CN2471883Y

CN2471883Y - Press lock

Info

Publication number: CN2471883Y
Application number: CN 01218672
Authority: CN
Inventors: 郭富胜
Original assignee: MINGTAI HARDWARE INDUSTRY Co Ltd
Current assignee: MINGTAI HARDWARE INDUSTRY Co Ltd
Priority date: 2001-04-13
Filing date: 2001-04-13
Publication date: 2002-01-16
Anticipated expiration: 2011-04-13

Abstract

The utility model relates to a push lock, comprising a cylindrical lock barrel, a spring, and a retaining spring strip; wherein, an accommodation space is formed in the cylindrical lock barrel; a cross groove with a vertical end is formed in the interior of the back end of the lock barrel; the spring is positioned in the accommodation space of the lock barrel; a lock pawl component provided with a lock baht and a spring is positioned in a lock core positioned in the lock barrel; a bolt bar passing through the spring is formed by the lock core towards the direction of the lock barrel; the retaining spring strip is inserted into the cross groove of the lock barrel, and a vertical retaining part of the retaining spring strip is opposite to the vertical end of the cross groove. The utility model has the advantages of having convenient operation and good locking function, simplifying the component, assembling easily and reducing the cost.

Description

Pressing lock

The utility model is about a kind of pressing lock.

In the application of lockset, pressing lock belongs to the easiest design of operation, it cooperates with member between lock tube by lock core, only must a push action, and the locking between can finishing lock core and locking tin, and desire is when opening, also only must be by key turn lock core, can be by the spring restoring force between lock core and lock tube, and be opening again, so in various lockset, all settings of visible pressing lock.

The design of pressing lock is comparatively simplified, in the pressing lock that can see multiple pattern on the market, and the difference of various pressing lock is all in the lock structure Design of pulling, the lock that the has structure of pulling is well to attach most importance to locking effect, the lock that the has structure of pulling is to attach most importance to easy to operate, but in fact, the proper pressing lock structure of one design, except must take into account easy to operate simultaneously and locking effect well, must have more that assembling is simplified, is easy to member and effect such as reduce cost concurrently, in the hope of providing one to have more economic benefit, and have more the structure of practicality.

Present being seen various pressing lock can't provide a structure that has above-mentioned expection effect simultaneously concurrently, so that the customer need spend more expense and buy a pressing lock, or only can buy with less expense and do not conform to practical lockset.

Please referring to shown in Figure 6, this is the pressing lock of extensive use many years ago, its structure mainly is to have a lock tube (70), be provided with a lock core (71) in the lock tube (70), one ejector pin (72) is set in the lock core (71), one end of this ejector pin (72) wears spring (73) back and sets firmly with top cap (74), lock the pin (76) and of pulling in the periphery of ejector pin (72) with perforation (75) ccontaining in addition and push up the spring (77) of pulling, corresponding position of locking the pin (76) of pulling forms arc groove (78) in lock core (71) rear end in addition, when by the ejector pin of pulling (72) toward (70) the direction start of lock tube, and pull pin (76) to arc groove (78) when locating when the top, by the pull power of pulling that pushes away of spring (77) of top, being about to the top pin (76) of pulling up pushes away and pulls and clip is located in arc groove (78), be lock-out state, and when desiring to unblank, then by key turn lock core (71), push away the top pin (76) of pulling of pulling again by arc groove (78), and the pin (76) of pulling to the top is when withdrawing in lock core (71) mesopore again, promptly, ejector pin (72) is protruded in outside the lock tube (70) again by the restoring force of spring (73).

Its overall structure of this kind lockset is comparatively complicated, outside former not only manufacturing cost is higher, it bothers part to be the program of assembling most, because of pulling after pin (76) inserts in the perforation (75) in its must be pulled in the top earlier spring (77) and top, set firmly with top cap (74) again after again ejector pin (72) being passed lock core (71), again lock core (71) is positioned afterwards in the lock tube (70), so its whole assembly program very bothers.

Structure shown in Figure 7 and structural similarity shown in Figure 6, it pushes up the pin (82) of pulling in lock core (80) medial extremity with eccentric block (81) clip one, push up pin (82) rear end of pulling and then be equipped with a latch (83), between latch (83) and lock tube (84) spring (85) is set in addition, and pull in the top and to be provided with the top spring (86) of pulling between pin (82) and lock tube (84), be provided with a corresponding pin-and-hole (841) that pushes up pin (82) of pulling in lock tube (84) periphery in addition, pull pin (82) just corresponding to pin-and-hole (841) when locating when make the top by the lock core of pulling (80), promptly by the pull power of pulling that pushes away of spring (86) of top, and make top pin (82) clip of pulling be positioned pin-and-hole (841) and locate, when if desire is opened lockset, then with key turn lock core, and, promptly lock core (80) is again protrude in the opening of lock tube (84) by the thrust of spring (85) by the down start and break away from pin-and-hole (841) of pin (82) of pulling of eccentric block (81) pulling top

Said structure is the design concept identical with traditional structure shown in Figure 6, therefore there is the problem that member is complicated and assembling bothers equally in its member, especially it must be pulled the cooperating of spring with the top by the top pin of pulling, can finish the design that lock is pulled and located, not only make member complicated, and it is to drive with rotary torsion to push up the pin displacement of pulling, the application of force that need be bigger longitudinally, and operation is had some setbacks, and under situation about driving indirectly, make the lock stopper do uncertain.

Structure shown in Figure 8 is No. the 392754th, TaiWan, China patent announcement " the last lock construction of pressing lockset ", it belongs to the pressing lock of another pattern, it is to form long slot bore (91) and L shaped hole (92) in lock tube (90) periphery, in addition in lock core (93) the one ends core bar (94) that is pivoted, and but the ring piece (95) of the suitable angle of a turn is set in periphery, and between ring piece (95) and lock tube (90), a torque spring (96) is set, torque spring (96) two ends are also colluded the opposite end of pulling and being positioned to encircle piece (95) and locking tube (90) respectively, locate to plug an alignment pin (97) in the lock tube L shaped hole of (90) periphery (92) in addition, alignment pin (97) one ends are also compeled to pull and are located in ring piece (95), design is equally in pushing lock core (93) the Shi Chengsuo state of pulling by this, and desire is when opening, by key turn lock core (93), promptly by torque spring (96), and make lock core (93) be opening.

And the pressing lock of said structure and other two kinds of patterns relatively, member is obviously simplified, therefore cost is lower, yet the design gravity of its whole members is the design of torque spring, but the two ends of torque spring must be inserted respectively and be pulled between ring piece and lock tube, assembly program is obviously complicated, in case and the group of torque spring establish the position slightly during deviation, even whole lockset can't smooth and easy work.

So from the above, at present pressing lock can't have concurrently easy to operate, locking effect good, member is simplified, be easy to assembling and effect such as reduce cost.

The purpose of this utility model is to be to provide a kind of pressing lock, has that easy to operate, locking effect is good, member is simplified concurrently, is easy to assembling and effect such as reduce cost.

In order to achieve the above object, the utility model provides a kind of pressing lock, comprises lock tube and lock core, it is characterized in that:

This lock tube is to be cylindric, the inner accommodation space that forms, and this accommodation space rear end forms mesopore, and in the inner groove of wearing that forms the tool vertical straight end of this lock tube rear end, this vertical straight end is cut the circumference place of this mesopore, forms the elongated slot of forward and backward extension in addition in this lock tube periphery;

One spring, it is to be located in the accommodation space of this lock tube;

This lock core, the lock that its inside has lock pearl, the spring member of pulling, this lock core is arranged in the accommodation space of this lock tube, this lock core is provided with a bolt rod, this bolt rod passes this spring and lock tube mesopore, this bolt rod periphery is established the clamping groove of depression, and this lock core periphery is provided with pin-and-hole, passes the elongated slot of lock tube and is inserted in this pin-and-hole with steady pin;

The one button spring bar of pulling, its shape are the grooves of wearing that cooperates this lock tube, and width wears the width of groove less than this, and are inserted in this and wear in the groove, wear the vertical straight end place of groove with its vertical portion of pulling that detains corresponding to this;

The pull vertical button portion of pulling of spring bar of this button is snapped in the clamping groove place of this bolt rod.

Described pressing lock is characterized in that: pull spring bar and this of this button worn groove and be can be the  shape, and this button is pulled and had the two vertical buttons portions of pulling on the spring bar, is provided with two and detains the end of pulling in the groove place of wearing of this lock tube, in corresponding two clamping grooves that are provided with of the periphery of this bolt rod.

Described pressing lock is characterized in that: pull spring bar and this of this button worn groove and also be can be 7 word shapes, and this button is pulled and had the vertical button portion of pulling on the spring bar, is provided with one and detains the end of pulling in the groove place of wearing of this lock tube, in the corresponding clamping groove that is provided with of the periphery of this bolt rod.

Pressing lock of the present utility model is made up of lock tube and lock core, wherein lock core sets firmly a bolt rod towards lock tube direction, form the clamping groove of depression in the periphery of bolt rod, in the lock tube, form the accommodation space of inserting in addition for lock core, its rear end forms the mesopore that passes for bolt rod, and in the lock tube rear end in the integrally formed groove of wearing, this wear be provided with one in the groove can be in the button of wearing the groove start spring bar of pulling, when lock core toward lock tube direction when pulling, spring bar clip is in the clamping groove place of bolt rod and lock in place even button is pulled, if during with key turn lock core, promptly push away the button of the pulling spring bar of pulling and break away from the clamping groove place by the bolt rod circumferential surface of turn, make lock core protrude in the lock tube again again by the spring between lock core and lock tube outer and be opening, so the utility model cooperates with the button spring bar of pulling in being located at lock tin by clamping groove integrally formed on bolt rod, can provide a member to simplify, assembling is easy to pressing lock, and obtains a lock stopper and make certain pressing lock structure.

With design of the present utility model and the pressing lock commonly used relatively, can find that design of the present utility model can provide a structure that has following effect concurrently:

1. structure is simplified: the utility model is by the integrated groove of wearing in clamping groove that forms on the bolt rod and the lock tube, cooperate the setting of detaining the spring bar of pulling again, promptly provide one to lock the structure of pulling, and with commonly use and must pull structure relatively with the lock that most unit constructions form, structure of the present utility model is obviously simplified.

2. easy to assembly: design of the present utility model only needs the button spring bar of pulling is penetrated in the groove, spring, lock core is made up in regular turn again, locatees with alignment pin again, can form a pressing lock, therefore assembly program is very convenient, and then manufacturing, assembly cost are reduced, and the lockset of a tool economic benefit is provided.

3. easy to operate: the of the present utility model design when desire is opened lockset, as long as opened under the state of lock core slightly turn lock core at key, can be by the arc surface of bolt rod pushing and pressing button pull spring bar and auxiliary by spring again, lock core is replied protrude in outside the lock tube, therefore can provide an easy to operate structure.

4. lock is pulled respond well: the utility model is pulled cooperating of spring bar and clamping groove by button, is able to the kenel of vertical clip location, makes lock core firmly locked, therefore lock pull respond well.

For enabling further to understand structure of the present utility model, feature and effect thereof, cooperate graphic being described in detail as follows with preferred embodiment now:

Brief description of drawings:

Fig. 1 is the three-dimensional exploded view of the utility model pressing lock.

Fig. 2 is that the utility model is pushed the sectional drawing that locks in opening.

Fig. 3 is that the utility model is pushed the sectional drawing that locks in locking states.

To be the utility model pressing lock bolt rod cooperate and be the plan view of locking states with the button spring bar of pulling Fig. 4.

Fig. 5 is the utility model pressing lock bolt rod turn and promote to detain and pull the spring bar to be the plan view of opening.

Fig. 6 is first kind of sectional drawing of commonly using pressing lock.

Fig. 7 is second kind of sectional drawing of commonly using pressing lock.

Fig. 8 is the third sectional drawing of commonly using pressing lock.

Please refer to shown in Figure 1, pressing lock of the present utility model is made up of lock tube (10) and lock core (20), wherein lock tube (10) is to be cylindric, its inner accommodation space (11) of inserting that forms for lock core (20), and form mesopore (12) in lock tube (10) rear end face, form by one-body molded mode in lock tube (10) inside, rear end in addition and wear groove (13), the shape of wearing groove (13) be cooperate button pull spring bar (30) shape and design, as groove (13) and the button spring bar (30) of pulling of wearing shown in scheming to go up is the  shape, the two also can design and be as 7 fonts, the width of wearing groove (13) is greater than the pull width of spring bar (30) of button, and wear the circumference place of vertical straight end (131) the incision mesopore (12) of groove (13), therefore on button is pulled spring bar (30) self-locking tube (10), insert when wearing in the groove (13), the vertical button of spring bar (30) portion (31) of pulling stretches into mesopore (12) and locates even button is pulled, form kenel as shown in Figure 4, in addition the elongated slot (14) that before and after lock tube (10) side forms, extends.

Its inside of lock core (20) has lock ancient unit of weight, equal to 1/24 liang, locks such as the spring member of pulling, to cooperate key to penetrate and open lockset from lock core (20) front end, and set firmly a bolt rod (21) towards lock tube (10) direction in lock core (20), the diameter of this bolt rod (21) is the mesopore (12) that cooperates lock tube (10), form the clamping groove (22) of depression in addition in the periphery of bolt rod (21), this clamping groove (22) is to cooperate the pull vertical button of spring bar (30) of button to pull portion (31) and design, the spring bar (30) of pulling of button as shown in Figure 1 is to be the  shape, it has the two vertical portions (31) of pulling that detain, then form clamping groove (22) respectively, locate to form pin-and-hole (23) in the corresponding elongated slot of lock core (20) periphery (14) in addition in periphery two corresponding positions of bolt rod (21).

When group is established, please cooperate consult shown in Figure 2, be that the bolt rod (21) that makes lock core (20) earlier passes a spring (40), then penetrate in the lock tube (10), afterwards a steady pin (50) is passed elongated slot (14) and be fixedly arranged on pin-and-hole (23) and locate, promptly form a pressing lock, this pressing lock can be embedded in desire installing place, this moment button spring bar (30) of pulling promptly is located in and wears in the groove (13).

See also shown in Figure 2, in pressing lock still during non-locking, clamping groove (22) and the button suitable distance of spring bar (30) interbody spacer of pulling, and desire when locking, only must be with lock core (20) toward locking tube (10) direction by pulling, as shown in Figure 3, bolt rod this moment (21) is promptly toward locking tube (10) direction start and protruding in lock tube (10) mesopore (12), and pull spring bar (30) when locating when clamping groove (22) moves to button, detain spring bar (30) the i.e. past center position start by the elastic force of itself of pulling, locate and be positioned clamping groove (22), as shown in Figure 4, make the outstanding state of bolt rod (21) be strong fix, be locking condition with the locking component that cooperates the rear end, and when desiring to unblank, can penetrate lock core (20) and turn by key, see also shown in Figure 5, the periphery of bolt rod this moment (21) promptly can push away the vertical button of detaining the spring bar (30) of pulling of pulling gradually and pull portion (31) toward wearing the outer expansion of groove (13), and in moment promptly by the restoring force of spring (40), lock core (20) is pulled toward extrapolation, reach to steady pin (50) clip in elongated slot (14) end place in addition, be state shown in Figure 2 again.

So from the above, the more known pressing lock structure of pressing lock of the present utility model truly has the enhancement on the effect.

Claims

1. a pressing lock comprises lock tube and lock core, it is characterized in that:

One spring, it is to be located in the accommodation space of this lock tube;

2. pressing lock as claimed in claim 1 is characterized in that: this button is pulled, and to wear groove be the  shape for spring bar and this, and this button is pulled and had the two vertical buttons portions of pulling on the spring bar, is provided with two and detains the end of pulling in the groove place of wearing of this lock tube, in corresponding two clamping grooves that are provided with of the periphery of this bolt rod.

3. pressing lock as claimed in claim 1 is characterized in that: this button is pulled, and to wear groove be 7 word shapes for spring bar and this, and this button is pulled and had the vertical button portion of pulling on the spring bar, is provided with one and detains the end of pulling in the groove place of wearing of this lock tube, in the corresponding clamping groove that is provided with of the periphery of this bolt rod.