CN211586497U

CN211586497U - Safety interlocking device for kettle cover of still kettle

Info

Publication number: CN211586497U
Application number: CN201920483460.2U
Authority: CN
Inventors: 钟松; 范年文
Original assignee: Zhongxiang Sanhe Building Material Co ltd
Current assignee: Zhongxiang Sanhe Building Material Co ltd
Priority date: 2019-04-11
Filing date: 2019-04-11
Publication date: 2020-09-29
Anticipated expiration: 2029-04-11

Abstract

The utility model belongs to the technical field of valves, in particular to a kettle cover safety interlocking device of a still kettle, which comprises a main valve body, wherein a baffle plate is arranged in the main valve body, the baffle plate is rotationally connected with the inner wall of the main valve body through a rotating rod, one end of the rotating rod penetrates through the inner top of the main valve body and is fixedly connected with a handle, one end of the top of the main valve body is provided with a chute, a sliding rod is fixedly connected in the chute, a sliding block is sleeved on the sliding rod in a sliding way, a first spring is sleeved on the sliding rod, two ends of the first spring are respectively fixedly connected with the inner wall of the sliding block and the chute, a clamping rod is fixedly connected at one side of the sliding block close to the handle, a plurality of clamping grooves corresponding to the clamping rod are arranged on the handle in a winding way, an air inlet pipe is fixedly inserted at the inner top of the main valve body far away from one end of, the backflow of gas is avoided, and certain potential safety hazards are eliminated.

Description

Safety interlocking device for kettle cover of still kettle

Technical Field

The utility model belongs to the technical field of evaporate the pressure cauldron equipment, specifically be the safety interlocking device of kettle cover of evaporating the pressure cauldron.

Background

Still cauldron also known as evaporate foster cauldron, pressure evaporate cauldron, is a bulky, heavy large-scale pressure vessel, however current still cauldron's kettle cover safety chain device kettle cover generally sets up for rotating with still cauldron, consequently when the kettle cover receives the effect of thrust, the kettle cover moves easily to increased the danger coefficient, current kettle cover is not convenient for clear up simultaneously, has consequently brought the inconvenience for the staff.

However, the existing still kettle valve is simple in internal structure, lacks a certain flow-limiting protection mechanism, easily causes backflow of gas, and has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kettle cover safety interlocking device who evaporates pressure cauldron to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a safety interlocking device for a kettle cover of an autoclave comprises a main valve body, wherein a baffle plate is arranged in the main valve body, the baffle plate is rotatably connected with the inner wall of the main valve body through a rotating rod, one end of the rotating rod penetrates through the inner top of the main valve body and is fixedly connected with a handle, one end of the top of the main valve body is provided with a chute, a slide rod is fixedly connected in the chute, a slide block is sleeved on the slide rod in a sliding manner, a first spring is sleeved on the slide rod, two ends of the first spring are respectively fixedly connected with the slide block and the inner wall of the chute, one side of the slide block, which is close to the handle, is fixedly connected with a clamping rod, a plurality of clamping grooves corresponding to the clamping rod are arranged on the handle in a surrounding manner, an air inlet pipe is fixedly inserted in the inner top of one end, which is far away from the air inlet pipe, an air outlet pipe, the utility model discloses a valve, including the main valve body, the main valve body is equipped with the bracing piece, the bracing piece is gone up to the sliding insertion and is equipped with the bracing piece, the one end fixedly connected with stopper of bracing piece, the one end fixedly connected with latch segment of bracing piece, be equipped with the check lock on the latch segment, the one end fixedly connected with stopper that the latch segment was kept away from to the bracing piece, the cover is equipped with the second spring on the bracing piece, the both ends of second spring respectively with stopper and fixed block fixed connection, the internal one end that is close to the intake pipe of main valve is equipped with the current-limiting plate, the top.

Preferably, the air inlet pipe and the air outlet pipe are fixedly sleeved with first sealing rings, and one side of each first sealing ring is abutted to the outer wall of the main valve body.

Preferably, one end of the rotating rod, which is close to the handle, is rotatably sleeved with two second sealing rings, and one sides, which are opposite to the second sealing rings, of the two second sealing rings are respectively abutted to the inner wall and the outer wall of the main valve body.

Preferably, the rotating shaft is sleeved with a torsion spring, and two ends of the torsion spring are respectively and fixedly connected with the inner wall of the main valve body and the flow limiting plate.

Preferably, the inner walls of the two ends of the main valve body are both arc-shaped.

Preferably, the handle is fixedly sleeved with an anti-skid sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the handle rotates and drives the bull stick and rotate to drive the baffle and rotate, the flow of control gas, then utilize the kelly to fix the handle, the restrictor plate can prevent gaseous refluence simultaneously, and torque spring can play certain torsion supporting role to the restrictor plate, and the latch segment can conveniently be fixed to the main valve body simultaneously, the utility model discloses a setting of restrictor plate and baffle makes the device can be fine carries out current-limiting control to the inside air current of autoclave, avoids the refluence of air current, has got rid of certain potential safety hazard.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a portion a of fig. 1.

In the figure: 1-main valve body, 2-baffle, 3-rotating rod, 4-handle, 5-sliding rod, 6-sliding block, 7-first spring, 8-clamping rod, 9-air inlet pipe, 10-air outlet pipe, 11-fixed block, 12-supporting rod, 13-locking block, 14-limiting block, 15-second spring, 16-flow limiting plate, 17-rotating shaft, 18-clamping block, 19-first sealing ring and 20-second sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the kettle cover safety interlocking device of the still kettle comprises a main valve body 1, a baffle plate 2 is arranged in the main valve body 1 and used for controlling the flow of gas, the baffle plate 2 is rotatably connected with the inner wall of the main valve body 1 through a rotating rod 3, one end of the rotating rod 3 penetrates through the inner top of the main valve body 1 and is fixedly connected with a handle 4 and is used for rotating the rotating rod 3, one end of the top of the main valve body 1 is provided with a chute, a sliding rod 5 is fixedly connected in the chute and is used for supporting a sliding block 6, the sliding rod 5 is sleeved with a sliding block 6 in a sliding way and is used for supporting a clamping rod 8, the sliding rod 5 is sleeved with a first spring 7, two ends of the first spring 7 are respectively and fixedly connected with the sliding block 6 and the inner wall of the chute and plays a certain elastic support for the sliding block 6, one side, close to the handle 4, of the sliding block 6 is fixedly connected with the clamping rod 8 and is used for fixing the handle 4, the gas guiding valve is used for guiding gas, a gas outlet pipe 10 is fixedly inserted at the inner bottom of one end, far away from a gas inlet pipe 9, of a main valve body 1 and is used for guiding gas out, a fixed block 11 is fixedly sleeved at one end, far away from the main valve body 1, of the gas inlet pipe 9 and the gas outlet pipe 10 and is used for supporting a supporting rod 12, a supporting rod 12 is slidably inserted on the fixed block 11 and is used for supporting a locking block 13, one end of the supporting rod 12, far away from the locking block 13, is fixedly connected with a limiting block 14 and is used for fixing the main valve body 1, the limiting block 14 is fixedly connected with one end, far away from the locking block 13, of the supporting rod 12 and is used for preventing the supporting rod 12 from falling off from the fixed block 11, a second spring 15 is sleeved on the supporting rod 12, two ends of the second spring 15 are respectively and fixedly connected with the limiting block 14 and the fixed block 11, the gas is prevented from flowing backwards, and the inner bottom of the main valve body 1 is fixedly connected with a clamping block 18 corresponding to the flow limiting plate 16 and used for clamping the flow limiting plate 16; furthermore, the air inlet pipe 9 and the air outlet pipe 10 are fixedly sleeved with a first sealing ring 19, and one side of the first sealing ring 19 is abutted against the outer wall of the main valve body 1 to prevent air leakage; furthermore, one end of the rotating rod 3 close to the handle 4 is rotatably sleeved with two second sealing rings 20, and the opposite sides of the two second sealing rings 20 are respectively abutted against the inner wall and the outer wall of the main valve body 1, so that gas leakage is prevented; furthermore, a torsion spring is sleeved on the rotating shaft 17, and two ends of the torsion spring are respectively and fixedly connected with the inner wall of the main valve body 1 and the flow limiting plate 16, so that a certain torsion support is provided for the flow limiting plate 16; furthermore, the inner walls of the two ends of the main valve body 1 are both arc-shaped, so that the impact force of the gas on the inner wall of the main valve body 1 is reduced; furthermore, an anti-skid sleeve is fixedly sleeved on the handle 4, so that the handle 4 can be conveniently rotated.

The working principle is as follows: the handle 4 is rotated to drive the rotating rod 3 to rotate, so as to drive the baffle 2 to rotate, the flow of gas is controlled, then the handle 4 is fixed by the clamping rod 8, meanwhile, the flow limiting plate 16 can prevent the gas from flowing backwards, the torsion spring can play a certain torsion supporting role for the flow limiting plate 16, and meanwhile, the locking block 14 can conveniently fix the main valve body 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Still kettle's kettle cover safety interlocking device, including the main valve body (1), its characterized in that: the inner wall of the main valve body (1) is rotatably connected through a rotating rod (3), one end of the rotating rod (3) penetrates through the inner top of the main valve body (1) and is fixedly connected with a handle (4), one end of the top of the main valve body (1) is provided with a sliding groove, a sliding rod (5) is fixedly connected in the sliding groove, a sliding block (6) is sleeved on the sliding rod (5) in a sliding mode, a first spring (7) is sleeved on the sliding rod (5), two ends of the first spring (7) are fixedly connected with the sliding block (6) and the inner wall of the sliding groove respectively, a clamping rod (8) is fixedly connected to one side of the sliding block (6) close to the handle (4), a plurality of clamping grooves corresponding to the clamping rod (8) are arranged on the handle (4) in a surrounding mode, an air inlet pipe (9) is fixedly inserted at the inner top of one end, far away from the sliding groove, of the main valve body (1), the inner bottom of one end, far away from the air inlet pipe (9), of the main valve body (1) is fixedly inserted with an air outlet pipe (10), one end, far away from the main valve body (1), of the air inlet pipe (9) and the air outlet pipe (10) is fixedly sleeved with a fixed block (11), a support rod (12) is slidably inserted on the fixed block (11), one end of the support rod (12) is fixedly connected with a locking block (13), a locking opening is formed in the locking block (13), one end, far away from the locking block (13), of the support rod (12) is fixedly connected with a limiting block (14), a second spring (15) is sleeved on the support rod (12), two ends of the second spring (15) are fixedly connected with the limiting block (14) and the fixed block (11) respectively, one end, close to the air inlet pipe (9), in the main valve body (1) is provided with a flow limiting plate (16), the top of the flow limiting plate (16), the inner bottom of the main valve body (1) is fixedly connected with a clamping block (18) corresponding to the flow limiting plate (16).

2. The safety interlocking device for the cover of the still kettle according to claim 1, wherein: the air inlet pipe (9) and the air outlet pipe (10) are fixedly sleeved with first sealing rings (19), and one sides of the first sealing rings (19) are abutted to the outer wall of the main valve body (1).

3. The safety interlocking device for the cover of the still kettle according to claim 1, wherein: one end of the rotating rod (3) close to the handle (4) is rotatably sleeved with two second sealing rings (20), and one sides, opposite to the second sealing rings (20), are respectively abutted against the inner wall and the outer wall of the main valve body (1).

4. The safety interlocking device for the cover of the still kettle according to claim 1, wherein: the rotating shaft (17) is sleeved with a torsion spring, and two ends of the torsion spring are respectively and fixedly connected with the inner wall of the main valve body (1) and the flow limiting plate (16).

5. The safety interlocking device for the cover of the still kettle according to claim 1, wherein: the inner walls of two ends of the main valve body (1) are both arc-shaped.

6. The safety interlocking device for the cover of the still kettle according to claim 1, wherein: the handle (4) is fixedly sleeved with an anti-skid sleeve.