CN207419537U

CN207419537U - A kind of manhole cover opener

Info

Publication number: CN207419537U
Application number: CN201721459793.9U
Authority: CN
Inventors: 葛飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-03
Filing date: 2017-11-03
Publication date: 2018-05-29
Anticipated expiration: 2027-11-03

Abstract

The utility model discloses a kind of manhole cover openers, and including handle, the pull rod being connected on handle, the hook for being arranged on the pull rod lower end, key is：Spring and rotating member are socketed on the shaft of the pull rod, the outer profile of the rotating member is in multi-edge column-shaped, the manhole cover opener realizes the unlock of well lid lockable mechanism and upper lock control under the rotation of handle as pull rod does synchronous circular motion, when well lid unlocks, the rotating member is moved up and down with bouncing along the pull rod for well lid, baffle is provided on the pull rod, the spring is connected between the rotating member and the baffle.Its effect is：Unique structure, it is vdiverse in function, unlock has fully been merged, has hooked and takes and the multiple functions such as elastic barrier, can be good at applying on automatic upspring type well lid, use is time saving and energy saving, facilitates the needs of municipal personnel's everyday devices inspection.

Description

A kind of manhole cover opener

Technical field

The utility model is related to a kind of urban operating mechanism maintained equipments, and in particular to a kind of manhole cover opener.

Background technology

It is also higher and higher to the maintenance work requirement of urban operating mechanism with the increasingly quickening of urban construction process.Electric power leads to The facilities such as news, draining are almost all disposed within below urban road, in each key node by setting inspection shaft to carry out municipal administration The examination and maintenance of facility.

The well head of inspection shaft usually all be using well lid cover, traditional well lid open up mostly there are one through hole, it is necessary to open When, directly goed deep into well lid through hole by easily linking up with, by manually hook being pulled to be drawn up well lid, in use, comparing Difficultly, for the municipal personnel of daily large area inspection, use is extremely inconvenient.

To solve the above-mentioned problems, someone proposes improvement project to inspection well cover in the industry, by inspection shaft be placed on pedestal it Between spring and locking mechanism are set, when needing open manhole cover, open locking mechanism, spring automatically bounces well lid, but it is deposited In following defect：

(1) open air is subject to rainwater immersion, and exists at any time on road surface and artificially trample and cal rolling, traditional lock It is shorter to determine mechanism service life；

(2) traditional opener is all that single unlock or hook take function mostly, and in the moment of unlock, spring bounces well Lid easily accidentally injures operating personnel.

Utility model content

To solve the above-mentioned problems, the utility model provides a kind of manhole cover opener, mainly for the well lid bounced automatically, By setting specific purpose tool, unlock needs were not only met, but also can realize that the hook of well lid takes, moreover it is possible in the moment that well lid bounces to operation Personnel play a protective role.

To achieve these goals, specific technical solution is as follows used by the utility model：

A kind of manhole cover opener including handle (1), the pull rod (2) being connected on handle (1), is arranged on the pull rod (2) The hook (3) of lower end, key is：It is socketed with spring (4) and rotating member (5) on the shaft of the pull rod (2), described turn The outer profile of moving part (5) is in multi-edge column-shaped, which transports under the rotation of handle (1) as pull rod (2) does synchronous circumference The dynamic unlock for realizing well lid lockable mechanism and upper lock control, when well lid unlocks, the rotating member (5) bounces edge with well lid It the pull rod (2) to move up and down, baffle (6) is provided on the pull rod (2), the spring (4) is connected to the rotating member (5) between the baffle (6).

Further, the upper end of the pull rod (2) is in T shape after being connected with the handle (1).

Further, the lower end of the pull rod (2) is integrally molded so as L-type with the hook (3).

Further, the outer profile of the rotating member (5) is in triangular prism-shaped or six prismatics.

Further, the shaft of the pull rod (2) is in multi-edge column-shaped, the axial centre of the rotating member (5) offer with The through hole that pull rod (2) shaft is adapted.

Further, limiting slot (7) is provided in the axial direction on the shaft of the pull rod (2), is set on the rotating member (5) There is bolt (8), which passes through the side wall of the rotating member (5) and stretch into the limiting slot (7).

Further, the both ends of the spring (4) are separately fixed on the rotating member (5) and the baffle (6).

Further, the handle (1) is threadedly coupled with the pull rod (2).

Further, the length of the hook (3) is 3~5cm.

Further, the length of the rotating member (5) be 3~5cm, dead weight state, the lower end of rotating member (5) with it is described The vertical separation for linking up with (3) is 2~4cm.

The remarkable result of the utility model is：

The utility model unique structure, it is vdiverse in function, unlock has fully been merged, has hooked and takes and a variety of work(such as elastic barrier Can, it can be good at applying on automatic upspring type well lid, use is time saving and energy saving, facilitates municipal personnel's everyday devices inspection It needs.

Description of the drawings

Fig. 1 is the mounting structure schematic diagram of the utility model；

Fig. 2 is the structure diagram of the utility model application；

Fig. 3 is the sectional view of Fig. 2.

Specific embodiment

In order to make the technical problems to be solved in the utility model, technical solution and advantage clearer, below in conjunction with attached Figure and specific embodiment are described in detail.

As shown in Figure 1, the present embodiment provides a kind of manhole cover opener, including handle 1, the pull rod being connected on handle 12, The hook 3 of 2 lower end of pull rod is arranged on, spring 4 and rotating member 5, the rotating member are socketed on the shaft of the pull rod 2 5 outer profile is in multi-edge column-shaped, which realizes pattern manhole cover lock under the rotation of handle 1 as pull rod 2 does synchronous circular motion The unlock of locking mechanism and upper lock control, when well lid unlocks, the rotating member 5 is bounced with well lid along on the pull rod 2 Lower movement is provided with baffle 6 on the pull rod 2, and the spring 4 is connected between the rotating member 5 and the baffle 6.

In the specific implementation, the upper end of the pull rod 2 is in T shape after being connected with the handle 1, and it is convenient so to hold, just In rotation stress, the lower end of the pull rod 2 is integrally molded so as L-type with the hook 3, so takes well lid convenient for hooking.

In order to which stress is convenient, the outer profile of rotating member 5 is in triangular prism-shaped or six prismatics, when it is implemented, generally use Six prismatics can set the rotary clamping disk with interior hexagonal on such well lid, be coordinated by rotating member 5 with it, rotational handle 1 Rotary clamping disk can be driven, realizes well lid unlock.

As a kind of embodiment, in order to ensure rotating member 5 can be rotated with pull rod 2 and on pull rod 2 on move down Dynamic, in multi-edge column-shaped, the axial centre of the rotating member 5 is offered to be adapted the shaft of the pull rod 2 with 2 shaft of pull rod Through hole, so design, rotating member 5 is directly set on pull rod 2, and the binding face for passing through more prismatics realizes circumferencial direction stress.

As another embodiment, limiting slot 7 is provided in the axial direction on the shaft of the pull rod 2, on the rotating member 5 Bolt 8 is provided with, which passes through the side wall of the rotating member 5 and stretch into the limiting slot 7.Thus since, rotating member 5 When needing to move up and down, bolt 8 can move up and down in limiting slot 7, can be by bolt 8 with turn when pull rod 2 rotates Moving part 5 rotates.

In order to easy to connect, the both ends of the spring 4 are separately fixed on the rotating member 5 and the baffle 6, the hand Handle 1 is threadedly coupled with the pull rod 2.

It hangs and takes for convenience, the length of the hook 3 is 3~5cm, and the length of the rotating member 5 is 3~5cm, is being conducted oneself with dignity The vertical separation of state, the lower end of rotating member 5 and the hook 3 is 2~4cm.It so designs, convenient for being directed to non-locking situation Well lid uses, and without using rotating member 5, also can directly be moved with 3 dragging well lid of hook.

In the specific implementation, as shown in Figures 2 and 3, this well lid includes 9 He of upper cover plate to the application of the utility model Turntable 10 is flexibly connected, flexible connection turntable 10 is provided centrally with the rotation interface 11 of interior hexagonal, the rotating member 5 is facilitated to be clamped And its rotation is driven, the edge of flexible connection turntable 10 is provided with the lug of clamping well lid pedestal, in flexible connection turntable 10 Straight slot is offered on one of side of the rotation interface at center, the hook 3 is facilitated to stretch into, when needing open manhole cover, profit With the manhole cover opener of the utility model, hook 3 is extend into the lower end for being flexibly connected turntable 10 by straight slot, rotating member 5 blocks It is connected on and rotates on interface, by handle 1 and pull rod 2 rotating member 5 is driven to rotate so that is described to be flexibly connected the convex of turntable 10 Ear is exited in the card interface on well lid pedestal, is bounced well lid using the spring between pedestal and upper cover plate 9.It is bounced in well lid Moment, rotating member 5 can be played the effect of buffering, reduced operating personnel not while movement with the spring 4 on pushing drawing rod 2 Suitable sense, after well lid bounces, extraction pull rod 2 can easily be dragged well lid using hook 3, very easy to use.

Finally it should be noted that foregoing description is the preferred embodiment of the utility model, the ordinary skill people of this field Member on the premise of without prejudice to the utility model aims and claim, can make a variety of under the enlightenment of the utility model Similar expression, such conversion are each fallen within the scope of protection of the utility model.

Claims

1. a kind of manhole cover opener including handle (1), the pull rod (2) being connected on handle (1), is arranged under the pull rod (2) The hook (3) at end, it is characterised in that：Spring (4) and rotating member (5), the rotation are socketed on the shaft of the pull rod (2) The outer profile of part (5) is in multi-edge column-shaped, and the rotating member (5) is under the rotation of handle (1) as pull rod (2) does synchronous circular motion Realize well lid lockable mechanism unlock and upper lock control, when well lid unlocks, the rotating member (5) with well lid bounce along The pull rod (2) moves up and down, and baffle (6) is provided on the pull rod (2), and the spring (4) is connected to the rotating member (5) Between the baffle (6).

2. manhole cover opener according to claim 1, it is characterised in that：The upper end of the pull rod (2) and the handle (1) It is in T shape after being connected.

3. manhole cover opener according to claim 1, it is characterised in that：The lower end of the pull rod (2) and the hook (3) It is integrally molded so as L-type.

4. manhole cover opener according to claim 1, it is characterised in that：The outer profile of the rotating member (5) is in triangular prism Type or six prismatics.

5. according to any manhole cover openers of claim 1-4, it is characterised in that：The shaft of the pull rod (2) is in more ribs Cylindricality, the axial centre of the rotating member (5) offer the through hole being adapted with the pull rod (2) shaft.

6. according to any manhole cover openers of claim 1-4, it is characterised in that：Along axis on the shaft of the pull rod (2) To limiting slot (7) is offered, bolt (8) is provided on the rotating member (5), which passes through the side of the rotating member (5) Wall is simultaneously stretched into the limiting slot (7).

7. manhole cover opener according to claim 6, it is characterised in that：The both ends of the spring (4) are separately fixed at institute It states on rotating member (5) and the baffle (6).

8. manhole cover opener according to claim 1, it is characterised in that：The handle (1) connects with the pull rod (2) screw thread It connects.

9. manhole cover opener according to claim 1, it is characterised in that：The length of the hook (3) is 3~5cm.

10. manhole cover opener according to claim 1, it is characterised in that：The length of the rotating member (5) is 3~5cm, In dead weight state, the vertical separation of the lower end of rotating member (5) and the hook (3) is 2~4cm.