JPS61500323A - pump station - Google Patents

Abstract

In pump stations for waste water comprising an upper part (5) functioning as control room and a lower part (1) for further conveyance of the waste water, there is a need to simplify both the function of the pump and its service. These objectives are achieved by utilizing one or more units consisting of pump (12) and non-return valve (16) which are vertically movable along guides (33) and which are also capable of opening and closing a valve (25) in a waste-water pipe (21) to which the unit can be connected, each non-return valve (16) being closable against the action of a force.

Description

[Detailed description of the invention] pump station The present invention relates to a pump station. A known pump station of this type is For example, it is described in Swedish Patent Application No. 7603577-3. pump stay The section usually consists of an upper part and a lower part. The upper part serves as a control room and the lower part is for wastewater Functions as a collection room. One or more pumps are provided at the bottom to discharge wastewater into the drain pipe. is being given. , both a check valve and a stop valve are arranged between the pump and the discharge pipe. There is. These valves are typically located inside the control room itself. Check valves are easily clogged The pump also requires a certain amount of maintenance and inspection. It is essential.

On the other hand, maintenance and inspection of check valves is virtually unnecessary. From an environmental hygiene perspective Yes to entering the lower part of the pump station for pump maintenance (only for a short time) with undesirable consequences.

That is, it is almost impossible to avoid the effects of gases released from wastewater. control Since the room can be ventilated, maintenance and inspection are comparatively difficult when the check valve is located in the control room. It is easy to understand. However, both the check valve and the pump can be removed from all pump stations. It would be extremely advantageous if maintenance and inspection could be carried out at a remote location. known pumps Another drawback with the control room is that both the check valve and the stop valve are It is expensive because it sometimes requires long periods of time.

Therefore, as mentioned above, maintenance and inspection of the check valve and pump is required, but the check valve is In the case of a structure in which the pump is located at the bottom, it is difficult to carry out maintenance and inspection.

The purpose of the present invention is to rectify the above-mentioned drawbacks;

A single unit that is easy to transport from the work area to inspect the pump and check valve at another location. This is achieved by configuring it as a set.

One unit in a pump station can be replaced with a similar unit. You can think of knitwear as a "plug-in unit."

According to the invention, the control means for removing the unit consisting of the pump and the reverse valve is provided. It's necessary. This control means is also necessary for installing the unit at the work location. Ru.

The pump and check valve unit has an outlet with a flat end face. this The discharge port is provided at the bottom of the pump room and communicates with the waste water pipe or discharge pipe of the pump room. It cooperates with an inlet pipe with a flat six-end face of the connecting member.

The connecting member of the present invention is provided with the same number of inlets as there are units consisting of a pump and a check valve. It will be done.

Each time a unit consisting of a pump and reverse valve is installed, the stop valve is operated from the top. and connect it to the stop valve. Extended shaft with wheels as a suitable means of operation can be used.

According to one embodiment of the invention, the connecting member connects the waste water pipe and the one or more pumps. Valve that can be continued? Has only one.

A first essential feature of the invention is that the control means control one guide for each "plug-in unit". means, said guide means cooperating with each of the stop valves, i.e. a guide hand. The stage is rotatable about the longitudinal axis of the stop valve and cooperates with the stop valve by rotation of the guide means. If the valve is opened or closed, or if the guide means are hollow and each of the hollow guide means has a built-in The cooperating stop valve is opened and closed by the closed rod.

A second essential feature of the invention is that each check valve has a The movement to close the valve occurs against a counteracting force. This reaction force is , spring stress or fluid pressure. Or like car pants♀ Any means of action may be used.

Further features of the invention will be apparent from the following claims.

The invention will be explained in more detail below on the basis of three accompanying drawings, in which: FIG.

Figure 1 shows a pump with a built-in pump unit including a pump and a check valve in its working position. Indicates station.

Figure 2 shows the unit including the pump and check valve removed from the working position. A built-in pump station similar to that shown in Figure 1 is shown.

Figure 3 shows the pump and check valve unit taken out of the pump station. pump station shown.

Reference numeral 1 in the figure indicates a pump station consisting of two parts arranged vertically. The bottom of the section is shown. A peripheral flange 2 and a support for said peripheral flange are attached to the upper end of the lower part 1. and 3 are provided.

A floor 4 is arranged above the peripheral flange and an upper part 5 is provided above the floor. . The upper part 5 includes a door 6, a skylight 7, and a ventilation pipe 8. Lower part 1 supplies wastewater to lower part 1 do. It is equipped with a nogib socket 9 for connecting a Qb. Drain pipe 10 at the bottom It is connected to the. two units each consisting of a pump and a reversal valve) 11°12 is placed at the bottom of the bottom. The pump in unit 11 is numbered 13, and the check valve is numbered 13. It is indicated by No. 14. The pump of unit 12 is numbered 15, and the check valve is numbered 16. It is shown. Check valves 14 and 16 are manufactured by Ahl Marketed by Sell & Agren) and listed in the product manual of September 1976. The KG check valve PNIO, which is shown in Figure 1, may also be used. The hole in the external connection part 19 of the lower part l is A pipe socket 9 is provided for connection to a water pipe 10. The connecting part 19 is on the bottom It has a foot-like part 30 supported on the bottom of part l. As is clear from the figure, the reverse valve is A flap 38 is provided to prevent flow. In the following description, pumps and check valves are included. The unit is referred to as a "pump unit." The pump unit 11 has a flange 17 Equipped with an outlet surrounded by. 'The flange 17 and the edge of the discharge port are in flat contact with each other. Forming a contact surface, the contact surface supports the branch nozzle (eve 18) of the connecting portion 19 and Collaborate with groups. The branch pipe 18 forms an inlet to the connecting member 19 and is branched into one branch. The outlet of the pipe has a flat end surface that cooperates with a flat surface of the pump unit. Furthermore , the inlet end of the branch pipe 18 is also 1. ! ! The same flan as the outlet to pump knit 11 20.

Similarly, the pump unit 12 has a branch pipe 21 with a contact flange 22. and a pump unit having a contact flange 23. Each branch pipe 18 and 21 have stop valves 24 and 25, respectively. Arcel & Co. as a stop valve. Agren Beta gate valve NT4't-can be used. Product description of this gate valve is W. It is described in AA-580008. The operating shaft 26 is attached to the stop valve 24 It is curved and extends to the top 5. Control handle 27 at the upper end of the operating shaft is provided. The stop valve 25 is likewise connected to a control shaft with a handle 29. 28.

The pump unit is provided with guides 32,33'i. connected to the pump unit 11 A lever 34 cooperates with the guide 32. The guide 32 and lever 34 are Ponzo Units) 11 horizontal position. This unit also carries the pump unit 11 laterally. A guide finger 36 is provided for control. The pump unit 12 also has a similar guide flap. A finger 37 is provided. Pump units 11 and i2 each have a hoisting wire 38. It has 39. The two guides are different from each other as long as they can fulfill the functions described below. It is clear that the length can be as long as the length of the guide. You may.

The above means works as follows. The two pump units 11 and 12 are Assume that it is in the position shown in Figure 1. - When attempting to inspect the pump unit 12 of 10,000 In this case, it is only necessary to use the hoisting wire 39 to pull the unit up to the first step. . During the first stage of lifting, the lateral movement of the pump unit will cause the outlet of the unit 12 to Controlled by a flat contact surface between the inlet of the branch pipe 21.

be controlled. The pump unit can thus be moved laterally, while vertical movements are guided 33. Once the pump unit 12 reaches the control room, it is ready for repair work. It was transferred to the location, replaced with the same unit attached to the guide 33, and lowered to the lower part 1. It will be done. When the pump unit approaches the branch pipe 21, the control finger 37 Make the flat end face of the outlet of the knit parallel to the end face of the inlet end of the 1-branch pipe 210. It acts like a sea urchin. 1 branch due to contact between two flat surfaces, e4zo 21 and pump unit A proper seal is obtained between the knit outlet and the knit outlet. The two branch knobs are handles. 27'i an operating shaft 26 and an operating shaft 28 including a handle 29. The valves 24 and 25 can be opened and closed via the valves 24 and 25. Side of pump unit when moving up and down Directional control can also be achieved by using other control means 1, e.g. forming grooves in the guide and cooperating with said grooves. by forming inwardly directed pins or ridges on the support arms of the pump unit. be mistaken The configuration in which a stop valve and a reverse valve are connected to each pump is based on the known point where the valve is placed at the top. Compared to pump stations, the number of piping is significantly smaller.

In addition, by placing the drain pipe socket at the bottom of the pump station, the drain pipe This point is also extremely advantageous, as collaboration with other companies becomes significantly easier.

The uninvented pump unit cannot be removed for inspection and replaced with a spare pump unit. can be easily implemented. Therefore, a complete inspection of the pump unit, especially It may be carried out at a location for this purpose. Therefore, the pump station is unsuitable for repair. There is no need to use the unit for repairs.

Naturally, a lid body may be used instead of the upper part 5 and the floor 40, in which case, Of course, the elements placed in the control room in FIG.

Must be confined to the axial region.

The two guides 32 and 33 may be rotatable about the longitudinal axis. The guidance is Since it can rotate once, it can be used as a substitute for the operating shafts 26 and 28, in which case, The guide is connected to stop valves 24 and 25. In this case, there are two rod-shaped units in the lower part 1. Only the cut is placed. Guides 32 and 33 are for opening and closing stop valves 24 and 25. used for Furthermore, the guide is made hollow to open and close the stop valves 24 and 25. It is also possible to arrange the operating shafts 26 and 28 inside the guide.

To prevent the reverse valves 14 and 16 from closing due to a sudden impact, the reverse valves 14 and 16 must be A force is formed that opposes the closing movement. This force is formed by a spring, hydraulic means, or a member acting similarly to a motor vehicle pan/(- obtain.

FIG.2 FIG.3 Procedural amendment 1. Indication of incident PCT/SE 831003572, Title of invention Pump station tion 3. Person who makes corrections Relationship to the incident: Patent applicant Name: Eula Born Sweden A.B.4, Representative: Tokyo Shin Yamada Building 6, 1-1-14 Shinjuku, Shuku-ku, number of inventions increased due to amendment 7. Weight of amendment Translation of description and scope of claims 8. Contents of amendment (1) Add the official M1ll vA translation as shown in the attached sheet.

(No change in content) (2. Add the translation of the claims as shown in the attached sheet.

Procedure Ne City Official Book (Method) %formula% 2. Name of the invention: Pump station 3. Person who makes corrections Relationship to the incident: Patent applicant Name: Eula Born Sweden A.B. 14, Representative: Tokyo Shin Yamada Building 6, 1-1-14 Shinjuku, Shuku-ku, number of inventions increased due to amendment 7. Target of amendment Translation of drawings 8. Contents of amendment (1) Add appropriate translations of the drawings as shown in the attached sheet.

(No change in content) international search report

Claims (1)

[Claims] 1. an upper part (5) suitable as a control room and for collecting liquid, preferably waste water; a pumping station consisting of a lower part (1), said liquid collection being comprised of said lower part (1); are located at the check valves (14, 16) and/or stop valves (24.2), respectively. 5) connected to the waste water pipe (10) via respective valve means which may consist of: At the pump station obtained by the pumps (13 and 15), the waste water pipe (10) are arranged in the lower part (1) and in the lower part (1), each having a non-return check. connected to one or more pump units (11 and 12) with valves (14, 16); connection comprising removable connection means (17, 20 and 22, 23) for (19), and each pump unit (11 and 12) is connected to the connecting part (19). (19) to the upper part (5), and from the upper part (5) to the connecting part (19). Control means (32, 33, 34 and 35) are arranged for controlled movement to the application site. A pump station characterized by the fact that: 2. Each control means (32, 34 and 33, 35) is located at the lower part (1) and the upper part (5). It is fixed and movable along the guides (32, 33) and has a suitable pump. The guide (3) cooperates with the part (34, 35) connected to the unit (11, 12). 2, 33). PS station. 3. Guide one of the pump units (11, 12) to the attachment part with the connection part (19). Claim 2, characterized in that means (36, 37) are arranged for Pump station as described in section. 4. The means comprises one or more tracks and lifting means cooperating with the tracks. 4. A pump station according to claim 3, characterized in that: 5. The means are connected to a suitable pump unit (11, 12) and the pump unit A guide finger (3 6, 37) according to claim 3. PS station. 6. The connecting portion (19) and the pump unit (11, 12) are connected to the connecting portion (19) and the pump unit (11, 12). Preferably a flanged flat plate for joining the pump unit (11, 12). characterized by having flat surfaces (17, 20 and 22, 23 respectively) A pump station according to claim 1. 7. A connection (19) is connected to the upper part (19), for example via an elongated shaft (26, 28). 5) for each pump unit (11, 12). The method according to any one of claims 1 to 6, characterized in that pump station. 8. The connection (19) has one stop valve for all pump units (11, 12). The method according to any one of claims 1 to 7, characterized in that pump station. 9. The stop valve further includes one or more pump units (11, 12) mounted on the connection. ) functions as a distributor to open a communication path between Pump station according to item 8. 10. Each guide (32, 33) is rotatable about a longitudinal axis; When the guide (2, 33) rotates, the stop valve (24, 25) that cooperates with the guide opens or closes. Claims characterized in that the stop valve (24, 25) is connected to the stop valve (24, 25) so as to Pump station according to paragraph 2. 11. Each guide (32, 33) is hollow or tubular and has a cooperating stop valve (24). , 25). A pump station according to claim 2 or claim 7. 12. Each check valve (14, 16) comprises a member for generating a force opposing the closing movement. 2. A pump station according to claim 1, characterized in that the pump station includes: