Sealing and locking structure of pressure vessel

Abstract

The utility model belongs to the technical field of pressure vessels, and particularly relates to a pressure vessel sealing and locking structure which comprises a front pressure vessel, a rear pressure vessel, a rear fixing disc and a front fixing disc, a plurality of butt joint holes distributed at equal intervals are formed in the rear fixing disc and the front fixing disc respectively, the butt joint holes are connected through connecting screws, and the connecting screws are connected with the front fixing disc. The outer wall of the front pressure container is connected with an adjusting disc in a sliding mode, the outer wall of the rear fixing disc and the outer wall of the front fixing disc are fixedly connected with a rear connecting plate and a front connecting plate which correspond to each other respectively, and the rear connecting plate and the front connecting plate are connected through a sliding rod; a sliding rod is connected with a front connecting plate to limit a rear connecting plate on the outer wall of a rear fixing disc, so that a plurality of connecting screw rods can be inserted into butt joint holes through an adjusting disc at the same time to achieve the effect of quick assembly and disassembly, and when the front pressure container and the rear pressure container need to be separated, residual liquid can be prevented from being directly discharged to the outside; and harm to workers is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of pressure vessels, and in particular relates to a sealing and locking structure for a pressure vessel. Background Art

[0002] Pressure vessels are equipment used to store or withstand internal pressure, usually in industrial and manufacturing fields. These containers are usually designed to contain gas or liquid and must be able to withstand the pressure generated inside while ensuring safe operation. Common sealing and locking structures include the following: flange seal, threaded connection, welded seal, elastic ring seal;

[0003] When sealing and locking the pressure vessel by means of flange sealing, the flange needs to be fastened by multiple sets of bolts and the two flanges need to be aligned with each other, which is cumbersome during connection and removal and is not conducive to the sealing and locking operations. At the same time, when it is necessary to separate them, the two connected parts of the pressure vessel will be directly separated after the bolts and flanges are separated, which may easily cause residual liquid in the container to cause harm to the staff and is not conducive to the separation of the container. Utility Model Content

[0004] The utility model provides a sealing and locking structure for a pressure vessel, which has the characteristics of solving the problems of complicated installation and disassembly of the pressure vessel and the harm to the workers caused by the residual liquid in the vessel.

[0005] The utility model provides the following technical scheme: it includes a front pressure vessel, a rear pressure vessel, a rear fixed plate and a front fixed plate, the rear fixed plate and the front fixed plate are both provided with a plurality of equidistantly distributed docking holes, the docking holes are connected by connecting screws, the outer wall of the front pressure vessel is slidably connected with an adjusting plate, the adjusting plate is provided with a limiting groove matching one end of the connecting screw, one side of the front fixed plate is fixedly connected with a plurality of fixing rods, the fixing rods are slidably connected with the adjusting plate, the rear fixed plate and the outer wall of the front fixed plate are respectively fixedly connected with the corresponding rear connecting plate and the front connecting plate, the rear connecting plate and the front connecting plate are connected by a sliding rod, one side of the rear connecting plate is fixedly connected with a spring, one end of the sliding rod is connected with a side plate, a center plate is fixedly connected between the side plates, and the center plate is detachably connected to the rear pressure vessel.

[0006] Among them, a fixing groove is opened at one end of the rear pressure container, a connecting column is rotatably connected to the central plate, a rotating rod is fixedly connected to the outer wall of the connecting column, and one end of the connecting column is threadedly connected to the fixing groove.

[0007] Among them, a plurality of magnetic blocks corresponding to the docking holes are fixedly connected to the adjusting disk, a sliding hole is provided at the connection between the adjusting disk and the fixing rod, and the fixing rod is slidably connected to the sliding hole.

[0008] Among them, the rear connecting plate is provided with a connecting hole matching the sliding rod, one end of the sliding rod is provided with a connecting head, and the front connecting plate is provided with a connecting groove matching the connecting head.

[0009] Wherein, the spring is sleeved on the outer wall of the slide rod, and the spring is slidably connected to the outer wall of the slide rod.

[0010] The beneficial effects of the utility model are as follows: the rear connecting plate of the outer wall of the rear fixed plate is limited by connecting the sliding rod with the front connecting plate, so that the docking holes can directly correspond to each other, reducing the time required for alignment; at the same time, under the limitation of the adjusting plate by the fixing rod, the adjusting plate can simultaneously insert several connecting screws into the docking holes, which can play a role in rapid installation and disassembly; when the front pressure vessel and the rear pressure vessel need to be separated, it can prevent the residual liquid from being directly discharged to the outside, avoiding harm to the staff.

[0011] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is a three-dimensional structural schematic diagram of the rear fixing plate and the front fixing plate in the utility model;

[0014] Figure 3 It is a three-dimensional structural schematic diagram of the adjustment disk in the utility model;

[0015] Figure 4 For this utility model Figure 1 A is an enlarged schematic diagram.

[0016] In the figure: 1, front pressure vessel; 11, rear pressure vessel; 111, fixing groove; 2, rear fixing plate; 21, front fixing plate; 22, docking hole; 23, connecting screw; 24, adjusting plate; 25, magnetic block; 251, limiting groove; 26, fixing rod; 261, sliding hole; 27, front connecting plate; 271, connecting groove; 3, rear connecting plate; 31, connecting hole; 32, sliding rod; 321, spring; 322, connecting head; 33, center plate; 34, side plate; 35, connecting column; 351, rotating rod. DETAILED DESCRIPTION

[0017] See also Figure 1-Figure 4The utility model provides the following technical scheme: it includes a front pressure vessel 1, a rear pressure vessel 11, a rear fixing plate 2 and a front fixing plate 21, characterized in that: a plurality of equally spaced docking holes 22 are provided on the rear fixing plate 2 and the front fixing plate 21, and the docking holes 22 are connected by connecting screws 23, an adjusting plate 24 is slidably connected to the outer wall of the front pressure vessel 1, a limiting groove 251 matching one end of the connecting screw 23 is provided on the adjusting plate 24, a plurality of fixing rods 26 are fixedly connected to one side of the front fixing plate 21, and the fixing rods 26 are slidably connected to the adjusting plate 24, and the outer walls of the rear fixing plate 2 and the front fixing plate 21 are respectively fixedly connected to the corresponding rear connecting plate 3 and the front connecting plate 27, and the rear connecting plate 3 and the front connecting plate 27 are connected by a sliding rod 32, a spring 321 is fixedly connected to one side of the rear connecting plate 3, one end of the sliding rod 32 is connected to a side plate 34, a center plate 33 is fixedly connected between the side plates 34, and the center plate 33 is detachably connected to the rear pressure vessel 11.

[0018] In this embodiment: the front pressure vessel 1 and the rear pressure vessel 11 are pressure vessel bodies, which are connected and sealed to facilitate the use of gas or liquid. When connecting them, the rear fixed plate 2 fixedly connected to the rear pressure vessel 11 is used to correspond to the front fixed plate 21 fixedly connected to the front pressure vessel 1, so that the docking holes 22 opened on the front fixed plate 21 and the rear fixed plate 2 correspond to each other, and they are connected by connecting screws 23. When connecting, the center plate 33 detachably connected at one end of the rear pressure vessel 11 supports and fixes the side plate 34, and the sliding rod 32 rotatably connected to one side of the side plate 34 can be threadedly connected to the front connecting plate 27, so that it is fixed between the front fixed plate 21, and at the same time, the sliding rod 32 is fixed to the outer wall of the rear fixed plate 2. The connected rear connecting plate 3 is slidably connected, and at this time, the docking holes 22 opened on the rear fixing plate 2 and the front fixing plate 21 can correspond to each other, and are separated from the center plate 33 through the rear pressure vessel 11. At this time, the spring 321 fixedly connected between the connecting hole 31 and the side plate 34 can provide a corresponding elastic force to the rear fixing plate 2, so that the rear fixing plate 2 drives the rear pressure vessel 11 to be pushed and displaced to a position that fits with the front fixing plate 21. At this time, several docking holes 22 correspond to each other, and when it is necessary to insert the connecting screw 23 between the docking holes 22 and seal and lock them with the nut, at this time, the adjusting plate 24 slidably connected to the outer wall of the front pressure vessel 1 can be limited by the fixing rod 26 fixedly connected to one side of the front fixing plate 21, so that the fixing rod 26 is slidably connected to the adjusting plate 24. The adjusting plate 24 is connected to the outer wall of the front pressure vessel 1, so that it can not affect the sliding of the adjusting plate 24 on the outer wall of the front pressure vessel 1, and the positions of the several equally distributed limiting grooves 251 opened on the adjusting plate 24 are positioned so that it can maintain a corresponding position with the docking hole 22. The limiting groove 251 can limit one end of the connecting screw 23. After one end of the several connecting screws 23 is installed in the limiting groove 251, by pushing the adjusting plate 24 to make it fit with the connecting screw 23, the connecting screw 23 can be effectively inserted into the docking hole 22 opened on the rear fixing plate 2 and the front fixing plate 21, and then connected and fixed by nuts, so that the device can quickly connect and seal the front pressure vessel 1 and the rear pressure vessel 11, so that the device can effectively avoid the need to The rear fixing plate 2 and the front fixing plate 21 should be aligned first, and then the connecting screw 23 should be inserted into the docking hole 22 in sequence, so that the device can improve the sealing and locking efficiency of the front pressure vessel 1 and the rear pressure vessel 11. At the same time, when the front pressure vessel 1 and the rear pressure vessel 11 need to be separated, the connecting screw 23 and the docking hole 22 can be separated together after the nut is removed. At the same time, after the connecting screw 23 is separated, the rear pressure vessel 11 can still be in a position that fits with the front pressure vessel 1 under the support of the spring 321, so as to avoid directly separating the residual liquid inside and directly discharging it from the separation point, which is harmful to the staff. After ensuring the safety of separation, the rear pressure vessel 11 can be pushed to the center plate 33 to connect the center plate 33 to the rear pressure vessel 11.The rear pressure vessel 11 is separated from the front pressure vessel 1, and the slide bar 32 can be separated from the front connecting plate 27, so that the staff can clean the front pressure vessel 1 and the rear pressure vessel 11.

[0019] A fixing groove 111 is provided at one end of the rear pressure vessel 11, a connecting column 35 is rotatably connected to the center plate 33, a rotating rod 351 is fixedly connected to the outer wall of the connecting column 35, and one end of the connecting column 35 is threadedly connected to the fixing groove 111; the fixing groove 111 provided at one end of the rear pressure vessel 11 is used to be connected to the connecting column 35 rotatably connected to the center plate 33, so that the connecting column 35 can be threadedly connected to the fixing groove 111, and the rear pressure vessel 11 can be connected and separated at the same time, and the rotating rod 351 is used to facilitate the staff to rotate the connecting column 35.

[0020] A plurality of magnetic blocks 25 corresponding to the docking holes 22 are fixedly connected to the adjusting disk 24. A sliding hole 261 is provided at the connection between the adjusting disk 24 and the fixing rod 26. The fixing rod 26 is slidably connected to the sliding hole 261. The magnetic blocks 25 fixedly connected to the adjusting disk 24 can adsorb the connecting screw 23 so that the connecting screw 23 can be installed in the limiting groove 251, which is convenient for simultaneous installation and insertion of the connecting screw 23. The sliding hole 261 is used to enable the fixing rod 26 to be slidably connected to the adjusting disk 24.

[0021] A connecting hole 31 matching the slide rod 32 is provided on the rear connecting plate 3, a connecting head 322 is provided at one end of the slide rod 32, and a connecting groove 271 matching the connecting head 322 is provided on the front connecting plate 27; the connecting hole 31 provided on the rear connecting plate 3 is used to enable the rear connecting plate 3 to be slidably connected to the slide rod 32, and the connecting head 322 is used to be threadedly connected to the connecting groove 271, so that the slide rod 32 can be connected to and separated from the front connecting plate 27.

[0022] The spring 321 is sleeved on the outer wall of the slide rod 32, and the spring 321 is slidably connected to the outer wall of the slide rod 32; the spring 321 is sleeved on the outer wall of the slide rod 32, and is slidably connected to the slide rod 32, so that it can support the rear connecting plate 3 without affecting the sliding adjustment position of the rear connecting plate 3 on the slide rod 32.

[0023] The working principle and use process of the utility model are as follows: during installation, the front connecting plate 27 is connected to the sliding rod 32, and the rear connecting plate 3 fixedly connected to the outer wall of the rear fixing plate 2 slides on the sliding rod 32, so that the rear fixing plate 2 and the rear pressure container 11 can be supported to a fitting position with the front fixing plate 21 under the action of the spring 321. At this time, the adjusting plate 24 is limited by the fixing rod 26 and slides on the outer wall of the front pressure container 1. By installing one end of a plurality of connecting screws 23 into the limiting groove 251, and then pushing the adjusting plate 24 so that it can drive the plurality of connecting screws 23 to be pushed into the docking holes 22 opened on the rear fixing plate 2 and the front fixing plate 21, the effect of quick installation is achieved, and it can During dismantling, the connecting screw 23 is separated from the docking hole 22 at the same time to improve the separation efficiency. After the connecting screw 23 is separated from the docking hole 22, the rear pressure vessel 11 can remain in a position in contact with the front pressure vessel 1 under the support of the spring 321, avoiding direct discharge of the residual liquid inside the separation from the separation point, which is harmful to the staff. After ensuring the safety of separation, the rear pressure vessel 11 can be pushed to the center plate 33 to connect the center plate 33 to the rear pressure vessel 11, so that the rear pressure vessel 11 is separated from the front pressure vessel 1, and the sliding rod 32 can be separated from the front connecting plate 27 at the same time, so that the staff can clean the front pressure vessel 1 and the rear pressure vessel 11.

Claims

1. A pressure vessel sealing and locking structure, comprising a front pressure vessel (1), a rear pressure vessel (11), a rear fixing plate (2) and a front fixing plate (21), characterized in that: The rear fixing plate (2) and the front fixing plate (21) are both provided with a plurality of equally spaced docking holes (22), the docking holes (22) being connected via connecting screws (23), an adjusting plate (24) being slidably connected to the outer wall of the front pressure container (1), the adjusting plate (24) being provided with a limiting groove (251) matching one end of the connecting screw (23), a plurality of fixing rods (26) being fixedly connected to one side of the front fixing plate (21), the fixing rods (26) being slidably connected to the adjusting plate (24). The outer walls of the rear fixed plate (2) and the front fixed plate (21) are respectively fixedly connected with corresponding rear connecting plates (3) and front connecting plates (27); the rear connecting plates (3) and the front connecting plates (27) are connected via a sliding rod (32); one side of the rear connecting plate (3) is fixedly connected with a spring (321); one end of the sliding rod (32) is connected with a side plate (34); a center plate (33) is fixedly connected between the side plates (34); and the center plate (33) is detachably connected to the rear pressure vessel (11).

2. A pressure vessel sealing and locking structure according to claim 1, characterized in that: A fixing groove (111) is provided at one end of the rear pressure container (11), a connecting column (35) is rotatably connected to the center plate (33), a rotating rod (351) is fixedly connected to the outer wall of the connecting column (35), and one end of the connecting column (35) is threadedly connected to the fixing groove (111).

3. A pressure vessel sealing and locking structure according to claim 1, characterized in that: A plurality of magnetic blocks (25) corresponding to the docking holes (22) are fixedly connected to the adjusting disk (24); a sliding hole (261) is provided at the connection between the adjusting disk (24) and the fixing rod (26); and the fixing rod (26) is slidably connected to the sliding hole (261).

4. A pressure vessel sealing and locking structure according to claim 1, characterized in that: The rear connecting plate (3) is provided with a connecting hole (31) matching the sliding rod (32), one end of the sliding rod (32) is provided with a connecting head (322), and the front connecting plate (27) is provided with a connecting groove (271) matching the connecting head (322).

5. A pressure vessel sealing and locking structure according to claim 1, characterized in that: The spring (321) is sleeved on the outer wall of the slide rod (32), and the spring (321) is slidably connected to the outer wall of the slide rod (32).

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