the tape 1, a circular arc limiting groove 401 extending vertically downward is arranged at one side of the fixing buckle 4 close to the protective housing 2, an adaptation through hole 402 is arranged at one end of the circular arc limiting groove 401 close to the tape 1, a buckle limiting groove 201 for matching with the fixing buckle 4 is arranged at one end of the protective housing 2, an opening notch 202 is arranged at the lower end of the buckle limiting groove 201, an accommodating groove 203 extending vertically inward is arranged at one side of the buckle limiting groove 201 away from the fixing buckle 4, a marking pen 5 is detachably installed in the accommodating groove 203, the lower end of the fixing buckle 4 is flush with the lower end of the protective housing 2, and the depth of the buckle limiting groove 201 is the same as the thickness of the fixing buckle 4, the outer side surface of the fixed buckle 4 is flush with the outer side surface of the protective shell 2, one end of the protective shell 2 far away from the fixed buckle 4 is provided with a hook clamping groove 204, when in use, an external hook or a key ring can be fixed on the hook clamping groove 204 so as to be convenient for a user to carry, when in use, the fixed buckle 4 can be contacted with a nail or other smaller cylinders through an arc limiting groove 401, the possibility of separation can be reduced compared with the existing smooth surface by the arc limiting groove 401, the matching through hole 402 is used for accommodating a convex nut so as to be convenient for fixed point measurement, the depth of the arc limiting groove 401 needs to be reduced when in measurement compared with the existing smooth surface so as to ensure the measurement precision, the opening notch 202 can be convenient for pulling out the fixed buckle 4 and the ruler tape 1 thereof, and the design that the fixed buckle 4 does not protrude out of the protective shell 2 can reduce the possibility of deformation and damage of the fixed buckle 4, after fixed buckle 4 is torn out, can take out mark mar pen 5 in the holding tank 203 to the user leaves the mar mark on outside cement wall or hard material, when carrying, will mark mar pen 5 restriction in holding tank 203 through fixed buckle 4, avoids it to leak outward.

This embodiment, the one end that protecting sheathing 2 is close to fixed buckle 4 has fixed button 6 through fixed slot 205 slidable mounting, and one side of fixed button 6 is equipped with the silica gel that downwardly extends to and carry out the contact with chi winding 1 and supports the piece 601, and when using, with fixed button 6 along fixed slot 205 lapse, makes it support the piece 601 and contact with chi winding 1 by silica gel, makes it fix chi winding 1.

This embodiment, one side of protecting sheathing 2 is connected with auxiliary button 8 through spring 7, one side that auxiliary button 8 is close to chi winding 1 is equipped with anti-skidding silica gel piece 9, when using, auxiliary button 8 is pressed to the accessible, make anti-skidding silica gel piece 9 and the chi winding 1 of coiling contact, make it can not rotate by oneself, in order to reach the purpose of reasonable control tape measure shrink, auxiliary button 8 keeps away from one side protrusion in protecting sheathing 2's lateral surface of chi winding 1, in order to press auxiliary button 8, one side that auxiliary button 8 was kept away from to protecting sheathing 2 is equipped with perpendicular inside fixed axle 206 that extends, rotatory axle sleeve 10 has been cup jointed on the fixed axle 206, rotatory axle sleeve 10 is connected with wind spring 3.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims (6)

1. Engineering tape that engineering cost used, including chi winding and protecting sheathing, the chi winding encircles in protecting sheathing through the wind spring, its characterized in that: fixed buckle is installed to the one end of chi winding, one side that fixed buckle is close to protecting sheathing is equipped with perpendicular downwardly extending's circular arc spacing groove, the one end that is close to the chi winding of circular arc spacing groove is equipped with the adaptation through-hole, protecting sheathing's one end is equipped with and is used for the buckle spacing groove with fixed buckle complex, the lower extreme of buckle spacing groove is equipped with opens the breach, one side that fixed buckle was kept away from to the buckle spacing groove is equipped with perpendicular inside holding tank that extends, mark mar pen is installed to detachably in the holding tank, the lower extreme of fixed buckle and protecting sheathing's lower extreme parallel and level, the degree of depth and the fixed buckle thickness in buckle spacing groove are the same, make the lateral surface of fixed buckle and protecting sheathing's lateral surface parallel and level.

2. An engineering tape measure for construction costs as claimed in claim 1, wherein: one end of the protective shell close to the fixed buckle is provided with a fixed button through a fixed groove in a sliding mode, and one side of the fixed button is provided with a silica gel support block which extends downwards to contact with the ruler winding belt.

3. An engineering tape measure for use in construction costs as claimed in claim 1, wherein: one side of the protective shell is connected with an auxiliary button through a spring, and one side of the auxiliary button, which is close to the ruler winding belt, is provided with an anti-slip silica gel block.

4. An engineering tape measure for construction costs as claimed in claim 3, wherein: one side of the auxiliary button, which is far away from the ruler tape, protrudes out of the outer side surface of the protective shell.

5. An engineering tape measure for construction costs as claimed in claim 3, wherein: and one side of the protective shell, which is far away from the auxiliary button, is provided with a fixed shaft which extends vertically inwards, and the fixed shaft is sleeved with a rotating shaft sleeve which is connected with the coil spring.

6. An engineering tape measure for construction costs as claimed in claim 1, wherein: one end of the protective shell, which is far away from the fixed buckle, is provided with a hook clamping groove.

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