CN2227147Y - Three-dimension anti-theft manhole cover with high-intensity multi-check - Google Patents
Three-dimension anti-theft manhole cover with high-intensity multi-check Download PDFInfo
- Publication number
- CN2227147Y CN2227147Y CN 95210773 CN95210773U CN2227147Y CN 2227147 Y CN2227147 Y CN 2227147Y CN 95210773 CN95210773 CN 95210773 CN 95210773 U CN95210773 U CN 95210773U CN 2227147 Y CN2227147 Y CN 2227147Y
- Authority
- CN
- China
- Prior art keywords
- well lid
- manhole cover
- lock
- built
- cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- PYLLWONICXJARP-UHFFFAOYSA-N manganese silicon Chemical compound [Si].[Mn] PYLLWONICXJARP-UHFFFAOYSA-N 0.000 abstract description 7
- 206010039203 Road traffic accident Diseases 0.000 abstract description 4
- 239000002131 composite material Substances 0.000 abstract description 4
- 229910001018 Cast iron Inorganic materials 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000003245 coal Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910001060 Gray iron Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model provides a three-dimension anti-theft manhole cover with high-intensity multiple conflicting heads, which is composed of a manhole ring, a composite manhole cover, a digital built-in lock and a multifunction key. The manhole cover is made of 25 manganese-silicon and cast-iron composite materials, and the digital lock is installed on a z shaft below the manhole cover. The both ends of an X shaft and a Y shaft are provided with a plurality of conflicting heads, thus forming a cryptomorphic three-dimension anti-theft measure. A locking chip shape and location transformation are used for opening the manhole cover, and keys which have five series and are suitable for opening 60 manhole covers are provided. The utility model is a manhole cover which is suitable for underground facilities such as overground water, underground water, telecommunication, electric force and coal gases, etc. The utility model not only protects the safety of underground measures but also avoids traffic accidents caused by missing, moving and turning the manhole cover.
Description
The utility model relates to and a kind ofly prevents that well lid from losing and underground installation destroys and avoid the device of " the three-dimensional anti-stealing manhole cover of high strength multipacting head " of unexpected traffic accident.It is applicable to the well lid of Shang Shui, Xia Shui, natural gas, coal gas, telecommunication, electric power underground installation.
Present well lid majority is non-anti-theft, even there is anti-theft device also to have a lot of shortcoming and defect: the structure of (one) lock is too simple, is opened by other instruments of human easily; (2) burglary-resisting system that has adopts chain to be connected with walling crib, though well lid is difficult for having lost, underground installation is lost in the same old way or destroyed, and simultaneously, renovates, Cancellation Missed, displacement be also less than solution, causes traffic accident easily like this; (3) though well lid itself has been taked the measure of gaining in strength, as nodular cast iron etc., it is unsatisfactory to find that in use intensity increases, same damaged easily, influences result of use.
The purpose of this utility model is to provide a kind of high strength multipacting head three-dimensional anti-stealing manhole cover, it is by a plurality of the meeting and discussing on x axle below well lid and y axle and the extended line, securely pattern manhole cover lock on walling crib, the z axle is provided with digital built-in lock simultaneously, control each and meet and discuss, formed the stealthy three-dimensional anti-theft measure of all directions.And design can be opened the private key of the digital built-in lock that the z axle is installed below the well lid.
The purpose of this utility model is achieved in that the three-dimensional anti-stealing manhole cover of high strength multipacting head is selected the HT15-33 grey cast-iron for use when casting be raw material, and under well lid, be furnished with the high 25MnSi screw-thread steel of tensile strength in the rib of ring-like and intersecting parallels, form a kind of composite drain cover.Well lid is the combination bending component of a groined type, top pressure zone utilizes the high feature of cast iron compressive strength, below the tensile region utilize the high characteristics of 25MnSi screw-thread steel tensile strength, resist external load jointly, give full play to the performance of two kinds of materials, improved well lid intensity.On the x axle and y axle and their extended line of the utility model below well lid, a plurality of meeting and discussing is installed, securely pattern manhole cover lock on well figure, on the z at well lid center axle, be provided with digital built-in lock, controlling each meets and discusses, form the stealthy three-dimensional anti-theft measure of all directions, and the design multifunctional digital private key that has 60 well lids of 5 series of adapted to open, can open the digital built-in lock that the z axle is installed below the well lid smoothly; The device of the three-dimensional anti-stealing manhole cover of high strength multipacting head is made up of three parts: (one) well lid partly is made up of: walling crib, composite drain cover, ring-like and intersecting parallels rib, afterburning muscle, φ 14mm25MnSi screw-thread steel; (2) safe antitheft partly by: meet and discuss, digital built-in lock, rotating cap, core sheet, long studding, cover plate, adjustment nut, fine adjustment screw form; (3) opening section by: location hole, dog screw, locating hole, location bidding quotation, check snap ring, adjust screw, very heavy, key bar is formed the multifunctional digital private key.
Owing to adopt such scheme, can make the device of the three-dimensional anti-stealing manhole cover of high strength multipacting head, can prevent the destruction that well lid is lost and underground installation is artificial, can avoid again simultaneously because of well lid displacement, renovate, the generation of Cancellation Missed, the damaged unexpected traffic accident that causes.
The purpose of this utility model is finished as follows: walling crib (1), well lid (2) are to form with HT15-33 grey cast-iron cast, and being furnished with tensile strength in annular and the groined type rib (6) below during well lid (2) casting is 3400Kg/cm
2φ 14mm25 manganese silicon (25MnSi) screw-thread steel (7); Circular outer rim is made 12 mark marks that height is identical with non-slipping block above the well lid (2), as the mark of a series in the secret signal of digital phase-locking and A, B, C, D, five series of E; Below well lid (2), install on x axle and the y axle meet and discuss (3) and the position of z number of axle word built-in lock (4) on cast boss, and dig the plane, according to meeting and discussing (3) and the opposite position in digital built-in lock (4) flange hole, break half hole screw tap mantle fiber, each meet and discuss (3) and built-in lock (4) with four M12 studdings and fixed by nut, each (3) afterbody circular hole of meeting and discussing is being fastened with the thin chain of steel (5) and is being connected with rotating cap (8) on the digital built-in lock (4).
Meet and discuss (3) be to form with (GB699-65) φ 20mm45 round steel car system, the seat of meeting and discussing is with (GB706-76) A
3B=8mm steel plate and d=30mm thick-walled pipe weldering knot and machine form, and be furnished with the φ of pipe 1.2mm, the 65Mn steel wire is made the d=20mm spring; Built-in lock (4) (GB706-76) A
3Thick B=8mm steel plate is done the seat of the built-in lock (4) that flange d=60mm pipe-welding machine processes, on flange, make a call to four φ 6 holes again, four long studdings of M6 (11) are put in the hole, each long studding (11) root is put into one and is adjusted nut (13), again core sheet (9) is installed on four long studdings (11) in order, adjusting nut (13) with four is fixed on the long studding (11), according to the secret signal numeral above the well lid (2), adjust nut (13) for eight that adjust on 4 long studdings (11), fix after making core sheet (9) aim at the position of numeral above the well lid (2), load onto cover plate (12) with adjusting nut (13) fixing, again rotating cap (8) is installed on the cover plate (12), be connected with cover plate (12) with 8 fine adjustment screws (14), note making rotating cap (8) placed in the middle, can freely rotate.
Very heavy (22) of multifunctional digital private key (15) and key bar (24) (GB699-65) No. 45 steel, other is (GB706-76) A
3Steel are made.Elder generation is with 45=round steel one end wide teeth groove (23) three roads of the dark 4mm of lathe car system 8mm of φ 25mm, spacing is 10mm, use the two sides of milling machine mill off key bar (24) respectively to be 7.5mm again, and all sidecars of the other end go 7,5mm, make a call to a φ 5mm hole on the top handle is installed, get the locating hole (19) of double each 6 φ 5mm at the middle part, corresponding therewith double each 6 number of beating are located bidding quotations (18), positioning tube (16) middle part punching mantle fiber installing and locating screw (17), the check wheel is milled in the bottom, and positioning tube (16) is installed on the key bar (24), and is fixing with dog screw (17), again check snap ring (20) is enclosed within on the check wheel of positioning tube (16) bottom, adjust screw (21) location with 8 it can freely be rotated, very heavy (22) are installed at last, the check snap ring can only directedly be rotated.When opening well lid (2) if desired, loosening the dog screw (17) on the multifunctional digital key (15), see how many secret signals above the well lid is, with the pointer running fix tube (16) on the positioning tube (16), upward numeral is identical with the secret signal on the well lid (2) to make it aim at location bidding quotation (18) then.Screwed in place screw (17) again rotates check snap ring (20), two outstanding squares is put into make in well lid (2) the center slot (10) that check snap ring (20) is fixing can not to be become flexible.At this moment be rotated counterclockwise multifunctional digital key bar (24) (if key and well lid numeral are not right, key bar under the effect of core sheet (9) (24) can't rotate, and key (15) series is not right in addition, inserts and does not advance in the digital built-in lock (4)).The lower end driven rotary top cover (8) of key bar (24), and rotating cap (8) side is by the meet and discuss thin chain of steel (5) of (3) of four of screw, at this moment by the stressed tension gradually of the thin chain of steel (5), make four meet and discuss (3) along with stressed pressuring spring, make meet and discuss (3) leave the filler ring of walling crib (1), at this moment the operator mentions with conventional hadle well lid (2) and places on one side.After underground work finishes, well lid (2) is put on the walling crib (1), with the other end of hand very heavy (22), make the spring of very heavy (22) inoperative, very heavy (22) have left the check wheel of positioning tube (16), and at this moment under the common reaction of four (3) springs of meeting and discussing, all set back.Well lid (2) is locked in again on the walling crib (1) firmly.
The utility model because digital built-in lock (4) and four meet and discuss (3) be located at well lid (2) below, be distributed in all directions and form the invisible antitheft measure, must aim at secret signal with the multifunctional digital private key could open, others does not get the trick is to open, so play the safe antitheft effect securely.12 marks above the well lid (2) and A, B, C, D, the non-special staff of five English alphabets of E do not understand what it means in addition, have further played safety effect.
The description of the drawings:
Fig. 1 is the utility model upward view
Fig. 2 is the utility model A-A sectional view
Fig. 3 is the utility model B-B sectional view
Fig. 4 is the utility model numeral built-in lock assembly drawing
Fig. 5 is the utility model multifunctional digital private key assembly drawing
Fig. 6 is the utility model multifunctional digital private key locating hole and location bidding quotation drawing of site
To be well lid (2) be locked in situation on walling crib (1) filler ring by meet and discuss (3) to Fig. 1 Fig. 2, meets and discusses and occupy all directions for four as can be seen, do not have the multifunctional digital private key to open away from digital built-in lock.
Fig. 3 is that ring-like and intersecting parallels helps the position of being furnished with the afterburning muscle of 25MnSi (7) in (6) below the well lid (2), this is the high feature of screw-thread steel tensile strength of utilizing cast iron compressive strength height and 25MnSi, and bringing into play its material behavior jointly is to improve well lid (2) intensity measure.
The core sheet (9) of Fig. 4 numeral built-in lock (4) can be adjusted the degree of safety that mobile core sheet (9) increases digital built-in lock (4) up and down by long studding (11) and adjustment nut (13).
Fig. 5 Fig. 6 multifunctional digital private key (15) is adjusted the needs that the key bar upper-lower position adapts to digital built-in lock (4) by positioning tube (16) and dog screw (17), and other instrument does not adapt to.So this has just more increased well lid (2) degree of safety.
Claims (3)
1. the three-dimensional anti-stealing manhole cover of high strength multipacting head, it comprises walling crib, composite drain cover, digital built-in lock, a plurality ofly meet and discuss, the multifunctional digital private key, it is characterized in that: well lid is formed by 25 manganese silicon and HT15-33 iron casting, form a kind of high-intensity composite drain cover, below well lid on x axle and y axle and their extended line, a plurality of meeting and discussing is installed, securely pattern manhole cover lock on walling crib, on the z axle of well lid center digital built-in lock is housed, control each and meet and discuss, form stealthy three-dimensional anti-theft measure.Numeral built-in lock (4) is formed, and is furnished with multifunctional digital private key (15) by rotating cap (8), core sheet (9), adjustment nut (13), long studding (11), cover plate (12), fine adjustment screw (14).
2. by the three-dimensional anti-stealing manhole cover of the described high strength multipacting of claim 1 head, it is characterized in that: circular outer rim is made A, B, C, D, five English alphabets of E and 12 number sign marks above the composite drain cover (2), be the series of well lid (2) and the secret signal of numeral, expression well lid (2) is which numeral that belongs to that series is opened, series on the multifunctional digital private key (15) is corresponding with well lid (2) numeral with number designation, could open well lid.
3. described by letter of authorization requirement 1, the three-dimensional anti-stealing manhole cover of high strength multipacting head, it is characterized in that: multifunctional digital private key (15), form by positioning tube (16), dog screw (17), locating hole (19), location bidding quotation (18), check snap ring (20), adjustment screw (21), very heavy (22), key bar (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95210773 CN2227147Y (en) | 1995-05-07 | 1995-05-07 | Three-dimension anti-theft manhole cover with high-intensity multi-check |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95210773 CN2227147Y (en) | 1995-05-07 | 1995-05-07 | Three-dimension anti-theft manhole cover with high-intensity multi-check |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2227147Y true CN2227147Y (en) | 1996-05-15 |
Family
ID=33861405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95210773 Expired - Fee Related CN2227147Y (en) | 1995-05-07 | 1995-05-07 | Three-dimension anti-theft manhole cover with high-intensity multi-check |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2227147Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179407A (en) * | 2013-05-24 | 2014-12-03 | 唐泉涌 | Antitheft well cover lock |
| CN107687184A (en) * | 2017-09-01 | 2018-02-13 | 盐城三山道路设施有限公司 | A kind of combined type ventilation well lid and its installation method |
-
1995
- 1995-05-07 CN CN 95210773 patent/CN2227147Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104179407A (en) * | 2013-05-24 | 2014-12-03 | 唐泉涌 | Antitheft well cover lock |
| CN107687184A (en) * | 2017-09-01 | 2018-02-13 | 盐城三山道路设施有限公司 | A kind of combined type ventilation well lid and its installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |