CN204248915U - The cylinder lock safeties of jack knife - Google Patents

The cylinder lock safeties of jack knife Download PDF

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Publication number
CN204248915U
CN204248915U CN201420727404.6U CN201420727404U CN204248915U CN 204248915 U CN204248915 U CN 204248915U CN 201420727404 U CN201420727404 U CN 201420727404U CN 204248915 U CN204248915 U CN 204248915U
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Prior art keywords
button
spring
handle
operator
counterbore
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CN201420727404.6U
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Chinese (zh)
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许伟
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许伟
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Abstract

The utility model relates to a kind of cylinder lock safeties of jack knife, comprise operator, handle A, handle B, spring housing, button spring, button cover, button, switch spring, lockplate, switch slide block, stepped screw, it is characterized in that, described operator is provided with lock slots, axis hole, locking counterbore, locating slot, the button counterbore of described button places button spring, one end of button spring is positioned in the escape groove of spring housing, the fixing step A of spring housing is fixed in the stepped counterbore A of handle A, the button other end is through button cover, the fixing step B of button cover is fixed in the stepped counterbore B of handle B, described switch spring is positioned in the spring escape groove of handle B, a part for the centre of switch spring is exposed in the screw slots of handle B, described lockplate is rotated in the escape groove of handle B, described stepped screw is through the fixing hole of switch slide block and the screw slots of handle B, and be fixed on the screw hole of lockplate, can slide with handle B.The advantages such as the utility model compared with prior art, has structure simple, easy to use, safe and reliable.

Description

The cylinder lock safeties of jack knife
Technical field
The utility model belongs to jack knife, especially a kind of cylinder lock safeties of jack knife.
Background technology
The safeties of existing shaft lock structure jack knife are all generally simple insurance structures, and safety effect during open mode of namely operating, does not have safety effect when operating and closing.Also there are the safeties of only a few to have Double-insurance structure, have safety effect in operator opening and closing state, but this apparatus structure relative complex, process with assembly cost comparatively large, the activity space for operator also has certain influence.
Summary of the invention
The purpose of this utility model is to solve the problem, the cylinder lock safeties of the jack knife providing a kind of structure simple, esy to use, safe and reliable.
In order to achieve the above object, taked technical solution is as follows:
1, a kind of cylinder lock safeties of jack knife, comprise operator, handle A, handle B, spring housing, button spring, button cover, button, switch spring, lockplate, switch slide block, stepped screw, it is characterized in that, described operator is provided with lock slots, axis hole, locking counterbore, locating slot, the button counterbore of described button places button spring, one end of button spring is positioned in the escape groove of spring housing, the fixing step A of spring housing is fixed in the stepped counterbore A of handle A, the button other end is through button cover, the fixing step B of button cover is fixed in the stepped counterbore B of handle B, described switch spring is positioned in the spring escape groove of handle B, a part for the centre of switch spring is exposed in the screw slots of handle B, described lockplate is rotated in the escape groove of handle B, described stepped screw is through the fixing hole of switch slide block and the screw slots of handle B, and be fixed on the screw hole of lockplate, can slide with handle B.
The cylinder lock safeties of the jack knife 2, as described in technical scheme 1, wherein, described handle A is provided with stepped counterbore, and stepped counterbore is positioned over the fixing step A of spring housing.
The cylinder lock safeties of the jack knife 3, as described in technical scheme 1, wherein, the fixing step B that described handle B is provided with fixing hole, slide block slot, screw slots, escape groove, spring escape groove, stepped counterbore B, stepped counterbore B are positioned over button cover.
The cylinder lock safeties of the jack knife 4, as described in technical scheme 1, wherein, described button is arranged with fixing step B, and described button is provided with lock face, the face of cylinder, stop surface, taper seat, counterbore, and described spring housing is provided with fixing step A, escape groove.
The cylinder lock safeties of the jack knife 5, as described in technical scheme 1, wherein, described switch slide block is provided with fixing hole, counterbore, and described lockplate is provided with fixing screw hole, and described stepped screw is provided with round platform rank, screw.
The cylinder lock safeties of the jack knife 6, as described in technical scheme 1, wherein, when described operator is in open mode, the lock slots of the taper seat and operator that are subject to the button of spring-force driven dual retrains mutually, operator can not be rotated, lock-out state is opened in formation, when operator is in closed condition, the taper seat of button and the locking counter bore side of operator retrain, the stop surface of button and the locking counterbore bottom surface of operator retrain, and operator can not be rotated, and are formed and close lock-out state, when operator is in the process of opening or closing, the stop surface of button and the lateral side wire of operator retrain.
The cylinder lock safeties of the jack knife 7, as described in technical scheme 1; wherein; when described operator is in and opens lock-out state or close lock-out state; pull switch slide block; stepped screw and lockplate is driven to move forward; when lockplate moves to the scope of the stop surface of button; interact on the round platform rank of switch spring and stepped screw; form the lock-out state of switch slide block; now, the stop surface of button and the constraint of lockplate, button cannot press unblock; also prevent accidental unlocking simultaneously, form protective effect.
The advantages such as the utility model compared with prior art, has structure simple, easy to use, safe and reliable.
accompanying drawing illustrates:
Fig. 1 is overall structure front view of the present utility model,
Fig. 2 is overall structure exploded view of the present utility model,
Fig. 3 is main cutter structure feature rearview of the present utility model,
Fig. 4 is handle A architectural feature front view of the present utility model,
Fig. 5 is handle B architectural feature front view of the present utility model,
Fig. 6 is handle B architectural feature rearview of the present utility model,
Fig. 7 is spring housing architectural feature amplification view of the present utility model,
Fig. 8 is press-button structure feature amplification view of the present utility model,
Fig. 9 is button nested structure feature amplification stereogram of the present utility model,
Figure 10 is switch slide block structure feature amplification stereogram of the present utility model,
Figure 11 is lockplate architectural feature enlarged front view of the present utility model,
Figure 12 is button spring architectural feature amplification stereogram of the present utility model,
Figure 13 is switch spring architectural feature amplification stereogram of the present utility model,
Figure 14 is stepped screw architectural feature amplification stereogram of the present utility model,
Figure 15 illustrates the architectural feature of the present embodiment with rearview full sectional view,
Figure 16 illustrates the architectural feature of the present embodiment with rearview partial view,
Figure 17 illustrates with axle side partial view the safety position that the present embodiment is operated when closing.
In Fig. 1 ~ Figure 17, operator (1), handle A(2), handle B(3), rotating shaft (4), shaft screw (5), spring housing (6), button spring (7), button cover (8), button (9), switch spring (10), lockplate (11), switch slide block (12), stepped screw (13), screw of handle (14), lock slots (15), axis hole (16), locking counterbore (17), locating slot (18), axis hole (19), stepped counterbore A(20), fixing hole (21), slide block slot (22), screw slots (23), escape groove (24), spring escape groove (25), stepped counterbore B(26), fixing step A(27), escape groove (28), lock face (29), the face of cylinder (30), stop surface (31), taper seat (32), button counterbore (33), fixing step B(34), slide block fixing hole (35), slide block counterbore (36), screw hole (37), round platform rank (38), screw (39).
detailed description of the invention:
Below in conjunction with drawings and Examples, the utility model is further described:
Shown in Figure 17, a kind of cylinder lock safeties of jack knife, comprise operator, handle A, handle B, spring housing, button spring, button cover, button, switch spring, lockplate, switch slide block, stepped screw, wherein, described operator 1 is provided with lock slots 15, axis hole 16, locking counterbore 17, locating slot 18, the button counterbore 33 of described button 9 places button spring 7, one end of button spring 7 is positioned in the escape groove 28 of spring housing 6, the fixing step A27 of spring housing 6 is fixed in the stepped counterbore A20 of handle A2, button 9 other end is through button cover 8, the fixing step B34 of button cover 8 is fixed in the stepped counterbore B26 of handle B2, described switch spring 10 is positioned in the spring escape groove 25 of handle B3, a part for the centre of switch spring 10 is exposed in the screw slots 23 of handle B3, described lockplate 11 is rotated in the escape groove 24 of handle B3, described stepped screw 13 is through the fixing hole 35 of switch slide block 12 and the screw slots 23 of handle B3, and be fixed on the screw hole 37 of lockplate 11, can slide with handle B.
Described handle A2 is provided with stepped counterbore 20, and stepped counterbore 20 is positioned over the fixing step A27 of spring housing 6.
Described handle B3 is provided with fixing hole 21, slide block slot 22, screw slots 23, escape groove 24, spring escape groove 25, stepped counterbore B26.
Described button cover 8 is provided with fixing step B34, and described button 9 is provided with lock face 29, the face of cylinder 30, stop surface 31, taper seat 32, counterbore 33, and described spring housing 6 is provided with fixing step A27, escape groove 28.
Described switch slide block 12 is provided with fixing hole 35, counterbore 36, and described lockplate 11 is provided with fixing screw hole 37, and described stepped screw 13 is provided with round platform rank 38, screw 39.
When described operator 1 is in open mode, the taper seat 32 being subject to the button 9 of spring-force driven dual retrains mutually with the lock slots 15 of operator 1, operator 1 can not be rotated, lock-out state is opened in formation, when operator 1 is in closed condition, the taper seat 32 of button 9 and locking counterbore 17 side constraint of operator 1, the stop surface 31 of button 9 retrains with locking counterbore 17 bottom surface of operator 1, operator 1 can not be rotated, formed and close lock-out state, when operator 1 is in the process of opening or closing, the stop surface 31 of button 9 retrains with the lateral side wire of operator.
When described operator 1 is in and opens lock-out state or close lock-out state; pull switch slide block 12; drive stepped screw 13 and lockplate 11 to move forward, when lockplate 11 moves to the scope of stop surface 31 of button 9, interact on the round platform rank 38 of switch spring 10 with stepped screw 13; form the lock-out state of switch slide block 12; now, the stop surface 31 of button 9 and the constraint of lockplate 11, button 9 cannot press unblock; also prevent accidental unlocking simultaneously, form protective effect.

Claims (7)

1. the cylinder lock safeties of a jack knife, comprise operator, handle A, handle B, spring housing, button spring, button cover, button, switch spring, lockplate, switch slide block, stepped screw, it is characterized in that, described operator (1) is provided with lock slots (15), axis hole (16), locking counterbore (17), locating slot (18), the button counterbore (33) of described button (9) places button spring (7), one end of button spring (7) is positioned in the escape groove (28) of spring housing (6), the fixing step A(27 of spring housing (6)) be fixed on handle A(2) stepped counterbore A(20) in, button (9) other end is through button cover (8), the fixing step B(34 of button cover (8)) be fixed on handle B(2) stepped counterbore B(26) in, described switch spring (10) is positioned over handle B(3) spring escape groove (25) in, a part for the centre of switch spring (10) is exposed at handle B(3) screw slots (23) in, described lockplate (11) is rotated in handle B(3) escape groove (24) in, described stepped screw (13) is through the fixing hole (35) of switch slide block (12) and handle B(3) screw slots (23), and be fixed on the screw hole (37) of lockplate (11), can slide with handle B.
2. the cylinder lock safeties of jack knife as claimed in claim 1, is characterized in that, described handle A(2) be provided with stepped counterbore (20), stepped counterbore (20) is positioned over the fixing step A(27 of spring housing (6)).
3. the cylinder lock safeties of jack knife as claimed in claim 1, it is characterized in that, described handle B(3) be provided with fixing hole (21), slide block slot (22), screw slots (23), escape groove (24), spring escape groove (25), stepped counterbore B(26).
4. the cylinder lock safeties of jack knife as claimed in claim 1, it is characterized in that, described button cover (8) is provided with fixing step B(34), described button (9) is provided with lock face (29), the face of cylinder (30), stop surface (31), taper seat (32), counterbore (33), and described spring housing (6) is provided with fixing step A(27), escape groove (28).
5. the cylinder lock safeties of jack knife as claimed in claim 1, it is characterized in that, described switch slide block (12) is provided with fixing hole (35), counterbore (36), described lockplate (11) is provided with fixing screw hole (37), and described stepped screw (13) is provided with round platform rank (38), screw (39).
6. the cylinder lock safeties of jack knife as claimed in claim 1, it is characterized in that, when described operator (1) is in open mode, the taper seat (32) being subject to the button (9) of spring-force driven dual retrains mutually with the lock slots (15) of operator (1), operator (1) can not be rotated, lock-out state is opened in formation, when operate (1) is in closed condition, the taper seat (32) of button (9) and locking counterbore (17) side constraint of operator (1), the stop surface (31) of button (9) retrains with locking counterbore (17) bottom surface of operator (1), operator (1) can not be rotated, formed and close lock-out state, when operator (1) is in the process of opening or closing, the stop surface (31) of button (9) retrains with the lateral side wire of operator.
7. the cylinder lock safeties of jack knife as claimed in claim 1, it is characterized in that, when described operator (1) is in and opens lock-out state or close lock-out state, pull switch slide block (12), stepped screw (13) and lockplate (11) is driven to move forward, when lockplate (11) moves to the scope of stop surface (31) of button (9), interact on the round platform rank (38) of switch spring (10) with stepped screw (13), form the lock-out state of switch slide block (12), now, the stop surface (31) of button (9) and the constraint of lockplate (11), button (9) cannot press unblock, also prevent accidental unlocking simultaneously, form protective effect.
CN201420727404.6U 2014-11-28 2014-11-28 The cylinder lock safeties of jack knife Active CN204248915U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420727404.6U CN204248915U (en) 2014-11-28 2014-11-28 The cylinder lock safeties of jack knife

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420727404.6U CN204248915U (en) 2014-11-28 2014-11-28 The cylinder lock safeties of jack knife

Publications (1)

Publication Number Publication Date
CN204248915U true CN204248915U (en) 2015-04-08

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Family Applications (1)

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CN201420727404.6U Active CN204248915U (en) 2014-11-28 2014-11-28 The cylinder lock safeties of jack knife

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105291140A (en) * 2015-11-18 2016-02-03 广西锐可户外工具制造有限公司 Safety device of plunger lock folding cutter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105291140A (en) * 2015-11-18 2016-02-03 广西锐可户外工具制造有限公司 Safety device of plunger lock folding cutter

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