阅读说明：本技术 大型罐体用防盗盖 (Anti-theft cover for large tank ) 是由 潘淑霞 于 2021-01-29 设计创作，主要内容包括：本发明涉及一种大型罐体用防盗盖,包括铰接安装在大型罐体的罐口处的盖板、安装在盖板的面向大型罐体的内部的侧面上的锁定机构,大型罐体的靠近罐口的侧壁上设置有阻挡部,阻挡部的工作面朝向大型罐体的内部,锁定机构包括设置在盖板上的第一安装座和第二安装座、铰接安装在第一安装座上的控制杆以及铰接安装在第二安装座上的伸缩单元,控制杆上具有能够抵紧在阻挡部的工作面上的锁定端,控制杆与伸缩单元铰接安装,伸缩单元具有伸长状态和缩短状态,锁定机构具有锁定状态和解锁状态。该防盗盖采用盖板内部机械锁的结构,实现“暗锁”,锁紧力度大,适用于大型罐体,整体结构稳定,且成本低,可直接在现有大型罐体上进行改造安装,防盗效果好。(The invention relates to an anti-theft cover for a large-sized tank body, which comprises a cover plate and a locking mechanism, wherein the cover plate is hinged and installed at the tank opening of the large-sized tank body, the locking mechanism is installed on the side surface, facing the inside of the large-sized tank body, of the cover plate, a blocking part is arranged on the side wall, close to the tank opening, of the large-sized tank body, the working surface of the blocking part faces the inside of the large-sized tank body, the locking mechanism comprises a first installation seat and a second installation seat which are arranged on the cover plate, a control rod is hinged and installed on the first installation seat, and a telescopic unit is hinged and installed on the second installation seat, the control rod is provided with a locking end capable of abutting against the working surface of the blocking part, the control rod is hinged and installed with the telescopic. This theftproof lid adopts the structure of the inside mechanical lock of apron, realizes "built-in lock", and the locking dynamics is big, is applicable to large-scale jar of body, and overall structure is stable, and with low costs, can directly reform transform the installation on current large-scale jar of body, and it is effectual to prevent burglary.)

1. The anti-theft cover for the large-sized tank body is characterized by comprising a cover plate and a locking mechanism, wherein the cover plate is hinged to the tank opening of the large-sized tank body, the locking mechanism is installed on the side face, facing the inside of the large-sized tank body, of the cover plate, a blocking part is arranged on the side wall, close to the tank opening, of the large-sized tank body, the working face of the blocking part faces the inside of the large-sized tank body, the locking mechanism comprises a first installation seat and a second installation seat which are arranged on the cover plate, a control rod and a telescopic unit, the control rod is hinged to the first installation seat, the telescopic unit is hinged to the second installation seat, the control rod is provided with a locking end capable of abutting against the working face of the blocking part, the control rod is hinged to the telescopic unit, the telescopic unit is in an extending state and a shortening state, the locking mechanism is in a locking, the locking end abuts against the working surface of the blocking part, and the locking mechanism is in a locking state; when the telescopic unit is in a shortened state, the locking end is separated from the working surface of the blocking part, the projection of the control rod on the plane of the cover plate falls in the cover plate, and the locking mechanism is in an unlocked state.

2. The anti-theft cover for a large-sized tank body according to claim 1, wherein a stopper for preventing the cover plate from turning inside the large-sized tank body is provided on an inner wall of the large-sized tank body, and the cover plate abuts against the stopper when the locking mechanism is in the locked state.

3. The theft-proof cover for a large tank according to claim 1, wherein a control unit for controlling the expansion unit to switch between the expanded state and the contracted state is provided outside the large tank.

4. The anti-theft cover for a large-sized tank body according to claim 1, wherein the telescopic unit is a pneumatic telescopic rod or a hydraulic telescopic rod.

5. The anti-theft cover for large-sized tank bodies according to claim 1, wherein the control rod has a mounting hole in which a telescopically adjustable stem is disposed, and an end of the stem forms the locking end.

6. The anti-theft cover for a large-sized tank body according to claim 1, wherein a pad is provided at a working face of the blocking portion.

Technical Field

The invention relates to the technical field of safety and theft prevention of large-sized tank bodies, in particular to a theft prevention cover for a large-sized tank body.

Background

For some industrial materials or raw materials and the like, large-sized tank bodies are required to be used for containing, in the traditional technology, tank openings of the large-sized tank bodies are generally prevented from being stolen by using open locks, and the open locks are extremely easy to be opened for lawless persons who are engaged in theft, so that the materials in the large-sized tank bodies are stolen.

Disclosure of Invention

The invention aims to provide an anti-theft cover for a large tank body, which adopts a mechanical lock structure in a cover plate to realize the function of a built-in lock, has high locking force, is particularly suitable for the large tank body, has stable integral structure, is easy to control and has low cost.

In order to achieve the purpose, the invention provides the following technical scheme: an anti-theft cover for a large-scale tank body comprises a cover plate and a locking mechanism, wherein the cover plate is hinged to a tank opening of the large-scale tank body, the locking mechanism is installed on the side face, facing the inside of the large-scale tank body, of the cover plate, a blocking part is arranged on the side wall, close to the tank opening, of the large-scale tank body, the working face of the blocking part faces the inside of the large-scale tank body, the locking mechanism comprises a first installation seat and a second installation seat which are arranged on the cover plate, a control rod is hinged to the first installation seat, and a telescopic unit is hinged to the second installation seat, a locking end capable of abutting against the working face of the blocking part is arranged on the control rod, the control rod is hinged to the telescopic unit, the telescopic unit has an extension state and a shortening state, the locking mechanism has a locking state and an unlocking state, and when the telescopic, the locking end abuts against the working surface of the blocking part, and the locking mechanism is in a locking state; when the telescopic unit is in a shortened state, the locking end is separated from the working surface of the blocking part, the projection of the control rod on the plane of the cover plate falls in the cover plate, and the locking mechanism is in an unlocked state.

Optionally, a stopper for preventing the cover plate from turning over into the large tank body is arranged on the inner wall of the large tank body, and when the locking mechanism is in a locked state, the cover plate abuts against the stopper.

Optionally, a control unit for controlling the telescopic unit to switch between the extended state and the shortened state is arranged outside the large tank body.

Optionally, the telescopic unit is a pneumatic telescopic rod or a hydraulic telescopic rod.

Optionally, the control rod is provided with a mounting hole, a telescopic and adjustable ejector rod is arranged in the mounting hole, and the end of the ejector rod forms the locking end.

Optionally, a cushion block is arranged at the working surface of the blocking portion.

The invention has the beneficial effects that: the anti-theft cover for the large tank body adopts the structure of the mechanical lock in the cover plate, realizes the function of a built-in lock, has large locking force, is particularly suitable for the large tank body, has stable integral structure, easy control and low cost, can be directly transformed and installed on the existing large tank body, has low transformation cost and good anti-theft effect.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view (locked state) of the anti-theft cover for a large-sized can body of the present invention;

fig. 2 is a schematic structural view (unlocked state) of the anti-theft cover for a large-sized can body of the present invention.

Description of the drawings: 1-a large tank body, 2-a cover plate, 3-a blocking part, 4-a first mounting seat, 5-a second mounting seat, 6-a control rod, 7-a mandril and 8-a telescopic unit.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 and 2, the anti-theft cover for a large tank body of the present embodiment includes a cover plate 2 hinged to a tank opening of a large tank body 1, and a locking mechanism installed on a side surface of the cover plate 2 facing the inside of the large tank body 1, a blocking portion 3 is provided on a side wall of the large tank body 1 close to the tank opening, a working surface of the blocking portion 3 faces the inside of the large tank body 1, the locking mechanism includes a first mounting seat 4 and a second mounting seat 5 provided on the cover plate 2, a control rod 6 hinged to the first mounting seat 4, and a telescopic unit 8 hinged to the second mounting seat 5, the control rod 6 has a locking end capable of abutting against the working surface of the blocking portion 3, the control rod 6 is hinged to the telescopic unit 8, and the telescopic unit 8 has an extended state and a shortened state, the locking mechanism has a locking state and an unlocking state, when the telescopic unit 8 is in an extension state, the locking end abuts against the working surface of the blocking part 3, and the locking mechanism is in the locking state; when the telescopic unit 8 is in a shortened state, the locking end is separated from the working surface of the blocking part 3, the projection of the control rod 6 on the plane of the cover plate 2 falls in the cover plate 2, and the locking mechanism is in an unlocked state.

Wherein, more specifically, be provided with on the inner wall of the large-scale jar of body 1 and prevent the dog of apron 2 to the inside upset of the large-scale jar of body 1, when locking mechanical system is in the locking condition, apron 2 supports tightly on the dog, the outside of the large-scale jar of body 1 is provided with and is used for controlling telescopic unit 8 is at the control unit of extension state and shortening the switching between the state, telescopic unit 8 is pneumatic telescopic link or hydraulic telescopic link, the mounting hole has on the control lever 6, be provided with the ejector pin 7 that can stretch out and draw back the regulation in the mounting hole, the tip of ejector pin 7 forms the locking end, the working face department of barrier section 3 is provided with the cushion.

The locking mechanism of the structure of this design is located the inside of large-scale jar body 1, and the outside can just carry out the structure with locking mechanism through the controller, can't destroy locking mechanism's mechanical mechanism from the outside to effectively prevent burglary.

In conclusion, the anti-theft cover for the large-sized tank body adopts the structure of the mechanical lock in the cover plate, realizes the function of a built-in lock, has high locking force, is particularly suitable for the large-sized tank body, has stable integral structure, easy control and low cost, can be directly transformed and installed on the conventional large-sized tank body, and has low transformation cost and good anti-theft effect.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.