CN114544109A - Ball valve sealing detection method - Google Patents
Ball valve sealing detection method Download PDFInfo
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- CN114544109A CN114544109A CN202210234763.7A CN202210234763A CN114544109A CN 114544109 A CN114544109 A CN 114544109A CN 202210234763 A CN202210234763 A CN 202210234763A CN 114544109 A CN114544109 A CN 114544109A
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- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 238000007789 sealing Methods 0.000 title claims description 42
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000001125 extrusion Methods 0.000 description 37
- 238000012360 testing method Methods 0.000 description 9
- 230000001960 triggered effect Effects 0.000 description 5
- 238000007689 inspection Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
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Abstract
本发明公开了一种球阀的密封性检测方法，将四个弯头球阀的端口首尾相连组成环状，给该四个弯头球阀配置四个定位基座，每个定位基座都设置在相邻两个弯头球阀的端口之间；在每个定位基座上分别设置充气管路；定位基座将相邻一个弯头球阀的端口封闭，定位基座的充气管路与相邻另一个弯头球阀的端口连通；且每个弯头球阀仅与一个定位基座的充气管路连通；通过四个定位基座的充气管路对四个弯头球阀进行充气检测。本发明能同时检测四个弯头球阀的气密性，且能在任一弯头球阀气密性检测不合格时进行相应报警，可提高弯头球阀密封性检测的效率。The invention discloses a method for detecting the tightness of a ball valve. The ports of four elbow ball valves are connected end to end to form a ring shape, and four positioning bases are arranged for the four elbow ball valves, and each positioning base is arranged at a relative position. between the ports of two adjacent elbow ball valves; each positioning base is provided with an inflatable pipeline; the positioning base closes the port of one adjacent elbow ball valve, and the inflatable pipeline of the positioning base is connected to another adjacent one. The ports of the elbow ball valves are communicated; and each elbow ball valve is only communicated with the inflation pipeline of one positioning base; the inflation detection of the four elbow ball valves is performed through the inflation pipelines of the four positioning bases. The invention can detect the air tightness of four elbow ball valves at the same time, and can give a corresponding alarm when the air tightness detection of any elbow ball valve is unqualified, which can improve the efficiency of the tightness detection of the elbow ball valve.
Description
技术领域technical field
本发明涉及球阀的密封性检测方法。The invention relates to a method for detecting the tightness of a ball valve.
背景技术Background technique
球阀是控制气体流通的启闭件。球阀一般包括阀体，阀体一端为输入端，阀体另一端为输出端。有些球阀的阀体为弧形，且为四分之一圆弧，且阀体输入端的轴心与输出端的轴心垂直，此类球阀为弯头球阀。为了保证弯头球阀的密封性，需要对弯头球阀进行充气检验，但弯头球阀由于其阀体结构特性，不易进行充气检验，更不易进行批量充气检验。The ball valve is an opening and closing part that controls the flow of gas. The ball valve generally includes a valve body, one end of the valve body is the input end, and the other end of the valve body is the output end. The valve body of some ball valves is arc-shaped and is a quarter arc, and the axis of the input end of the valve body is perpendicular to the axis of the output end. This type of ball valve is an elbow ball valve. In order to ensure the tightness of the elbow ball valve, it is necessary to carry out the inflatable inspection of the elbow ball valve. However, due to the structural characteristics of the valve body, the elbow ball valve is not easy to carry out inflatable inspection, and it is even more difficult to carry out batch inflation inspection.
发明内容SUMMARY OF THE INVENTION
本发明的目的在于提供一种球阀的密封性检测方法，其能同时检测四个弯头球阀的气密性，且能在任一弯头球阀气密性检测不合格时进行相应报警，可提高弯头球阀密封性检测的效率。The purpose of the present invention is to provide a method for detecting the tightness of a ball valve, which can detect the air tightness of four elbow ball valves at the same time, and can give a corresponding alarm when the air tightness detection of any elbow ball valve is unqualified, which can improve the bending performance. Efficiency of ball valve tightness testing.
为实现上述目的，本发明的技术方案是设计一种球阀的密封性检测方法，将四个弯头球阀的端口首尾相连组成环状，给该四个弯头球阀配置四个定位基座，每个定位基座都设置在相邻两个弯头球阀的端口之间；在每个定位基座上分别设置充气管路；定位基座将相邻一个弯头球阀的端口封闭，定位基座的充气管路与相邻另一个弯头球阀的端口连通；且每个弯头球阀仅与一个定位基座的充气管路连通；通过四个定位基座的充气管路对四个弯头球阀进行充气检测。In order to achieve the above purpose, the technical solution of the present invention is to design a method for detecting the tightness of a ball valve. The ports of four elbow ball valves are connected end to end to form a ring shape, and four positioning bases are arranged for the four elbow ball valves, each Each positioning base is set between the ports of two adjacent elbow ball valves; each positioning base is respectively provided with an inflation pipeline; the positioning base seals the port of an adjacent elbow ball valve, and the positioning base The inflation pipeline is communicated with the port of another adjacent elbow ball valve; and each elbow ball valve is only communicated with the inflation pipeline of one positioning base; Inflatable detection.
优选的，相邻两个弯头球阀的端口，其中一个弯头球阀的端口为该弯头球阀的输入端，另一个弯头球阀的端口为该弯头球阀的输出端。Preferably, among the ports of two adjacent elbow ball valves, the port of one elbow ball valve is the input end of the elbow ball valve, and the port of the other elbow ball valve is the output end of the elbow ball valve.
优选的，弯头球阀与相邻定位基座充气管路连通的端口，为该弯头球阀的输入端。Preferably, the port of the elbow ball valve communicating with the inflation pipeline of the adjacent positioning base is the input end of the elbow ball valve.
优选的，给该四个弯头球阀配置四个挤压缸，四个挤压缸与四个弯头球阀一一对应，挤压缸将对应的弯头球阀压紧在两端相邻的定位基座上。Preferably, four extrusion cylinders are allocated to the four elbow ball valves, and the four extrusion cylinders correspond to the four elbow ball valves one-to-one, and the extrusion cylinders press the corresponding elbow ball valves at the adjacent two ends. on the base.
优选的，在四个定位基座上设置分别设置气压检测装置，四个气压检测装置与四个弯头球阀一一对应，通过四个气压检测装置检测四个弯头球阀的气压。Preferably, air pressure detection devices are respectively arranged on the four positioning bases, and the four air pressure detection devices are in one-to-one correspondence with the four elbow ball valves, and the air pressures of the four elbow ball valves are detected by the four air pressure detection devices.
优选的，气压检测装置检测出对应弯头球阀的气压低于预设值时向外输出报警信号。Preferably, the air pressure detection device outputs an alarm signal when it detects that the air pressure of the corresponding elbow ball valve is lower than a preset value.
优选的，在四个定位基座上设置分别设置报警装置，四个报警装置与四个气压检测装置一一对应，报警装置由对应液压检测装置输出的报警信号触发报警。Preferably, the four positioning bases are respectively provided with alarm devices, the four alarm devices are in one-to-one correspondence with the four air pressure detection devices, and the alarm devices are triggered by the alarm signals output from the corresponding hydraulic pressure detection devices.
本发明的优点和有益效果在于：提供一种球阀的密封性检测方法，其能同时检测四个弯头球阀的气密性，且能在任一弯头球阀气密性检测不合格时进行相应报警，可提高弯头球阀密封性检测的效率。The advantages and beneficial effects of the present invention are as follows: a method for detecting the airtightness of a ball valve is provided, which can detect the airtightness of four elbow ball valves at the same time, and can give a corresponding alarm when the airtightness detection of any elbow ball valve is unqualified , which can improve the efficiency of sealing detection of elbow ball valve.
具体实施方式Detailed ways
下面结合实施例，对本发明的具体实施方式作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。The specific embodiments of the present invention will be further described below with reference to the examples. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.
本发明提供一种球阀的密封性检测方法，包括：The invention provides a method for detecting the tightness of a ball valve, comprising:
设置可平放四个弯头球阀的平置底板，在底板上穿设竖置的充气总管，给充气总管连接四个平置的充气支管，将四个充气阀分别安装在四个充气支管上，在底板顶面固设四个竖置定位基座和四个平置挤压缸，使四个充气支管与四个定位基座一一对应连接，在四个定位基座上固设八个密封垫片、四个气压检测装置和四个报警装置，选择四个密封垫片开孔形成四个通孔，给四个定位基座开孔形成四个内部通道；Set up a flat bottom plate that can lay four elbow ball valves horizontally, wear a vertical inflation main pipe on the bottom plate, connect four flat inflatable branch pipes to the inflation main pipe, and install the four inflatable valves on the four inflatable branch pipes respectively. , four vertical positioning bases and four horizontal extrusion cylinders are fixed on the top surface of the bottom plate, so that the four inflatable branch pipes are connected with the four positioning bases in one-to-one correspondence, and eight positioning bases are fixed on the four positioning bases. Sealing gasket, four air pressure detection devices and four alarming devices, choose four sealing gasket openings to form four through holes, and four positioning base openings to form four internal channels;
所述四个充气支管包括：沿前后方向设置且后端与充气总管连接的前充气支管，沿左右方向设置且左端与充气总管连接的右充气支管，沿前后方向设置且前端与充气总管连接的后充气支管，沿左右方向设置且右端与充气总管连接的左充气支管；The four inflatable branch pipes include: a front inflatable branch pipe arranged in the front-rear direction and connected with the inflatable main pipe at the rear end, a right inflatable branch pipe disposed in the left-right direction and connected with the inflatable main pipe at the left end, and a front inflatable branch pipe disposed in the front-rear direction and connected with the inflatable main pipe at the front end. The rear inflatable branch pipe is a left inflatable branch pipe arranged along the left and right direction and the right end is connected with the main inflatable pipe;
所述四个充气阀包括：设在前充气支管上的前充气阀，设在右充气支管上的右充气阀，设在后充气支管上的后充气阀，设在左充气支管上的左充气阀；The four inflatable valves include: a front inflation valve arranged on the front inflation branch pipe, a right inflation valve arranged on the right inflation branch pipe, a rear inflation valve arranged on the rear inflation branch pipe, and a left inflation valve arranged on the left inflation branch pipe. valve;
所述四个定位基座包括：后端面与前充气支管前端连接的前定位基座，左端面与右充气支管右端连接的右定位基座，前端面与后充气支管后端连接的后定位基座，右端面与左充气支管左端连接的左定位基座；前定位基座、右定位基座、后定位基座、左定位基座与充气总管的间距相同；The four positioning bases include: a front positioning base with the rear end surface connected to the front end of the front inflatable branch pipe, a right positioning base connected with the left end surface of the right inflatable branch pipe, and a rear positioning base connected with the front end surface of the rear inflatable branch pipe. seat, the left positioning base connecting the right end face with the left end of the left inflatable branch pipe; the distances between the front positioning base, the right positioning base, the rear positioning base, the left positioning base and the inflatable main pipe are the same;
所述八个密封垫片包括：贴覆在前定位基座的左侧面上且可供弯头球阀输入端贴靠的前左密封垫片，贴覆在前定位基座的右侧面上且可供弯头球阀输出端贴靠的前右密封垫片，贴覆在右定位基座的前侧面上且可供弯头球阀输入端贴靠的右前密封垫片，贴覆在右定位基座的后侧面上且可供弯头球阀输出端贴靠的右后密封垫片，贴覆在后定位基座的左侧面上且可供弯头球阀输出端贴靠的后左密封垫片，贴覆在后定位基座的右侧面上且可供弯头球阀输入端贴靠的后右密封垫片，贴覆在左定位基座的前侧面上且可供弯头球阀输出端贴靠的左前密封垫片，贴覆在左定位基座的后侧面上且可供弯头球阀输入端贴靠的左后密封垫片；The eight sealing gaskets include: a front left sealing gasket that is attached to the left side of the front positioning base and can be attached to the input end of the elbow ball valve, and is attached to the right side of the front positioning base. And the front right sealing gasket that can be attached to the output end of the elbow ball valve is attached to the front side of the right positioning base and the right front sealing gasket that can be attached to the input end of the elbow ball valve is attached to the right positioning base. The right rear sealing gasket on the rear side of the seat and for the output end of the elbow ball valve to abut , which is attached to the right side of the rear positioning base and can be attached to the input end of the elbow ball valve. It is attached to the front side of the left positioning base and can be attached to the output end of the elbow ball valve. The left front sealing gasket is attached to the rear side of the left positioning base and can be used for the left rear sealing gasket that the input end of the elbow ball valve can abut against;
所述四个通孔包括：开设在前左密封垫片上且沿左右方向延伸的前左通孔，开设在右前密封垫片上且沿前后方向延伸的右前通孔，开设在后右密封垫片上且沿左右方向延伸的后右通孔，开设在左后密封垫片上且沿前后方向延伸的左后通孔；前左通孔、右前通孔、后右通孔、左后通孔位于同一高度；前左通孔、右前通孔、后右通孔、左后通孔与充气总管的间距相同；The four through holes include: a front left through hole opened on the front left gasket and extending in the left-right direction, a right front through hole opened on the right front gasket and extending in the front-rear direction, and a rear right gasket The rear right through hole on the sheet and extending in the left and right direction, the left rear through hole opened on the left rear sealing gasket and extending in the front and rear direction; the front left through hole, the right front through hole, the rear right through hole, the left rear through hole Located at the same height; the front left through hole, right front through hole, rear right through hole, left rear through hole and the inflatable main pipe have the same spacing;
所述四个内部通道包括：开设在前定位基座上且将前左通孔与前充气支管连通的内部通道，开设在右定位基座上且将右前通孔与右充气支管连通的内部通道，开设在后定位基座上且将后右通孔与后充气支管连通的内部通道，开设在左定位基座上且将左后通孔与左充气支管连通的内部通道；The four internal channels include: an internal channel opened on the front positioning base and connecting the front left through hole with the front inflatable branch pipe, and an internal channel opened on the right positioning base and connecting the right front through hole with the right inflatable branch pipe. , an internal channel opened on the rear positioning base and connecting the rear right through hole with the rear inflatable branch pipe, and an internal channel opened on the left positioning base and connecting the left rear through hole with the left inflatable branch pipe;
所述四个气压检测装置包括：固设在前定位基座的上端面的前气压检测装置，固设在右定位基座上端面的右气压检测装置，固设在后定位基座的上端面的后气压检测装置，固设在左定位基座上端面的左气压检测装置；The four air pressure detection devices include: a front air pressure detection device fixed on the upper end surface of the front positioning base, a right air pressure detection device fixed on the upper end surface of the right positioning base, and fixed on the upper end surface of the rear positioning base. The rear air pressure detection device is fixed on the left air pressure detection device on the upper end face of the left positioning base;
所述前气压检测装置的气压感测端伸入前定位基座的内部通道；前气压检测装置用于检测前定位基座内部通道的气压，且在前定位基座内部通道气压低于预设值时向外输出前位报警信号；The air pressure sensing end of the front air pressure detection device extends into the inner channel of the front positioning base; the front air pressure detection device is used to detect the air pressure of the inner channel of the front positioning base, and the air pressure of the inner channel of the front positioning base is lower than a preset value When the value is set, the front alarm signal is output to the outside;
所述右气压检测装置的气压感测端伸入右定位基座的内部通道；右气压检测装置用于检测右定位基座内部通道的气压，且在右定位基座内部通道气压低于预设值时向外输出右位报警信号；The air pressure sensing end of the right air pressure detection device extends into the inner channel of the right positioning base; the right air pressure detection device is used to detect the air pressure of the inner channel of the right positioning base, and the air pressure in the inner channel of the right positioning base is lower than a preset value When the value is set, the right-bit alarm signal is output to the outside;
所述后气压检测装置的气压感测端伸入后定位基座的内部通道；后气压检测装置用于检测后定位基座内部通道的气压，且在后定位基座内部通道气压低于预设值时向外输出后位报警信号；The air pressure sensing end of the rear air pressure detection device extends into the inner channel of the rear positioning base; the rear air pressure detection device is used to detect the air pressure of the inner channel of the rear positioning base, and the air pressure of the inner channel of the rear positioning base is lower than a preset value When the value is reached, the rear alarm signal is output to the outside;
所述左气压检测装置的气压感测端伸入左定位基座的内部通道；左气压检测装置用于检测左定位基座内部通道的气压，且在左定位基座内部通道气压低于预设值时向外输出左位报警信号；The air pressure sensing end of the left air pressure detection device extends into the inner channel of the left positioning base; the left air pressure detection device is used to detect the air pressure of the inner channel of the left positioning base, and the air pressure in the inner channel of the left positioning base is lower than a preset value When the value is set, the left alarm signal is output to the outside;
所述四个报警装置包括：固设在前定位基座的上端面的前报警装置，固设在右定位基座上端面的右报警装置，固设在后定位基座的上端面的后报警装置，固设在左定位基座上端面的左报警装置；The four alarm devices include: a front alarm device fixed on the upper end surface of the front positioning base, a right alarm device fixed on the upper end surface of the right positioning base, and a rear alarm device fixed on the upper end surface of the rear positioning base. device, the left alarm device fixed on the upper end face of the left positioning base;
所述前报警装置与前气压检测装置电连接，且前报警装置由前气压检测装置输出的前位报警信号触发报警；The front alarm device is electrically connected with the front air pressure detection device, and the front alarm device is triggered by the front alarm signal output from the front air pressure detection device;
所述右报警装置与右气压检测装置电连接，且右报警装置由右气压检测装置输出的右位报警信号触发报警；The right alarm device is electrically connected with the right air pressure detection device, and the right alarm device is triggered by a right-position alarm signal output from the right air pressure detection device;
所述后报警装置与后气压检测装置电连接，且后报警装置由后气压检测装置输出的后位报警信号触发报警；The rear alarm device is electrically connected with the rear air pressure detection device, and the rear alarm device is triggered by the rear alarm signal output by the rear air pressure detection device;
所述左报警装置与左气压检测装置电连接，且左报警装置由左气压检测装置输出的左位报警信号触发报警；The left alarm device is electrically connected with the left air pressure detection device, and the left alarm device is triggered by the left alarm signal output from the left air pressure detection device;
所述四个挤压缸包括：位于前定位基座和左定位基座之间的前左挤压缸，位于前定位基座和右定位基座之间的前右挤压缸，位于后定位基座和右定位基座之间的后右挤压缸，位于后定位基座和左定位基座之间的后左挤压缸；前左挤压缸、前右挤压缸、后右挤压缸、后左挤压缸的活塞杆都平置且朝向充气总管；前左挤压缸、前右挤压缸、后右挤压缸、后左挤压缸的活塞杆位于同一高度；前左挤压缸、前右挤压缸、后右挤压缸、后左挤压缸与充气总管的间距相同；前左挤压缸与充气总管的间距，大于前定位基座与充气总管的间距；前左挤压缸的活塞杆与前左通孔位于同一高度；The four extrusion cylinders include: a front left extrusion cylinder located between the front positioning base and the left positioning base, a front right extrusion cylinder located between the front positioning base and the right positioning base, and a rear positioning base. The rear right extrusion cylinder between the base and the right positioning base, the rear left extrusion cylinder between the rear positioning base and the left positioning base; the front left extrusion cylinder, the front right extrusion cylinder, the rear right extrusion cylinder The piston rods of the pressing cylinder and the rear left pressing cylinder are all flat and facing the inflation manifold; the piston rods of the front left pressing cylinder, the front right pressing cylinder, the rear right pressing cylinder and the rear left pressing cylinder are at the same height; The distance between the left extrusion cylinder, the front right extrusion cylinder, the rear right extrusion cylinder, the rear left extrusion cylinder and the inflatable main pipe is the same; the distance between the front left extrusion cylinder and the inflatable main pipe is larger than the distance between the front positioning base and the inflatable main pipe ;The piston rod of the front left extrusion cylinder is at the same height as the front left through hole;
所述密封性检测方法，包括如下步骤：The sealing detection method includes the following steps:
1）取四个弯头球阀，该四个弯头球阀的阀体为弧形，且为四分之一圆弧；阀体一端为输入端，阀体另一端为输出端，且输入端的轴心与输出端的轴心垂直；1) Take four elbow ball valves. The valve bodies of these four elbow ball valves are arc-shaped and a quarter arc; one end of the valve body is the input end, the other end of the valve body is the output end, and the shaft of the input end is The center is perpendicular to the axis of the output end;
将四个弯头球阀分别平放在四个定位基座和四个挤压缸之间，该四个弯头球阀包括：平放于前定位基座、左定位基座、前左挤压缸之间的前左弯头球阀，平放于前定位基座、右定位基座、前右挤压缸之间的前右弯头球阀，平放于后定位基座、右定位基座、后右挤压缸之间的后右弯头球阀，平放于后定位基座、左定位基座、后左挤压缸之间的后左弯头球阀；Place the four elbow ball valves between the four positioning bases and the four extrusion cylinders respectively, the four elbow ball valves include: laying flat on the front positioning base, the left positioning base, and the front left extrusion cylinder The front left elbow ball valve between the front positioning base, the right positioning base, and the front right elbow ball valve between the front and right extrusion cylinders is laid flat on the rear positioning base, the right positioning base, the rear The rear right elbow ball valve between the right extrusion cylinders is placed flat on the rear positioning base, the left positioning base, and the rear left elbow ball valve between the rear left extrusion cylinders;
将前左弯头球阀的输入端贴靠在前定位基座左侧面的前左密封垫片上，且前左弯头球阀的输入端罩住前左密封垫片上的前左通孔；将前左弯头球阀的输出端贴靠在左定位基座前侧面的左前密封垫片上；Abut the input end of the front left elbow ball valve on the front left sealing gasket on the left side of the front positioning base, and the input end of the front left elbow ball valve covers the front left through hole on the front left sealing gasket; Abut the output end of the front left elbow ball valve on the left front sealing gasket on the front side of the left positioning base;
将前右弯头球阀的输入端贴靠在右定位基座前侧面的右前密封垫片上，且前右弯头球阀的输入端罩住右前密封垫片上的右前通孔；将前右弯头球阀的输出端贴靠在前定位基座右侧面的前右密封垫片上；Abut the input end of the front right elbow ball valve on the right front sealing gasket on the front side of the right positioning base, and the input end of the front right elbow ball valve covers the right front through hole on the right front sealing gasket; bend the front right The output end of the head ball valve abuts on the front right sealing gasket on the right side of the front positioning base;
将后右弯头球阀的输入端贴靠在后定位基座右侧面的后右密封垫片上，且后右弯头球阀的输入端罩住后右密封垫片上的后右通孔；将后右弯头球阀的输出端贴靠在右定位基座后侧面的右后密封垫片上；Abut the input end of the rear right elbow ball valve on the rear right sealing gasket on the right side of the rear positioning base, and the input end of the rear right elbow ball valve covers the rear right through hole on the rear right sealing gasket; Abut the output end of the rear right elbow ball valve on the right rear sealing gasket on the rear side of the right positioning base;
将后左弯头球阀的输入端贴靠在左定位基座后侧面的左后密封垫片上，且后左弯头球阀的输入端罩住左后密封垫片上的左后通孔；将后左弯头球阀的输出端贴靠在后定位基座左侧面的后左密封垫片上；Abut the input end of the rear left elbow ball valve on the left rear gasket on the rear side of the left positioning base, and the input end of the rear left elbow ball valve covers the left rear through hole on the left rear gasket; The output end of the rear left elbow ball valve abuts on the rear left sealing gasket on the left side of the rear positioning base;
2）然后控制前左挤压缸、前右挤压缸、后右挤压缸、后左挤压缸的活塞杆都向充气总管伸出；2) Then control the piston rods of the front left extrusion cylinder, the front right extrusion cylinder, the rear right extrusion cylinder, and the rear left extrusion cylinder to protrude toward the inflation manifold;
前左挤压缸的活塞杆将前左弯头球阀压紧在前定位基座、左定位基座上；前左弯头球阀的输入端由前定位基座左侧面的前左密封垫片封闭，且前左弯头球阀的输入端与前左密封垫片上的前左通孔连通；前左弯头球阀的输出端由左定位基座前侧面的左前密封垫片封闭；The piston rod of the front left extrusion cylinder presses the front left elbow ball valve on the front positioning base and the left positioning base; the input end of the front left elbow ball valve is fixed by the front left sealing gasket on the left side of the front positioning base closed, and the input end of the front left elbow ball valve is communicated with the front left through hole on the front left sealing gasket; the output end of the front left elbow ball valve is closed by the left front sealing gasket on the front side of the left positioning base;
前右挤压缸的活塞杆将前右弯头球阀压紧在前定位基座、右定位基座上；前右弯头球阀的输入端由右定位基座前侧面的右前密封垫片封闭，且前右弯头球阀的输入端与右前密封垫片上的右前通孔连通；前右弯头球阀的输出端由前定位基座右侧面的前右密封垫片封闭；The piston rod of the front right extrusion cylinder presses the front right elbow ball valve on the front positioning base and the right positioning base; the input end of the front right elbow ball valve is closed by the right front sealing gasket on the front side of the right positioning base. And the input end of the front right elbow ball valve is communicated with the right front through hole on the right front sealing gasket; the output end of the front right elbow ball valve is closed by the front right sealing gasket on the right side of the front positioning base;
后右挤压缸的活塞杆将后右弯头球阀压紧在后定位基座、右定位基座上；后右弯头球阀的输入端由后定位基座右侧面的后右密封垫片封闭，且后右弯头球阀的输入端与后右密封垫片上的后右通孔连通；后右弯头球阀的输出端由右定位基座后侧面的右后密封垫片封闭；The piston rod of the rear right squeeze cylinder presses the rear right elbow ball valve on the rear positioning base and the right positioning base; the input end of the rear right elbow ball valve is fixed by the rear right sealing gasket on the right side of the rear positioning base closed, and the input end of the rear right elbow ball valve is communicated with the rear right through hole on the rear right sealing gasket; the output end of the rear right elbow ball valve is closed by the right rear sealing gasket on the rear side of the right positioning base;
后左挤压缸的活塞杆将后左弯头球阀压紧在后定位基座、左定位基座上；后左弯头球阀的输入端由左定位基座后侧面的左后密封垫片封闭，且后左弯头球阀的输入端与左后密封垫片上的左后通孔连通；后左弯头球阀的输出端由后定位基座左侧面的后左密封垫片封闭；The piston rod of the rear left squeeze cylinder presses the rear left elbow ball valve on the rear positioning base and the left positioning base; the input end of the rear left elbow ball valve is closed by the left rear sealing gasket on the rear side of the left positioning base , and the input end of the rear left elbow ball valve is communicated with the left rear through hole on the left rear sealing gasket; the output end of the rear left elbow ball valve is closed by the rear left sealing gasket on the left side of the rear positioning base;
3）使前左弯头球阀、前右弯头球阀、后右弯头球阀、后左弯头球阀都处于开启状态；然后开启前充气支管上的前充气阀、左充气支管上的左充气阀、后充气支管上的后充气阀、右充气支管上的右充气阀；然后通过充气总管向前左弯头球阀、前右弯头球阀、后右弯头球阀、后左弯头球阀充气；具体的：3) Keep the front left elbow ball valve, front right elbow ball valve, rear right elbow ball valve, and rear left elbow ball valve open; then open the front inflation valve on the front inflation branch and the left inflation valve on the left inflation branch , the rear inflation valve on the rear inflation branch pipe, and the right inflation valve on the right inflation branch pipe; then through the inflation main pipe, the front left elbow ball valve, the front right elbow ball valve, the rear right elbow ball valve, and the rear left elbow ball valve are inflated; specific of:
充气总管通过前充气支管、前定位基座的内部通道、前左密封垫片上的前左通孔向前左弯头球阀充气；The main inflation pipe is inflated to the front left elbow ball valve through the front inflation branch pipe, the inner channel of the front positioning base, and the front left through hole on the front left sealing gasket;
充气总管通过右充气支管、右定位基座的内部通道、右前密封垫片上的右前通孔向前右弯头球阀充气；The inflation main pipe is inflated to the front right elbow ball valve through the right inflation branch pipe, the inner channel of the right positioning base, and the right front through hole on the right front sealing gasket;
充气总管通过后充气支管、后定位基座的内部通道、后右密封垫片上的后右通孔向后右弯头球阀充气；The inflation main pipe is inflated to the rear right elbow ball valve through the rear inflation branch pipe, the inner channel of the rear positioning base, and the rear right through hole on the rear right sealing gasket;
充气总管通过左充气支管、左定位基座的内部通道、左后密封垫片上的左后通孔向后左弯头球阀充气；The inflation main pipe is inflated to the rear left elbow ball valve through the left inflation branch pipe, the inner channel of the left positioning base, and the left rear through hole on the left rear sealing gasket;
充气一定时间后关闭前充气支管上的前充气阀、右充气支管上的右充气阀、后充气支管上的后充气阀、左充气支管上的左充气阀；此时，前左弯头球阀、前右弯头球阀、后左弯头球阀、后右弯头球阀分别充满气体且达到一定压力；After inflating for a certain period of time, close the front inflation valve on the front inflation branch, the right inflation valve on the right inflation branch, the rear inflation valve on the rear inflation branch, and the left inflation valve on the left inflation branch; at this time, the front left elbow ball valve, The front right elbow ball valve, the rear left elbow ball valve, and the rear right elbow ball valve are respectively filled with gas and reach a certain pressure;
4）然后启动前气压检测装置、右气压检测装置、后气压检测装置、左气压检测装置，并启动前报警装置、右报警装置、后报警装置、左报警装置；4) Then activate the front air pressure detection device, the right air pressure detection device, the rear air pressure detection device, and the left air pressure detection device, and activate the front alarm device, the right alarm device, the rear alarm device, and the left alarm device;
若一定时间内，前报警装置未触发报警，则前左弯头球阀为气密性检测合格；若前报警装置触发报警，则前左弯头球阀为气密性检测不合格；If the front alarm device does not trigger an alarm within a certain period of time, the front left elbow ball valve will pass the air tightness test; if the front alarm device triggers an alarm, the front left elbow ball valve will fail the air tightness test;
若一定时间内，右报警装置未触发报警，则前右弯头球阀为气密性检测合格；若右报警装置触发报警，则前右弯头球阀为气密性检测不合格；If the right alarm device does not trigger an alarm within a certain period of time, the front right elbow ball valve is qualified for the air tightness test; if the right alarm device triggers an alarm, the front right elbow ball valve fails the air tightness test;
若一定时间内，后报警装置未触发报警，则后右弯头球阀为气密性检测合格；若后报警装置触发报警，则后右弯头球阀为气密性检测不合格；If the rear alarm device does not trigger an alarm within a certain period of time, the rear right elbow ball valve will pass the air tightness test; if the rear alarm device triggers an alarm, the rear right elbow ball valve will fail the air tightness test;
若一定时间内，左报警装置未触发报警，则后左弯头球阀为气密性检测合格；若左报警装置触发报警，则后左弯头球阀为气密性检测不合格；If the left alarm device does not trigger an alarm within a certain period of time, the rear left elbow ball valve will pass the air tightness test; if the left alarm device triggers an alarm, the rear left elbow ball valve will fail the air tightness test;
5）前左弯头球阀、前右弯头球阀、后右弯头球阀、后左弯头球阀都检测完成后，控制前左挤压缸、前右挤压缸、后右挤压缸、后左挤压缸的活塞杆都回缩远离充气总管；使前左挤压缸的活塞杆完全脱离前左弯头球阀，前右挤压缸的活塞杆完全脱离前右弯头球阀，后右挤压缸的活塞杆完全脱离后右弯头球阀，后左挤压缸的活塞杆完全脱离后左弯头球阀；然后将前左弯头球阀、前右弯头球阀、后右弯头球阀、后左弯头球阀从底板上取走。5) After the front left elbow ball valve, front right elbow ball valve, rear right elbow ball valve, and rear left elbow ball valve are all detected, control the front left extrusion cylinder, the front right extrusion cylinder, the rear right extrusion cylinder, and the rear right extrusion cylinder. The piston rods of the left extrusion cylinder are retracted away from the inflation manifold; the piston rod of the front left extrusion cylinder is completely separated from the front left elbow ball valve, the piston rod of the front right extrusion cylinder is completely separated from the front right elbow ball valve, and the rear right extrusion cylinder is completely separated from the front right elbow ball valve. The piston rod of the pressure cylinder is completely separated from the rear right elbow ball valve, and the piston rod of the rear left squeeze cylinder is completely separated from the rear left elbow ball valve; then the front left elbow ball valve, front right elbow ball valve, rear right elbow ball valve, rear The left elbow ball valve is removed from the base plate.
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present invention, several improvements and modifications can be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.
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