CN215766753U - Measuring tool for fire completion acceptance check - Google Patents

Abstract

The utility model belongs to the technical field of measurement, and discloses a measuring tool for fire completion acceptance, which comprises a control box and a shell, wherein a push rod is fixedly connected to the right side of the control box, and a rotating shaft is movably sleeved outside the middle part of the push rod. The utility model realizes the advantage of long service life by arranging the rotating shaft, the control box, the top plate and the like, the second button and the first button on two sides can be pressed inwards to compress the second spring on two sides, the first connecting plate and the second connecting plate on two sides can respectively drive the limiting plates on two sides to extrude inwards, then the shell of the control box is pressed inwards to enable the push rod to be contacted with the top plate and extrude the first spring outwards, so that the right fixed disc is not contacted with the top plate, then the first button and the second button on two sides are loosened, and the first button and the second button can be quickly reset due to the elasticity of the second spring.

Description

Measuring tool for fire completion acceptance check

Technical Field

The utility model belongs to the technical field of measurement, and particularly relates to a measuring tool for fire completion acceptance check.

Background

A measuring tape, also called Luban ruler, is a flexible measuring tool, is made of materials such as plastics, steel strips, cloth, and the like, is easy to carry, can measure the length of some curves, a clothes measuring tape used in the clothing industry is a measuring tape, also called a flexible rule, the used materials are PVC plastics and glass fibers, the measuring tape can be rolled up because a spring is arranged in the measuring tape, when the measuring tape is pulled out for measuring the length, the length of a scale, namely the spring, is actually elongated, once the measuring is finished, the spring in the measuring tape can automatically contract, the scale also contracts under the action of the spring force, so the measuring tape can be rolled up, the measuring tape can be used for measuring an outdoor annular lane by fire completion acceptance, and the requirements for fire control acceptance are met, the road width is not less than 4 meters, and the turning radius of the lane is not less than 12 meters.

The measuring tool who has fire completion acceptance for use all adopts the tape measure basically, and two people cooperate and pull out the tape measure and record, and when the tape measure was pulled out certain length, in order to prevent that tape measure itself can contract because of the existence of elasticity, all can adopt the form of extrusion tape measure to fix it, prevents its automatic contraction, influences the measurement record, but this kind of mode causes the scale mark on the tape measure because often uses the extrusion fixed wearing and tearing, influences the life of tape measure itself very easily.

In addition, the existing measuring tapes are basically fixed with the ground by installing friction lines at the bottom of one measuring end, but the construction is completed by cement, and the friction fixation of one measuring tape end with the ground is difficult, so that the measurement is inconvenient, and the measurement accuracy is also influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a measuring tool for fire completion acceptance check, which has the advantages of long service life and convenience in measurement.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a measuring tool that fire completion acceptance used, includes control box and shell, the right side fixedly connected with push rod of control box, the axis of rotation has been cup jointed in the outside activity at push rod middle part, the left and right sides of axis of rotation is fixed mounting respectively has left fixed disk, right fixed disk, the right side fixed mounting of shell inner wall has the connecting plate, the left side fixed mounting of connecting plate has a spring, the left side fixed mounting of a spring has the roof.

As a preferred technical scheme of the utility model, a placing box is fixedly arranged on the right side of the shell, a cushion pad is fixedly arranged in the middle of the front face of the shell, a right fixing plate and a left fixing plate are respectively and fixedly arranged at the left end and the right end of the bottom of the shell, a measuring tape is fixedly sleeved outside the rotating shaft, a measuring head is fixedly arranged on the front face of the measuring tape, and a measuring auxiliary device is arranged in the placing box.

As a preferred technical scheme of the utility model, the control box comprises a control box shell, a fixed block is fixedly arranged in the middle of the back of the control box shell, a second spring is fixedly arranged on the left side and the right side of the fixed block, a second connecting plate is fixedly arranged on the right end of the second spring, a first connecting rod is fixedly arranged on the right end of the second connecting plate, a first button is fixedly arranged on the right side of the first connecting rod, a first connecting plate is fixedly arranged on the left end of the second spring, a second connecting rod is fixedly arranged on the left end of the first connecting plate, a second button is fixedly arranged on the left end of the second connecting rod, limiting plates are fixedly connected to the backs of the first connecting plate and the second connecting plate, the back of the control box shell is connected with the front of a push rod, and the second button and the first button on the two sides are pressed inwards, make No. two springs on both sides compressed, a connecting plate on both sides and No. two connecting plates then can take the limiting plate on both sides to extrude to the inboard respectively, then push down the control box shell inwards again, make push rod and roof contact and extrude a spring to the outside, cause right fixed disk and roof contactless, then just unclamp a button and No. two buttons on both sides, because the elasticity of No. two springs, a button and No. two buttons reset very fast, because the elasticity of a spring, then can push up the roof and push up the push rod straight, the left inner wall of shell just can be pushed up to the limiting plate on both sides, make the axis of rotation no longer restricted by fixed lock, can freely spur the tape measure.

According to a preferable technical scheme of the utility model, circular holes are formed in the middles of the left end and the right end of the control box shell, the inner diameter values of the second button and the first button are larger than that of the circular holes, when the first button and the second button on the two sides are pressed inwards, the first connecting rod and the second connecting rod on the two sides can push the first connecting plate and the second connecting plate to extrude inwards all the time, when the first button and the second button touch the control box shell, the first connecting plate and the second connecting plate cannot extrude any more, and the limiting plates on the two sides cannot be controlled to shrink inwards any more.

As a preferable technical scheme, the left end and the right end of the push rod are respectively provided with a sliding groove, friction grains are engraved on the back of the push rod, the sliding grooves are used for the contraction of the limiting plates on the two sides so as to realize the limiting and fixing functions, and the friction grains ensure that the push rod is not slipped when in contact with the top plate, so that the push rod can be well fixed.

According to the preferred technical scheme, friction grains are engraved on the left side of the top plate, friction grains are engraved on the right side of the right fixed disc, the tape measure is not in contact with the right fixed disc and the left fixed disc, the rotating shaft is of a cavity structure, and due to the friction grains, the right fixed disc can be prevented from being easily rotated by external force when the right fixed disc is in contact with the top plate, the rotating shaft is prevented from rotating, the tape measure can be prevented from being easily pulled, and the accuracy of measured data is guaranteed.

As a preferred technical solution of the present invention, the measuring head has a concave structure, the measurement auxiliary device has a convex structure, friction lines are engraved at the bottom of the measurement auxiliary device, the measuring head is fastened to the measurement auxiliary device, the measurement auxiliary device cannot easily move due to friction at the bottom of the measurement auxiliary device and the self weight of the measurement auxiliary device, so that a fixing effect is achieved, and when the tape measure is pulled, the measurement auxiliary device cannot move to affect the accuracy of the measurement data.

As a preferred technical scheme of the utility model, the inside of the placing box is of a cavity structure, the top of the placing box is provided with the box cover, and the measuring assistor can be stored in the placing box after the measurement is finished, so that the loss and the influence on the use are avoided, and the measuring assistor can be ensured to be in use at any time.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model realizes the advantage of long service life by arranging the rotating shaft, the control box, the top plate and the like, when the measuring tape is pulled for measurement, the top plate is not contacted with the right fixed disc, the push rod can push the top plate to compress the first spring all the time, the limiting plates at two sides can be attached to the inner wall of the shell under the action of elastic force, when the measuring tape needs to be recorded and limited and fixed, the first button and the second button at two sides can be pressed inwards to compress the second spring, the first connecting plate and the second connecting plate at two sides can pull the limiting plates at two sides to be extruded inwards to prevent the limiting plates from being contacted with the inner wall of the shell, then the shell of the control box is pulled outwards to drive the push rod to move outwards, the compressed first spring can push the top plate to move leftwards, when the push rod is not contacted with the top plate, the right fixed disc can be contacted with the top plate at the moment, because friction grains are engraved at two sides, therefore, the tape is limited and fixed, the tape is not in contact with the tape body, the tape can be controlled not to shrink by controlling the rotating shaft not to rotate, the scale marks on the tape are prevented from being damaged, and the purpose of long service life can be achieved.

2. The measuring auxiliary device is taken out of the placing box and placed on one side of a road, so that the outer part of the measuring auxiliary device is attached to the inner wall of the road, the measuring head is downwards sleeved from the top of the measuring auxiliary device, the measuring tape can be pulled to start measuring, and the measuring auxiliary device cannot easily move due to the friction force at the bottom of the measuring auxiliary device and the self weight of the measuring auxiliary device, so that the measuring auxiliary device has the fixing effect, the measuring is convenient, the measured value is more accurate, and the purpose of convenient measuring can be achieved.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic view of the interior of the structural shell of the present invention;

FIG. 4 is a schematic view of a structural control box according to the present invention;

FIG. 5 is a schematic view of the junction of a structural measuring head and a measuring aid of the present invention;

FIG. 6 is a side view of the push rod of the present invention.

In the figure: 1. a housing; 2. placing the box; 3. a cushion pad; 4. a right fixing plate; 5. a right fixed disk; 6. a rotating shaft; 7. a push rod; 8. a control box; 801. a control box housing; 802. a fixed block; 803. a second spring; 804. a first connecting plate; 805. a second connecting plate; 806. a first connecting rod; 807. a first button; 808. a second button; 809. a limiting plate; 810. a second connecting rod; 9. a left fixed disk; 10. a left fixing plate; 11. a first spring; 12. a top plate; 13. a tape measure; 14. a measuring head; 15. a connecting plate; 16. a measurement aid.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the utility model provides a measuring tool for fire completion acceptance, which comprises a control box 8 and a shell 1, wherein a push rod 7 is fixedly connected to the right side of the control box 8, a rotating shaft 6 is movably sleeved outside the middle part of the push rod 7, a left fixed disc 9 and a right fixed disc 5 are respectively and fixedly installed on the left side and the right side of the rotating shaft 6, a connecting plate 15 is fixedly installed on the right side of the inner wall of the shell 1, a first spring 11 is fixedly installed on the left side of the connecting plate 15, and a top plate 12 is fixedly installed on the left side of the first spring 11.

Wherein, the right side fixed mounting of shell 1 has and places box 2, and the positive middle part fixed mounting of shell 1 has blotter 3, and both ends are fixed mounting respectively right fixed plate 4, left fixed plate 10 about shell 1 bottom, and the external fixed cover of axis of rotation 6 has connect tape measure 13, and the positive fixed mounting of tape measure 13 has measuring head 14, places and places measurement assistor 16 in the box 2.

Wherein, the control box 8 comprises a control box shell 801, a fixed block 802 is fixedly arranged in the middle of the back of the control box shell 801, a second spring 803 is fixedly arranged on the left side and the right side of the fixed block 802, a second connecting plate 805 is fixedly arranged on the right end of the second spring 803, a first connecting rod 806 is fixedly arranged on the right end of the second connecting plate 805, a first button 807 is fixedly arranged on the right side of the first connecting rod 806, a first connecting plate 804 is fixedly arranged on the left end of the second spring 803, a second connecting rod 810 is fixedly arranged on the left end of the first connecting plate 804, a second button 808 is fixedly arranged on the left end of the second connecting rod 810, a limit plate 809 is fixedly connected to the back of the first connecting plate 804 and the second connecting plate 805, the back of the control box shell 801 is connected with the front of the push rod 7, the second button 808 and the first button 807 on the two sides are pressed inwards to compress the second springs 803 on the two sides, the first connecting plate 804 and the second connecting plate 805 on the two sides respectively carry the limiting plates 809 on the two sides to extrude inwards, then the control box shell 801 is pressed to push inwards, the push rod 7 is enabled to be in contact with the top plate 12 and extrude the first spring 11 outwards, the right fixed plate 5 is enabled to be not in contact with the top plate 12, then the first button 807 and the second button 808 on the two sides are loosened, the first button 807 and the second button 808 reset quickly due to the elasticity of the second spring 803, the top plate 12 is pushed to always push the push rod 7 due to the elasticity of the first spring 11, the limiting plates 809 on the two sides can push the left inner wall of the shell 1, the rotating shaft 6 is not limited by a fixed lock any more, and the tape 13 can be pulled freely to measure.

The round holes are formed in the middle of the left end and the right end of the control box shell 801, the inner diameter values of the second button 808 and the first button 807 are larger than that of the round holes, when the first button 807 and the second button 808 on the two sides are pressed inwards, the first connecting rod 806 and the second connecting rod 810 on the two sides can push the first connecting plate 804 and the second connecting plate 805 to the inner side to be extruded all the time, when the first button 807 and the second button 808 touch the control box shell 801, the first connecting plate can not be extruded any more, and the limiting plates 809 on the two sides can not be controlled to shrink inwards.

Wherein, the spout has all been seted up at both ends about push rod 7, and the back of push rod 7 is carved with the friction line, and the spout supplies the limiting plate 809 shrink on both sides to use to realize spacing fixed function, the phenomenon that can not appear skidding each other when push rod 7 and roof 12 contact has been guaranteed to the existence of friction line, fixes that like this can be fine.

Wherein, the left side of roof 12 is carved with friction line, and the right side of right fixed disk 5 is carved with friction line, and tape measure 13 and right fixed disk 5 and left fixed disk 9 all contactless, and axis of rotation 6 is the cavity structure, because the existence of friction line, can guarantee that right fixed disk 5 can not receive external force easily and rotate when right fixed disk 5 contacts with roof 12, guarantees that axis of rotation 6 does not rotate and tape measure 13 can not pulled easily, guarantees measured data's accuracy.

Wherein, measuring head 14 is concave type structure, measures assistor 16 and is protruding type structure, measures the bottom of assistor 16 and is carved with friction line, and measuring head 14 and measuring assistor 16 buckle mutually, can not remove easily owing to measure the frictional force of assistor 16 bottom and the weight of self, plays fixed effect, and when pulling tape measure 13, measure assistor 16 and can not remove the accuracy that influences measured data.

Wherein, the inside of placing box 2 is the cavity structure, and the top of placing box 2 is installed the lid, can save measurement assistor 16 after the measurement is finished placing box 2 in, avoids losing the influence and uses, also can guarantee to measure at any time and measure assistor 16 and be in at any time.

The working principle and the using process of the utility model are as follows:

firstly, taking the measurement assistor 16 out of the placing box 2, placing the measurement assistor 16 at one side of a road to make the outer part of the measurement assistor 16 attached to the inner wall of the road, and then downwards placing the measuring head 14 from the top of the measurement assistor 16 and sleeving the measuring head;

then press the second button 808 and the first button 807 at two sides inwards to compress the second springs 803 at two sides, the first connecting plate 804 and the second connecting plate 805 at two sides respectively carry the limiting plates 809 at two sides inwards to press, then press the control box shell 801 inwards to make the push rod 7 contact with the top plate 12 and press the first spring 11 outwards to make the right fixed plate 5 not contact with the top plate 12, then release the first button 807 and the second button 808 at two sides, the first button 807 and the second button 808 are reset quickly due to the elasticity of the second spring 803, the top plate 12 is pushed to push the push rod 7 all the time due to the elasticity of the first spring 11, the limiting plates 809 at two sides push the left inner wall of the shell 1 to fix and keep the right fixed plate 5 not to contact with the top plate 12, and then the measuring tape 13 can be pulled to measure;

when the measurement is finished and the recording is needed, the first button 807 and the second button 808 on the two sides are pressed inwards again, so that the second spring 803 is compressed again, the first connecting plate 804 and the second connecting plate 805 on the two sides can pull the limiting plates 809 on the two sides to be extruded inwards, the limiting plates 809 are not contacted with the inner wall of the shell 1, then the control box shell 801 is pulled outwards and the push rod 7 is driven to move outwards, the compressed first spring 11 can push the top plate 12 to move leftwards, when the push rod 7 is not contacted with the top plate 12, the right fixed disc 5 is contacted with the top plate 12, friction lines are engraved on the two sides, so that the rotating shaft 6 is fixed, the measuring tape 13 cannot be contracted or pulled out easily, and the data can be recorded;

after the measurement is finished, the second button 808 and the first button 807 on the two sides are pressed, the tape measure 13 is retracted into the shell 1, the cushion pad 3 can relieve the impact force between the measuring head 14 and the shell 1, and the measurement auxiliary device 16 is retracted and placed into the placing box 2 for storage.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (8)

1. A measurement instrument that fire control completion acceptance used, includes control box (8) and shell (1), its characterized in that: the right side fixedly connected with push rod (7) of control box (8), axis of rotation (6) have been cup jointed in the outside activity at push rod (7) middle part, the left and right sides of axis of rotation (6) is fixed mounting respectively has left fixed disk (9), right fixed disk (5), the right side fixed mounting of shell (1) inner wall has connecting plate (15), the left side fixed mounting of connecting plate (15) has spring (11), the left side fixed mounting of spring (11) has roof (12).

2. A fire completion acceptance measuring tool as claimed in claim 1, wherein: the utility model discloses a measuring instrument, including shell (1), casing (1), fixed mounting places box (2) on the right side of shell (1), the positive middle part fixed mounting of shell (1) has blotter (3), both ends fixed mounting respectively has right fixed plate (4), left fixed plate (10) about shell (1) bottom, tape measure (13) have been cup jointed to the external fixation of axis of rotation (6), the positive fixed mounting of tape measure (13) has measuring head (14), place and place measurement assistor (16) in box (2).

3. A fire completion acceptance measuring tool as claimed in claim 1, wherein: the control box (8) comprises a control box shell (801), a fixed block (802) is fixedly installed in the middle of the back of the interior of the control box shell (801), a second spring (803) is fixedly installed on each of the left side and the right side of the fixed block (802), a second connecting plate (805) is fixedly installed at the right end of the second spring (803), a first connecting rod (806) is fixedly installed at the right end of the second connecting plate (805), a first button (807) is fixedly installed on the right side of the first connecting rod (806), a first connecting plate (804) is fixedly installed at the left end of the second spring (803), a second connecting rod (810) is fixedly installed at the left end of the first connecting plate (804), a second button (808) is fixedly installed at the left end of the second connecting rod (810), and a limit plate (809) is fixedly connected to the back of the first connecting plate (804) and the second connecting plate (805), the back of the control box shell (801) is connected with the front of the push rod (7).

4. A fire completion acceptance measuring tool as claimed in claim 3, wherein: circular holes are formed in the middle of the left end and the right end of the control box shell (801), and the inner diameter values of the second button (808) and the first button (807) are larger than that of the circular holes.

5. A fire completion acceptance measuring tool as claimed in claim 1, wherein: the left end and the right end of the push rod (7) are both provided with sliding grooves, and friction grains are carved on the back of the push rod (7).

6. A fire completion acceptance measuring tool as claimed in claim 1, wherein: the left side of roof (12) is carved with the friction line, the right side of right side fixed disk (5) is carved with the friction line, tape measure (13) and right fixed disk (5) and left fixed disk (9) all contactless, axis of rotation (6) are the cavity structure.

7. A fire completion acceptance measuring tool as claimed in claim 2, wherein: the measuring head (14) is of a concave structure, the measuring assistor (16) is of a convex structure, and friction lines are engraved at the bottom of the measuring assistor (16).

8. A fire completion acceptance measuring tool as claimed in claim 2, wherein: the inside of placing the box (2) is of a cavity structure, and the top of placing the box (2) is provided with a box cover.

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