Integrated boiler pressure and sealing performance detection pressing device

Abstract

The utility model discloses an integrated boiler pressure and sealing performance detection pressing device, and relates to the technical field of boiler detection, an installation circular plate is fixedly installed at the bottom of the inner side of a pressing pipe, a piston rod is embedded in the middle of the inner side of the installation circular plate and slidably connected with the installation circular plate, and a gas injection piston head is fixedly connected to the bottom end of the piston rod. The gas injection piston head moves in the pressing pipe, pressure gas is pressed into the boiler, the extrusion cam is driven by the driving motor to rotate, and therefore the extrusion cam can conveniently drive the jacking block to conduct reciprocating extrusion. The top pressing block drives the piston rod and the gas injection piston head to move in a reciprocating mode, the gas injection piston head can continuously inject pressure gas into the boiler in a continuous and balanced mode in combination with elastic supporting of the supporting spring, the duration time of the pressing process is long, the pressure is constant, and the detection precision of the boiler in the sealing performance detection process is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boiler detection technical field, concretely is a kind of integrated boiler pressure and sealing detection pressurizing device. BACKGROUND

[0002] Boiler is a kind of energy conversion equipment, hot water or steam generated in boiler can directly provide required heat energy for industrial production and people's life, or can pass through steam power device conversion mechanical energy, or again pass through generator and convert mechanical energy into electric energy. Boiler that provides hot water is called hot water boiler, mainly used for life, and there is a small amount of application in industrial production, in the actual application process of boiler, sealing and pressure detection need to be carried out to it by detection equipment.

[0003] At present, when the sealing and pressure of boiler are detected, manual pressing is generally used in the process of pressurizing, manual pressing has high labor intensity, so that the pressurizing process of boiler cannot be carried out continuously and constantly, and the synchronous balance of pressurizing frequency cannot be guaranteed, so that the pressure cannot be better introduced into the boiler, and the sealing detection result of subsequent boiler is prone to deviation. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of integrated boiler pressure and sealing detection pressurizing device, and the technical problem raised in above background technical can be effectively solved.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of integrated boiler pressure and sealing detection pressurizing device, including boiler cover, the top side of the boiler cover is connected with pressurizing pipe, and the other side of the top of the boiler cover is connected with pressure relief pipe at corresponding pressurizing pipe, and pressure relief structure is arranged in the inside of pressure relief pipe, the pressurizing pipe and pressure relief pipe are connected with the top of the boiler cover by connecting seat, pressure gauge is installed between the other side of the top of the boiler cover corresponding pressurizing pipe and pressure relief pipe, the bottom of the pressurizing pipe is connected with one-way air inlet solenoid valve, the bottom of the pressure relief pipe is connected with one-way exhaust solenoid valve;

[0006] The inside bottom of the pressurizing pipe is installed with installation round plate, the inside middle part of the installation round plate is embedded with piston rod that can be slidably connected, the bottom end of the piston rod is connected with gas injection piston head, the top of the installation round plate is connected with support spring, the piston rod is sleeved in the inside of support spring, and the top end of the piston rod is connected with top pressure block, the top side of the pressurizing pipe is installed with driving motor by support, the driving motor is powered by external power supply, and the output shaft end of the driving motor is connected with extrusion cam at corresponding top pressure block.

[0007] Preferably, the pressurizing pipe and pressure relief pipe are combined and connected by connecting rod on opposite side edges, and the pressurizing pipe and pressure relief pipe are connected with the inside of boiler.

[0008] Preferably, a matching circular groove is formed in the middle of the inner side of the mounting circular plate, and the piston rod slides along the matching circular groove, and the bottom end and the top end of the supporting spring are fixedly connected with the mounting circular plate and the top pressing block respectively.

[0009] Preferably, the extrusion cam is located at the center of the top pressing block, and the edge of the extrusion cam is tightly attached to the top surface of the top pressing block.

[0010] Preferably, the pressure relief structure comprises a sliding circular block.

[0011] The inner side of the pressure relief pipe is embedded with the sliding circular block, the edge end of the sliding circular block is tightly attached to the pipe wall of the pressure relief pipe through the sealing sliding sheet, an L-shaped exhaust curved groove is formed in the inner side of the sliding circular block, a pressing spring is connected to the top of the sliding circular block, the top of the pressing spring is fixedly connected with the limiting top cover, and the limiting top cover is connected to the top end of the pressure relief pipe.

[0012] An exhaust passage is formed in the side of the pressure relief pipe corresponding to the exhaust curved groove, a connecting square pipe is connected to the gas outlet end of the exhaust passage corresponding to the edge of the pressure relief pipe, and a sealing pipe cover is tightly sleeved to the outer side of the connecting square pipe.

[0013] Preferably, the gas inlet end of the exhaust curved groove is located at the middle of the bottom of the sliding circular block, the gas outlet end of the exhaust curved groove corresponds to the exhaust passage, and the groove widths of the exhaust curved groove and the exhaust passage are equal.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1、The utility model discloses a pressure relief pipe, a sliding circular block, an exhaust curved groove, a pressing spring and a limiting top cover are arranged, the pressure relief pipe is connected to the pressure pipe, and the pressure relief pipe is connected to the boiler cover, which realizes the integration of pressure and sealing performance detection, and the pressure and sealing performance of the boiler can be conveniently detected.

[0016] 2, the utility model discloses a sliding round block and sealing slide piece can when detecting the pressure inside the boiler, the pressure gas in the boiler drives the sliding round block to go up along the pressure relief pipe, and the sliding round block and sealing slide piece are close to the inner wall of pressure relief pipe, so that the gas cannot be discharged through the exhaust elbow, and with the rising of sliding round block makes the compression of the compression spring, and through the continuous driving effect of pressure gas, the exhaust elbow in the sliding round block moves to the position corresponding with exhaust channel, to this release the plugging of exhaust elbow, so that pressure gas can be discharged to the connecting square pipe through exhaust elbow, after opening the sealing pipe cover, pressure gas can be discharged quickly through the connecting square pipe. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are included to provide a further understanding of the present application and are incorporated in and constitute a part of this specification, illustrate embodiments of the present application and are included to provide a further understanding of the present application, and do not constitute a limitation of the present application.

[0018] In the drawings:

[0019] Figure 1 It is the structural schematic diagram of the utility model;

[0020] Figure 2 It is the installation structure schematic diagram of the extrusion cam of the utility model;

[0021] Figure 3 It is the sectional view of the pressure pipe of the utility model;

[0022] Figure 4 It is the sectional view of the pressure relief pipe of the utility model;

[0023] Marked number in the drawing: 1, boiler cover; 2, pressure pipe; 3, pressure relief pipe; 4, connecting seat; 5, pressure gauge; 6, one-way inlet electromagnetic valve; 7, one-way exhaust electromagnetic valve 7; 8, installation round plate; 9, piston rod; 10, gas injection piston head; 11, supporting spring; 12, top pressure block; 13, extrusion cam; 14, driving motor; 15, sliding round block; 16, sealing slide piece; 17, exhaust elbow; 18, compression spring; 19, exhaust channel; 20, connecting square pipe; 21, sealing pipe cover; 22, limit top cover. DETAILED DESCRIPTION

[0024] The preferred embodiments of the present application will be described below in conjunction with the accompanying drawings, and it should be understood that the preferred embodiments described here are only used to illustrate and explain the present application, and do not limit the present application.

[0025] Embodiment: as Figures 1-4As shown, the utility model provides a technical scheme, a kind of integrated boiler pressure and sealing detection pressurizing device, including boiler cover 1, the top side of boiler cover 1 is connected with pressurizing pipe 2, and the top other side of boiler cover 1 is connected with pressure relief pipe 3 at corresponding pressurizing pipe 2, pressurizing pipe 2 and pressure relief pipe 3 relative one side edge portion are combined by connecting rod Connection, and pressurizing pipe 2 and pressure relief pipe 3 are all connected with the inside of boiler, it is convenient to carry out combined connection between pressurizing pipe 2 and pressure relief pipe 3, realize the integration of pressure and sealing detection, and the inside of pressure relief pipe 3 is provided with pressure relief structure, and pressure relief structure is convenient for the pressure relief of boiler, pressurizing pipe 2 and pressure relief pipe 3 are all connected with the top of boiler cover 1 by connecting seat 4, pressure gauge 5 is installed at the position between pressurizing pipe 2 and pressure relief pipe 3 on the other side of the top of boiler cover 1, the bottom of pressurizing pipe 2 is connected with one-way air inlet solenoid valve 6, and the bottom of pressure relief pipe 3 is connected with one-way exhaust solenoid valve 7;

[0026] The inside bottom of pressurizing pipe 2 is fixedly installed with mounting round plate 8, the inside middle part of mounting round plate 8 is embedded with piston rod 9 that can be slidably connected, the bottom end of piston rod 9 is fixedly connected with gas injection piston head 10, the top of mounting round plate 8 is connected with supporting spring 11, piston rod 9 is sleeved on the inside of supporting spring 11, and the top end of piston rod 9 is fixedly connected with top pressing block 12, the inside middle part of mounting round plate 8 is provided with fitting circular groove, and piston rod 9 is guided to slide along fitting circular groove, the bottom end and top end of supporting spring 11 are fixedly connected between mounting round plate 8 and top pressing block 12 respectively, so that piston rod 9 can slide along the inside of mounting round plate 8, and supporting spring 11 is used to elastically connect mounting round plate 8 and top pressing block 12, the top side of pressurizing pipe 2 is fixedly installed with driving motor 14 through support, driving motor 14 is powered by external power supply, and the output shaft end of driving motor 14 is connected with extrusion cam 13 at corresponding top pressing block 12, extrusion cam 13 is located at the central position of top pressing block 12, and the edge of extrusion cam 13 is tightly attached to the top surface of top pressing block 12, and extrusion contact is formed between extrusion cam 13 and top pressing block 12, so that top pressing block 12 can be driven to reciprocate by extrusion cam 13.

[0027] The pressure relief structure includes sliding block 15;

[0028] The inside of pressure relief pipe 3 is embedded with sliding block 15 that can be slidably connected, and the edge end of sliding block 15 is tightly attached and connected to the pipe wall of pressure relief pipe 3 through sealing sliding sheet 16, the inside of sliding block 15 is provided with L-shaped exhaust bend groove 17, and the top of sliding block 15 is connected with pressing spring 18, the top end of pressure relief pipe 3 is connected with limiting top cover 22, and the top of pressing spring 18 is fixedly connected with limiting top cover 22;

[0029] The side of the pressure relief pipe 3 corresponding to the exhaust elbow 17 is provided with an exhaust channel 19, the inlet end of the exhaust elbow 17 is located at the middle end of the bottom of the sliding block 15, the outlet end of the exhaust elbow 17 corresponds to the exhaust channel 19, the slot widths of the exhaust elbow 17 and the exhaust channel 19 are equal, the position of the exhaust elbow 17 and the exhaust channel 19 is coincided, the block of the exhaust elbow 17 is conveniently removed, the pressure gas can be discharged through the exhaust elbow 17, the side of the pressure relief pipe 3 corresponding to the outlet end of the exhaust channel 19 is connected with a connecting square pipe 20, the outer side of the connecting square pipe 20 is tightly sleeved with a sealing pipe cover 21.

[0030] The working principle and use process of the utility model: the integrated boiler pressure and sealing detection pressurizing device in the actual application process, first through the connecting seat 4 pressurizing pipe 2 and pressure relief pipe 3 are installed to the top of boiler cover 1, and utilize pressurizing pipe 2 and pressure relief pipe 3 side's connecting rod to carry out combination connection between pressurizing pipe 2 and pressure relief pipe 3, realize the integration of pressure and sealing detection, to this to facilitate the pressure and sealing detection of the inside of boiler;

[0031] The boiler cover 1 is sealingly connected to the top of the boiler, and in the sealing detection process, first open the one-way inlet electromagnetic valve 6 at the bottom of the pressurizing pipe 2, and then use the installation circular plate 8, the piston rod 9, the gas injection piston head 10, the supporting spring 11 and the pressure block 12 to facilitate the movement of the gas injection piston head 10 in the pressurizing pipe 2, so that the pressure gas is pressed into the boiler.

[0032] In the specific gas injection pressurizing process, the driving motor 14 drives the extrusion cam 13 to rotate, the extrusion cam 13 is in extrusion contact with the pressure block 12, so that the pressure block 12 is driven by the extrusion cam 13 to reciprocate, the piston rod 9 and the gas injection piston head 10 are driven by the pressure block 12 to reciprocate, and the elastic support of the supporting spring 11 enables the gas injection piston head 10 to continuously and evenly inject the pressure gas into the boiler, and the pressurizing process lasts for a long time, the pressure is constant, after the pressure gas is injected into the boiler, the pressure in the boiler increases, the pressure gauge 5 is observed, if the pressure after the pressure gauge 9 detects no change, it indicates that the sealing property of the boiler is good, and the sealing property detection of the boiler is realized.

[0033] When the pressure of the boiler is detected, the one-way exhaust electromagnetic valve 7 is opened, the pressure gas in the boiler enters the pressure relief pipe 3 through the one-way exhaust electromagnetic valve 7, and the sliding block 15 in the pressure relief pipe 3 is driven to move by the pressure gas, so that the sliding block 15 and the sealing sliding block 16 can be driven by the pressure gas in the boiler to rise along the pressure relief pipe 3 when the pressure in the boiler is detected.

[0034] In the process of the sliding block 15 rising, the sliding block 15 and the sealing slide 16 are close to the inner wall of the pressure relief pipe 3, so that the gas cannot be discharged through the exhaust bend 17; with the rising of the sliding block 15, the compression spring 18 is compressed, and through the continuous driving effect of the pressure gas, the exhaust bend 17 inside the sliding block 15 is moved to the position corresponding to the exhaust channel 19, so as to remove the blockage of the exhaust bend 17, so that the pressure gas can be discharged into the connecting square pipe 20 through the exhaust bend 17; after the sealing pipe cover 21 is opened, the pressure gas can be quickly discharged through the connecting square pipe 20;

[0035] With the continuous decrease of the pressure in the boiler, the pressure gas cannot push the sliding block 15 to continue to move, then the sliding block 15 will be reset by the compression spring 18, and the compression spring 18 is used to push the sliding block 15 to reset, so as to dislocate the position of the exhaust bend 17 and the exhaust channel 19, reseal the exhaust bend 17, so as to realize the pressure detection of the inside of the boiler.

[0036] Finally, it should be pointed out that: the above is only the preferred example of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An integrated boiler pressure and sealing performance testing device, comprising a boiler furnace cover (1), characterized in that: A pressure-pressing pipe (2) is connected to one side of the top of the boiler cover (1), and a pressure-relief pipe (3) is connected to the other side of the top of the boiler cover (1) corresponding to the pressure-pressing pipe (2). The pressure-relief pipe (3) has a pressure-relief structure inside. The pressure-pressing pipe (2) and the pressure-relief pipe (3) are connected to the top of the boiler cover (1) through a connecting seat (4). A pressure gauge (5) is installed on the other side of the top of the boiler cover (1) at the position between the pressure-pressing pipe (2) and the pressure-relief pipe (3). A one-way air intake solenoid valve (6) is connected to the bottom of the pressure-pressing pipe (2), and a one-way exhaust solenoid valve (7) is connected to the bottom of the pressure-relief pipe (3). An installation disc (8) is installed on the bottom inner side of the pressure tube (2). A piston rod (9) is slidably connected to the middle inner side of the installation disc (8). An air injection piston head (10) is connected to the bottom end of the piston rod (9). A support spring (11) is connected to the top of the installation disc (8). The piston rod (9) is sleeved on the inner side of the support spring (11). A top pressure block (12) is connected to the top end of the piston rod (9). A drive motor (14) is installed on one side of the top of the pressure tube (2) through a bracket. The drive motor (14) is powered by an external power source. A compression cam (13) is connected to the end of the output shaft of the drive motor (14) corresponding to the top pressure block (12).

2. The integrated boiler pressure and sealing performance testing device according to claim 1, characterized in that: The pressure-pressurizing pipe (2) and the pressure-relief pipe (3) are connected on opposite sides by a connecting rod, and both the pressure-pressurizing pipe (2) and the pressure-relief pipe (3) are connected to the inside of the boiler.

3. The integrated boiler pressure and sealing performance testing device according to claim 1, characterized in that: The mounting plate (8) has a matching groove in the middle of its inner side, and the piston rod (9) slides along the matching groove. The bottom and top ends of the support spring (11) are fixedly connected to the mounting plate (8) and the top pressure block (12), respectively.

4. The integrated boiler pressure and sealing performance testing device according to claim 1, characterized in that: The extrusion cam (13) is located at the center of the top pressure block (12), and the edge of the extrusion cam (13) is in close contact with the top surface of the top pressure block (12).

5. The integrated boiler pressure and sealing performance testing device according to claim 1, characterized in that: The pressure relief structure includes a sliding circular block (15); The pressure relief pipe (3) has a sliding block (15) embedded in its inner side, and the edge of the sliding block (15) is tightly connected to the pipe wall of the pressure relief pipe (3) through a sealing slide (16). The sliding block (15) has an L-shaped exhaust groove (17) inside, and a pressure spring (18) is connected to the top of the sliding block (15). The top of the pressure relief pipe (3) is connected to a limit cover (22), and the top of the pressure spring (18) is fixedly connected to the limit cover (22). The side of the pressure relief pipe (3) is provided with an exhaust channel (19) on the side corresponding to the exhaust bend (17). The side of the pressure relief pipe (3) is connected to the exhaust end of the exhaust channel (19) with a connecting square pipe (20). A sealing pipe cap (21) is tightly fitted on the outside of the connecting square pipe (20).

6. The integrated boiler pressure and sealing performance testing device according to claim 5, characterized in that: The air inlet of the exhaust bend (17) is located at the bottom center of the sliding block (15), and the air outlet of the exhaust bend (17) corresponds to the exhaust channel (19), and the width of the slots of the exhaust bend (17) and the exhaust channel (19) are equal.

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