CN212635790U

CN212635790U - Mechanical claw of detector convenient for disassembly and assembly is felt to cigarette

Info

Publication number: CN212635790U
Application number: CN202021009592.0U
Authority: CN
Inventors: 于军; 吕建国; 孟福东
Original assignee: Beijing Lihua Fire Fighting Engineering Co ltd
Current assignee: Beijing Lihua Fire Fighting Engineering Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-03-02
Anticipated expiration: 2030-06-04

Abstract

The utility model relates to the technical field of fire-fighting engineering, in particular to a gripper which is convenient for dismounting and mounting of a smoke detector, comprising a telescopic rod and a grabbing component arranged at the upper end of the telescopic rod; snatch the subassembly and establish the sleeve in the fixed column outside including the fixed column and the cover of vertical setting, telescopic upper end exceeds the upper end of fixed column, and telescopic upper end is used for the butt cigarette to feel the lower surface of probe, the cover is equipped with the spring on the fixed column, the one end and the fixed column rigid coupling of spring, the other end and sleeve rigid coupling, the inside fixed column and the sleeve that prevents produces relative pivoted joint subassembly that is provided with of sleeve, the lower extreme rigid coupling of fixed column has big end down's round platform, the upper end and the round platform of telescopic link can be dismantled and be connected, it is provided with a plurality of grab bars to rotate on the telescopic lateral wall, the lower extreme of grab bar and the side. The utility model has the advantages of easy dismounting, guarantee staff's safety, efficiency of construction height and save a large amount of manpowers and material resources.

Description

Mechanical claw of detector convenient for disassembly and assembly is felt to cigarette

Technical Field

The utility model belongs to the technical field of the fire engineering's technique and specifically relates to a gripper of detector makes things convenient for dismouting is felt to cigarette.

Background

At present, the smoke detector realizes fire prevention by monitoring the concentration of smoke, the smoke detector adopts ion smoke sensor, the ion smoke sensor is a sensor with advanced technology and stable and reliable work, and is widely applied to various fire alarm systems, the performance of the smoke detector is far superior to that of gas-sensitive resistance fire alarms, in the field of fire protection, the smoke detector is an effective means for preventing fire, and the smoke detector is widely applied to various halls such as restaurants, hotels, teaching buildings, office buildings, kitchens, smoking rooms, bedrooms and the like.

Present smoke detector includes that base and cigarette feel the probe, and base and cigarette feel the form that the probe adopted rotatory joint, feel the detector to the cigarette of installation in large-scale factory building, for example: in natural gas processing factory building, oil refining factory building and nuclear power factory building, because the height of factory building is very high, about 8 meters to 12 meters height, generally with the base rigid coupling of smoke detector on the crossbeam at factory building top, then with smoke detector head joint to the base on, thereby accomplish the installation of smoke detector, and because the requirement of smoke detector maintenance and maintenance, the smoke detector needs to be washd and the adjustment of electrical parameter in every certain year, make it reach the index of new detector when dispatching from the factory.

The above prior art solutions have the following drawbacks: because the smoke detector height of installing in large-scale factory building is higher, need equipment stop work back or specific maintenance in-period in the factory building usually, adopt the mode of setting up scaffold frame or lift, let the staff pull down detector head from the base, this kind of mode, the dismouting is inconvenient, factor of safety is low to the efficiency of construction is low, extravagant a large amount of manpower and materials easily.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a smoke detector makes things convenient for gripper of dismouting, its advantage that has easy dismounting, guarantees staff's safety, efficiency of construction height and save a large amount of manpowers and material resources.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a mechanical claw convenient for disassembly and assembly of a smoke detector comprises a telescopic rod and a grabbing component arranged at the upper end of the telescopic rod; the grabbing component comprises a vertically arranged fixing column and a sleeve arranged on the outer side of the fixing column in a sleeved mode, the upper end of the sleeve is higher than the upper end of the fixing column, the upper end of the sleeve is used for abutting against the lower surface of a smoke sensing probe, a spring is sleeved on the fixing column, one end of the spring is fixedly connected with the fixing column, the other end of the spring is fixedly connected with the sleeve, the sleeve is internally provided with a clamping component which prevents the fixing column from rotating relative to the sleeve, the lower end of the fixing column is fixedly connected with a round platform which is big end down, the upper end of a telescopic rod is detachably connected with the round platform, a plurality of grabbing rods are arranged on the outer side wall of the sleeve in a rotating mode, the lower ends of the grabbing rods are abutted against.

Through adopting the above technical scheme, the subassembly that snatchs that this application set up, make the staff when the cigarette that the dismouting high altitude set up feels the probe, can directly will snatch the position that the subassembly moved the cigarette and felt the probe through the telescopic link, and make and grab the pole and can promptly feel on the global of probe, then rotatory telescopic link drives the rotation of grabbing the pole and just can twist off the cigarette and feel the probe, dismouting process convenient and fast, do not need the staff to set up the scaffold frame and the great lift of user equipment, make the efficiency of construction improve and saved a large amount of manpower and materials, and in the process of dismouting, the staff directly stands subaerial and can operate, staff's safety has been guaranteed.

The present invention may be further configured in a preferred embodiment as: the clamping assembly comprises a plurality of clamping blocks fixedly connected to the inner side wall of the sleeve and extending along the length direction of the sleeve, a plurality of clamping grooves matched with the clamping blocks in a clamping mode are formed in the circumferential surface of the fixed column, the upper end of each clamping groove is formed in the upper end of the corresponding fixed column, and the upper end of each spring is fixedly connected with the lower end of the corresponding clamping block.

Through adopting above-mentioned technical scheme, the joint subassembly that this application set up makes in the fixture block on the sleeve can the joint draw-in groove on the fixed column is global, prevents to produce relative rotation between sleeve and the fixed column to make the fixed column drive the sleeve, make the grab the pole and twist off the cigarette sense probe.

The present invention may be further configured in a preferred embodiment as: the grabbing rod is C-shaped, the opening direction of the grabbing rod faces the direction of the sleeve, a supporting rod is vertically arranged on the outer side wall of the sleeve, one end of the supporting rod is fixedly connected with the side wall of the sleeve, and one end of the supporting rod, far away from the sleeve, is rotatably connected with the middle position of the grabbing rod.

Through adopting above-mentioned technical scheme, the bracing piece that sets up with grab the pole, can make the principle of grabbing the pole and realizing the lever, when upwards promoting the telescopic link, make the round platform rebound, at the in-process that removes, the side of round platform promotes the lower extreme of grabbing the pole gradually, make and grab the pole round rotate with bracing piece articulated position to make the upper end of grabbing the pole support tightly gradually and feel on the probe global, make and grab the pole and snatch the effect that the probe was felt to the cigarette better, and it is more convenient when dismantling.

The present invention may be further configured in a preferred embodiment as: the upper end of the grabbing rod is horizontally and fixedly connected with an arc-shaped plate for grabbing the smoke sensing probe, and the arc surface of the arc-shaped plate, which is far away from the arc-shaped opening, is fixedly connected with the upper end of the grabbing rod.

Through adopting above-mentioned technical scheme, the adaptation cigarette that the arc that sets up can be better feels the global of probe, makes the arc of rigid coupling on grabbing the pole can wrap up the cigarette and feel the probe, makes things convenient for follow-up rotation to grab the pole and twist off the cigarette and feel the probe.

The present invention may be further configured in a preferred embodiment as: and the outer side wall of the upper end of the sleeve is in threaded connection with an adjusting cap.

Through adopting above-mentioned technical scheme, because the cigarette of different types and different model detectors feels probe size and thickness are not unified to sleeve upper end and grab the pole on the height between the arc be fixed, can't guarantee to snatch the detector that the subassembly can be suitable for each kind of model, when dismantling the less cigarette of thickness and feel the probe, staff rotation regulation cap, upwards adjust certain height, make and grab the pole and can grasp the global of cigarette sense probe tightly, so that the staff more convenient dismantles the less cigarette of thickness and feels the probe.

The present invention may be further configured in a preferred embodiment as: the lower terminal surface rigid coupling of round platform has the installation piece, set up on the installation piece with the complex slot is pegged graft to the telescopic link upper end, the symmetry rigid coupling has a pair of guide block on the global of telescopic link upper end, correspond on the global of slot set up with guide block joint complex guide way.

Through adopting above-mentioned technical scheme, the installation piece that sets up makes the telescopic link and snatchs and to dismantle between the subassembly conveniently, makes the tip of telescopic link insert the installation piece along the direction of guide way on to joint cooperation between guide block and the guide way has improved the joint strength between installation piece and the telescopic link.

The present invention may be further configured in a preferred embodiment as: the outer side wall of the mounting block is in threaded connection with a fastening bolt, the fastening bolt penetrates through the side wall of the mounting block and is screwed on the telescopic rod, and threaded holes are formed in the circumferential surface of the telescopic rod.

Through adopting above-mentioned technical scheme, the fastening bolt who sets up will install the piece and fix with the telescopic link, prevents to snatch the subassembly and fall from the telescopic link when dismantling the cigarette and feel the probe, causes the damage of equipment.

The present invention may be further configured in a preferred embodiment as: the telescopic link comprises four same and different sleeve pipes of diameter of length, the sleeve pipe cup joints each other according to the diameter size in proper order, adjacent two be provided with locking Assembly between the sleeve pipe.

Through adopting above-mentioned technical scheme, the telescopic link cup joints each other by the sleeve pipe and constitutes to can adapt to and install the smoke detector at co-altitude not, according to the factory building altitude mixture control on-the-spot after the length of telescopic link, make locking Assembly lock the sleeve pipe, the telescopic link is withdrawed when preventing to use.

The present invention may be further configured in a preferred embodiment as: the arc-shaped surface of the arc-shaped plate, which is far away from the grabbing rod, and the upper end of the adjusting cap are fixedly connected with a rubber pad.

Through adopting above-mentioned technical scheme, the rubber pad of setting can prevent that the staff from upwards pushing up the cigarette and feeling the probe and snatch when the cigarette feels the probe, causes the damage of cigarette sense probe, finally leads to can't feel the probe with the cigarette and follow the base and pull down.

The present invention may be further configured in a preferred embodiment as: one end of the telescopic rod, which is far away from the grabbing assembly, is sleeved with an anti-slip sleeve, and the circumferential surface of the anti-slip sleeve is provided with anti-slip lines.

Through adopting above-mentioned technical scheme, when the staff snatched telescopic link and rotatory telescopic link, increased the frictional force between staff's hand and the telescopic link, prevented when rotatory telescopic link that the telescopic link drops in following staff's hand, caused the damage of gripper.

To sum up, the utility model discloses a following at least one useful technological effect:

1. according to the grabbing assembly, when workers disassemble and assemble smoke detector probes arranged at high altitude, the disassembling and assembling process is convenient and rapid, the workers do not need to set up scaffolds and use a large lifter with large equipment, the construction efficiency is improved, a large amount of manpower and material resources are saved, and in the disassembling and assembling process, the workers can operate by directly standing on the ground, so that the safety of the workers is guaranteed;

2. according to the clamping assembly, the clamping block on the sleeve can be clamped into the clamping groove on the peripheral surface of the fixed column, so that relative rotation between the sleeve and the fixed column is prevented, the fixed column drives the sleeve, and the cigarette sensing probe is screwed off by the grabbing rod;

3. the regulation cap that sets up can be suitable for the smoke detector of different kinds and different thickness, and when dismantling the less smoke of thickness and feel the probe, staff rotatory regulation cap upwards adjusts certain height, makes the grab bar can grasp the global of smoke detector to the staff more convenient dismantles the less smoke detector of thickness.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is an exploded view of the present embodiment embodying a grasping element;

fig. 3 is a sectional view showing the insertion groove and the guide groove of the present embodiment.

In the figure, 1, a telescopic rod; 11. a sleeve; 12. a locking assembly; 13. a guide block; 2. a grasping assembly; 21. fixing a column; 22. a sleeve; 23. a spring; 24. a clamping assembly; 241. a clamping block; 242. a card slot; 25. a circular truncated cone; 26. a grab bar; 261. a support bar; 27. mounting blocks; 271. a slot; 272. a guide groove; 28. fastening a bolt; 3. an adjusting cap; 4. a rubber pad; 5. an anti-slip sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a gripper of detector convenient dismouting is felt to cigarette, include telescopic link 1 and snatch subassembly 2, snatch subassembly 2 and install in the upper end of telescopic link 1, telescopic link 1 is cup jointed each other by four sleeve pipes 11 that length is the same and the diameter is different head and the tail and is constituteed, makes the staff can adjust telescopic link 1's length according to the difference of site operation height to it feels the probe to snatch subassembly 2 and grab the cigarette.

The sleeve joint position between two adjacent sleeves 11 on the telescopic rod 1 is provided with a locking component 12, the connection structure between two adjacent sleeves 11 and the locking component 12 is the prior art, and reference may be made to the connection structure between the sleeve unit and the locking component in the patent with the publication number CN208653355U and the patent name of an insulation height measuring rod, which is not described herein in detail.

Referring to fig. 1 and 2, the grasping assembly 2 includes a fixing column 21, a sleeve 22, a spring 23 and a clamping assembly 24, the fixing column 21 is vertically disposed, the sleeve 22 is sleeved outside the fixing column 21, an upper end of the sleeve 22 is higher than an upper end of the fixing column 21, the spring 23 is sleeved on the fixing column 21 and is close to a lower end of the fixing column 21, an annular step platform is disposed on a peripheral surface of the fixing column 21 and is close to the lower end, a lower end of the spring 23 is fixedly connected to the step platform, an upper end of the spring 23 is fixedly connected to the sleeve 22, the clamping assembly 24 includes a plurality of strip-shaped clamping blocks 241 and a plurality of clamping grooves 242, the clamping blocks 241 are respectively fixedly connected to an inner side wall of the sleeve 22 at equal angles, the clamping blocks 241 extend along a length direction of the sleeve 22, the clamping grooves 242 are disposed on a peripheral surface of the fixing column 21, which is, the latch 241 and the latch slot 242 are engaged with each other, and when the fixing post 21 is rotated, the sleeve 22 is rotated under the action of the latch 241 and the latch slot 242.

A round table 25 is fixedly connected to the lower end of the fixed column 21, the round table 25 is arranged in a small-sized and large-sized mode, a plurality of C-shaped grabbing rods 26 are circumferentially arranged on the outer side wall of the sleeve 22, the grabbing rods 26 are vertically arranged, the grabbing rods 26 are rotatably connected with the side wall of the sleeve 22, the opening direction of the grabbing rods 26 is arranged towards the sleeve 22, a supporting rod 261 is vertically arranged on the outer side wall of the sleeve 22, one end of the supporting rod 261 is fixedly connected with the outer side wall of the sleeve 22, one end, far away from the sleeve 22, of the supporting rod 261 is rotatably connected with the middle of the grabbing rod 26, and the lower end of the grabbing rod; the arc is fixedly connected to the upper end of the grabbing rod 26, the arc is horizontally arranged, the opening direction of the arc is arranged towards the sleeve 22, when the cigarette smoke detector is used, the arc is used for clamping the peripheral surface of the cigarette smoke detector, when workers need to detach the cigarette smoke detector, the upper end of the sleeve 22 is abutted to the lower surface of the cigarette smoke detector, then the fixing column 21 is pushed upwards, the spring 23 is compressed, in the process that the spring 23 is compressed, the grabbing rod 26 abutted to the round table 25 gradually slides from the upper end to the lower end of the round table 25, then the lever principle is realized under the action of the supporting rod 261, the upper end of the grabbing rod 26 is gradually contracted and abutted to the peripheral surface of the cigarette smoke detector, grasping action is realized, then the workers rotate the fixing column 21, and the cigarette smoke detector is screwed down from the base under the effects of the clamping block 241 and the clamping groove 242.

Referring to fig. 1 and 3, a circular mounting block 27 is fixedly connected to the lower surface of the circular truncated cone 25, a slot 271 for inserting the upper end of the telescopic rod 1 is formed in the mounting block 27, a pair of guide blocks 13 is symmetrically and fixedly connected to the circumferential surface of the telescopic rod 1 near the upper end, a guide groove 272 matched with the guide blocks 13 in a clamping manner is formed in the inner side surface of the slot 271, so that the end of the telescopic rod 1 can be inserted into the slot 271 along the direction of the guide groove 272, and the telescopic rod 1 is prevented from sliding relatively between the telescopic rod 1 and the fixed column 21 when being rotated, and therefore the smoke detector cannot be unscrewed through the grabbing rod 26.

Referring to fig. 1 and 2, a fastening bolt 28 is arranged on a side wall of the mounting block 27, the fastening bolt 28 vertically penetrates through the side wall of the mounting block 27 and is screwed to an end portion of the telescopic rod 1, the fastening bolt 28 is in threaded connection with the mounting block 27, and a threaded hole is formed in the end portion of the telescopic rod 1, so that the end portion of the fastening bolt 28 can be screwed to the telescopic rod 1, the purpose of fixing the mounting block 27 and the telescopic rod 1 is achieved, and the grabbing component 2 is prevented from falling off from the telescopic rod 1 when the smoke detector is detached, and the equipment is prevented from being damaged.

Be provided with in the upper end of sleeve 22 and adjust cap 3, adjust on 3 threaded connection of cap to the lateral wall of sleeve 22 upper end, because the smoke of different types and different model detectors feels probe size and thickness different, and sleeve 22 upper end and grab pole 26 go up highly fixed between the arc, can't guarantee to snatch subassembly 2 and can be suitable for the detector of each model, when dismantling the less smoke of thickness and feel the probe, staff rotation regulation cap 3, upwards adjust certain height, make and grab pole 26 and can grasp the global of smoke and feel the probe, so that the staff more convenient dismantlement falls the less smoke of thickness and feels the probe.

The inner side surface of the arc-shaped plate far away from the grabbing rod 26 and the upper surface of the adjusting cap 3 are fixedly connected with the rubber pads 4, so that the situation that when a worker pushes the smoke sensing probe upwards and grabs the smoke sensing probe, the smoke sensing probe is damaged is prevented, and finally the smoke sensing probe cannot be detached from the base.

The cover is equipped with anti-skidding cover 5 on 1 lower extreme global of telescopic link, has seted up anti-skidding line on 5 global of anti-skidding cover, when the staff snatchs telescopic link 1 and rotatory telescopic link 1, increases the frictional force between staff's hand and the telescopic link 1, prevents when rotatory telescopic link 1, and telescopic link 1 drops in following the staff's hand, causes the damage of gripper.

The implementation principle of the embodiment is as follows: when a worker needs to disassemble and assemble a smoke-sensitive probe arranged at a high altitude, the length of the telescopic rod 1 is adjusted, the grabbing component 2 is installed on the telescopic rod 1, then the grabbing component 2 is gradually close to the smoke-sensitive probe to be disassembled, the adjusting cap 3 is abutted to the lower surface of the smoke-sensitive probe, after the lower surface of the smoke-sensitive probe is vertically abutted, the telescopic rod 1 is gradually pushed upwards, the spring 23 is compressed, under the action of the side surface of the circular table 25, the upper end of the grabbing rod 26 gradually grasps the peripheral surface of the smoke-sensitive probe, after the telescopic rod 1 cannot be continuously pushed upwards, the telescopic rod 1 is pushed upwards while being rotated, so that the smoke-sensitive probe is unscrewed from the base, when a new smoke-sensitive probe is installed, the smoke-sensitive probe is firstly placed on the adjusting cap 3, then the smoke-sensitive probe is moved to the position to be installed and is abutted to the base, the telescopic rod 1 is pushed upwards, the smoke detector is tightly grasped by the grasping rod 26 and rotated to the base, so that the smoke detector can be assembled and disassembled.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a mechanical gripper of detector makes things convenient for dismouting is felt to cigarette which characterized in that: comprises a telescopic rod (1) and a grabbing component (2) arranged at the upper end of the telescopic rod (1);

the grabbing component (2) comprises a vertically arranged fixing column (21) and a sleeve (22) sleeved on the outer side of the fixing column (21), the upper end of the sleeve (22) is higher than the upper end of the fixing column (21), the upper end of the sleeve (22) is used for abutting against the lower surface of a smoke detector, a spring (23) is sleeved on the fixing column (21), one end of the spring (23) is fixedly connected with the fixing column (21), the other end of the spring is fixedly connected with the sleeve (22), a clamping component (24) for preventing the fixing column (21) and the sleeve (22) from rotating relatively is arranged in the sleeve (22), a round table (25) which is small in upper part and large in lower part is fixedly connected with the lower end of the fixing column (21), the upper end of the telescopic rod (1) is detachably connected with the round table (25), and a plurality of grabbing rods (26) are rotatably arranged on the outer side wall of, the lower end of the grabbing rod (26) is abutted against the side face of the circular truncated cone (25), and the upper end of the grabbing rod (26) is used for grabbing the smoke detector.

2. The mechanical claw convenient for disassembly and assembly of the smoke detector according to claim 1, characterized in that: joint subassembly (24) include that a plurality of rigid couplings are in fixture block (241) that just extend along its length direction on sleeve (22) inside wall, seted up on the global of fixed column (21) a plurality of with fixture block (241) joint complex draw-in groove (242), the upper end of draw-in groove (242) is seted up the upper end of fixed column (21), the upper end of spring (23) with the lower extreme rigid coupling of fixture block (241).

3. The mechanical claw convenient for disassembly and assembly of the smoke detector according to claim 1, characterized in that: the grabbing rod (26) is C-shaped, the opening direction of the grabbing rod (26) faces the direction of the sleeve (22), a supporting rod (261) is vertically arranged on the outer side wall of the sleeve (22), one end of the supporting rod (261) is fixedly connected with the side wall of the sleeve (22), and one end, far away from the sleeve (22), of the supporting rod (261 is rotatably connected with the middle position of the grabbing rod (26).

4. The mechanical claw convenient for disassembly and assembly of the smoke detector according to claim 1, characterized in that: the upper end of the grabbing rod (26) is horizontally and fixedly connected with an arc-shaped plate for grabbing the smoke detector, and the arc-shaped surface of the arc-shaped plate, which is far away from the arc-shaped opening, is fixedly connected with the upper end of the grabbing rod (26).

5. The mechanical claw convenient for disassembly and assembly of the smoke detector as claimed in claim 4, wherein: the outer side wall of the upper end of the sleeve (22) is in threaded connection with an adjusting cap (3).

6. The mechanical claw convenient for disassembly and assembly of the smoke detector according to claim 1, characterized in that: the lower terminal surface rigid coupling of round platform (25) has installation piece (27), set up on installation piece (27) with complex slot (271) is pegged graft to telescopic link (1) upper end, the symmetry rigid coupling has a pair of guide block (13) on the global of telescopic link (1) upper end, correspond on the global of slot (271) set up with guide block (13) joint complex guide way (272).

7. The mechanical claw convenient for disassembly and assembly of the smoke detector as claimed in claim 6, wherein: the outer side wall of the mounting block (27) is in threaded connection with a fastening bolt (28), the fastening bolt (28) penetrates through the side wall of the mounting block (27) and is screwed onto the telescopic rod (1), and threaded holes are formed in the circumferential surface of the telescopic rod (1).

8. The mechanical claw convenient for disassembly and assembly of the smoke detector according to claim 1, characterized in that: the telescopic rod (1) is composed of four sleeves (11) with the same length and different diameters, the sleeves (11) are sequentially sleeved with one another according to the diameters, and a locking assembly (12) is arranged between every two adjacent sleeves (11).

9. The mechanical claw convenient for disassembly and assembly of the smoke detector according to claim 5, characterized in that: the arc-shaped surface of the arc-shaped plate, which is far away from the grabbing rod (26), and the upper end of the adjusting cap (3) are fixedly connected with a rubber pad (4).

10. The mechanical claw convenient for disassembly and assembly of the smoke detector according to claim 1, characterized in that: one end of the telescopic rod (1) far away from the grabbing component (2) is sleeved with an anti-slip sleeve (5), and anti-slip lines are arranged on the circumferential surface of the anti-slip sleeve (5).