CN214035119U

CN214035119U - Lock bolt

Info

Publication number: CN214035119U
Application number: CN202022897010.3U
Authority: CN
Inventors: 杜新康
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-08-24
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a spring bolt, it is heavy to aim at overcoming the spring bolt of integral type among the prior art, can't compromise intensity height and corrosion-resistant problem, it includes the tie plate, the tie plate can be installed on the tool to lock, the fixed interior sleeve pipe that is provided with on the tie plate, the fixed outer tube that is provided with on interior sleeve pipe, the outer tube cover is established on interior sleeve pipe, outer tube and interior sleeve pipe can adopt different homogeneous material to make, outer tube and interior sheathed tube integrated configuration have taken into account corrosion-resistingly, the advantage that shock-resistant and structural strength are high, and the dismouting of also being convenient for of the mode that outer tube and interior sleeve pipe adoption cup jointed, when the outer tube takes place to damage, also can change the outer tube alone.

Description

Lock bolt

Technical Field

The utility model belongs to a lock, in particular to a lock tongue.

Background

A lock is a fastener which is arranged on an openable and closable object and is opened by a key or a code. Common locks can be classified into electronic locks, cylinder locks, mortise locks, ball locks, and the like. From a technical point of view, the basic structure of the lock comprises a lock body, a bolt, a lock cylinder and the like.

In the prior art, the spring bolt is installed on the lock body, can stretch out or contract on the lock body, and when the spring bolt is clamped into a reserved hole on the door frame, the door and the door frame are fixedly arranged together. The bolt can be divided into a latch bolt, a square bolt, an anti-sawing bolt, a double-hook bolt and the like according to the shape, and the bolt is integrally forged or cast by adopting a metal material and is of a solid structure, although the bolt has better strength, the bolt can ensure the function of locking a door in a bolt hole.

However, the prior art is not perfect, one kind of pure iron is subjected to surface electroplating treatment, the cost is low, but the defects are that the appearance is not attractive, the surface is easy to corrode and rust, the other kind of pure stainless steel is subjected to surface electroplating treatment, the product has the advantages of attractiveness and corrosion resistance, but the cost is very high, and the two lock tongues cannot achieve the advantages of high structural strength and durability.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough and problem that exists of prior art, the utility model provides a structural strength is high and durable spring bolt.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a lock tongue, includes the tie plate, and the tie plate can be installed on the tool to lock, and the last fixed interior sleeve pipe that is provided with of tie plate, the fixed outer tube that is provided with on the interior sleeve pipe, the outer tube cover is established on interior sleeve pipe.

Preferably, the whole structure of the inner sleeve is cylindrical, the bolt plate is provided with a first connecting plate, and the inner sleeve is sleeved on the first connecting plate.

Preferably, the first connecting plate is fixedly provided with a second connecting plate, the inner sleeve is further sleeved on the second connecting plate, and the cross section of the first connecting plate and the cross section of the second connecting plate are in a cross shape.

Preferably, both sides of the first connecting plate abut against the inner sidewall of the inner tube, and both sides of the second connecting plate also abut against the inner sidewall of the inner tube.

Preferably, the second connecting plate is provided with a slot, and the first connecting plate is inserted into the slot.

Preferably, the first connecting plate is provided with a connecting hole, a connecting piece penetrates through the connecting hole, the second connecting plate is provided with a clamping groove, the clamping groove is located in the slot, and the connecting piece is arranged in the clamping groove.

Preferably, the inner sleeve is drawn through a high speed punch progressive die.

Preferably, the outer sleeve is drawn through a high speed punch progressive die.

Preferably, the number of the inner sleeves is three, and the three inner sleeves are arranged on the key plate side by side.

Preferably, the bolt plate is provided with a strip-shaped hole, and the length direction of the strip-shaped hole is consistent with the length direction of the inner sleeve.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

(1) on this spring bolt, outer tube and interior sheathed tube integrated configuration are equivalent to the spring bolt among the prior art, outer tube and interior sheathed tube can adopt different homogeneous materials to make, outer tube and interior sheathed tube integrated configuration have taken into account corrosion-resistant, shock-resistant and the high advantage of structural strength, and the mode that outer tube and interior sheathed tube adoption were cup jointed is also convenient for the dismouting in addition, when the outer tube takes place to damage, also can change the outer tube alone, consequently this spring bolt has reasonable in design, structural strength is high and durable advantage.

(2) On the bolt, the inner sleeve is in a hollow cylinder shape, the outer sleeve is also in a hollow cylinder shape, the consumption of raw materials is saved, and the lightweight of a product is realized, so the bolt has the advantages of light weight and low manufacturing cost.

(3) On this spring bolt, first connecting plate and second connecting plate play the supporting role to the inner tube, and first connecting plate and the holistic transversal cross of second connecting plate are personally submitted, and first connecting plate and second connecting plate constitute the structure that the four-point supported to the inner tube, avoid interior sleeve pipe and outer tube to take place to warp when using, have further improved the structural strength of this spring bolt.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

in the figure: the rack comprises a 1-bolt plate, a 2-inner sleeve, a 3-outer sleeve, a 4-second connecting plate, a 5-connecting piece, a 11-first connecting plate, a 12-connecting hole, a 13-strip-shaped hole, a 14-rack part, a 41-slot and a 42-clamping groove.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 2, a lock tongue comprises a bolt plate 1, wherein an inner sleeve tube 2 is fixedly arranged on the bolt plate 1, when the lock tongue is applied to a lock, the bolt plate 1 can be installed on the lock, the bolt plate 1 can be slidably arranged on the lock, the inner sleeve tube 2 can also be rotatably arranged on the lock, and the sliding direction of the bolt plate 1 on the lock is consistent with the length direction of the inner sleeve tube 2.

When the lock with the bolt is used, the inner sleeve 2 can be inserted into or separated from the door frame when the bolt plate 1 slides on the lock. When the inner sleeve 2 is inserted on the door frame, the inner sleeve 2 fixes the door and the door frame together. When the inner sleeve 2 is disengaged from the door frame, the door is free to rotate on the door frame.

The fixed outer tube 3 that is provided with on interior sleeve pipe 2, the overall structure of outer tube 3 is cylindricly, and the one end of outer tube 3 has the opening, and the other end of outer tube 3 is confined, and on sleeve pipe 2 including 3 interference fit of outer tube, 3 covers of outer tube are established on interior sleeve pipe 2.

On this spring bolt, the composite construction of outer tube 3 and interior sleeve pipe 2 is equivalent to the spring bolt among the prior art, outer tube 3 and interior sleeve pipe 2 can adopt different kinds of materials to make, outer tube 3 can adopt corrosion-resistant, impact-resistant material is made, interior sleeve pipe 2 can adopt the material that structural strength is high to make, outer tube 3 and interior sleeve pipe 2's composite construction has taken into account corrosion-resistant, impact-resistant and the high advantage of structural strength, and outer tube 3 and interior sleeve pipe 2 adopt the dismouting of also being convenient for of the mode that cup joints, when outer tube 3 takes place to damage, also can change outer tube 3 alone, consequently this spring bolt has reasonable in design, structural strength is high and durable advantage.

The overall structure of the inner sleeve 2 is cylindrical, the inner sleeve 2 is hollow, one end of the inner sleeve 2 is provided with an opening, the other end of the inner sleeve 2 is closed, the bolt plate 1 is provided with a first connecting plate 11, and the inner sleeve 2 is sleeved on the first connecting plate 11.

On the bolt, the inner sleeve 2 is in a hollow cylinder shape, the outer sleeve 3 is also in a hollow cylinder shape, the consumption of raw materials is saved, and the lightweight of the product is realized, so the bolt has the advantages of light weight and low manufacturing cost.

The fixed second connecting plate 4 that is provided with on first connecting plate 11, the contained angle between first connecting plate 11 and the second connecting plate 4 is 90, interior sleeve pipe 2 still overlaps and establishes on second connecting plate 4, first connecting plate 11 and the holistic transversal cross of personally submitting of second connecting plate 4, sleeve pipe 2 including first connecting plate 11 interference fit, sleeve pipe 2 including second connecting plate 4 is also interference fit, the both sides of first connecting plate 11 butt respectively on interior sleeve pipe 2's inside wall, the both sides of second connecting plate 4 butt respectively on interior sleeve pipe 2's inside wall.

On this spring bolt, first connecting plate 11 and second connecting plate 4 play the supporting role to interior sleeve pipe 2, and first connecting plate 11 and the holistic transversal cross-section of second connecting plate 4 are personally submitted, and first connecting plate 11 and second connecting plate 4 constitute the structure that four points supported to interior sleeve pipe 2, avoid interior sleeve pipe 2 and outer tube 3 to take place to warp when using, have further improved the structural strength of this spring bolt.

The second connecting plate 4 is provided with a slot 41, and the first connecting plate 11 is inserted into the slot 41, so that the first connecting plate 11 is positioned on the second connecting plate 4, the second connecting plate 4 and the inner sleeve 2 are assembled on the first connecting plate 11 in sequence, and the disassembly and assembly are facilitated.

Connecting hole 12 has been seted up on first connecting plate 11, wear to be equipped with connecting piece 5 in the connecting hole 12, connecting piece 5 specifically is the screw, 5 threaded connection of connecting piece are in connecting hole 12, draw-in groove 42 has still been seted up on second connecting plate 4, the width of draw-in groove 42 is greater than slot 41's width, draw-in groove 42 is located slot 41, connecting piece 5 sets up in draw-in groove 42, connecting piece 5 plays the effect of location to second connecting plate 4, avoid second connecting plate 4 to rock on first connecting plate 11's length direction, the fastness of assembly has been improved, the dismouting has also further been made things convenient for.

Interior sleeve pipe 2 adopts tensile high strength steel to make, adopts galvanized steel sheet to make in this embodiment, and galvanized steel's surface has plated one deck zinc, plays and prevents that interior sleeve pipe 2 from suffering corruption and life-span's effect, and galvanized steel sheet adopts high-speed punch to upgrade the tensile technology of mould and makes interior sleeve pipe 2.

The outer sleeve 3 is made of a stretchable stainless steel plate, particularly has the characteristic of resisting the corrosion of weak media such as atmosphere, steam, water and the like, the corrosion resistance of the outer sleeve 3 is improved, the aesthetic feeling is increased, and the stainless steel plate is made into the outer sleeve 3 by adopting a high-speed punch progressive die stretching process.

The bolt plate 1 is provided with a strip-shaped hole 13, the length direction of the strip-shaped hole 13 is consistent with that of the inner sleeve 2, and when the bolt plate 1 is installed on a lockset, parts of the lockset can be arranged in the strip-shaped hole 13 in a penetrating manner, so that the sliding stroke of the bolt plate 1 is limited.

Interior sleeve pipe 2 is three, and interior sleeve pipe 2 corresponds first connecting plate 11, second connecting plate 4 and outer tube 3 respectively one-to-one, and three interior sleeve pipe 2 sets up side by side on tie plate 1, and three interior sleeve pipe 2 plays the effect of triple locking to the doorframe, has further improved the locking effect of this spring bolt.

The bolt plate 1 is provided with a rack part 14, the length direction of the rack part 14 is consistent with that of the strip-shaped hole 13, and when the double plates are installed on a lock, parts of the lock can be meshed on the rack part 14, so that the bolt plate 1 is driven to slide on the lock.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a lock tongue, includes tie plate (1), and tie plate (1) mountable is on the tool to lock, its characterized in that, fixedly on tie plate (1) be provided with interior sleeve pipe (2), fixedly on interior sleeve pipe (2) be provided with outer tube (3), and interior sleeve pipe (2) are established to outer tube (3) cover.

2. A bolt according to claim 1, characterised in that the inner sleeve (2) is of cylindrical overall construction, the bolt plate (1) having a first connecting plate (11), the inner sleeve (2) fitting over the first connecting plate (11).

3. The lock tongue according to claim 2, wherein the first connecting plate (11) is fixedly provided with a second connecting plate (4), the inner sleeve (2) is further sleeved on the second connecting plate (4), and the overall cross section of the first connecting plate (11) and the second connecting plate (4) is cross-shaped.

4. A bolt according to claim 3, characterised in that the first web (11) is in abutment with the inner wall of the inner sleeve (2) on each side and the second web (4) is in abutment with the inner wall of the inner sleeve (2) on each side.

5. The lock tongue as claimed in claim 3 or 4, wherein the second connecting plate (4) is provided with a slot (41), and the first connecting plate (11) is inserted into the slot (41).

6. The lock tongue as claimed in claim 5, wherein the first connecting plate (11) is provided with a connecting hole (12), the connecting member (5) is arranged in the connecting hole (12) in a penetrating manner, the second connecting plate (4) is provided with a clamping groove (42), the clamping groove (42) is positioned in the slot (41), and the connecting member (5) is arranged in the clamping groove (42).

7. A bolt according to claim 1, characterised in that the inner sleeve (2) is formed by high speed punch continuous die drawing.

8. A bolt according to claim 1, characterised in that the outer casing (3) is formed by continuous die drawing from a high speed press.

9. A bolt according to claim 1, characterised in that there are three inner sleeves (2), and that the three inner sleeves (2) are arranged side by side on the bolt plate (1).

10. The lock tongue as claimed in claim 1 or 9, wherein the bolt plate (1) is provided with a strip-shaped hole (13), and the length direction of the strip-shaped hole (13) is consistent with the length direction of the inner sleeve (2).