KR20120097788A - A spring assembly for sliding module - Google Patents

A spring assembly for sliding module Download PDF

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Publication number
KR20120097788A
KR20120097788A KR1020110017217A KR20110017217A KR20120097788A KR 20120097788 A KR20120097788 A KR 20120097788A KR 1020110017217 A KR1020110017217 A KR 1020110017217A KR 20110017217 A KR20110017217 A KR 20110017217A KR 20120097788 A KR20120097788 A KR 20120097788A
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KR
South Korea
Prior art keywords
spring
support plate
torsion spring
coil
receiving portion
Prior art date
Application number
KR1020110017217A
Other languages
Korean (ko)
Inventor
이근주
Original Assignee
주식회사 한빛티앤아이
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 한빛티앤아이 filed Critical 주식회사 한빛티앤아이
Priority to KR1020110017217A priority Critical patent/KR20120097788A/en
Publication of KR20120097788A publication Critical patent/KR20120097788A/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • F16F1/10—Spiral springs with turns lying substantially in plane surfaces
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0235—Slidable or telescopic telephones, i.e. with a relative translation movement of the body parts; Telephones using a combination of translation and other relative motions of the body parts
    • H04M1/0237—Sliding mechanism with one degree of freedom
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18888—Reciprocating to or from oscillating
    • Y10T74/18896—Snap action
    • Y10T74/18904—Plate spring

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)
  • Telephone Set Structure (AREA)

Abstract

The present invention relates to a spring assembly for a sliding module, and more particularly, having a support plate on one side of one torsion spring so that one end of the torsion spring is firmly fixed and both sides of the coil portion of the torsion spring are stably supported. It relates to a spring assembly for the sliding module that can slim the spring assembly.
The present invention as a technical idea for achieving the above object, the torsion spring wound spirally on the same plane with respect to one end, and one side of one side is coupled so as to face the other side of the torsion spring of the torsion spring In the spring assembly consisting of a support plate fixed to one end, one side of the support plate is provided with a spring receiving portion for seating the coil portion of the torsion spring, the center of the spring receiving portion is provided with a coil coupling portion is fixed to one end of the torsion spring One side of the torsion spring is characterized by being supported by a spring support extending from the other side of the support plate.

Description

Spring assembly for sliding module {A SPRING ASSEMBLY FOR SLIDING MODULE}

The present invention relates to a spring assembly for a sliding module, and more particularly, having a support plate on one side of one torsion spring so that one end of the torsion spring is firmly fixed and both sides of the coil portion of the torsion spring are stably supported. It relates to a spring assembly for the sliding module that can slim the spring assembly.

Mobile devices such as mobile phones are a very important part of the competitiveness of the product. Therefore, the sliding module is used to manufacture a small device while ensuring the durability of the product. In the case of manufacturing a mobile device using a sliding module, since the main body having a keypad for inputting information and the liquid crystal display part for information display can be manufactured to overlap, the volume of the product can be reduced, and the body and the liquid crystal display part are integrated. The durability of the product is also improved. Today, with the spread of smart phones, the necessity of increasing the size of the information display unit is even greater. Recently released smart phones have increased the size of the liquid crystal display and the information input unit is often implemented on the LCD screen, but the slide type is still used in consideration of the convenience of information input, the stability of the system, and the ease of operation. Demand is also expected to increase gradually.

1 is a view showing the internal structure of a sliding module according to the prior art, Figure 2 is a view showing an example of a spring for a sliding module according to the prior art.

Referring to FIG. 1, a sliding module according to the related art is a fixed plate 11 coupled to a main body of a mobile device such as a mobile phone, and a movable body having a liquid crystal display unit coupled to an inner side of the fixed plate 11. It consists of a moving plate (13).

The fixed plate 11 has a pair of guide grooves 12 formed on both sides thereof, and a pair of rails 14 formed on both sides of the movable plate 13 are inserted inside the guide groove 12. .

In addition, a pair of springs 20 are provided between the fixed plate 11 and the movable plate 13 to provide an elastic force so that the movable plate 13 can slide smoothly in the vertical direction. The spring 20 has a coil shape, one end of which is fixed to the fixed plate 11, and the other end of which is fixed to the moving plate 13 to provide an appropriate elastic force to the moving plate 13 when the moving plate 13 slides. Grant.

Referring to Figure 2, the spring for the sliding module according to the prior art is a wire rod having a predetermined thickness is wound in a coil shape, both ends of the arm portion 21 is extended in a straight line, the end of the arm portion 21 is a ring The fixing ring 22 of the shape is formed.

However, the spring for the sliding module according to the prior art is limited to slim the overall thickness of the sliding module because the thickness of the coil spring is thickened by the thickness of the wire rod because the arm portion 21 provided on the inside is extended to the outside overlapping the coil of the spring. There is a problem that there is. In addition, when the spring is directly coupled to the sliding module, there is a problem in that the bearing capacity and durability falls.

The present invention is to solve the above problems, the one end of the torsion spring used in the sliding module can be provided with a support plate on one side of the coil portion without extending to the outside of the coil portion to slim the spring assembly Its purpose is to provide a spring assembly for a sliding module. In addition, the present invention is to combine the two support plates on one side of the coil portion, one support plate to support the torsion spring, and one support plate to fix the torsion spring to improve the durability and coupling strength of the spring assembly.

The present invention as a technical idea for achieving the above object, the torsion spring wound spirally on the same plane with respect to one end, and one side of one side is coupled so as to face the other side of the torsion spring of the torsion spring In the spring assembly consisting of a support plate fixed to one end, one side of the support plate is provided with a spring receiving portion for seating the coil portion of the torsion spring, the center of the spring receiving portion is provided with a coil coupling portion is fixed to one end of the torsion spring One side of the torsion spring is characterized by being supported by a spring support extending from the other side of the support plate.

By the spring assembly for the sliding module according to the present invention, it is possible to slim the spring assembly and the sliding module, there is an advantage that the torsion spring is firmly fixed by the support plate to improve the durability and stability.

1 is a view showing the internal structure of a sliding module according to the prior art.
2 is a view showing an example of a spring for a sliding module according to the prior art.
3 is a perspective view of a spring assembly for a sliding module according to the first embodiment of the present invention.
4 is an exploded perspective view of the spring assembly shown in FIG. 3.
FIG. 5 is a side view of the spring assembly shown in FIG. 3. FIG.
6 is a view showing the configuration of a spring assembly for a sliding module according to a second embodiment of the present invention.
Figure 7 is an exploded perspective view of the spring assembly for the sliding module according to the second embodiment of the present invention.
8 is a side view of a spring assembly for a sliding module according to a second embodiment of the present invention.
9 is a view showing a state in which the spring assembly for the sliding module according to the invention coupled to the sliding module

BEST MODE Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 is a perspective view of a spring assembly for a sliding module according to a first embodiment of the present invention, Figure 4 is an exploded perspective view of the spring assembly shown in Figure 3, Figure 5 is a side view of the spring assembly shown in FIG.

3 to 5, the spring assembly 100 for a sliding module according to the present invention includes a torsion spring 110 spirally wound on the same plane with respect to one end, and one side of one side of the torsion spring. It is coupled to face the other side of the 110 is composed of a support plate 150 fixed to one end of the torsion spring 110, the coil portion 113 of the torsion spring 110 on one side of the support plate 150 Is provided with a spring receiving portion 160 is seated, the center of the spring receiving portion 160 is provided with a coil coupling portion 165 is fixed one end of the torsion spring 110, the torsion spring 110 One side of the is characterized in that supported by the spring support 155 extending from the support plate 150.

The torsion spring 110 is a coil portion 113 in which a wire rod having elastic force is spirally wound on the same plane with respect to one end, and the other end of the wire rod as an arm portion 115 extending a predetermined length to the outside of the coil portion 113. It is composed.

The coil unit 113 provides an elastic force to a sliding module that is semi-automatically moved when an external force is applied. One end of the torsion spring 110 positioned inside the coil unit 113 is bent toward the center of the coil unit 113. It extends to the next straight line. As described above, since the coil part 113 is spirally wound on the same plane with respect to one end of the wire rod, a circular space is formed in the center of the coil part 113 where one end of the torsion spring 110 is located. do. One end of the torsion spring 110 is bent to cross the circular space described above to be coupled to the coil coupling portion 165 of the support plate 150 to be described later. In addition, one end of the torsion spring 110 bent as described above is at an angle with the arm portion 115 of the torsion spring 110 to be described later by the elastic force when the moving plate of the sliding module reaches an appropriate position. Make it move semi-automatically.

The arm part 115 means that the other end of the torsion spring 110 extends a predetermined length to the outside of the coil part 113. The end of the arm part 115 is provided with a ring or circular second coupling part 117. have. The arm part 115 generally forms an obtuse angle with respect to one end of the torsion spring 110 provided inside the coil part 113. However, the angle between the arm 115 and one end of the torsion spring 110 may be changed depending on the engagement position with the sliding module or the position receiving semi-automatic power.

Support plate 150 is a thin plate-like structure having a predetermined length, the ends of both sides are formed to be round, the width is narrowed on one side is wide while going to the other side. One side of the support plate 150 is provided with a spring accommodating portion 160 is seated on the coil portion 113 of the torsion spring 110, the other side is provided with a first coupling portion 157 is coupled to the sliding module, The spring accommodating part 160 is provided with a coil coupling part 165 and a spring support part 155.

The spring accommodating part 160 is implemented by one side of the support plate 150 being bent to the other side in a shape corresponding to the shape of the coil part 113 and then bent to one side and extended. That is, the support plate 150 that extends flat from one side to the other side is bent at one point of the center portion to the other side by the thickness of the torsion spring 110 and then extends in the other direction parallel to one side of the support plate 150 again. As a result, one side is low and the other side is high. In addition, the bent portion may have a round shape corresponding to the circumferential surface of the coil part 113 such that the overall shape of the spring accommodating part 160 becomes a circle corresponding to the coil part 113.

On the other hand, the center of the spring receiving portion 160 is provided with a coil coupling portion 165 is fixed to one end of the torsion spring 110 is fixed. Coil coupling portion 165 is a part of the spring receiving portion 160 is implemented to protrude to one side of the support plate 150 in an annular or ∩ shape, one end of the torsion spring 110 to the spring receiving portion 160 This is inserted and combined. However, the configuration as described above shows a preferred embodiment of the coil coupling portion 165, any shape as long as one end of the linear torsion spring 110 provided inside the coil portion 113 can be fixed. It is okay. In addition, the shape or direction of the loop or hole of the coil coupling part 165 may be used after being deformed according to the direction or shape in which one end of the torsion spring 110 is bent.

The spring support 155 extends horizontally with respect to the other side of the support plate 150 to support one side of the torsion spring 110. As described above, the support plate 150 has a metal plate having a low side on one side and a high step side, and a torsion spring 110 is provided on the spring receiving portion 160 provided on one side. At this time, the height difference between one side and the other side of the support plate 150 corresponds to the thickness of the torsion spring 110. Therefore, when the torsion spring 110 is seated and coupled to the spring receiving portion 160 provided on one side of the support plate 150, one side of the torsion spring 110 is horizontal with one side of the other side of the support plate 150. Or somewhat lower. Therefore, when the spring support 155 is provided to extend horizontally in one direction from the other side of the support plate 150, the inner surface of the spring support 155 is supported while in contact with one side of the torsion spring 110. At this time, the spring support 155 may be provided by coupling a separate thin plate to the other side of the support plate 150, but a portion of the spring receiving portion 160 is cut to extend horizontally with respect to the other side of the support plate 150. It is preferable. That is, the spring accommodating part 160 is processed so that the support plate 150 of the thin plate is formed with a step with respect to the other side by press molding or the like. At this time, if a part of the spring receiving portion 160 is cut, and only the remaining portion except the cut portion is processed to have a step with respect to the other side of the support plate 150, a part of the cut spring receiving portion 160 is formed of the support plate 150. It extends in one direction while being horizontal with the other side. When the torsion spring 110 is seated on the spring receiving portion 160, the spring receiving portion 160 comes into contact with the other side of the torsion spring 110, and the spring support 155 is one of the torsion springs 110. It comes in contact with the side. At this time, the spring support part 155 is provided to be parallel to the spring receiving part 160 to support one side of the coil part 113, but it is not necessarily horizontal to the other side of the support plate 150, It may be formed so as to project slightly as shown. In this case, the torsion spring 110 should also be coupled to protrude slightly higher than the other side of the support plate, and is coupled to be in close contact with the spring support 155.

The first coupling part 157 is provided on the other side of the support plate 150 so that the spring assembly is hinged to the sliding module. The first coupling portion 157 is a fixed pin is coupled to the circular through hole is hinged rotatably coupled to the sliding module, or as shown in the drawing wheel-shaped coupling unit 158 is formed along the circumferential surface It may be provided on the other side of the support plate 150 to allow the support plate 150 and the sliding module to be rotatably coupled.

Figure 6 is a view showing the configuration of a spring module for a sliding module according to a second embodiment of the present invention, Figure 7 is an exploded perspective view of the spring assembly for a sliding module according to a second embodiment of the present invention, Figure 8 is Side view of a spring assembly for a sliding module according to a second embodiment of the present invention.

6 to 8, the spring assembly for a sliding module according to the present invention is composed of a torsion spring 110 and a support plate 150, and the support plate 150 includes a first support plate 150a and a second support plate. 150b is a structure that is tightly coupled to one side of the torsion spring 110. Since the torsion spring 110 is the same as the torsion spring 110 described in the first embodiment of the present invention, a detailed description thereof will be omitted.

The first support plate 150a is provided with a spring receiving portion 160 on which one side of the coil portion 113 of the torsion spring 110 is mounted, and a first cutout portion 161 at the center of the spring receiving portion 160. Is formed, the second cutout 162 is formed through the other side of the spring receiving portion 160. The spring accommodating part 160 is formed by protruding one side of the body portion of the first support plate 150a to a part corresponding to the shape of the coil part 113. The spring assembly for the sliding module according to the second embodiment of the present invention is coupled to the first support plate 150a and the second support plate 150b to be in close contact with one side of the torsion spring 110. Therefore, unlike the support plate 150 according to the first embodiment of the present invention described above, the first support plate 150a and the second support plate 150b are formed with one side and the other side of the support plate 150 stepped. Rather, it is formed to be horizontal. Therefore, the spring receiving portion 160 is also formed to be horizontal with the other side of the support plate 150, the other side of the spring receiving portion 160, a part of the boundary line facing the outer circumferential surface of the torsion spring 110 of the support plate 150 It is preferable to be formed to be bent to protrude to one side. However, the boundary (bending portion) forming the other side of the spring receiving portion 160 is not an essential component of the present invention and may be omitted by omitting it, and as shown in the drawings, the shape of the coil portion 113 may be omitted. It does not have to be a corresponding round shape.

The first cutout 161 is a part of the center of the spring receiving portion 160 is cut to form a through hole, the second cutout 162 is the support plate 150 to the other side of the spring receiving portion 160 Some surfaces are cut out over the boundary surface of the spring receiving portion 160 formed between one side and the other side of the first cutout 161 and the second cutout 162 may be provided in a circular or polygonal, but preferably Is formed into a square.

The second support plate 150b is in close contact with the other side surface of the first support plate 150a described above, and is closely coupled to the second support plate 150b, and the torsion spring 110 is disposed at a position corresponding to the first cutout 161 of the first support plate 150a. ) Is provided with a coil coupling portion 165 to which one end is fixed, and a spring support portion 155 supporting one side surface of the torsion spring 110 at a position corresponding to the second cutout portion 162 of the first support plate 150a. ) Is provided. The second support plate 150b is provided in a shape corresponding to the first support plate 150a.

Coil coupling portion 165 is a portion of the second support plate 150b corresponding to the center of the spring receiving portion 160, protrudes to one side, similar to the coil coupling portion 165 described in the first embodiment of the present invention Bent and formed. However, the coil coupling part 165 of the spring assembly 100 according to the second embodiment of the present invention is inserted into the first cutout 161 of the first support plate 150a and then coupled to the first support plate 150a. Is coupled to one end of the torsion spring 110 seated on one side of the. Therefore, one end of the torsion spring 110 is fixed by being caught by the annular coil coupling part 165 provided in the second support plate 150b and at the same time by both sides of the first cutouts 161 of the first support plate 150a. It becomes a supported structure.

The spring support 155 supports one side of the torsion spring 110, and the basic technical idea is the same as the spring support 155 described in the first embodiment of the present invention. That is, the spring support part 155 of the second support plate 150b has a structure in which a part of the second support plate 150b is cut and bent to correspond to the thickness of the torsion spring 110 to one side, and then bent to one side and extended. Is formed. The spring support part 155 passes through the second cutout 162 of the first support plate 150a described above to support one side of the torsion spring 110 seated on one side of the first support plate 150a. .

9 is a view showing a state in which the spring assembly for the sliding module according to the present invention is coupled to the sliding module.

9, in the spring assembly 100 for the sliding module according to the present invention, the first coupling part 140 is rotatably coupled to the fixed plate 200, and the second coupling part 117 is movable plate ( Rotatably coupled to 250). Accordingly, as the user moves the mobile slide such as a mobile phone to one side or the other side, the torsion spring 110 adds an elastic force to the moving plate 250 so that the sliding slide can be easily performed.

Although the present invention has been described in connection with certain exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Therefore, the scope of the present invention should not be limited by the described embodiments, but should be defined by the appended claims and equivalents thereof.

100: spring assembly 110: torsion spring
113: coil portion 115: female portion
117: second coupling portion 150: support plate
150a: first support plate 150b: second support plate
155: spring support 157: first coupling portion
158: coupling unit 160: spring receiving portion
161: first incision 162: second incision
165: coil coupling

Claims (4)

Support plate fixed to one end of the torsion spring 110 is coupled to one side of the torsion spring 110 is spirally wound on the same plane with respect to the other end, the one side of the torsion spring 110 to face the other side In the spring assembly consisting of 150,
One side of the support plate 150 is provided with a spring receiving portion 160 on which the coil portion 113 of the torsion spring 110 is seated, and at the center of the spring receiving portion 160 of the torsion spring 110. A coil coupling part 165 having one end fixed thereto is provided, and one side of the torsion spring 110 is supported by a spring support part 155 extending from the other side of the support plate 150. Spring assembly. The method of claim 1,
The support plate 150 is wide at one side and narrowed toward the other side, and the spring accommodating part 160 is bent to the other side in a shape corresponding to the shape of the coil part 113 at a portion of the support plate 150. It is formed to extend to one side, the coil coupling portion 165 is provided with a portion of the center of the spring receiving portion 160 is protruded and bent to one side of the spring receiving portion 160, the spring support portion 155 ) Is a spring assembly for a sliding module, characterized in that a portion of the spring receiving portion 160 is cut to extend parallel to the other side of the support plate 150 to support one side of the torsion spring (110). The method of claim 1,
The support plate 150,
It is provided on one side and the spring receiving portion 160, the first receiving portion 161 and the spring receiving portion formed in the center of the spring receiving portion 160 and the coil receiving portion 113 of the torsion spring 110 is seated A first support plate 150a configured to include a second cutout 162 penetrating through the other side of the unit 160, and
It is configured in a shape corresponding to the first support plate 150a is coupled to face the other side of the first support plate 150a, the position corresponding to the first cutout 161 of the torsion spring 110 A second support plate is provided with a coil coupling part 165 having one end fixed thereto, and a spring support part 155 supporting one side of the torsion spring 110 at a position corresponding to the second cutout 162. Consists of 150b,
The coil coupling portion 165 is inserted into the first cutout portion 161 and coupled to fix one end of the torsion spring 110 seated on one side of the first support plate 150a, and the spring support portion 155 ) Is coupled to the second incision 162 is coupled to the spring assembly for a sliding module, characterized in that for supporting one side of the torsion spring (110) seated on one side of the first support plate (150a). The method of claim 3, wherein
The spring accommodating part 160 of the first supporting plate 150a is formed by protruding to one side part with a part of the body corresponding to the shape of the coil part 113.
The coil coupling part 165 of the second support plate 150b is provided with a part of a portion corresponding to the first cutout 161 protruding and bending to one side of the second support plate 150b. The spring support 155 of the second support plate 150b has a height corresponding to a thickness of the torsion spring 110 with one side of a portion of the second support plate 150b corresponding to the second cutout 162. Spring assembly for a sliding module, characterized in that formed to be bent to extend to one side.
KR1020110017217A 2011-02-25 2011-02-25 A spring assembly for sliding module KR20120097788A (en)

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KR1020110017217A KR20120097788A (en) 2011-02-25 2011-02-25 A spring assembly for sliding module

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Application Number Priority Date Filing Date Title
KR1020110017217A KR20120097788A (en) 2011-02-25 2011-02-25 A spring assembly for sliding module

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KR20120097788A true KR20120097788A (en) 2012-09-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023101657A1 (en) * 2021-11-30 2023-06-08 Borgwarner Inc. Spring structure for mechanical oil pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023101657A1 (en) * 2021-11-30 2023-06-08 Borgwarner Inc. Spring structure for mechanical oil pump

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