CN204139785U - Mechanical compression sensing locking safeties - Google Patents
Mechanical compression sensing locking safeties Download PDFInfo
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- CN204139785U CN204139785U CN201420568554.7U CN201420568554U CN204139785U CN 204139785 U CN204139785 U CN 204139785U CN 201420568554 U CN201420568554 U CN 201420568554U CN 204139785 U CN204139785 U CN 204139785U
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- mechanical compression
- compression sensing
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- fairlead
- hole
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- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The utility model discloses a kind of mechanical compression sensing locking safeties, comprise an inductive head, a locking mechanism and a fairlead; Described fairlead two ends form the pilot hole of a correspondence respectively, and a bolt rod is inserted in described fairlead by described pilot hole; Described inductive head is connected to described fairlead and coordinates formation one installing space with described fairlead, described locking mechanism to be arranged in described installing space and to connect described inductive head and described bolt rod, and described inductive head and described locking mechanism coordinate the axial the locking and unlocking controlling described bolt rod.Owing to have employed a kind of mechanical compression sensing locking safeties of the present utility model, the occasion that it has compact conformation, perform an action reliable, install convenient, to be applicable to have sanitation-grade requirement occasion, be applicable to passive scene and have requirement of explosion proof, degree of safety is high, it is sensitive to respond, can the automatic locking and feature that unlocks.
Description
Technical field
The utility model relates to a kind of locking safeties, particularly relates to a kind of mechanical compression sensing locking safeties.
Background technology
At present, for taking plastic film bag as storage, metering, distributing, packaging solution, erectting the container unit that is placed in storage facilities case, changing, to check in plastic film bag process or in the process of tank liquid and packing, because the liquid level naked eyes of transparency liquid in liquid bag are difficult to differentiate, especially needing to keep in passive hazardous environment, lack a kind of be applicable to the safety powerless of passive environment automatically lock safeties.Staff often opens storage facilities chamber door because of error in judgement, makes inside still have the plastic foil of more liquid to break under the load of internal hydraulic pressure, causes bag to break the accident of hydrorrhea.
Summary of the invention
The purpose of this utility model is the defect overcoming prior art, and provide a kind of mechanical compression sensing to lock safeties, its have compact conformation, collection dress degree high, can quick despatch, perform an action reliable, install convenient, be applicable to passive scene, degree of safety high, respond sensitive, can the feature of automatic locking and unblock.
The technical problem that the utility model solves realizes by the following technical solutions:
A kind of mechanical compression sensing locking safeties of the present utility model, comprise an inductive head, a locking mechanism and a fairlead; Described fairlead two ends form the pilot hole of a correspondence respectively, and a bolt rod is inserted in described fairlead by described pilot hole; Described inductive head is connected to described fairlead and coordinates formation one installing space with described fairlead, described locking mechanism to be arranged in described installing space and to connect described inductive head and described bolt rod, and described inductive head and described locking mechanism coordinate the axial the locking and unlocking controlling described bolt rod.
Further improvement of the utility model is, described locking mechanism comprises a lock shaft and a spring; Described lock shaft forms a special-shaped groove, and described bolt rod is inserted in described special-shaped groove and described bolt rod is recessed to form a depressed part in the position of the described special-shaped groove of correspondence; The first end of described lock shaft is fixed on described inductive head, has been installed with described spring between the second end of described lock shaft and described fairlead; Described special-shaped groove first end coordinates with described depressed part, and described special-shaped groove second end coordinates with the axis projection of described bolt rod; And described special-shaped groove first end is near the first end of described lock shaft, the second end of described special-shaped groove is near the second end of described lock shaft.
Further improvement of the utility model is, described inductive head sidepiece forms a plurality of connecting hole, described fairlead forms a plurality of gathering sill vertically in the position of the described connecting hole of correspondence, and described inductive head can reciprocally be connected to described fairlead along described gathering sill length direction by the bolt be arranged in described connecting hole and described gathering sill.
Further improvement of the utility model is, described lock shaft first end is threaded with described inductive head.
Further improvement of the utility model is, also comprises a trip bolt and a centring ring, and described trip bolt is threaded with described lock shaft first end through described inductive head and described centring ring, and described centring ring is spacing to described lock shaft circumferential and axial.
Further improvement of the utility model is, in smooth flat in the middle part of the head of screw of described trip bolt, the periphery of described head of screw is cambered surface and forms groove.
Further improvement of the utility model is, forms a locating hole in the middle part of described centring ring, and described lock shaft first end forms the boss with locating hole form fit, and described centring ring is sheathed on outside described boss by described locating hole; Described centring ring both sides form one first limiting section respectively, and described inductive head forms the locating slot coordinated with described first limiting section, and described first limiting section is inserted in described locating slot respectively.
Further improvement of the utility model is, described fairlead lateral surface is connected with a plurality of wing plate, and described wing plate offers fixing hole.
Further improvement of the utility model is, described inductive head adopts flexible material.
Further improvement of the utility model is, described inductive head comprises a flexible corrugation film.
Further improvement of the utility model is, a plurality of screws of the first end circumferentially gap-forming axis of described fairlead, the periphery of described flexible corrugation film forms the first connecting hole coordinated with described screw, and described flexible corrugation film is connected to described fairlead by the screw being arranged in described first connecting hole and described screw.
Further improvement of the utility model is, described flexible corrugation film middle inside forms a link, described lock shaft first end forms the connector coordinated with described link, and described flexible corrugation film and described lock shaft first end are connected by described link and institute's connector.
Further improvement of the utility model is, described inductive head also comprises a gland, and described gland forms a plurality of second connecting holes corresponding with described screw, and is covered in outside described flexible corrugation film by described screw connection.
Further improvement of the utility model is, the first end periphery of described fairlead forms a flange.
Further improvement of the utility model is, the first end outer race of described fairlead is provided with sealing ring.
Further improvement of the utility model is, forms a sealing ring mounting groove bottom described flange, is provided with a sealing ring in described sealing ring mounting groove.
Further improvement of the utility model is, forms the spacing hole that opening inwardly shrinks in the middle part of described link, and described connector shape coordinates with described spacing hole and is fastened in described spacing hole.
Further improvement of the utility model is, described spacing hole is irregularly-shaped hole.
Further improvement of the utility model is, forms a screwed hole in the middle part of described link, and described connector forms the external screw thread coordinated with described screwed hole, and described connector is by described external screw thread and described screw hole.
Further improvement of the utility model is, described locking mechanism also comprises a reset button, the first end of described reset button forms the second limiting section, one backboard of described fairlead forms the through hole coordinated with described reset button second end, and the second end of described reset button stretches out from described through hole; Described spring is installed with between described reset button and the second end of described lock shaft.
Further improvement of the utility model is, described reset button is tubular and first end forms an opening; Described lock shaft second concave end forms a spring eye, and described spring first end is arranged in described spring eye, and described spring second end is arranged in described reset button from described opening; Described reset button sidepiece forms the first open slot coordinated with described bolt rod vertically.
Further improvement of the utility model is, described pilot hole periphery is connected with guide pipe, and described bolt rod is inserted in described pilot hole by described guide pipe; Described bolt rod side is fixed with alignment pin, and described guide pipe forms the second open slot with described detent fit vertically.Further improvement of the utility model is, described through hole periphery stretches out formation one male-pipe, and also comprise a binding nut, described binding nut is bolted in described male-pipe.
Further improvement of the utility model is, also comprises a cover cap, described cover cap and described binding nut threaded engagement.
Further improvement of the utility model is, described binding nut periphery forms a plurality of notch, for screwing the screw thread of binding nut and male-pipe, to clamp the clamping plate between binding nut and male-pipe.Can for the mounting or dismounting of binding nut and male-pipe threaded engagement.
Further improvement of the utility model is, described binding nut periphery forms an annular groove, is provided with an O type circle in described annular groove.
Further improvement of the utility model is, described binding nut one transverse plane is evenly equipped with a plurality of blind hole.Can for the dismounting of binding nut and cover cap.
Further improvement of the utility model is, also comprises an adjustable plate, and it is outer and be arranged between described backboard and described binding nut that described adjustable plate is sheathed on described male-pipe.
The utility model is owing to have employed above technical scheme, and making it have following beneficial effect is:
Inductive head is for responding to ambient pressure, locking mechanism coordinates the axial the locking and unlocking for controlling described bolt rod with inductive head, fairlead is used for the installation location of mechanical compression sensing locking safeties and is the guiding of inductive head, locking mechanism, bolt rod.Lock shaft is used for accepting to lock bolt rod when external pressure presses down at inductive head.It is less or reset to lock shaft without during external pressure that spring is used for accepting external pressure at inductive head, realizes the unblock of bolt rod.Described special-shaped groove first end coordinates with described depressed part, and when ensureing that head presses down, the depressed part of bolt rod can insert special-shaped groove first end, and now the bolt rod of special-shaped groove first end to depressed part two ends is spacing, realizes the locking of bolt rod.Fairlead forms a plurality of gathering sill vertically in the position of corresponding connecting hole, ensure that inductive head passes through the bolt be arranged in connecting hole and gathering sill and can move back and forth along described gathering sill length direction.Centring ring is used for lock shaft circumference with axial spacing.In smooth flat in the middle part of the head of screw of trip bolt; the periphery of head of screw is cambered surface and forms groove, makes when equipment is installed on storage facilities case, for the protection of in storage facilities case for filling the plastic film bag of fluid; prevent polybag film damaged, groove is used for screwing trip bolt.Boss shape coordinates with locating hole, and locating hole is sheathed on outside boss, ensure that the circumference of centring ring and lock shaft is located.The cooperation of the first limiting section and locating slot, ensure that centring ring coordinates with the circumference of inductive head.The employing of reset button makes operating personnel can carry out manual unlocking to bolt rod when emergency.The employing of the first open slot makes reset button bolt rod when moving along gathering sill length direction can insert in the first open slot, thus on the basis ensureing the normal working motion scope of reset button, reduce the required size on the thickness of device, make the structure of device more compact.The employing of guide pipe ensure that the axial location of bolt rod better.The cooperation of alignment pin and the second open slot, prevent the rotation of bolt rod circumference, achieve and the circumference of bolt rod located and limits the axial location of bolt rod, ensure that when inductive head is stressed press down time, the depressed part of bolt rod stably can insert the axis locking that special-shaped groove first end realizes bolt rod; And can stablize in reseting procedure and effectively ensure that depressed part slips into special-shaped groove second end, realize the unblock of bolt rod.The employing of cover cap makes the outward appearance of reset button more attractive in appearance, also strengthens the safety of reset button simultaneously, and can hold reset button clean.Binding nut periphery arranges annular groove, can install O shape circle additional; Its order is the frictional damping increasing cover cap and binding nut.Namely, the binding nut external screw thread of internal thread hole and same deficient tooth number that cover cap is short of tooth number is when screwing completely, the endoporus of nearly cover cap external port and O shape are enclosed external diameter and are entered interference fit, thus the damping added therebetween, reaching and prevent cover cap in the operation and daily use of open and close door, causing the fault come off because screwing loosening of screw thread.When equipment is installed on the chamber door of storage facilities case, the installation that wing plate is used for device and chamber door inside wall is located; The cooperation of male-pipe and binding nut is located for the installation of device and chamber door lateral wall.When the employing of adjustable plate makes the thickness of device and chamber door wall there is deviation, can by regulate the thickness of adjustable plate make device still can with chamber door best fit, device is made to go for the chamber door wall of multi-thickness, the versatility of the device of raising and the scope of application.Gland act as flexible corrugation film, the even laminating of ring neighboring plane.And by uniform screw fastened power, compress the outer disk of gland and flexible corrugation film, reach the in place fixing of flexible corrugation film and the effect realizing cavity and extraneous isolating seal.Secondly, by the process towards inner chamber of gland and holding screw, be convenient to check, install and change the flexible corrugation film lost efficacy.The installation that flange is used for device and chamber door inside wall is located.The cooperation of spacing hole and connector ensure that effective connection of flexible corrugation film and lock shaft.When spacing hole is irregularly-shaped hole, flexible corrugation film is spacing to lock shaft circumference.
Accompanying drawing explanation
Fig. 1 is the explosive view of the mechanical compression sensing locking safeties of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment one lock shaft;
Fig. 3 is the structural representation of the utility model embodiment one trip bolt;
Fig. 4 is the structural representation of the utility model embodiment one centring ring;
Fig. 5 is the structural representation of the utility model embodiment one binding nut;
Fig. 6 is the overall structure phantom of the mechanical compression sensing locking safeties first direction of the utility model embodiment two;
Fig. 7 is the structure division sectional view of the mechanical compression sensing locking safeties second direction of the utility model embodiment two;
Fig. 8 is the explosive view of the mechanical compression sensing locking safeties of the utility model embodiment two;
Fig. 9 is the structural representation of the utility model embodiment two binding nut;
Figure 10 is the overall structure phantom of the mechanical compression sensing locking safeties first direction of the utility model embodiment three;
Figure 11 is the overall structure schematic diagram of the mechanical compression sensing locking safeties second direction of the utility model embodiment three;
Figure 12, Figure 14, Figure 16, Figure 17 are the syndeton schematic diagram of the various ways of the utility model embodiment three link and connector;
Figure 13 is connector end cross-section in Figure 12;
Figure 15 is connector end cross-section in Figure 14;
Figure 18 is the syndeton enlarged diagram of the utility model embodiment three gland, flexible corrugation film and lock shaft.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in further detail.
Refer to Fig. 1, a kind of mechanical compression sensing locking safeties of the utility model embodiment one, comprise inductive head 1, locking mechanism 2 and a fairlead 3; Fairlead 3 two ends form the pilot hole of a correspondence respectively, and a bolt rod 4 is inserted in fairlead 3 by pilot hole; Inductive head 1 is connected to fairlead 3; And cave in respectively inside inductive head 1 and fairlead 3, coordinate formation one installing space, and in the present embodiment, inductive head 1 side embeds fairlead 3 medial gap and coordinates.Locking mechanism 2 to be arranged in installing space and to connect inductive head 1 and bolt rod 4, and inductive head 1 and locking mechanism 2 coordinate the axial the locking and unlocking controlling bolt rod 4.In the present embodiment, the material of inductive head 1 can adopt plastics (as polytetrafluoroethylene PTFE) or rubber and plastic etc. nonmetal, also can adopt alloy or stainless steel and other metal materials.
Refer to Fig. 1, Fig. 2, locking mechanism 2 comprises lock shaft 21 and a spring 22; Lock shaft 21 forms a special-shaped groove 211, and bolt rod 4 is inserted in special-shaped groove 211 and bolt rod 4 is recessed to form a depressed part 41 in the position of the special-shaped groove 211 of correspondence; The first end of lock shaft 21 is fixed on inductive head 1, has been installed with spring 22 between the second end of lock shaft 21 and fairlead 3; Abnormity groove 211 first end coordinates with depressed part 41, and special-shaped groove 211 second end coordinates with the axis projection of bolt rod 4; And special-shaped groove 211 first end is near the first end of lock shaft 21, the second end of special-shaped groove 211 is near the second end of lock shaft 21.
Spring 22, for being less than the external pressure of preset value in inductive head 1 acceptance or resetting to lock shaft 21 without during external pressure, realizes the unblock of bolt rod 4.In the openable case of chamber door that spring 22 by exchanging different coefficient of elasticity realizes can bearing external pressure, storage facilities case to inductive head 1, most high level and device are locked the adjustment of sensitivity.
Inductive head 1 sidepiece forms a plurality of connecting hole 11, fairlead 3 forms a plurality of gathering sill 31 vertically in the position of corresponding connecting hole 11, inductive head 1 can reciprocally be connected to fairlead 3 along gathering sill 31 length direction by the bolt be arranged in connecting hole 11 and gathering sill 31, and responding to inductive head 1 external pressure in real time produces the axial displacement of response.
Refer to Fig. 1, Fig. 3, Fig. 4, lock shaft 21 first end is threaded with inductive head 1.Also comprise trip bolt 5 and a centring ring 6, trip bolt 5 is threaded with lock shaft 21 first end through inductive head 1 and centring ring 6, and centring ring 6 pairs of lock shaft 21 circumferences are spacing.
In smooth flat in the middle part of the head of screw of trip bolt 5, the periphery of head of screw is cambered surface and forms groove 51.
Form a locating hole 61 in the middle part of centring ring 6, lock shaft 21 first end forms the boss 212 with locating hole 61 form fit, and centring ring 6 is sheathed on outside boss by locating hole 61; Centring ring 6 both sides form one first limiting section 62 respectively, and inductive head 1 forms the locating slot coordinated with the first limiting section 62, and the first limiting section 62 is inserted in locating slot respectively.
In smooth flat in the middle part of the head of screw of trip bolt 5; the periphery of head of screw is cambered surface and forms groove 51; make when device of the present utility model is installed on storage facilities case; can protect in storage equipment box for filling the plastic film bag of liquid; preventing polybag film damaged, when groove 51 is for installing, screwing trip bolt 51.Boss 212 shape coordinates with locating hole 61, and locating hole 61 is sheathed on outside boss 212, ensure that centring ring 6 is located with the circumference of lock shaft 21.
In other embodiments, the mode that the circumference of inductive head 1 or splicing nested with lock shaft 21 end special cylinder etc. also can be adopted to locate is connected.
Refer to Fig. 1, locking mechanism 2 also comprises a reset button 23, and the first end of reset button 23 forms the second limiting section 231, and a backboard of fairlead 3 forms the through hole coordinated with reset button 23 second end, and the second end of reset button 23 stretches out from through hole; Spring 22 is installed with between reset button 23 and the second end of lock shaft 21.In the present embodiment, the second limiting section 231, for being formed at the coaxial step of reset button 23 first end periphery, can limit the axial displacement of reset button 23.
Reset button 23 is in tubular and first end forms an opening; Lock shaft 21 second concave end forms a spring eye, and spring 22 first end is arranged in spring eye, and spring 22 second end is arranged in reset button 23 from opening; Reset button 23 sidepiece forms the first open slot 232 coordinated with bolt rod 4 vertically.In the present embodiment, lock shaft 21 second end embeds the opening of reset button 23 first end, both matched in clearance, and now reset button 23 can support guiding and control the axial displacement of lock shaft 21, and lock shaft 21 can along reset button 23 axially reciprocating.
Pilot hole periphery is connected with guide pipe 32, and in the present embodiment, guide pipe 32 is welded in the pilot hole periphery of fairlead 3.Bolt rod 4 is inserted in pilot hole by guide pipe 32; Bolt rod 4 side is fixed with alignment pin 42, and guide pipe 32 forms the second open slot 321 coordinated with alignment pin 42 vertically.In the present embodiment, the second open slot 321 adopts U-shaped elongated slot.In the process of bolt rod 4 lock chamber door, bolt rod 4 inserts corresponding pin-and-hole downwards, and alignment pin 43 slips into bottom the second open slot 321 along the second open slot 321, and now the depressed part 41 of bolt rod 4 is corresponding with special-shaped groove 211 first end entrance.
The cooperation of alignment pin 43 and the second open slot 321, prevent the rotation of bolt rod 4 circumference, achieve and the circumference of bolt rod 4 located and limits the axial location of bolt rod 4, ensure that when inductive head 1 is stressed press down time, the depressed part 41 of bolt rod 4 stably can insert the axis locking that special-shaped groove 211 first end realizes bolt rod 4; And can stablize in reseting procedure effectively ensure depressed part 41 slip into special-shaped groove 211 second end, realize the unblock of bolt rod 4.
Refer to Fig. 1, Fig. 6, through hole periphery stretches out formation one male-pipe 33, and also comprise a binding nut 7, binding nut 7 is bolted in male-pipe 33.Fairlead 3 lateral surface is connected with a plurality of wing plate 34, and wing plate 34 offers fixing hole 341.Wing plate 34 is located for the installation of device and chamber door inside wall.In the present embodiment, the second end of reset button 23 and male-pipe 33 inwall matched in clearance, male-pipe 33 can support guiding and control the axial displacement of reset button 23.
In the present embodiment, when the utility model is installed on the chamber door of a storage facilities case, the installation being realized the utility model device and chamber door interior plate by the screw being arranged in wing plate 34 and chamber door interior plate is located, and is located by male-pipe 33 and the cooperation implement device of binding nut 7 and the installation of chamber door lateral wall.
Can also arrange an adjustable plate as required, it is outer and be arranged between backboard and binding nut 7 that adjustable plate is sheathed on male-pipe 33.When the employing of adjustable plate makes the thickness of device and chamber door wall there is deviation, can by regulate the thickness of adjustable plate make device still can with chamber door best fit, device is made to go for the chamber door wall of multi-thickness, the versatility of the device of raising and the scope of application.
Operating principle of the present utility model is as follows:
When device of the present utility model is installed on storage facilities case, as stored liquid in the liquid storing bag in storage facilities case, then liquid can be exerted pressure to inductive head 1 by liquid storing bag, when the liquid level of liquid is greater than a default liquid level, inductive head 1 produces to the close axial displacement of fairlead 3 by promoting lock shaft 21 under the effect of external pressure, until the depressed part 41 of bolt rod 4 inserts special-shaped groove 211 first end, this timer is to bolt rod 4 axially locking.
Liquid levels height as stored in liquid storing bag is less than one and presets liquid level, lock shaft 21 will produce under the thrust of spring 22 to fairlead 3 away from axial displacement, until the depressed part 41 of bolt rod 4 inserts special-shaped groove 211 second end, this timer axially unlocks bolt rod 4.
And at device, bolt rod 4 automatic axial is locked, but when needing energency-unlocking, can force to press reset button 23, reset button 23 promotes inductive head 1 and drives lock shaft 21 to moving axially away from the axis of guide 3, until the depressed part 41 of bolt rod 4 inserts special-shaped groove 211 second end, this timer axially unlocks bolt rod 4.
Refer to Fig. 6-9, a kind of mechanical compression sensing locking safeties of the utility model embodiment two, its structure is substantially identical with embodiment one, and its difference is: also comprise a cover cap 8, cover cap 8 and binding nut 7 threaded engagement.The a plurality of notch 71 of the peripheral gap-forming of binding nut 7, for screwing the screw thread of binding nut 7 and male-pipe 33, to clamp the clamping plate between binding nut 7 and male-pipe 33, can for the mounting or dismounting of binding nut 7 with male-pipe 33 threaded engagement.In addition, binding nut 7 periphery forms an annular groove 72, is provided with an O type circle 9 in annular groove 72.Cover cap 8 internal thread collar extension and O shape enclose the external diameter interference fit of 9.And binding nut 71 1 transverse plane is uniformly distributed with a plurality of blind hole along the circumference, can for dismounting.
Refer to Fig. 8, Figure 10, Figure 11, a kind of mechanical compression sensing locking safeties of the utility model embodiment three, its structure is substantially identical with embodiment two, and its difference is: no longer arrange the gathering sill 31 in embodiment two, trip bolt 5, centring ring 6 and wing plate 34.
Inductive head 1 adopts flexible material, such as, can adopt the enhancing of resilient rubber and plastic, high molecular synthetic material, also can adopt other flexible materials.Inductive head 1 comprises a flexible corrugation film 101.A plurality of screws of the first end circumferentially gap-forming axis of fairlead 3, the periphery of flexible corrugation film 101 forms the first connecting hole coordinated with screw, and flexible corrugation film 101 is connected to fairlead 3 by the screw 103 being arranged in the first connecting hole and screw.
Flexible corrugation film 101 middle inside forms a link 1011, and lock shaft 21 first end forms the connector 213 coordinated with link 1011, and flexible corrugation film 101 and lock shaft 21 first end are connected by link 1011 and connector 213.
Form the spacing hole 1012 that opening inwardly shrinks in the middle part of link 1011, connector 213 shape coordinates with spacing hole 1012 and is fastened in spacing hole 1012.
Spacing hole 1012 and connector 213 can adopt various structures as required, such as, can adopt the simple connected structure in Figure 17; Also can adopt the profiled holes structure in Figure 12-Figure 15, when spacing hole 1012 is irregularly-shaped hole, flexible corrugation film 101 pairs of lock shaft 21 circumferences are spacing.Also as in Figure 16, can form a screwed hole in the middle part of link 1011, connector 213 forms the external screw thread coordinated with screwed hole, and connector 213 is by external screw thread and screw hole.
Refer to Figure 10, inductive head 1 also comprises a gland 102, and gland 102 forms a plurality of second connecting holes corresponding with screw, and is covered in outside flexible corrugation film 101 by screw 103 connection.
The first end periphery of fairlead 3 forms a flange 35.The first end outer race of fairlead 3 is provided with sealing ring 352.
Refer to Figure 18, bottom flange 35, form a sealing ring mounting groove 351, in sealing ring mounting groove 351, be provided with a sealing ring 352.Locate by the installation of screw by flange 35 implement device and chamber door inside wall.
Mechanical compression sensing of the present utility model locking safeties can expanded application in various cavity with pressure, directly contact working media operating mode, fixed or movable airtight container quick operating valve, lid, manhole locking insure.The power of locking insurance is taken from the pressure of medium in chamber.Therefore the pressure of medium is higher in chamber, the power of safety lock is larger, and locking insurance is more reliable.The application of mechanical compression sensing locking safeties of the present utility model, can, from the structure of equipment, stop, due to artificial maloperation, to cause the accident of personal injury and device damage.
Below embodiment has been described in detail the utility model by reference to the accompanying drawings, and those skilled in the art can make many variations example to the utility model according to the above description.Thus, some details in embodiment should not formed restriction of the present utility model, the utility model by the scope that defines using appended claims as protection domain of the present utility model.
Claims (28)
1. mechanical compression sensing locking safeties, is characterized in that, comprise an inductive head, a locking mechanism and a fairlead; Described fairlead two ends form the pilot hole of a correspondence respectively, and a bolt rod is inserted in described fairlead by described pilot hole; Described inductive head is connected to described fairlead and coordinates formation one installing space with described fairlead, described locking mechanism to be arranged in described installing space and to connect described inductive head and described bolt rod, and described inductive head and described locking mechanism coordinate the axial the locking and unlocking controlling described bolt rod.
2. mechanical compression sensing locking safeties according to claim 1, it is characterized in that, described locking mechanism comprises a lock shaft and a spring; Described lock shaft forms a special-shaped groove, and described bolt rod is inserted in described special-shaped groove and described bolt rod is recessed to form a depressed part in the position of the described special-shaped groove of correspondence; The first end of described lock shaft is fixed on described inductive head, has been installed with described spring between the second end of described lock shaft and described fairlead; Described special-shaped groove first end coordinates with described depressed part, and described special-shaped groove second end coordinates with the axis projection of described bolt rod; And described special-shaped groove first end is near the first end of described lock shaft, the second end of described special-shaped groove is near the second end of described lock shaft.
3. mechanical compression sensing locking safeties according to claim 2, it is characterized in that, described inductive head sidepiece forms a plurality of connecting hole, described fairlead forms a plurality of gathering sill vertically in the position of the described connecting hole of correspondence, and described inductive head can reciprocally be connected to described fairlead along described gathering sill length direction by the bolt be arranged in described connecting hole and described gathering sill.
4. mechanical compression sensing locking safeties according to claim 3, it is characterized in that, described lock shaft first end is threaded with described inductive head.
5. mechanical compression sensing locking safeties according to claim 4, it is characterized in that, also comprise a trip bolt and a centring ring, described trip bolt is threaded with described lock shaft first end through described inductive head and described centring ring, and described centring ring is spacing to described lock shaft circumferential and axial.
6. mechanical compression sensing locking safeties according to claim 5, it is characterized in that, in smooth flat in the middle part of the head of screw of described trip bolt, the periphery of described head of screw is cambered surface and forms groove.
7. mechanical compression sensing locking safeties according to claim 6, it is characterized in that, form a locating hole in the middle part of described centring ring, described lock shaft first end forms the boss with locating hole form fit, and described centring ring is sheathed on outside described boss by described locating hole; Described centring ring both sides form one first limiting section respectively, and described inductive head forms the locating slot coordinated with described first limiting section, and described first limiting section is inserted in described locating slot respectively.
8. mechanical compression sensing locking safeties according to claim 7, it is characterized in that, described fairlead lateral surface is connected with a plurality of wing plate, and described wing plate offers fixing hole.
9. mechanical compression sensing locking safeties according to claim 2, it is characterized in that, described inductive head adopts flexible material.
10. mechanical compression sensing locking safeties according to claim 9, it is characterized in that, described inductive head comprises a flexible corrugation film.
11. mechanical compression sensing locking safeties according to claim 10, it is characterized in that, a plurality of screws of the first end circumferentially gap-forming axis of described fairlead, the periphery of described flexible corrugation film forms the first connecting hole coordinated with described screw, and described flexible corrugation film is connected to described fairlead by the screw being arranged in described first connecting hole and described screw.
12. mechanical compression sensing locking safeties according to claim 11, it is characterized in that, described flexible corrugation film middle inside forms a link, described lock shaft first end forms the connector coordinated with described link, and described flexible corrugation film and described lock shaft first end are connected by described link and institute's connector.
13. mechanical compression sensing locking safeties according to claim 12, it is characterized in that, described inductive head also comprises a gland, and described gland forms a plurality of second connecting holes corresponding with described screw, and is covered in outside described flexible corrugation film by described screw connection.
14. mechanical compression sensing locking safeties according to claim 12, it is characterized in that, the first end periphery of described fairlead forms a flange.
15. mechanical compression sensing locking safeties according to claim 14, it is characterized in that, the first end outer race of described fairlead is provided with sealing ring.
16. mechanical compression sensing locking safeties according to claim 15, is characterized in that, form a sealing ring mounting groove bottom described flange, be provided with a sealing ring in described sealing ring mounting groove.
17. mechanical compression sensing locking safeties according to claim 12, it is characterized in that, form the spacing hole that opening inwardly shrinks in the middle part of described link, described connector shape coordinates with described spacing hole and is fastened in described spacing hole.
18. mechanical compression sensing locking safeties according to claim 17, it is characterized in that, described spacing hole is irregularly-shaped hole.
19. mechanical compression sensing locking safeties according to claim 12, it is characterized in that, form a screwed hole in the middle part of described link, described connector forms the external screw thread coordinated with described screwed hole, and described connector is by described external screw thread and described screw hole.
20. according to any one of claim 3-19 mechanical compression sensing locking safeties, it is characterized in that, described locking mechanism also comprises a reset button, the first end of described reset button forms the second limiting section, one backboard of described fairlead forms the through hole coordinated with described reset button second end, and the second end of described reset button stretches out from described through hole; Described spring is installed with between described reset button and the second end of described lock shaft.
21. mechanical compression sensing locking safeties according to claim 20, it is characterized in that, described reset button is tubular and first end forms an opening; Described lock shaft second concave end forms a spring eye, and described spring first end is arranged in described spring eye, and described spring second end is arranged in described reset button from described opening; Described reset button sidepiece forms the first open slot coordinated with described bolt rod vertically.
22. mechanical compression sensing locking safeties according to claim 21, it is characterized in that, described pilot hole periphery is connected with guide pipe, and described bolt rod is inserted in described pilot hole by described guide pipe; Described bolt rod side is fixed with alignment pin, and described guide pipe forms the second open slot with described detent fit vertically.
23. mechanical compression sensings according to claim 22 locking safeties, is characterized in that, described through hole periphery stretches out formation one male-pipe, and also comprise a binding nut, described binding nut is bolted in described male-pipe.
24. mechanical compression sensing locking safeties according to claim 23, is characterized in that, also comprise a cover cap, described cover cap and described binding nut threaded engagement.
25. mechanical compression sensing locking safeties according to claim 24, it is characterized in that, described binding nut periphery forms a plurality of notch.
26. mechanical compression sensing locking safeties according to claim 25, it is characterized in that, described binding nut periphery forms an annular groove, is provided with an O type circle in described annular groove.
27. mechanical compression sensing locking safeties according to claim 26, it is characterized in that, described binding nut one transverse plane is evenly equipped with a plurality of blind hole.
28. mechanical compression sensings according to claim 23 locking safeties, is characterized in that, also comprise an adjustable plate, and it is outer and be arranged between described backboard and described binding nut that described adjustable plate is sheathed on described male-pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568554.7U CN204139785U (en) | 2014-09-29 | 2014-09-29 | Mechanical compression sensing locking safeties |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420568554.7U CN204139785U (en) | 2014-09-29 | 2014-09-29 | Mechanical compression sensing locking safeties |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204139785U true CN204139785U (en) | 2015-02-04 |
Family
ID=52416480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420568554.7U Withdrawn - After Issue CN204139785U (en) | 2014-09-29 | 2014-09-29 | Mechanical compression sensing locking safeties |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204139785U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265090A (en) * | 2014-09-29 | 2015-01-07 | 上海森松制药设备工程有限公司 | Mechanical pressure sensing and locking safety device |
| CN110792318A (en) * | 2019-12-07 | 2020-02-14 | 刘毅 | Positioning and mounting structure of window lock mechanism |
-
2014
- 2014-09-29 CN CN201420568554.7U patent/CN204139785U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265090A (en) * | 2014-09-29 | 2015-01-07 | 上海森松制药设备工程有限公司 | Mechanical pressure sensing and locking safety device |
| CN110792318A (en) * | 2019-12-07 | 2020-02-14 | 刘毅 | Positioning and mounting structure of window lock mechanism |
| CN110792318B (en) * | 2019-12-07 | 2023-09-19 | 刘毅 | Positioning and installation structure of a window lock mechanism |
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Granted publication date: 20150204 Effective date of abandoning: 20160824 |
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