CN210634321U

CN210634321U - Drawing device for economics

Info

Publication number: CN210634321U
Application number: CN201921778734.7U
Authority: CN
Inventors: 周婷婷
Original assignee: Yingkou Institute of Technology
Current assignee: Yingkou Institute of Technology
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-05-29
Anticipated expiration: 2029-10-22

Abstract

The utility model belongs to the technical field of drawing auxiliary tools, in particular to a drawing device for economics, which comprises a first ruler strip, a second ruler strip and a holding block ejection mechanism, wherein the second ruler strip is rotatably arranged on the first ruler strip, and the holding block ejection mechanism is arranged on the first ruler strip; hold a pop-up mechanism including seting up the recess on first chi strip, first mounting groove has all been seted up on the top inner wall of recess and the bottom inner wall, the axis of rotation is installed to first mounting groove internal rotation, sliding sleeve is equipped with torque spring in the axis of rotation, and two one end fixed mounting that the axis of rotation is close to each other have same piece of holding, torque spring's one end with hold a fixed connection. The utility model discloses a holding the piece at the device on the ruler for the ruler is held when using and is taken more conveniently, considers the portability simultaneously and holds the piece and receive and release convenient problem, has set up again on holding the piece and has held a pop-up mechanism, makes to hold the piece and can receive and release fast.

Description

Drawing device for economics

Technical Field

The utility model relates to a drawing appurtenance technical field especially relates to a drawing device for economics.

Background

The economics is a science, which is a discipline for researching various economic activities, various corresponding economic relations and operation and development rules of the human society in various development stages, the economics mainly expresses the analysis process and result of the economics through a chart in a visual manner, the chart is drawn, and the longest used auxiliary tool is the ruler.

However, in the prior art, the straight ruler is generally flat for carrying, but when drawing a chart, the flat straight ruler is difficult to hold, and drawing difficulty is increased, so that an economical drawing device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a drawing device for economics.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a drawing device for economics comprises a first ruler strip, a second ruler strip and a holding block ejecting mechanism, wherein the second ruler strip is rotatably arranged on the first ruler strip; the holding block ejecting mechanism comprises a groove formed in the first ruler strip, first mounting grooves are formed in the top inner wall and the bottom inner wall of the groove, rotating shafts are rotatably mounted in the first mounting grooves, a torsion spring is sleeved on the rotating shafts in a sliding mode, one end, close to each other, of each rotating shaft is fixedly mounted with the same holding block, one end of each torsion spring is fixedly connected with the holding block, the other end of each torsion spring is fixedly connected with the inner wall of the first mounting groove, the holding block is connected with the groove in a sliding mode, a second mounting groove is formed in one side of the holding block, a trapezoid clamping block is slidably mounted in the second mounting groove, a first elastic spring is fixedly mounted on one side of the trapezoid clamping block, the other end of the first elastic spring is fixedly connected with the inner wall of one side of the second mounting groove, a clamping hole is formed in the inner wall of one side of the groove, and one end of the trapezoid, the inside of the clamping hole is slidably provided with a top block, and one side of the top block extends out of the clamping hole.

Preferably, a rotating groove is formed in the inner wall of the top of the first mounting groove, and the top end of the rotating shaft extends into the rotating groove and is rotatably connected with the rotating groove.

Preferably, first spacing grooves have all been seted up on the top inner wall and the bottom inner wall of second mounting groove, slidable mounting has first stopper in the first spacing groove, and one side of two first stoppers all extends to in the second mounting groove and with trapezoidal fixture block fixed connection.

Preferably, the inner walls of the top and the bottom of the clamping hole are provided with second limiting grooves, and the inner walls of the two sides of each second limiting groove are fixedly provided with the same sliding rod.

Preferably, the sliding rod is provided with second limiting blocks in a sliding mode, and one sides of the two second limiting blocks extend into the clamping holes and are fixedly connected with the top block.

Preferably, the sliding rod is sleeved with a second elastic spring in a sliding mode, one end of the second elastic spring is in contact with the second limiting block, and the other end of the second elastic spring is in contact with the inner wall of one side of the second limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is through the axis of rotation, torsion spring, hold the piece, the second mounting groove, trapezoidal fixture block, first elasticity spring, card hole and kicking block cooperate, press the kicking block, the kicking block extrudees trapezoidal fixture block in the downthehole gliding extrusion of card, trapezoidal fixture block then extrudees first elasticity spring and slides to the second mounting groove, the card hole is extruded by the kicking block completely to trapezoidal fixture block, hold the piece this moment and relieve the block between the recess, and use the axis of rotation to rotate outside the recess as the centre of a circle under torsion spring's effect, thereby the work of popping out of holding the piece has been accomplished.

The utility model discloses a holding the piece at the device on the ruler for the ruler is held when using and is taken more conveniently, considers the portability simultaneously and holds the piece and receive and release convenient problem, has set up again on holding the piece and has held a pop-up mechanism, makes to hold the piece and can receive and release fast.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is an assembly view of the holder ejection mechanism of fig. 1.

In the figure: 1. a first blade; 2. a second blade; 3. a groove; 4. a first mounting groove; 5. a rotating shaft; 6. a torsion spring; 7. holding the block; 8. a second mounting groove; 9. a trapezoidal fixture block; 10. a first elastic spring; 11. a clamping hole; 12. a top block; 13. a holding block ejecting mechanism.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a kind of economics uses the drawing device, including the first ruler strip 1 and second ruler strip 2 and holds the popping mechanism 13 of the piece, the second ruler strip 2 is installed on first ruler strip 1 rotatably, hold the popping mechanism 13 of the piece to fit on first ruler strip 1; the holding block ejecting mechanism 13 comprises a groove 3 arranged on the first ruler strip 1, the top inner wall and the bottom inner wall of the groove 3 are both provided with a first mounting groove 4, a rotating shaft 5 is rotatably arranged in the first mounting groove 4, a torsion spring 6 is sleeved on the rotating shaft 5 in a sliding manner, one end of each of the two rotating shafts 5 close to each other is fixedly provided with a same holding block 7, one end of the torsion spring 6 is fixedly connected with the holding block 7, the other end of the torsion spring 6 is fixedly connected with the inner wall of the first mounting groove 4, the holding block 7 is connected with the groove 3 in a sliding manner, one side of the holding block 7 is provided with a second mounting groove 8, a trapezoidal fixture block 9 is arranged in the second mounting groove 8 in a sliding manner, one side of the trapezoidal fixture block 9 is fixedly provided with a first elastic spring 10, the other end of the first elastic spring 10 is fixedly connected with the inner, one end of the trapezoidal fixture block 9 extends into the fixture hole 11 and is in sliding connection with the fixture hole 11, an ejector block 12 is installed in the fixture hole 11 in a sliding mode, and one side of the ejector block 12 extends out of the fixture hole 11;

a rotating groove is arranged on the inner wall of the top part of the first mounting groove 4, the top end of the rotating shaft 5 extends into the rotating groove and is connected with the rotating groove in a rotating way, the inner wall of the top part and the inner wall of the bottom part of the second mounting groove 8 are respectively provided with a first limiting groove, a first limiting block is arranged in the first limiting groove in a sliding way, one side of each of the two first limiting blocks extends into the second mounting groove 8 and is fixedly connected with the trapezoidal clamping block 9, the inner wall of the top part and the inner wall of the bottom part of the clamping hole 11 are respectively provided with a second limiting groove, the inner walls of the two sides of the second limiting groove are respectively and fixedly provided with a same sliding rod, a second limiting block is arranged on the sliding rod in a sliding way, one side of each of the two second limiting blocks extends into the clamping hole 11 and is fixedly connected with the top block 12, a second elastic spring is sleeved on the sliding rod in a sliding, by matching the rotating shaft 5, the torsion spring 6, the holding block 7, the second mounting groove 8, the trapezoid clamping block 9, the first elastic spring 10, the clamping hole 11 and the jacking block 12, the jacking block 12 is pressed, the jacking block 12 extrudes the trapezoid clamping block 9 while sliding in the clamping hole 11, the trapezoid clamping block 9 extrudes the first elastic spring 10 and slides in the second mounting groove 8 until the trapezoid clamping block 9 is completely extruded out of the clamping hole 11 by the jacking block 12, at the moment, the holding block 7 is released from being clamped with the groove 3, and rotates to the outside of the groove 3 by taking the rotating shaft 5 as the center of a circle under the action of the torsion spring 6, thereby completing the popping work of the holding block 7, the holding block 7 is arranged on the ruler of the utility model, so that the ruler is more convenient to hold when in use, meanwhile, in consideration of the portability and the convenience in folding and unfolding of the holding block 7, the holding block 7 is provided with the holding block ejecting mechanism 13, so that the holding block 7 can be folded and unfolded quickly.

The working principle is as follows: during the use, rotate second chi strip 2 and stagger first chi strip 1 and second chi strip 2, then press ejector pad 12, ejector pad 12 extrudees trapezoidal fixture block 9 when the card hole 11 is gliding, trapezoidal fixture block 9 then extrudees first elasticity spring 10 and slides to second mounting groove 8, card hole 11 is extruded by ejector pad 12 completely to trapezoidal fixture block 9, this moment hold piece 7 and relieve the block between with recess 3, and rotate outside recess 3 with axis of rotation 5 as the centre of a circle under torque spring 6's effect, thereby accomplished the work of popping out to holding piece 7, then hold holding piece 7 with the hand and can carry out the drawing, and rotate holding piece 7 and press into recess 3 with holding piece 7 and just can accomplish the work of accomodating to holding piece 7.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The 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 utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An economics drawing device, characterized in that: the device comprises a first ruler strip (1), a second ruler strip (2) and a holding block ejecting mechanism (13), wherein the second ruler strip (2) is rotatably arranged on the first ruler strip (1), and the holding block ejecting mechanism (13) is arranged on the first ruler strip (1);

the holding block ejecting mechanism (13) comprises a groove (3) formed in the first ruler strip (1), first mounting grooves (4) are formed in the inner wall of the top portion and the inner wall of the bottom portion of the groove (3), a rotating shaft (5) is installed in the first mounting groove (4) in a rotating mode, a torsion spring (6) is sleeved on the rotating shaft (5) in a sliding mode, one end, close to each other, of each of the two rotating shafts (5) is fixedly provided with a same holding block (7), one end of the torsion spring (6) is fixedly connected with the holding block (7), the other end of the torsion spring (6) is fixedly connected with the inner wall of the first mounting groove (4), the holding block (7) is connected with the groove (3) in a sliding mode, a second mounting groove (8) is formed in one side of the holding block (7), a trapezoid clamping block (9) is installed in the second mounting groove (8), and a first elastic spring (10) is fixedly installed on, the other end of first elastic spring (10) and one side inner wall fixed connection of second mounting groove (8), card hole (11) have been seted up on one side inner wall of recess (3), the one end of trapezoidal fixture block (9) extend to in card hole (11) and with card hole (11) sliding connection, slidable mounting has kicking block (12) in card hole (11), one side of kicking block (12) extends to outside card hole (11).

2. An economics drawing device as defined in claim 1 wherein: the top inner wall of the first mounting groove (4) is provided with a rotating groove, and the top end of the rotating shaft (5) extends into the rotating groove and is rotatably connected with the rotating groove.

3. An economics drawing device as defined in claim 1 wherein: first spacing grooves have all been seted up on the top inner wall of second mounting groove (8) and the bottom inner wall, slidable mounting has first stopper in the first spacing groove, and one side of two first stoppers all extends to in second mounting groove (8) and with trapezoidal fixture block (9) fixed connection.

4. An economics drawing device as defined in claim 1 wherein: second limiting grooves are formed in the inner walls of the top and the bottom of the clamping hole (11), and the inner walls of the two sides of each second limiting groove are fixedly provided with the same sliding rod.

5. An economics drawing device as defined in claim 4 wherein: the sliding rod is provided with second limiting blocks in a sliding mode, and one sides of the two second limiting blocks extend into the clamping holes (11) and are fixedly connected with the top block (12).

6. An economics drawing device as defined in claim 4 wherein: the sliding sleeve is provided with a second elastic spring in a sliding mode, one end of the second elastic spring is in contact with a second limiting block, and the other end of the second elastic spring is in contact with the inner wall of one side of a second limiting groove.