JPH0645851Y2 - Plumber - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a plumb bob.

[Conventional technology]

Conventionally, when vertically arranging a partition member for partitioning, use a plumb bob to align the lower end of the plumb bob weight with the floor reference point that was placed at a predetermined position on the floor, and then The main body of the plumb bob is brought into contact with the ceiling surface while holding the container to mark the ceiling surface reference point, and the partitioning member is hung vertically using the two points of the floor surface reference point and the ceiling surface reference point. Is common.

However, in this method, when marking the ceiling surface reference point, you must hold the plumb bob with one hand and use the other hand to make a mark on the ceiling surface with a pencil etc. There was a drawback that it was very tiring because it could not be attached and both hands were required.

Therefore, the applicants and others have developed Japanese Utility Model Application No. 1-123434.

[Problems to be solved by the device]

The present invention is an improvement of the following points with respect to the prior application No. Hei 1-123434.

・ A needle bar for hanging the main body such as a pillar from the front of the swing body is provided, and a needle push-in handle that is connected to the rear part of the needle bar is provided so that it does not rotate against the body. Make it easy to pull out.

・ Provide a hanging plate to lock the nail.

-A locking body that locks to the angle member is installed so that it can be pulled down from the front of the main body.

-The introduction member has a special shape to allow the hanging thread to be properly introduced from the spool to the outlet.

That is, conventionally, a plurality of guide pins and guide rollers have been provided in order to properly introduce the hanging thread from the thread winding portion to the outlet. This is because if the hanging thread is directly introduced from the thread winding portion to the pull-out port without providing any guide roller or the like, the hanging thread cannot be held in an appropriate state due to the load of the weight at the tip of the hanging thread.

・ Provide a magnet plate on the front of the swing body.

[Means for Solving the Problems]

 The gist of the present invention will be described with reference to the accompanying drawings.

A box-shaped bobbin main body 2 in which the bobbin winder 1 is installed is provided, and a hanging thread 3 wound around the bobbin winder 1 is provided under the bobbin bobbin main body 2.
In a plumb bobbin which forms an outlet 4 for pulling out the end of the cord and a weight 5 is attached to the end of the hanging thread 3 pulled out from the outlet 4, the weight of the weight 5 and the winding force of the thread winding portion 1 are balanced. And a marking body 32 for marking the ceiling surface on the upper part of the plumb bob body 2 is provided so as to project from and retract through a window hole 38 formed on the top surface of the plumb bob body 2. Window hole 38
A slide lid 39 is provided to close the window hole 38 when it is immersed therein, and the marking portion 31 of the marking body 32 is provided above the weight 5 axis.
A needle projecting hole 6 is provided on the front surface of the plumb bob body 2, and a needle bar 7 that can project from the needle projecting hole 6 against a spring 9 is slidably provided on the upper part of the bob body body 2. The needle push-in handle 8 is continuously provided at the rear end, and the rear end of the needle push-in handle 8 is slid down to the outside of the rear side of the main body 2 so as to project in a non-rotating state with respect to the main body 2 and the front side of the lower swing body 2 A locking body 14 provided with a locking hook 13 for locking to the angle member is provided so that it can be pulled out, and a through hole 28 is provided at a position corresponding to the needle projection hole 6 in the locking body 14 and lowered. A suspension plate 12 provided with a magnet plate 10 on the front side of the swing main body 2 below the needle projecting hole 6 and with a nail hole 11 for engaging with a nail near the front end of the top surface of the swing main body 2. Detour projection 15 for freely undulating and allowing the hanging lower end portion of the hanging thread 3 wound around the thread winding portion 1 to be bent and introduced into the outlet 4. The bypass detouring introduction body 16 is provided, and the annular detouring introduction body 18 with the through hole 17 is provided below the detouring projecting piece 15 so that the hanging thread 3 is brought into contact with the outer surface of the detouring projecting piece 15. Main body 2
The present invention relates to a plumb bobber, which is characterized in that it is led out to the outside.

[Action]

The hanging lower end portion of the hanging thread 3 wound around the bobbin winding portion 1 is detoured by the outer surface of the detouring projecting piece 15 and abuts against the inner peripheral edge of the through hole 17 while swinging down from the outlet 4. Two
Be pulled out.

Since the weight of the weight 5 and the winding force of the thread winding portion 1 are set to balance with each other, the hanging thread 3 can be smoothly pulled out and unwound.

The swing main body 2 can be fixed by piercing the needle bar 7 into a wooden pole, and can be locked to the angle member by the locking hook 13 of the locking body 14, and attached to the iron member by the magnet plate 10. It is possible, and can be locked to the nail by the nail hole 11 of the hanging plate 12.

When pulling out the needle bar 7 pierced by the wooden pole, the needle push-in handle 8 is in a rotation stop state with respect to the swing-down main body 2, so that the swing-down main body 2 can be rotated (swinged) left and right. good.

When the marked body 32 is swung down and projected upward from the main body 2,
Since the marking body 32 is provided above the five-axis center of the weight, the marking position on the ceiling surface is the vertical position.

〔Example〕

The drawings illustrate one embodiment of the present invention and are described in detail below.

The left half body and the right half body are formed by plastic integral molding, and the two are polymerized to form the swing main body 2.

A drum-shaped bobbin winding part 1 having an S-shaped mainspring is rotatably provided substantially in the center of the left half body, and a detour introduction body 16 with a detour protrusion 15 made of metal is fitted to the front end on the lower front side of the left half body. It is fixed by fitting the attachment part to the projecting rod 21, and a plastic support protrusion 34 is integrally formed with the left half of the underside of the detour protrusion 15, and a metal is formed in the recess of the support protrusion 34. The ring-shaped detour introduction body 18 is fitted and the end portion of the hanging thread 3 hanging from the thread winding section 1 is detoured.
It is brought into contact with the rear peripheral surface of the rear side and also with the inner peripheral edge of the through hole 17 so as to be led out from the outlet 4 to the outside of the left half body.

Detour introduction body 16 with detour protrusion 15 and annular detour introduction body 1 with through hole 17
The reason that 8 is made of metal is to prevent abrasion due to sliding of the hanging thread 3. For the same reason, a metal ring 22 is fitted in the outlet 4.

A locking projection 30 is formed on the projecting rod 21 so that the bypass introducing body 16 with the bypass projecting piece 15 does not swing around the projecting rod 21.

The hanging thread 3 of the plumb bob according to this embodiment considers the weight of the weight 5 and the thread winding portion 1 in consideration of the contact resistance with the rear peripheral surface of the detour projecting piece 15, the inner peripheral surface of the through hole 17. It is set to balance the winding force.

In the case of the detour introduction body 16 with the detour projecting piece 15 and the annular detour introduction body 18 with the through hole 17 in the drawing, the weight 5 is designed to be balanced in the range of 150 g to 700 g.

Also, the hanging plate 12 is made of plastic and becomes flat with the top surface of the plumb bob body 2 when lying down, and when it is raised, it holds an angle of approximately 90 ° with the top surface of the plumb bob body 2. is there.

The undulating state of the hanging plate 12 is maintained by an appropriate means.

Further, the needle bar 7 provided in a horizontal state with respect to the plumb bob main body 2 is configured so as to be capable of projecting and retracting from the needle projecting hole 6 by the spring 9, and the spring 9 is a locking piece 23 protruding from the left half body. And the step formed on the needle bar support rod 24.

The needle bar 7 has a square needle push-in handle 8 through the needle bar support rod 24.
Are continuously installed in a non-rotating state, and this needle push handle 8
Is made of a hard resin in consideration of hitting the needle pushing handle 8 with a hammer or the like.

Since the needle push-in handle 8 is formed so as not to rotate with respect to the plumb bob body 2, the needle bar 7 is pierced into a pillar, for example, and when the needle bar 7 is pulled out later, the plumb bob body 2 is pivoted to the left or right (shake). The needle bar 7 can be easily removed by moving the needle bar 7. Since a larger force for rotating (swinging) the small-diameter needle pushing handle 8 is applied to the needle bar 7, the needle bar 7 can be pulled out more easily.

Reference numeral 20 in the figure is a retaining collar.

Further, the locking body 14 has through-holes 25 formed at regular intervals in the base piece, and the locking body 14 is always elastically pressed upward by a leaf spring 26 locked on the insertion portion wall 19 to be inserted. It is urged.

Reference numeral 27 in the figure denotes a stopper pin fitted into the small through hole 25.

The locking hook 13 of the locking body 14 is provided with a through hole 28 that matches the needle protrusion hole 6.

A magnet plate 10 is attached to the front of the swing body 2,
Guide members 29 projecting and retracting are provided on both sides of the magnet plate 10.

In addition, a concave portion for accommodating the marking body 32, which is filled with ink inside and formed so that ink oozes out from the top surface, can be moved up and down is integrally formed with the plumb body 2 in the upper part of the plumb body 2. , Below the stamped body 32 against the spring 35
An elevating body 36 for raising and lowering 32 and a taper pressing body 37 are provided.

When the taper pressing body 37 is pressed, the elevating body 36 rises against the ridge 35 due to the taper surface 37 ', and the marking body 32 projects from the window hole 38 provided on the top surface of the plumbing main body 2 to form the taper pressing body.
When 37 is released, the elevating body 36 is retracted through the window hole 38 due to the restoring force of the spring 35.

A slide lid 39 is fitted in the window hole 38.

In addition, the drawing shows the marking body 32 to obtain an accurate position above the weight axis.
A projection 31 with an X mark is formed at a position above the weight axis of the top surface of the (the center position of the figure contour in the case of the marked body 32 in the drawing). Reference numeral 33 shows the entire marking mechanism.

Since the plumb bob according to the present embodiment is configured as described above, the following operational effects are exhibited.

The weight 5 is pulled out from the pull-out port 4, the position where the tip of the weight 5 points is confirmed, the weight 5 is pushed up a little, and the hanging thread 3 of the thread winding part 1 is wound, thereby exhibiting the function of a normal plumb bob. Of course.

Grab the plumb bob body 2 and lift it to the ceiling surface until the top surface of the plumb bob body is close to the ceiling surface, and lift the plumb bob body 2 to the floor reference point previously marked on the floor surface. The lower ends are aligned, and in this state, the marking body 32 is swung down so as to project upward from the top surface of the main body, and marking is performed on the ceiling surface.

The mark on this ceiling surface is the vertical position of the floor surface reference point because the marking body 32 is provided at the position above the weight axis. Therefore, if the floor surface reference point and the ceiling surface reference point are used, For example, a vertical partition member can be erected.

Since the introduction member for introducing the hanging thread 3 hanging from the thread winding section 1 to the outlet 4 by detour is only fitted to the projecting rod 21, it is possible to adopt a conventional structure in which a plurality of guide pins, guide rollers, etc. are assembled. In comparison, the assembly is very easy and the quantity production will be improved.

The weight of the weight 5 attached to the hanging thread 3 and the amount of contact of the hanging thread 3 with which the detouring projecting piece 15 comes into contact with the rear peripheral surface of the detour projecting piece 15 and the inner peripheral surface of the through hole 17, the S-shape installed in the thread winding portion 1. The hanging tension of the hanging thread 3 can be adjusted very easily because the shapes of the detour projecting piece 15 and the annular detour introducing body 18 (in particular, the inner hole) can be varied by appropriately grinding in consideration of the spring force of the mainspring. It will be.

By pressing the needle pushing handle 8 to cause the needle bar 7 to project from the needle projecting hole 6 and driving the needle bar 7 into a wooden pillar, the swinging main body 2 can be suspended on the pillar.

Then, when the lower swing body 2 is rotated (swinged) to the right and left, the needle bar 7 is easily removed from the column by the restoring force of the spring 9.

When the needle bar 7 is broken, it is necessary to measure the verticality, for example, by driving a nail into a pillar, and by locking the nail hole 11 of the suspension plate 12 to this nail, the swing body 2 can be suspended from the nail. become.

Therefore, when the needle bar 7 is damaged, it becomes a very useful part for the hanging plate 12.

Pinch the locking body 14 by hand, push the locking body 14 downward with respect to the leaf spring 26, swing the locking body 14 downward and pull it out from the front surface of the main body 2 for an arbitrary length. The body 14 is pressed upward by the spring force of the leaf spring 26, and the stopper pin
27 is fitted into the small through hole 25 formed in the locking body 14, and the locking body 14 is fixed.

Therefore, by locking the locking hook 13 of the locking body 14 to, for example, an angle member used for building a house, it is possible to suspend the swing-down main body 2 on the angle member.

By attaching the magnet plate 10 on the front surface of the plumb bob body 2 to the iron member, the plumb bob body 2 can be easily hung on the iron member.

[Advantages of the Invention] Since the present invention is configured as described above, it is possible to easily mark the reference point of the ceiling surface on the ceiling surface and to use an excellent plumb bob that can be hung and used in any place. Will be provided.

[Brief description of drawings]

FIG. 1 is a perspective view of this embodiment, FIG. 2 is a cross-sectional view of this embodiment, and FIG. 3 is an enlarged cross-sectional view of a main part of this embodiment. 1 ...
… Thread winding part, 2… plumbing body, 3… hanging thread, 4 ……
Drawout port, 5 ... Weight, 6 ... Needle protruding hole, 7 ... Needle bar, 8 ... Needle pushing handle, 9 ... Spring, 10 ... Magnet plate,
11 …… Nail hole, 12 …… Suspension plate, 13 …… Locking hook, 14 …… Locking body, 15 …… Detour projecting piece, 16 …… Detour introduction body, 17 …… Penetration hole, 18 …… Ring detour introduction body, 31 …… marked part, 32 …… marked body, 38 …… window hole, 39 …… slide lid.

Claims (1)

[Scope of utility model registration request] 1. A box-like plumb bob body 2 in which a bobbin winder 1 is provided, and a drawer port 4 for pulling out an end portion of a hanging thread 3 wound around the bobbin bobbin 1 is formed in the lower portion of the bobbin bob body 2. ,
A weight 5 is attached to the end of the hanging thread 3 pulled out from the outlet 4.
In the plumb bob with the attached body, the weight of the weight 5 and the winding force of the bobbin winding portion 1 are designed to be balanced with each other.
A marking body 32 for marking the ceiling surface is provided at the upper part of the lower part of the swinging main body 2 so as to be projectable and retractable through a window hole 38 formed in the top surface of the body 2, and when the marking body 32 is immersed in the window hole 38. A slide lid 39 for closing the window hole 38 is provided, the marking portion 31 of the marking body 32 is provided at a position above the weight 5 axis, and a needle projecting hole 6 is provided on the front surface of the plumbing main body 2. A needle bar 7 that can project from the hole 6 against the ridge 9 is slidably provided on the upper part of the main body 2, and a needle push-in handle 8 is continuously provided at the rear end of the needle bar 7 and the needle push-in handle 8 is provided. The rear end of the swing-down body 2 is projected to the outside of the rear side of the swing-down body 2 in a non-rotating state with respect to the swing-down body 2, and a locking hook 13 for locking the angle member is provided on the front surface of the swing-down body 2. The body 14 is provided so that it can be pulled out, and the locking body 14 is provided with a through hole 28 at a position matching with the needle projecting hole 6, and the needle projecting body 2 is provided with the through hole 28. A magnet plate 10 is attached to the lower side of the hole 6, and a hanging plate 12 having a nail hole 11 for engaging with a nail is provided near the front end of the top surface of the swing-down main body 2 so as to be capable of undulating. Detour introduction body 16 with detour projecting piece 15 for introducing the hanging lower end portion of the hanging thread 3 wound around the curved detour into the outlet 4.
Is provided, and an annular detour introduction body 18 with a through hole 17 is provided at a position below the detour projecting piece 15 so that the hanging thread 3 is abutted on the outer surface of the detour projecting piece 15 and penetrated through the penetrating hole 17 and pulled out. A plumb bob characterized in that it is led out from the mouth 4 to the outside of the plumb bob 2.