CN2201449Y

CN2201449Y - Cylinder lock with separating plunger

Info

Publication number: CN2201449Y
Application number: CN 93231413
Authority: CN
Inventors: 吴荣法; 郑秀月
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-07-21
Filing date: 1993-07-21
Publication date: 1995-06-21
Anticipated expiration: 2003-07-21

Abstract

The utility model relates to a cylinder lock with a separating plunger, comprising a casing, a rotatable first plunger which is plugged in the casing, a second plunger which is plugged in the first plunger, pin bolt mechanisms which are arranged in the radial direction holes of the casing, the first plunger, the second plunger along the radial direction, a key can be inserted into the key slot of the second plunger, and the second plunger can generate an axial separation to the first plunger.

Description

Cylinder lock with separating plunger

The utility model relates to a kind of lockset, especially the lockset of being made up of housing, plunger, pin system bolt mechanism and key.

To the lockset of at present public pin system bolt mechanism,, need to decompose whole locksets and just can implement if will change the combination of its pin system bolt mechanism or the plunger of replacing lockset.This maintains secrecy for use of lockset and upgrades and produce in enormous quantities and all bring some inconvenience.

The purpose of this utility model provide lockset with a kind of improvement the cylinder lockset of separable plunger.Another purpose of the present utility model can have substantial standard construction and only need minor alteration can produce the advantage of separation with a kind of this kind of cylinder lockset lockset of separable plunger for lockset is provided.Another purpose of the present utility model is directly to revise original key, just separable plunger.

For reaching above-mentioned and other purpose, the cylinder lockset of a kind of separable plunger of the present utility model comprises a housing, be plugged in rotatable first plunger in the housing, be plugged in second plunger in first plunger, radially place the pin system bolt mechanism of the radial hole of housing, first plunger, second plunger, can lift pin system bolt mechanism by a key, make second plunger produce axial separation first plunger.

The simple declaration of accompanying drawing:

Fig. 1 shows the cross-sectional view of cylinder lockset at erectility.

The sectional view that Fig. 2 gets along 2～2 lines among Fig. 1 for cylinder lockset shown in Figure 1.

Fig. 3 is the part of cylinder lockset, the crosscut plan view.

Fig. 4 shows the cross-sectional view of cylinder lockset at separable plunger state.

The sectional view that Fig. 5 gets along 5～5 lines among Fig. 4 for cylinder lockset shown in Figure 4.

Fig. 6 shows the partial cross section figure of another instantiation.

Fig. 7 is the partial cross section figure of cylinder lockset shown in Figure 6 along 7～7 lines among Fig. 6.

Fig. 8 is the sectional view of cylinder lockset shown in Figure 6 along 8～8 lines among Fig. 6.

Fig. 9 shows the cross-sectional view of another instantiation cylinder lockset at separable plunger state.

Figure 10 is the sectional view of garden shown in Figure 9 tube lockset along 10～10 lines among Fig. 9.

To shown in Figure 5, a kind of garden tube lockset of separable plunger mainly comprises as Fig. 1: a housing 1, one first plunger 2, one second plunger 3, pin system bolt mechanism and key.Housing 1 is provided with pin system bolt mechanism supporting rib 4 and cover plate 5.Pin system bolt mechanism supporting rib 4 is provided with six holes 12 of radially extending, and these holes 12 communicate with the axial hole 11 that housing 1 is had.

First plunger 2 is plugged in the axial hole 11 of housing 1, and the one end is provided with flange 20, and the other end is provided with screw thread 24, is provided with six holes 22 radially between two ends.Six set holes 12 align and the axial hole 21 set with it connects mutually on these holes 22 and the housing 1.Second plunger 3, the one end is provided with end face 33, and described end face 33 one-tenth part cones shape or part inclined plane can provide in the axial hole 21 that second plunger 3 easily inserts first plunger 2; And the other end has flange 30, is provided with six radial holes 32 between two ends.These holes align mutually with six holes 22 of first plunger 2 and communicate with its key 31 that axially is provided with.

Cover plate 5, a ditch 51 that is embedded in supporting rib 4 tops as shown in Figure 1 is with the part that holds as each hole content.The

hole

12,22,32 of initial 6 axis correspondences, content from left to right is second pin, 42, first pin 41 and the spring 43 of pin system bolt mechanism commonly used.The function of the pin system bolt mechanism of this kind lockset is for known to the crowd, will not describe in detail herein.

First plunger 2 is the end that is remained in housing 1 by end cap 23.As shown in Figure 3, in case be inserted in load on spring cap pin 28 in the sleeves 27 that 26 of the stomidiums of first plunger 2 firmly install and cap spring 29 when installing end cap 23, end cap 23 promptly can not rotate.Described sleeve 27 is for to extend axially in the empty chamber 34 that is inserted to second plunger 3.

Key of the present utility model comprises first key 6 and second key 7, described first key 6 can insert in the key 31 of second plunger 3, can do the keying control (as depicted in figs. 1 and 2) of lockset, and second key 7 can be made or be formed by the height of first key, 6 its teeth of correct in advance by factory, and it can insert and separate the second plunger 3(in the key 31 of second plunger 3 as shown in Figure 4 and Figure 5).

Can be clear that very much as depicted in figs. 1 and 2, when first key 6 is inserted into the key 31 of second plunger 3, utilize each tooth 61 of first key 6 can lift the pin system bolt mechanism of each correspondence, make second pin 42 and first pin, 41 contact surface follow housing 1 and first plunger 2 to contact interface 100 consistent with each other, allow this moment first key 6 can drive second plunger 3 and carry second pin, 42 and first plunger housing is rotated, to do the keying control of lockset.

As shown in Figure 4 and Figure 5, when desire is separated second plunger 3 from the axial hole 21 of first plunger 2, insert in the key 31 of second plunger 3 with second key 7, because the tooth 71 of second key 7 has a difference in height with the tooth 61 of aforementioned first key 6, therefore, each tooth 71 of second key 7 can lift each pin system bolt mechanism, make second pin 42 and first pin, 41 contact surface follow second plunger 3 and first plunger 2 to contact interface 200 consistent with each other, at this moment, second key 7, in second plunger 3 and second plunger 3 second pin 42 can separate from the axial hole 21 of first plunger 2 simultaneously vertically.

Fig. 6 shows that to Figure 10 the utility model can be applied to another instantiation through changing, wherein, one end of first plunger is provided with flange and the other end is modified to and is provided with an annular recess 24 ', to provide a C shape clasp the 25 ' system of buckleing (as shown in Figure 6), first plunger 2 ' only can be rotated housing 1, and must not move axially separation, in addition, as shown in Figure 7 and Figure 8, the axial hole 21 ' of first plunger 2 ' further is provided with one first axial groove 8 and one second axial groove 9.Described first axial groove 8 communicates with all radial holes 22 ', to provide second pin 42 ' guiding function that stretches into from radial hole 32 ' in the radial hole 22 '.Described second axial groove 9 cooperates the key 31 ' of second plunger to form the standard key groove, so that the insertion of key to be provided.Except that above-mentioned these changed, remaining structure was roughly identical with previous examples with device.

According to the utility model, when operation, as Fig. 6 with Figure 8 shows that similar Fig. 1 and Fig. 2, when first key 6 ' is inserted into the key 31 ' of second plunger 3 ', utilize each tooth 61 ' of first key 6 ' can lift the pin system bolt mechanism of each correspondence, make second pin 42 ' and first pin, 41 ' contact surface follow housing 1 and first plunger 2 ' to contact interface 100 ' consistent with each other, allow this moment first key 6 ' can drive second plunger 3 ' and carry second pin, 42 ' and first plunger 2 ' housing 1 is rotated, to do the keying control of lockset.The and for example similar Fig. 4 of Fig. 9 and Figure 10 and Fig. 5, when desire is separated second plunger 3 ' from the axial hole 21 ' of first plunger 2 ', insert in the key 31 ' of second plunger 3 ' with second key 7 ', because the tooth 71 ' of second key 7 ' has difference in height with the tooth 61 ' of aforementioned first key 6 ', therefore, each tooth 71 ' of second key 7 ' can lift each pin system bolt mechanism, make second pin 42 ' and first pin, 41 ' contact surface follow second plunger 3 ' and first plunger 2 ' to contact interface 200 ' consistent with each other, perhaps, the contact surface of second pin, 42 ' and first pin 41 ' is remained in aforementioned first axial groove 8 just, at this moment, second key 7 ', in second plunger 3 ' and second plunger 3 ' second pin 42 ' can separate from the axial hole 21 ' of first plunger 2 ' simultaneously vertically.

Unique construction according to the garden tube lockset of the separable plunger of the utility model preferred embodiments, wherein second plunger can be separated, with again by the permutation and combination of putting second in second plunger pin, perhaps change second plunger that another substitutes, described second plunger that substitutes can have different key structures.Described separated again by second plunger of putting second pin or second plunger that substitutes, after can inserting in its key via another second key that cooperatively interacts, after in the axial hole of its first plunger of directly planting, another second key is taken out, can finish the reorganization installation exercise.Perhaps, to place second plunger of second pin or second plunger that substitutes again to housing deflection one suitable angle, utilize the end face of second plunger to become part cone shape or part inclined plane then, has leading function, can be inserted in the axial hole of first plunger at an easy rate, again via reverse rotation to aligning housing, in first plunger first pin is inserted in the radial hole of second plunger, can finish and reinstall operation, therefore, the utility model can not need the help of another second key also can finish the reorganization installation exercise.

Above-mentioned system is with preferred embodiments and substitute the unique construction that instantiation illustrates removable second plunger of the present utility model, is skillful in this skill personage and still can makes various modifications, and all this all ought be included in the utility model such as the claim part.

Claims

1, a kind of cylinder lockset of separable plunger comprises:

One housing, it has an axial hole;

One first plunger, it is disposed in the axial hole of described housing;

One axial hole, it forms on described first plunger;

It forms at least one radial hole on the described housing and with the axial hole of housing and communicates;

It forms at least one radial hole on described first plunger and aligns with the radial hole of housing, and communicates with its axial hole;

One first key, it has at least one tooth; And

It is characterized in that also comprising:

One second plunger, it is plugged in the axial hole of described first plunger;

It forms at least one radial hole on described second plunger and aligns with the radial hole of first plunger;

The content of all radial holes that aligns mutually is first pin, second pin and the spring of pin system bolt mechanism;

One key, it forms on described second plunger and with its radial hole and communicates;

One second key, it has at least one tooth.

Whereby, insert with first key in the key of second plunger, the tooth of first key can lift second pin, the contact surface that makes described second pin and first pin with housing and first plunger to contact interface consistent with each other, control with the keying of making lockset; Insert with second key in the key of second plunger, the tooth of second key can lift second pin, make described second pin and the contact surface of first pin follow first plunger and second plunger to contact interface consistent with each other, at this moment, the pin of second in second key, second plunger and second plunger can separate from the axial hole of first plunger simultaneously vertically.

2, the cylinder lockset of a kind of separable plunger as claimed in claim 1 is characterized in that: the axial hole of described first plunger further comprises one first axial groove, and described first axial groove communicates with its radial hole.

3, the garden tube lockset of a kind of separable plunger as claimed in claim 1, it is characterized in that: the axial hole of described first plunger further comprises one second axial groove, described second axial groove communicates with the key of second plunger.

4, the garden tube lockset of a kind of separable plunger as claimed in claim 1, it is characterized in that: described first plunger is a garden column type body, and the one end has flange, and the other end is provided with the end that end cap remains in housing, first plunger only can be rotated housing, and must not move axially separation.

5, the garden tube lockset of a kind of separable plunger as claimed in claim 4 is characterized in that: the axial hole of described first plunger is a hole that does not connect.

6, the garden tube lockset of a kind of separable plunger as claimed in claim 1 is characterized in that: described second plunger comprises that further an end has flange, and the other end has end face person.

7, the garden tube lockset of a kind of separable plunger as claimed in claim 4 is characterized in that: an end of described first plunger has stomidium can firmly install a sleeve, but plug-in mounting cap pin and cap spring in the described sleeve, so that the location of end cap to be provided.

8, the garden tube lockset of a kind of separable plunger as claimed in claim 1, it is characterized in that: described first plunger is a garden column type body, and the one end has flange, and the other end is provided with C shape clasp, first plunger only can be rotated housing, and must not move axially separation.