CN204257832U - A kind of press device - Google Patents
A kind of press device Download PDFInfo
- Publication number
- CN204257832U CN204257832U CN201420825489.1U CN201420825489U CN204257832U CN 204257832 U CN204257832 U CN 204257832U CN 201420825489 U CN201420825489 U CN 201420825489U CN 204257832 U CN204257832 U CN 204257832U
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- CN
- China
- Prior art keywords
- gear
- press device
- locking plate
- push rod
- contact tube
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Abstract
The press device that the utility model provides, comprising: gear, locking plate, tooth bar, fixing cord, active wire, hollow contact tube and push rod; The upper surface of hollow contact tube is provided with perforate, and active wire is arranged at the lower surface of the inner side of hollow contact tube, and fixing cord is fixed on the upper surface of the inner side of hollow contact tube; The bottom of gear is passed perforate and is positioned at directly over active wire, tooth bar vertically arranges and intermeshes with gear, push rod is arranged in the horizontal direction, and be provided with the locking plate vertically arranged on front side of one end of extending in the horizontal direction of push rod, one end of locking plate contacts with the upper surface of the sawtooth of gear, the other end of locking plate is then fixed, and locking plate is used for cooperatively interacting with push rod being unlocked by the wire pressed.The press device that the utility model provides, do not need professional tool and professional's operation, pressing firm stable, transmission current, signal are also more smooth.
Description
Technical field
The utility model relates to electrical connection field of signal transmissions, especially relates to a kind of press device.
Background technology
In prior art, for wire is connected mainly contain in the mode of signal transmission following several: one is need not the connection method of any terminals: be exactly directly to be spliced to together by two wires, and then be wound around with insulating tape.Although this method is very simple, also clearly, first, its contact loosely, easily loosens shortcoming, causes electricity and Signal transmissions instability.Secondly, if when big current passes through, its contact can generate heat very serious, and the super-large current of moment all can cause heating too many, and heat up too fast, too high, conductive line surfaces can accelerate oxygen, and surperficial conductivity will become very poor.Again, after using for a long time, the already oxidised transfer rate of the signal of telecommunication that makes in the surface of wire reduces a lot, if at this moment there is the vibration of external force, can cause loose contact.
Another is screw compression method: this mode can accomplish that pressure is touched firmly really, the object of stable transfer electricity and signal.But this method is used for electric signal transmission, operation is not very convenient, and reason is because screw is very little, used operation tool is also just little, or the circuit of transmission is a lot, needs multiple connection line end, waste time and energy, and also will ensure that the line end of each connection is pressed very firm.If therefore select large screw can more easily operate to compress wire, but so Problems existing is by compressing line with screw again, need the instruments such as screwdriver, and want size and shape all to want suitable, these problems, for professional, are not just problems, but for layman, namely ordinary populace, these seem very little problem, sometimes also can become large problem.One is, some people more thread-changing time, owing to not too understanding the general knowledge of electric aspect, do not have suitable instrument to open operation yet.Two are, although some people has the ABC of electric aspect, also have instrument, likely can operate bad.Namely enablely line is connected, when using in the future owing to not being that professional also may there will be anti-pine or other problems.Three are, the problem of screw design itself, and size shape and the material that uses much can cause quality uneven due to the product variety on market.
The third is spring or copper sheet extrusion.The product of this method is easy to produce, and cost also can fall too low, and is suitable for miniaturization and large-scale production.Use easily, also can press very firmly.The plug generally used now connects, this method being exactly.But also there will be problem in the course of time, because no matter be do elastic pressure parts with spring or copper sheet, owing to being in a certain state for a long time, its inside will the external pressure of adaptation slowly, external shape is by shape during maintenance work, but bounce starts the used time to be reduced than just, and elasticity has died down, contact also just become unstable.Under long-time constantly pressure, metal there will be distortion.Moreover add the multiple acting in conjunction of steam, oxygen and dust etc. in air, all can cause poor wire connection.
4th kind is welding.Connect wire in this way cumbersome, but also want professional technique, equipment with careful just can accomplish to weld fast, steady, firm.But due to the self shortcoming of wire and scolding tin, common to external force resistance time, may not be very firmly just there will be separation owing to combining, also just can not well stable transfer electric current or the signal of telecommunication.
5th kind for once to fasten method.This method needs professional instrument and material, and connect jail in order to disposable, but this method needs professional to operate, and is not suitable for masses, audience scope is little.
In view of above five kinds of mode of connection Problems existing, special this utility model of proposition.
Utility model content
The purpose of this utility model is to provide a kind of press device, with solve the wiring existed in prior art not easy to operate, need professional tool and connect unstable technical problem.
The press device that the utility model provides, comprising: gear, locking plate, tooth bar, fixing cord, active wire, hollow contact tube and push rod;
The upper surface of hollow contact tube is provided with perforate, and active wire is arranged at the lower surface of the inner side of hollow contact tube, and fixing cord is fixed on the upper surface of the inner side of hollow contact tube;
The bottom of gear is passed perforate and is positioned at directly over active wire, tooth bar vertically arranges and intermeshes with gear, push rod is arranged in the horizontal direction, and be provided with the locking plate vertically arranged on front side of one end of extending in the horizontal direction of push rod, one end of locking plate contacts with the upper surface of the sawtooth of gear, the other end of locking plate is then fixed, and locking plate is used for cooperatively interacting with push rod being unlocked by the wire pressed.
Preferably, gear is multiple, and the equal coaxial rotation of each gear and gear are arranged in order vertically with diameter, and tooth bar and the minimum gear of diameter intermesh.
Preferably, gear is 2-3.
Preferably, tooth bar upper end is provided with first by gland.
Preferably, the other end that push rod extends in the horizontal direction is provided with second by gland.
Preferably, active wire and fixing cord are wherein a kind of in copper core and aluminum core line.
Preferably, hollow contact tube is hollow copper tubing.
Preferably, also comprise shell, the outside of the coated gear of shell, wire and hollow contact tube, push rod and tooth bar have one section to be exposed to outside shell, and the side lower part of shell is provided with for the through wires hole through active wire.
Preferably, also comprise the first spring, one end connected with outer casing of the first spring, the other end of the first spring connects locking plate.
Preferably, also comprise the second spring, one end connected with outer casing of the second spring, the other end of the second spring connects the bottom that first presses gland.
The press device that the utility model provides, only active wire need be put into hollow contact tube, then down pressing tooth bar can be pressed on hollow contact tube by active wire, carry out signal, current delivery, easy to operate, do not need professional tool and professional's operation, pressing firm stable, transmission current, signal are also more smooth.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is execution modes more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structure chart of the press device that Fig. 1 provides for the utility model embodiment;
Reference numeral:
1-gear; 2-tooth bar;
3-locking plate; 4-active wire;
The hollow contact tube of 5-; 6-push rod;
7-first presses gland; 8-second presses gland;
9-shell; 10-first spring;
11-second spring.
Embodiment
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
The press device that the utility model provides, as shown in Figure 1, comprising: gear 1, locking plate 3, tooth bar 2, fixing cord, active wire 4, hollow contact tube 5 and push rod 6;
The upper surface of hollow contact tube 5 is provided with perforate, and active wire 4 is arranged at the lower surface of the inner side of hollow contact tube 5, and fixing cord is fixed on the upper surface of the inner side of hollow contact tube 5;
The bottom of gear 1 is passed perforate and is positioned at directly over active wire 4, tooth bar 2 vertically arranges and intermeshes with gear 1, push rod 6 is arranged in the horizontal direction, and be provided with the locking plate 3 vertically arranged on front side of one end of extending in the horizontal direction of push rod 6, one end of locking plate 3 contacts with the upper surface of the sawtooth of gear 1, the other end of locking plate 3 is then fixed, and the wire pressed to unlock for cooperatively interacting with push rod 6 by locking plate 3.
The press device that the utility model provides, only need put into hollow contact tube by active wire, and then down pressing tooth bar can be pressed on hollow contact tube by active wire, carry out the transmission such as signal, electric current, easy to operate, do not need professional tool and professional's operation, connect very firm yet.
Wherein, gear (Gear) is the colyliform machine components of the engagement transmitting torque relying on tooth.Gear by with other dentation machine components (as another gear, tooth bar, worm screw) transmission, can realize change rotating speed and moment of torsion, change the direction of motion and change the functions such as forms of motion.Due to advantages such as transmission efficiency are high, gearratio is accurate, power bracket is large, gear mechanism extensive use in industrial products, its design and manufaction level directly has influence on the quality of industrial products.Gear tooth mutually fastens gear and another pinion rotation can be driven to transmit power.By two gears separately, also can apply chain, crawler belt, belt transmit power to drive the gear on both sides.
Tooth bar is divided into spur rack and diagonal-cut rack, matches respectively use with straight spur gear and helical gears; The flank profil of tooth bar is straight line non-involute (be then plane for the flank of tooth), being equivalent to reference radius is infinitely great roller gear, the main feature of tooth bar: because rack tooth profile is straight line, so each point has identical pressure angle in flank profil, and equaling the inclination angle of flank profil, this angle is called profile angle; With parallel the appointing on straight line of addendum line, there is identical tooth pitch and modulus; The straight line that and transverse tooth thickness parallel with addendum line equals space width is called reticule (center line), and it is the datum line calculating tooth bar size; The major parameter space width of tooth bar, height of teeth top, height of teeth root, tooth depth, transverse tooth thickness, root radius etc.
Based on wheel and rack superior function in use, wheel and rack is carried out work in coordination active wire to be carried out to strong pressing to reach the object compressing wire transmission signal.
Preferably, gear 1 is multiple, each gear 1 all coaxial rotation and gear is arranged in order vertically with diameter, tooth bar 2 gear 1 minimum with diameter intermeshes, in order to make the tighter of wire pressure, design of gears can be become multiple, can strengthen actuating force like this, what active wire was pressed is more firm.
Preferably, gear 1 is 2-3, and general design of gears becomes 2-3 can meet the demands.
Preferably, tooth bar 2 upper end is provided with first by gland 7.
Preferably, the other end that push rod 6 extends in the horizontal direction is provided with second by gland 8, conveniently presses, and is preferably needing the position of carrying out artificial pressing to arrange by gland.
Preferably, active wire 4 and fixing cord are wherein a kind of in copper core and aluminum core line.
Preferably, hollow contact tube 5 is hollow copper tubing, and hollow copper tubing conducts electricity very well and uses lastingly, gets rusty easily unlike other materials.
Preferably, also comprise shell 9, the outside of the coated gear of shell, wire and hollow contact tube, push rod and tooth bar have one section to be exposed to outside shell, and the side lower part of shell is provided with for the through wires hole through active wire.
Preferably, the material of shell 9 is insulating material, whole press device and external world's insulator is completely cut off, and improves fail safe.
Insulating material kind is a lot, can divide gas, liquid, solid three major types.Conventional gas insulating material has air, nitrogen, sulphur hexafluoride etc.Liquid insulating material mainly contains mineral insulating oil, synthetic insulating oil (silicone oil, detergent alkylate, polyisobutene, isopropyl biphenyl, diarylethane etc.) two classes.Solid insulating material can divide organic and inorganic two classes.Organic solid insulating material comprises insulating varnish, insulating cement, insulating paper, non-conductive fibre goods, plastics, rubber, varnished cloth paint pipe and insulation impregnating fibre, electrician with film, composite article and adhesive tape, electrician's laminated product etc.Inoganic solids insulating material mainly contains mica, glass, pottery and goods thereof.By contrast, solid insulating material is numerous in variety, also important.
The requirement of different electrical equipments to insulating material performance emphasizes particularly on different fields.The insulating material of high pressure electrical device as high-voltage motor, high-tension cable etc. requires high breakdown strength and low dielectric loss.Low-voltage electrical apparatus is then using mechanical strength, elongation at break, thermal endurance class etc. as major requirement.
The macro property of insulating material such as electrical property, hot property, mechanical property, chemical-resistant resistance, weather change, performance and its chemical composition, the molecular structure etc. such as corrosion-resistant have substantial connection.Inoganic solids insulating material is mainly made up of silicon, boron and Multimetal oxide, based on ionic structure, main feature is that thermal endurance is high, and working temperature is generally greater than 180 DEG C, good stability, resistance to weathering, chemical proofing and long-term ageing properties under electric field action are good; But fragility is high, impact strength is low, withstand voltage height and tensile strength is low; Manufacturability is poor.Organic material is generally polymer, and its thermal endurance is usually less than inorganic material.Its thermal endurance of material containing the element such as aromatic ring, heterocycle and silicon, titanium, fluorine is then higher than general linear chain shape macromolecular material.The insulating material that the utility model adopts uses plastics.
Preferably, also comprise one end connected with outer casing of the first spring 10, first spring, the other end of the first spring connects locking plate, and during for carrying out unlocking operation, tooth bar more easily springs back to original position.
Preferably, also comprise one end connected with outer casing of the second spring 11, second spring, the other end of the second spring connects the bottom that first presses gland, and after having carried out unlocking operation, locking plate more easily springs back to original position.
Wherein, spring is a kind of machine components utilizing elasticity to carry out work.General spring steel is made.Utilize its elasticity can control parts motion, relax impact or vibrations, stored energy, ergometry size etc.Being widely used in machine, instrument, there is deformation in spring under external force, and after removing external force, spring just can return to form.A lot of instrument and equipment all utilize this character of spring to reset.
The workflow of press device of the present utility model is as follows:
First active wire 4 is positioned over the lower surface inside hollow contact tube 5 from the through wires hole insertion of shell 9, then press first and press gland 7, by the strength that the applying continued to it is downward, push tooth bar 2 constantly to move down, afterwards, the lower surface of the tooth bar 2 that pressure comes starts to contact by with the upper surface of the active wire 4 putting hollow contact tube 5 in advance into, constantly strengthen with the strength of setting about applying downwards, the gap of the lower surface of tooth bar 2 and the upper surface of active wire 4 is more and more less, finally, surface with active wire 4 sticks together by the strength continuing to press down firmly that transmitted by tooth bar 2, first cannot continue to press down by gland 7, and due to the effect of locking plate 3, gear can not reverse, gear can only be rotated all the time toward the direction.When needing to take out the active wire that press against, then need pressing second by gland 8, make push rod 6 by locking plate 3 jack-up, gear 1 is reversed, thus unlocks, take out active wire 4, easy to operate.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a press device, is characterized in that, comprising: gear, locking plate, tooth bar, fixing cord, active wire, hollow contact tube and push rod;
The upper surface of described hollow contact tube is provided with perforate, and described active wire is arranged at the lower surface of the inner side of hollow contact tube, and described fixing cord is fixed on the upper surface of the inner side of described hollow contact tube;
The bottom of described gear is passed described perforate and is positioned at directly over described active wire, described tooth bar vertically arranges and intermeshes with described gear, described push rod is arranged in the horizontal direction, and be provided with the locking plate vertically arranged on front side of one end of extending in the horizontal direction of described push rod, one end of described locking plate contacts with the upper surface of the sawtooth of described gear, the other end of described locking plate is then fixed, and described locking plate is used for cooperatively interacting with push rod being unlocked by the wire pressed.
2. a kind of press device according to claim 1, is characterized in that, described gear is multiple, and the equal coaxial rotation of each described gear and described gear are arranged in order vertically with diameter, and described tooth bar and the minimum described gear of diameter intermesh.
3. a kind of press device according to claim 2, is characterized in that, described gear is 2-3.
4. a kind of press device according to claim 1, is characterized in that, described tooth bar upper end is provided with first by gland.
5. a kind of press device according to claim 1, is characterized in that, the other end that described push rod extends in the horizontal direction is provided with second by gland.
6. a kind of press device according to claim 1, is characterized in that, described active wire and fixing cord are wherein a kind of in copper core and aluminum core line.
7. a kind of press device according to claim 1, is characterized in that, described hollow contact tube is hollow copper tubing.
8. a kind of press device according to any one of claim 1-7, it is characterized in that, also comprise shell, the outside of the coated described gear of described shell, wire and hollow contact tube, described push rod and described tooth bar have one section to be exposed to outside described shell, and the side lower part of described shell is provided with for the through wires hole through described active wire.
9. a kind of press device according to claim 8, is characterized in that, also comprises the first spring, and one end of described first spring connects described shell, and the other end of described first spring connects described locking plate.
10. a kind of press device according to claim 8, is characterized in that, also comprises the second spring, and one end of described second spring connects described shell, and the other end of described second spring connects the bottom that first presses gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420825489.1U CN204257832U (en) | 2014-12-22 | 2014-12-22 | A kind of press device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420825489.1U CN204257832U (en) | 2014-12-22 | 2014-12-22 | A kind of press device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257832U true CN204257832U (en) | 2015-04-08 |
Family
ID=52962103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420825489.1U Expired - Fee Related CN204257832U (en) | 2014-12-22 | 2014-12-22 | A kind of press device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204257832U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305104A (en) * | 2015-10-30 | 2016-02-03 | 成都格瑞思文化传播有限公司 | Novel power connection terminal |
| CN109198972A (en) * | 2018-11-20 | 2019-01-15 | 湖南喜传天下家居有限公司 | A kind of foldable bedding |
| CN111775016A (en) * | 2020-08-01 | 2020-10-16 | 谢春香 | Locking mechanism convenient for self-locking and unlocking for telescopic table of grinding machine |
-
2014
- 2014-12-22 CN CN201420825489.1U patent/CN204257832U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305104A (en) * | 2015-10-30 | 2016-02-03 | 成都格瑞思文化传播有限公司 | Novel power connection terminal |
| CN109198972A (en) * | 2018-11-20 | 2019-01-15 | 湖南喜传天下家居有限公司 | A kind of foldable bedding |
| CN111775016A (en) * | 2020-08-01 | 2020-10-16 | 谢春香 | Locking mechanism convenient for self-locking and unlocking for telescopic table of grinding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20171222 |