阅读说明：本技术 闭锁装置以及具有该闭锁装置的人防门 (Blocking device and closed guard gate with the blocking device ) 是由 陆曼青 于 2019-07-25 设计创作，主要内容包括：本发明公开了闭锁装置以及具有该闭锁装置的人防门,它包括驱动把手、第一推杆、第二推杆、第一导向套管、第二导向套管、若干锁销以及对应的锁销座,所述驱动把手通过驱动机构分别与所述第一推杆和第二推杆相连以驱使所述第一推杆和第二推杆向相反的方向做上下往复直线运动,所述第一推杆穿过第一导向套管,所述第二推杆穿过所述第二导向套管,所述第一推杆通过若干连杆连接若干锁销,所述第二推杆通过若干连杆连接若干锁销,所述若干连杆与若干锁销一一对应,所述锁销座安装在人防门的门框内,所述锁销同步插入或退出对应的锁销座。相比现有技术,本发明具有结构较为简单,检修方便的优点。(The invention discloses blocking device and with the closed guard gate of the blocking device, it includes driving handle, first push rod, second push rod, first guide sleeve, second guide sleeve, several lock pins and corresponding locking pin seat, the driving handle is connected with first push rod and the second push rod respectively by driving mechanism to drive first push rod and the second push rod to do up and down reciprocatingly move along a straight line in the opposite direction, first push rod passes through the first guide sleeve, second push rod passes through second guide sleeve, first push rod connects several lock pins by several connecting rods, second push rod connects several lock pins by several connecting rods, several connecting rods and several lock pins correspond, the locking pin seat is mounted in the doorframe of closed guard gate, corresponding locking pin seat is exited in the synchronous insertion of the lock pin.Compared with prior art, the present invention has structure relatively simple, overhauls convenient advantage.)

1. blocking device, which is characterized in that led including driving handle, the first push rod, the second push rod, the first guide sleeve, second To casing, several lock pins and corresponding locking pin seat, the driving handle by driving mechanism respectively with first push rod and Second push rod is connected to drive first push rod and the second push rod to do up and down reciprocatingly move along a straight line in the opposite direction, and described the One push rod passes through the first guide sleeve, and second push rod passes through second guide sleeve, and first push rod passes through several Connecting rod connects several lock pins, and second push rod connects several lock pins, several connecting rods and several lock pins by several connecting rods It corresponds, the locking pin seat is mounted in the doorframe of closed guard gate, and the lock pin is synchronous to be inserted into or exit corresponding locking pin seat.

2. blocking device according to claim 1, it is characterised in that: the driving mechanism include groove cam, roller and Follower lever, the groove cam are arranged the root for being mounted on the driving handle, and the lower end of first push rod is against described recessed The surface of grooved cam, the roller slip are located in the groove of the groove cam, one end of the follower lever and the roller It is connected, the other end and second push rod are hinged.

3. blocking device according to claim 2, it is characterised in that: the groove cam is coaxially set with the driving handle It sets.

4. blocking device according to claim 1, it is characterised in that: several lock pins difference of the driving handle upper and lower sides It is arranged by preset distance interval.

5. blocking device according to claim 1, it is characterised in that: it is described driving handle on the upside of lock pin quantity with it is described Drive the lock pin quantity on the downside of handle equal.

6. blocking device according to claim 1, it is characterised in that: it further include several third guide sleeves, it is described several Lock pin passes through several third guide sleeves, and several third guide sleeves and several lock pins correspond.

7. closed guard gate, it is characterised in that: including with blocking device as claimed in any one of claims 1 to 6.

Technical field

The present invention relates to closed guard gate's technical fields, and in particular to blocking device and the closed guard gate with the blocking device.

Background technique

Closed guard gate is exactly the door of people's protection works entrance, is that government mobilizes and organize the masses, takes anti-air strike, combat a natural disaster Disaster Relief Measures implement rescue action, prevention and the activity for mitigating disaster harm.Closed guard gate is to belong to civil defence safeguard.People's air defense The generally hard steel material of door is constituted, and has the function of certain shockproof wave and effective guarantee can people's air defense space interior Safety and stability.

People's air defense door latch apparatus be closed guard gate resist explosion wave overbottom pressure main structure, be guarantee closed guard gate by The most important component of closed guard gate's sealing function is also able to maintain when to remainder pressure of shock wave.The closedown structure of existing closed guard gate is more multiple Miscellaneous, maintenance is inconvenient.Therefore, it is necessary to propose a kind of new technical solution.

Summary of the invention

The present invention proposes blocking device and the closed guard gate with the blocking device, solve structure of the existing technology compared with For complexity, inconvenient problem is overhauled.

To achieve the goals above, the technical scheme of the present invention is realized as follows: blocking device, including driving handle, First push rod, the second push rod, the first guide sleeve, the second guide sleeve, several lock pins and corresponding locking pin seat, the driving Handle is connected with first push rod and the second push rod respectively by driving mechanism to drive first push rod and the second push rod It does and up and down reciprocatingly moves along a straight line in the opposite direction, first push rod passes through the first guide sleeve, and second push rod passes through Second guide sleeve, first push rod connect several lock pins by several connecting rods, if second push rod passes through involvement Bar connects several lock pins, and several connecting rods and several lock pins correspond, and the locking pin seat is mounted in the doorframe of closed guard gate, Corresponding locking pin seat is exited in the synchronous insertion of the lock pin.

Preferably, the driving mechanism includes groove cam, roller and follower lever, and the groove cam, which is arranged, is mounted on institute The root of driving handle is stated, the lower end of first push rod is against the surface of the groove cam, and the roller slip is located at institute In the groove for stating groove cam, one end of the follower lever is connected with the roller, and the other end and second push rod are hinged.

Preferably, the groove cam and the driving handle are coaxially disposed.

Preferably, several lock pins of the driving handle upper and lower sides press the setting of preset distance interval respectively.

Preferably, the lock pin quantity on the upside of the driving handle is equal with the lock pin quantity on the downside of the driving handle.

It preferably, further include several third guide sleeves, several lock pins pass through several third guide sleeves, and Several third guide sleeves and several lock pins correspond.

The invention also provides closed guard gates, including with blocking device as described above.

Compared with prior art, the present invention has an advantage that blocking device proposed by the present invention when in use, and rotation is driven Dynamic handle, driving handle transmit the force to the first push rod and the second push rod, drive first push rod and the second push rod to opposite Direction do and up and down reciprocatingly move along a straight line, the lock pin of first push rod and the second push rod just synchronous insertion or exits corresponding lock Key seat completes locking and unlocking work, and entire blocking device structure is relatively simple, facilitates the maintenance in later period.The present invention also proposes A kind of closed guard gate with the blocking device.Compared with prior art, the present invention has structure relatively simple, and maintenance is convenient excellent Point.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of blocking device proposed by the present invention.

In figure: 1-driving handle, the 2-the first push rod, the 3-the second push rod, the 4-the first guide sleeve, the 5-the second guiding Casing, 6-lock pins, 7-locking pin seats, 8-driving mechanisms, 9-connecting rods, 10-third guide sleeves, 81-groove cams, 82- Follower lever.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor Embodiment shall fall within the protection scope of the present invention.

As shown in FIG. 1, FIG. 1 is the structural schematic diagrams of blocking device proposed by the present invention.

Blocking device proposed by the present invention, including driving handle 1, the first push rod 2, the second push rod 3, the first guide sleeve 4, Second guide sleeve 5, several lock pins 6 and corresponding locking pin seat 7, driving handle 1 by driving mechanism 8 respectively with the first push rod 2 are connected to drive the first push rod 2 and the second push rod 3 to do up and down reciprocatingly move along a straight line in the opposite direction with the second push rod 3, and first Push rod 2 is arranged in parallel with the second push rod 3, and the first push rod 2 is located at 1 top of driving handle, and the second push rod 3 is located under driving handle 1 Side.Driving mechanism 8 includes groove cam 81, roller and follower lever 82, and groove cam 81 is arranged the root for being mounted on driving handle 1 Portion, the lower end of the first push rod 2 are against the surface of groove cam 81, and roller slip is located in the groove of groove cam 81, follower lever 82 one end is connected with roller, and the other end and the second push rod 3 are hinged.Rotate driving handle 1 in this way, groove cam 81 turn therewith Dynamic, realization lifting is moved along the surface of groove cam 81 in the lower end of the first push rod 2, and the upper end of the second push rod 3 is convex along groove Lifting is realized in groove movement on wheel 81, when the first push rod 2 rises, the decline of the second push rod 3, and when the decline of the first push rod 2, second Push rod 3 rises, and the direction of motion of the two remains opposite.

As shown in Figure 1, the first push rod 2 pass through the first guide sleeve 4, the second push rod 3 pass through the second guide sleeve 5, first Guide sleeve 4 and the second guide sleeve 5 are vertically arranged, and both play the role of guiding, guarantee that the first push rod 2 and second pushes away Bar 3 moves along the vertical direction always.First push rod 2 connects several lock pins 6 by several connecting rods 9, if the second push rod 3 passes through involvement Bar 9 connects several lock pins 6, and several connecting rods 9 are corresponded with several lock pins 6, and locking pin seat 7 is mounted in the doorframe of closed guard gate, is locked Corresponding locking pin seat 7 is exited in the synchronous insertion of pin 6.Lock pin 6 is synchronous to be inserted into corresponding locking pin seat 7, and locking work has been achieved, has locked Pin 6, which synchronizes, exits corresponding locking pin seat 7, and the work unlocked or unlocked has been achieved.

As shown in Figure 1, groove cam 81 and driving handle 1 are coaxially disposed.Ensure the first push rod 2 and the second push rod 3 in this way It not will receive unbalanced active force and lock pin 6 occur and moves out of step conditions, guarantee that locking and unlocking operation are normally carried out.

As shown in Figure 1, several lock pins 6 of driving 1 upper and lower sides of handle are arranged by preset distance interval respectively.Drive handle 1 6 quantity of lock pin of upside is equal with 6 quantity of lock pin of 1 downside of driving handle.In this way after locking, when safety door is impacted, The active force that is subject to of two sides is equal up and down for doorframe, will not because of occur certain side by active force is excessive and feelings that safety door is toppled over Condition.

As shown in Figure 1, further including several third guide sleeves 10, several lock pins 6 pass through several third guide sleeves 10, and Several third guide sleeves 10 are corresponded with several lock pins 6.

The invention also provides closed guard gates, including having such as above-mentioned blocking device.

The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.